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This page can be found at
http://www.m.cs.osakafu-u.ac.jp/cgi-bin/publication_public.cgi?func=search_result&search_author=(masakazu iwamura OR 鐃緒申鐃緒申鐃緒申) &lang=en

Journal Articles

  1. "Learning multi-level features for improved 3D reconstruction"
    • IEICE Transactions on Information and Systems, E106-D, 3, 9 pages, IEICE (2023-3)
    • Fairuz Safwan Mahad, Masakazu Iwamura, and Koichi Kise
    • (Related field: 3D Reconstruction)
    • --Detail--

  2. "TAIM: Tool for Analyzing Root Images to Calculate the Infection Rate of Arbuscular Mycorrhizal Fungi"

  3. "EEG-Based Cognitive State Classification and Analysis of Brain Dynamics Using Deep Ensemble Model and Graphical Brain Network"
    • IEEE Transactions on Cognitive and Developmental Systems (2021-9)
    • Debashis Das Chakladar, Partha Pratim Roy, and Masakazu Iwamura
    • DOI: 10.1109/TCDS.2021.3116079
    • (Related field: Pattern recognition)
    • --Detail--

  4. "Self-supervised Learning for Reading Activity Classification"
    • Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (ACM IMWUT journal), 5, 3, 105, pp.1-22, ACM (2021-9)
    • Md. Rabiul Islam, Shuji Sakamoto, Yoshihiro Yamada, Andrew W. Vargo, Motoi Iwata, Masakazu Iwamura, and Koichi Kise
    • DOI: 10.1145/3478088
    • (Related field: Activity Recognition / 1 file is available )
    • --Detail--

  5. "Photography for People with Visual Impairment by Photo-Taking with Omni-Directional Camera and Its Post-Production"
    • Trans. IEICE, J104-D, 8, pp.663-677 (2021-8)
    • Masakazu Iwamura, Naoki Hirabayashi, Zheng Cheng, Kazunori Minatani, and Koichi Kise
    • DOI: 10.14923/transinfj.2020JDP7069
    • Written in Japanese.
    • PDF file is available at <a href="http://www.ieice.org/jpn/trans_online/">IEICE Transactions online (in Japanese)</a>. <div id="red" class="blink">This paper won 2021 IEICE Best Paper Award</div>
    • (Related field: Visually impaired assistance / 1 file is available )
    • --Detail--

  6. "Individuality-preserving Silhouette Extraction for Gait Recognition and Its Speedup"
    • IEICE Transactions on Information and Systems, E104-D, 7, pp.992-1001 (2021-7)
    • Masakazu Iwamura, Shunsuke Mori, Koichiro Nakamura, Takuya Tanoue, Yuzuko Utsumi, Yasushi Makihara, Daigo Muramatsu, Koichi Kise, and Yasushi Yagi
    • DOI: 10.1587/transinf.2020ZDP7500
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  7. "3D Avatar Approach for Continuous Sign Movement Using Speech/Text"
    • Applied Sciences (Special Issue on Artificial Intelligence for Multimedia Signal Processing), 11, 8, 3439, MDPI (2021-4)
    • Debashis Das Chakladar, Pradeep Kumar, Shubham Mandal, Partha Pratim Roy, Masakazu Iwamura, and Byung-Gyu Kim
    • DOI: 10.3390/app11083439
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  8. "Automatic Generation of Typographic Font from Small Font Subset"
    • IEEE Computer Graphics and Applications, 40, 1, pp.99-111 (2020-1)
    • Tomo Miyazaki, Tatsunori Tsuchiya, Yoshihiro Sugaya, Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, Koichi Kise
    • DOI: 10.1109/MCG.2019.2931431
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  9. "ShakeDrop Regularization for Deep Residual Learning"

  10. "A Method of Trademark Search Based on the Automatically Assigned Codes of Vienna Classification and Figure Shapes"

  11. "Proposal of Similar Image Retrieval System Using Large Scale Trademark Image Database"

  12. "Fast Search Based on Generalized Similarity Measures"

  13. "Automatic Document Type Classification Using Eye Movements and EgocentricImages"

  14. "Individuality-Preserving Silhouette Extraction for Gait Recognition"
    • IPSJ Transactions on Computer Vision and Applicaitons (CVA), 7, pp.74-78 (2015-7)
    • Yasushi Makihara, Takuya Tanoue, Daigo Muramatsu, Yasushi Yagi, Syunsuke Mori, Yuzuko Utsumi, Masakazu Iwamura and Koichi Kise
    • DOI: 10.2197/ipsjtcva.7.74
    • ( 2 files are available )
    • --Detail--

  15. "Fast Affine Invariant Character Recognition Using Unique Determination of Feature Points"

  16. "Data Embedding into Characters"
    • IEICE Transactions on Information and Systems, E98-D, 1, pp.10-20 (2015-1)
    • Koichi Kise, Shinichiro Omachi, Seiichi Uchida, Masakazu Iwamura and Marcus Liwicki
    • DOI: 10.1587/transinf.2014MUI0002
    • Invited paper.
    • --Detail--

  17. "Fast Face Recognition Based on Local Features and Voting Scheme"
    • Trans. IEICE, J97-D, 8, pp.1263-1272 (2014-8)
    • Yuzuko Utsumi, Yuji Sakano, Keisuke Maekawa, Masakazu Iwamura, and Koichi Kise
    • URL: http://search.ieice.org/bin/summary.php?id=j97-d_8_1263
    • Written in Japanese.
    • PDF file is available at <a href="http://www.ieice.org/jpn/trans_online/">IEICE Transactions online (in Japanese)</a>.
    • (Related field: Pattern recognition)
    • --Detail--

  18. "Recognition of Defocused Patterns"
    • IPSJ Transactions on Computer Vision and Applicaitons (CVA), 6, pp.48-52 (2014-7)
    • Masakazu Iwamura, Masashi Imura, Shinsaku Hiura and Koichi Kise
    • DOI: 10.2197/ipsjtcva.6.48
    • (Related fields: Pattern recognition, Computational Photography / 2 files are available )
    • --Detail--

  19. "Recovery and localization of handwritings by a camera-pen based on tracking and document image retrieval"

  20. "More than Ink — Realization of a Data-Embedding Pen"

  21. "Affine Invariant Character Recognition by Progressive Removing"
    • IEEJ Transactions on Industry Applications, 131, 7, pp.873-879 (2011-7)
    • Masakazu Iwamura, Akira Horimatsu, Ryo Niwa, Koichi Kise, Seiichi Uchida, Shinichiro Omachi
    • DOI: 10.1541/ieejias.131.873
    • Written in Japanese.
    • (Related fields: Pattern recognition, Document Image Analysis / 3 files are available )
    • --Detail--

  22. "Robust and Efficient Recognition of Low Quality Images by Increasing Reference Feature Vectors"

  23. "A General Assignment of Supplementary Information"

  24. "Analysis on Image Retrieval Method Based on Arrangements of Feature Points &mdash;Comparison of Geometric Hashing and LLAH&mdash;"

  25. "Efficient Recognition of Specific Objects by Cascading Approximate Nearest Neighbor Searchers"

  26. "Experimental Evaluation of Balancing the Recognition Rate, Processing Time and Memory Requirement for Large-Scale Recognition of Specific Objects"

  27. "Large-Scale Image Retrieval by Hashing of Local Features"

  28. "A Primary Study on a Data-Embedding Pen"
    • Journal of Human Interface Society, 10, 4, pp.559-567 (2008-11)
    • Kazuhiro Tanaka, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • DOI: 10.11184/his.10.4_559
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  29. "Supplementary Information Embedment with Area Ratio for Camera-Based Character Recognition"

  30. "FSA-Guided Optimal Segmentation and Its Application to Camera-Based Character Recognition"

  31. "Pattern Recognition with Supplementary Information"

  32. "Fast Deformable Template Matching for Isolated Character Recognition"

  33. "Fast Camera-Based Document Image Retrieval Using Local Arrangements of Feature Points"

  34. "Category Data Embedding for Camera-Based Character Recognition"

  35. "On the Bias of Predictive Distribution in Pattern Recognition"
    • Trans. IEICE, J87-D-II, 2, pp.407-415 (2004-2)
    • Masakazu Iwamura, Shinichiro Omachi,and Hirotomo Aso
    • URL: http://search.ieice.org/bin/summary.php?id=j87-d2_2_407
    • Written in Japanese.
    • PDF file is available at <a href="http://www.ieice.org/jpn/trans_online/">IEICE Transactions online (in Japanese)</a>. <br> <a href="http://www.m.cs.osakafu-u.ac.jp/cgi-bin/publication_public.cgi?func=show_detail&id=329&prev_func=article_list&lang=en">The paper is translated into English</a>.
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  36. "Estimation of True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix"
    • Trans. IEICE, J86-D-II, 1, pp.22-31 (2003-1)
    • Masakazu Iwamura, Shinichiro Omachi,and Hirotomo Aso
    • URL: https://search.ieice.org/bin/summary.php?id=j86-d2_1_22
    • Written in Japanese.
    • PDF file is available at <a href="http://www.ieice.org/jpn/trans_online/">IEICE Transactions online (in Japanese)</a>. <br> <a href="http://www.m.cs.osakafu-u.ac.jp/cgi-bin/publication_public.cgi?func=show_detail&id=303&prev_func=article_list&lang=en">The paper is translated into English</a>.
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

Letters

  1. "Exploring Sensor Modalities to Capture User Behaviors for Reading Detection"
    • IEICE Transactions on Information and Systems, E105-D, 9, 5 pages, IEICE (2022-9)
    • Md. Rabiul Islam, Andrew W. Vargo, Motoi Iwata, Masakazu Iwamura, Koichi Kise
    • DOI: 10.1587/transinf.2020ZDL0003
    • (Related fields: Learning Analytics, Deep Learning, Activity Recognition)
    • --Detail--

  2. "Learning Pyramidal Feature Hierarchy for 3D reconstruction"

  3. "Similar Trademark Searching Method Considering Similarity Between Vienna Classification and Figures"

  4. "物体検出器の検出傾向に基づく動画像のイベント検出"

  5. "Document Type Classification for Automatic Recording of Read- ing Activities"

  6. "Improvements of Memory Efficiency and Discrimination Power for Real-Time Document Image Retrieval on a Large-Scale Database"
    • Trans. IEICE, J95-D, 7, pp.1491-1494 (2012-7)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • URL: https://search.ieice.org/bin/summary.php?id=j95-d_7_1491
    • Written in Japanese.
    • 論文のPDFファイルを<a href="http://www.ieice.org/jpn/trans_online/">電子情報通信学会 Transactions online</a>からダウンロードすることができます.
    • (Related fields: Document Image Analysis, Pattern recognition, Document Image Retrieval)
    • --Detail--

  7. "Reconstruction of Handwritings via Pen-Tip Camera Images"

  8. "Document Skew Estimation by Instance-Based Learning"

  9. "Real Time Document Image Retrieval using a Web Camera"
    • Trans. IEICE, J90-D, 8, pp.2262-2265 (2007-8)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • URL: http://search.ieice.org/bin/summary.php?id=j90-d_8_2262
    • Written in Japanese.
    • PDF file is available at <a href="http://www.ieice.org/jpn/trans_online/">IEICE Transactions online (in Japanese)</a>.
    • (Related field: Document Image Retrieval)
    • --Detail--

  10. "Document Image Retrieval with Digital Cameras &mdash;Retrieval in 0.1 Second from 10,000 Pages&mdash;"
    • Information Technology Letters, 4, LI-001, pp.133-136 (2005-9)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • <div id="red" class="blink">Young researcher award of FIT2005</div>
    • (Related field: Document Image Retrieval / 2 files are available )
    • --Detail--

Proceedings of International Conference

  1. "Evaluating Contrastive Learning for Fine-grainedReading Detection"
    • Proc. 11th International Congress on Advanced Applied Informatics (IIAI-AAI) (2022-7)
    • Md. Rabiul Islam, Andrew W. Vargo, Motoi Iwata, Masakazu Iwamura, and Koichi Kise
    • (Related fields: Activity Recognition, Deep Learning)
    • --Detail--

  2. "Effect of Visual and/or Haptic Experience on Haptic 3D Model Recognition"
    • Proc. ICCHP-AAATE 2022 Open Access Compendium "Assistive Technology, Accessibility and (e)Inclusion", Part 1, pp.42-47, Lecco, Italy (2022-7)
    • Tetsuya Watanabe, Kazunori Minatani, and Masakazu Iwamura
    • Oral
    • (Related field: Visually impaired assistance / 1 file is available )
    • --Detail--

  3. "Acquiring Surrounding Visual Information without Actively Taking Photos for People with Visual Impairment"
    • Proc. Joint International Conference on Digital Inclusion, Assistive Technology & Accessibility (ICCHP-AAATE 2022), 13341, Lecture Notes in Computer Science, pp.229-240, Lecco, Italy (2022-7)
    • Masakazu Iwamura, Takaaki Kawai, Keigo Takashima, Kazunori Minatani, and Koichi Kise
    • DOI: 10.1007/978-3-031-08648-9_27
    • Oral
    • (Related fields: Visually impaired assistance, Object Recognition / 1 file is available )
    • --Detail--

  4. "EEG-Based Cognitive State Assessment Using Deep Ensemble Model and Filter Bank Common Spatial Pattern"
    • Proc. of the 25th International Conference on Pattern Recognition (ICPR2020) (2021-1)
    • Debashis Das Chakladar, Shubhashis Dey, Partha Pratim Roy, and Masakazu Iwamura
    • DOI: 10.1109/ICPR48806.2021.9412869
    • (Related field: Pattern recognition)
    • --Detail--

  5. "End-to-end Triplet Loss based Emotion Embedding System for Speech Emotion Recognition"
    • Proc. of the 25th International Conference on Pattern Recognition (ICPR2020) (2021-1)
    • Puneet Kumar, Sidharth Jain, Balasubramanian Raman, Partha Pratim Roy, and Masakazu Iwamura
    • DOI: 10.1109/ICPR48806.2021.9413144
    • (Related field: Pattern recognition)
    • --Detail--

  6. "Distortion-Adaptive Grape Bunch Counting for Omnidirectional Images"
    • Proc. of the 25th International Conference on Pattern Recognition (ICPR2020), pp.599-606, 8 pages (2021-1)
    • Ryota Akai, Yuzuko Utsumi, Yuka Miwa, Masakazu Iwamura, and Koichi Kise
    • DOI: 10.1109/ICPR48806.2021.9412659
    • Poster
    • (Related fields: Plant image processing, Pattern recognition)
    • --Detail--

  7. "Suitable Camera and Rotation Navigation for People with Visual Impairment on Looking for Something Using Object Detection Technique"
    • Proc. 17th International Conference on Computers Helping People with Special Needs (ICCHP 2020) (2020-9)
    • Masakazu Iwamura, Yoshihiko Inoue, Kazunori Minatani, and Koichi Kise
    • DOI: 10.1007/978-3-030-58796-3_57
    • Oral
    • Since the initial version of the paper has a big bug, please download the latest version.
    • (Related fields: Visually impaired assistance, Object Recognition / 7 files are available )
    • --Detail--

  8. "Automatic Calculation of Infection Rate of Arbuscular Mycorrhizal Fungi Using Deep CNN"

  9. "Quantum Speedup for the Minimum Steiner Tree Problem"

  10. "VisPhoto: Photography for People with Visual Impairment as Post-Production of Omni-Directional Camera Image"
    • ACM CHI Conference on Human Factors in Computing Systems (CHI2020) Extended Abstracts Proceedings (2020-4)
    • Masakazu Iwamura, Naoki Hirabayashi, Zheng Cheng, Kazunori Minatani, Koichi Kise
    • DOI: 10.1145/3334480.3382983
    • Poster
    • Preview video is available at <a href="https://youtu.be/hOZB-Anhs18">https://youtu.be/hOZB-Anhs18</a>
    • (Related field: Visually impaired assistance / 2 files are available )
    • --Detail--

  11. "Leveraging Pyramidal Feature Hierarchy for 3D Reconstruction"

  12. "A Quantum Algorithm for Minimum Steiner Tree Problem"

  13. "A Quantum Algorithm for Finding k-Minima"

  14. "DNN-Based Tiller Number Estimation for Coping with Shortage of Labeled Data"

  15. "Improvement of Trademark Retrieval Using Pseudo Relevance Feedback"
    • Proc. 11th Indian Conference on Computer Vision, Graphics and Image Processing, Hyderabad,India (2018-12)
    • Riki Kudo, Motoi Iwata, Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • ( 2 files are available )
    • --Detail--

  16. "ShakeDrop Regularization"

  17. "Quantified reading and learning for sharing experiences"
    • Proceedings of the 2017 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2017 ACM International Symposium on Wearable Computers (UbiComp'17), pp.724-731, 8 pages, ACM, Maui, Hawaii (2017-9)
    • Koichi Kise, Olivier Augereau, Yuzuko Utsumi, Masakazu Iwamura, Kai Kunze, Shoya Ishimaru, Andreas Dengel
    • DOI: 10.1145/3123024.3129274
    • URL: https://dl.acm.org/citation.cfm?id=3129274
    • --Detail--

  18. "ICDAR2017 Robust Reading Challenge on Omnidirectional Video"
    • Proc. 14th IAPR International Conference on Document Analysis and Recognition (ICDAR2017), Kyoto (2017-9)
    • Masakazu Iwamura, Naoyuki Morimoto, Keishi Tainaka, Dena Bazazian, Lluis Gomez and Dimosthenis Karatzas
    • DOI: 10.1109/ICDAR.2017.236
    • URL: http://rrc.cvc.uab.es/?ch=7
    • (Related field: Pattern recognition)
    • --Detail--

  19. "Fast Search Based on Generalized Similarity Measures"
    • Proc. Fifteenth IAPR International Conference on Machine Vision Applications (MVA) (2017-5)
    • Yuzuko Utsumi, Tomoya Mizuno, Masakazu Iwamura and Koichi Kise
    • DOI: 10.23919/MVA.2017.7986831
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  20. "Downtown Osaka Scene Text Dataset"
    • Proc. 2nd International Workshop on Robust Reading (ECCV 2016 Workshops, Part I), 9913, Lecture Notes in Computer Science (LNCS), pp.1-16, Springer, Amsterdam, Netherlands (2016-10)
    • Masakazu Iwamura, Takahiro Matsuda, Naoyuki Morimoto, Hitomi Sato, Yuki Ikeda and Koichi Kise
    • DOI: 10.1007/978-3-319-46604-0_32
    • Oral
    • (Related field: Pattern recognition / 4 files are available )
    • --Detail--

  21. "Automatic Character Labeling for Camera Captured Document Images"

  22. "Fast and Memory Saving Instance Search with Approximate Reverse Nearest Neighbor Search Using Reverse Lookup"
    • Proc. Second IEEE International Conference on Multimedia Big Data (BigMM2016), pp.326-333, Taipei, Taiwan (2016-4)
    • Tomokazu Sato, Masakazu Iwamura, Kitahiro Kaneda, Koichi Kise
    • DOI: 10.1109/BigMM.2016.76
    • Oral
    • (Related field: Nearest Neighbor Search)
    • --Detail--

  23. "ICDAR 2015 Competition on Robust Reading"
    • Proc. 13th International Conference on Document Analysis and Recognition (ICDAR 2015), pp.1156-1160, Nancy, France (2015-8)
    • Dimosthenis Karatzas, Lluis Gomez-Bigorda, Anguelos Nicolaou, Suman Ghosh, Andrew Bagdanov, Masakazu Iwamura, Jiri Matas, Lukas Neumann, Vijay Ramaseshan Chandrasekhar, Shijian Lu, Faisal Shafait, Seiichi Uchida, and Ernest Valveny
    • DOI: 10.1109/ICDAR.2015.7333942
    • Oral and Poster
    • (Related fields: Document Image Analysis, Pattern recognition / 1 file is available )
    • --Detail--

  24. "Fast Instance Search Based on Approximate Bichromatic Reverse Nearest Neighbor Search"
    • Proc. of the ACM International Conference on Multimedia (MM '14), pp.1121-1124, Orlando, USA (2014-11)
    • Masakazu Iwamura, Nobuaki Matozaki and Koichi Kise
    • DOI: 10.1145/2647868.2654988
    • Poster
    • http://dl.acm.org/citation.cfm?id=2654988
    • (Related fields: Nearest Neighbor Search, Object Recognition / 1 file is available )
    • --Detail--

  25. "Scalable Face Retrieval by Simple Classifiers and Voting Scheme"
    • Proc. 1st International Workshop on Face and Facial Expression Recognition from Real World Videos (FFER 2014), Lecture Notes in Computer Science, 8912, pp.99-108, Springer (2014-8)
    • Yuzuko Utsumi, Yuji Sakano, Keisuke Maekawa, Masakazu Iwamura, and Koichi Kise
    • DOI: 10.1007/978-3-319-13737-7_9
    • ( 1 file is available )
    • --Detail--

  26. "Performance Improvement in Local Feature Based Camera-Captured Character Recognition"
    • Proceedings of the 11th IAPR International Workshop on Document Analysis Systems (DAS2014), pp.196-201, Tours, France (2014-4)
    • Takahiro Matsuda, Masakazu Iwamura and Koichi Kise
    • DOI: 10.1109/DAS.2014.78
    • Oral
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  27. "Haven't we met before? — A Realistic Memory Assistance System to Remind You of The Person in Front of You"
    • Proc. 5th Augmented Human (AH2014), 4 pages (2014-3)
    • Masakazu Iwamura, Kai Kunze, Yuya Kato, Yuzuko Utsumi and Koichi Kise
    • ( 3 files are available )
    • --Detail--

  28. "A Mixed Reality Head-Mounted Text Translation System Using Eye Gaze Input"
    • Proc. 2014 International Conference on Intelligent User Interfaces (IUI'14), pp.329-334 (2014-2)
    • Takumi Toyama, Daniel Sonntag, Andreas Dengel, Takahiro Matsuda, Masakazu Iwamura, and Koichi Kise
    • --Detail--

  29. "Document Type Classification Toward Understanding Reading Habits"
    • Proceedings of 20th Korea—Japan Joint Workshop on Frontiers of Computer Vision, 3, pp.11-17 (2014-2)
    • Yuzuko Utsumi,Yuki Shiga,Masakazu Iwamura,Kai Kunze,Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  30. "What Is the Most Efficient Way to Select Nearest Neighbor Candidates for Fast Approximate Nearest Neighbor Search?"
    • Proc. 14th International Conference on Computer Vision (ICCV 2013), pp.3535-3542, Sydney, Australia (2013-12)
    • Masakazu Iwamura, Tomokazu Sato and Koichi Kise
    • DOI: 10.1109/ICCV.2013.439
    • Poster
      1. C and P in Table 1 are typos for c and p, respectively.
      2. Experimental result of the following paper [a] that shows BDH was worse than IMI is theoretically wrong because BDH is a generalization of IMI and never gets worse than IMI.
        [a] Heo, J.-P.; Lin, Z.; Shen, X.; Brandt, J. & Yoon, S.-E.
        Shortlist Selection with Residual-Aware Distance Estimator for K-Nearest Neighbor Search
        Proc. CVPR, IEEE, 2016, pp.2009-2017
    • (Related field: Nearest Neighbor Search / 4 files are available )
    • --Detail--

  31. "Share Me ? A Digital Annotation Sharing Service for Paper Documents with Multiple Clients Support"
    • Proc. of the 2nd Asian Conference on Pattern Recognition (ACPR2013), pp.779-782 (2013-11)
    • Kazuma Tanaka, Motoi Iwata, Kai Kunze, Masakazu Iwamura, Koichi Kise
    • (Related field: Document Image Retrieval / 2 files are available )
    • --Detail--

  32. "Event Detection Based on Noisy Object Information"
    • Proceedings of 2013 Second IAPR Asian Conference on Pattern Recognition, pp.572-575 (2013-11)
    • Yuzuko Utsumi, Misa Katte, Masakazu Iwamura, Koichi Kise
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  33. "Recognition of Layout-Free Characters on Complex Background"
    • Proc. 2nd Asian Conference on Pattern Recognition (ACPR2013) (2013-11)
    • Masakazu Iwamura, Takuya Kobayashi, Takahiro Matsuda and Koichi Kise
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  34. "Where Are You Looking At? - Feature-Based Eye Tracking on Unmodified Tablets"
    • Proc. 2nd Asian Conference on Pattern Recognition (ACPR2013) (2013-11)
    • Shoya Ishimaru, Kai Kunze, Yuzuko Utsumi, Masakazu Iwamura and Koichi Kise
    • DOI: 10.1109/ACPR.2013.190
    • --Detail--

  35. "Annotate me: supporting active reading using real-time document image retrieval on mobile devices"
    • Proceedings of the 2013 ACM conference on Pervasive and ubiquitous computing adjunct publication, pp.231-234, Zurich, Switzerland (2013-9)
    • Kai Kunze, Katsuma Tanaka, Masakazu Iwamura, Koichi Kise
    • DOI: 10.1145/2494091.2494165
    • Poster
    • (Related field: Document Image Retrieval / 1 file is available )
    • --Detail--

  36. "Fast and Layout-Free Camera-Based Character Recognition on Complex Backgrounds"
    • Handout of 5th International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2013) (2013-8)
    • Masakazu Iwamura, Takuya Kobayashi, Takahiro Matsuda and Koichi Kise
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  37. "ICDAR 2013 Robust Reading Competition"
    • Proc. 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.1115-1124, Washington, DC, USA (2013-8)
    • Dimosthenis Karatzas, Faisal Shafait, Seiichi Uchida, Masakazu Iwamura, Lluis Gomez i Bigorda, Sergi Robles Mestre, Joan Mas, David Fernandez Mota, Jon Almazan Almazan and Lluis Pere de las Heras
    • DOI: 10.1109/ICDAR.2013.221
    • Oral
    • (Related fields: Document Image Analysis, Pattern recognition / 1 file is available )
    • --Detail--

  38. "An Anytime Algorithm for Camera-Based Character Recognition"
    • Proc. 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.1172-1176, Washington, DC, USA (2013-8)
    • Takuya Kobayashi, Masakazu Iwamura, Takahiro Matsuda and Koichi Kise
    • DOI: 10.1109/ICDAR.2013.231
    • Poster
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  39. "Automatic Labeling for Scene Text Database"
    • Proc. 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.1397-1401, Washington, DC, USA (2013-8)
    • Masakazu Iwamura, Masaki Tsukada and Koichi Kise
    • DOI: 10.1109/ICDAR.2013.276
    • Poster
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  40. "Key-region Detection for Document Images ---Application to Administrative Document Retrieval"
    • Proc. 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.230-234, Washington, DC, USA (2013-8)
    • Hongxing Gao, Marcal Rusinol, Dimosthenis Karatzas, Josep Llados, Tomokazu Sato, Masakazu Iwamura and Koichi Kise
    • DOI: 10.1109/ICDAR.2013.53
    • Poster
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  41. "Automatic Ground Truth Generation of Camera Captured Documents Using Document Image Retrieval"
    • Proc. 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.528-532, Washington, DC, USA (2013-8)
    • Sheraz Ahmed, Koichi Kise, Masakazu Iwamura, Marcus Liwicki, and Andreas Dengel
    • DOI: 10.1109/ICDAR.2013.111
    • Oral
    • (Related fields: Document Image Analysis, Pattern recognition / 3 files are available )
    • --Detail--

  42. "The Reading-life Log --- Technologies to Recognize Texts That We Read"
    • Proc. 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.91-95, Washington, DC, USA (2013-8)
    • Takashi Kimura, Rong Huang, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise
    • DOI: 10.1109/ICDAR.2013.26
    • Oral
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  43. "A Proposal of Writing—Life Log and Its Implementation Using s Retrival—Based Camera—Pen"

  44. "Who are you? — A Wearable Face Recognition System to Support Human Memory"
    • Proceedings of the 4th Augmented Human International Conference, pp.150-153 (2013-3)
    • Yuzuko Utsumi, Yuya Kato, Kai Kunze, Masakazu Iwamura, and Koichi Kise
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  45. "IMP at TRECVID 2012"
    • TRECVID Workshop 2012, pp.163-169 (2012-11)
    • Tomohiro Sakata, Nobuaki Matozaki, Koich Kise and Masakazu Iwamura
    • (Related fields: Object Recognition, Nearest Neighbor Search / 2 files are available )
    • --Detail--

  46. "Real-Time Document Image Retrieval on a Smartphone"
    • Proceedings of the 10th IAPR International Workshop on Document Analysis Systems (DAS2012), pp.225-229, Gold Coast, Queensland, Australia (2012-3)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • DOI: 10.1109/DAS.2012.71
    • Poster
    • (Related fields: Document Image Analysis, Pattern recognition, Document Image Retrieval / 2 files are available )
    • --Detail--

  47. "Recognizing Words in Scenes with a Head-Mounted Eye-Tracker"
    • Proceedings of the 10th IAPR International Workshop on Document Analysis Systems (DAS2012), pp.333-338, Gold Coast, Queensland, Australia (2012-3)
    • Takuya Kobayashi, Takumi Toyama, Faisal Shafait, Masakazu Iwamura, Koichi Kise, Andreas Dengel
    • DOI: 10.1109/DAS.2012.74
    • Written in Japanese.
    • Poster
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  48. "Expanding Recognizable Distorted Characters Using Self-Corrective Recognition"
    • Proceedings of the 10th IAPR International Workshop on Document Analysis Systems (DAS2012), pp.327-332, Gold Coast, Queensland, Australia (2012-3)
    • Masaki Tsukada, Masakazu Iwamura, Koichi Kise
    • DOI: 10.1109/DAS.2012.37
    • Poster
    • (Related field: Pattern recognition / 3 files are available )
    • --Detail--

  49. "Real-Time Document Image Retrieval for a 10 Million Pages Database with a Memory Efficient and Stability Improved LLAH"
    • Proc. 11th International Conference on Document Analysis and Recognition, pp.1054-1058, Beijing, China (2011-9)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • DOI: 10.1109/ICDAR.2011.213
    • Oral
    • (Related fields: Document Image Analysis, Document Image Retrieval / 2 files are available )
    • --Detail--

  50. "Reliable Online Stroke Recovery from Offline Data with the Data-Embedding Pen"
    • Proc. 11th International Conference on Document Analysis and Recognition (ICDAR 2011), pp.1384-1388 (2011-9)
    • Marcus Liwicki, Yoshida Akira, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise
    • DOI: 10.1109/ICDAR.2011.278
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  51. "Recognition of Multiple Characters in a Scene Image Using Arrangement of Local Features"
    • Proc. 11th International Conference on Document Analysis and Recognition (ICDAR 2011), pp.1409-1413, Beijing, China (2011-9)
    • Masakazu Iwamura, Takuya Kobayashi, and Koichi Kise
    • DOI: 10.1109/ICDAR.2011.283
    • Poster
    • (Related fields: Document Image Analysis, Pattern recognition / 2 files are available )
    • --Detail--

  52. "Memory Reduction for Real-Time Document Image Retrieval with a 20 Million Pages Database"
    • Proc. Fourth International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2011), pp.59-64, Beijing, China (2011-9)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • Oral
    • (Related fields: Document Image Analysis, Document Image Retrieval / 2 files are available )
    • --Detail--

  53. "Theoretical Analysis on Pruning Nearest Neighbor Candidates by Locality Sensitive Hashing"
    • Proc. 2010 IEEE Region 10 Conference (TENCON2010), IEEE Fukuoka Section (2010-11)
    • Tomoyuki Mutoh, Masakazu Iwamura and Koichi Kise
    • (Related field: Nearest Neighbor Search / 2 files are available )
    • --Detail--

  54. "Embedding Meta-Information in Handwriting —Reed-Solomon for Reliable Error Correction"
    • Proc. 12th International Workshop on Frontiers in Handwriting Recognition (ICFHR2010) (2010-11)
    • Marcus Liwicki, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  55. "Handwriting Reconstruction For a Camera Pen Using Random Dot Patterns"
    • Proc. 12th International Workshop on Frontiers in Handwriting Recognition (ICFHR2010) (2010-11)
    • Matthias Sperber, Martin Klinkigt, Koichi Kise, Masakazu Iwamura, Benjamin Adrian and Andreas Dengel
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  56. "Tracking and Retrieval of Pen Tip Positions for an Intelligent Camera Pen"
    • Proc. 12th International Workshop on Frontiers in Handwriting Recognition (ICFHR2010), pp.277-282 (2010-11)
    • Kazumasa Iwata, Koichi Kise, Masakazu Iwamura, Seiichi Uchida and Shinichiro Omachi
    • <div id="red" class="blink">This paper won the Best Paper Award</div>
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  57. "Augmented Handwritings by Data-Embedding Pen"
    • Proceedings of The 2nd China-Japan-Korea Joint Workshop on Pattern Recognition (CJKPR2010), pp.213-215 (2010-11)
    • Akira Yoshida, Marcus Liwicki, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  58. "Derivation of Theoretical Formulas of Accuracy on Accessing Neighboring Buckets in Hash-Based Approximate Nearest Neighbor Search"
    • Proceedings of The 2nd China-Japan-Korea Joint Workshop on Pattern Recognition (CJKPR2010), pp.31-36 (2010-11)
    • Tomoyuki Mutoh, Masakazu Iwamura, and Koichi Kise
    • (Related field: Nearest Neighbor Search / 1 file is available )
    • --Detail--

  59. "Multilingual Document Image Retrieval Based on a Large-Scale Database"
    • Proceedings of The 2nd China-Japan-Korea Joint Workshop on Pattern Recognition (CJKPR2010), pp.42-46, Fukuoka, Japan (2010-11)
    • Kazutaka Takeda, koichi Kise, Masakazu Iwamura
    • Poster
    • <div id="red" class="blink">This paper won CJKPR Best Poster Award</div>
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  60. "Recognition of Affine Distorted Characters by Using Affine-InvariantLocal Descriptors"
    • Proceedings of the 2nd China-Japan-Korea Joint Workshop on Pattern Recognition (CJKPR2010), pp.74-77, Fukuoka, Japan (2010-11)
    • Takuya Kobayashi, Masakazu Iwamura, Koichi Kise
    • Oral
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  61. "Expansion of Queries and Databases for Improving the Retrieval Accuracy of Document Portions &mdash; An Application to a Camera-Pen System"
    • Proceedings of the 9th IAPR International Workshop on Document Analysis Systems (DAS2010), pp.309-316 (2010-6)
    • Koichi Kise, Megumi Chikano, Kazumasa Iwata, Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  62. "Data-Embedding Pen — Augmenting Ink Strokes with Meta-Information"
    • Proceedings of the 9th IAPR International Workshop on Document Analysis Systems (DAS2010), pp.43-52 (2010-6)
    • Marcus Liwicki, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  63. "Memory-Based Recognition of Camera-Captured Characters"
    • Proceedings of the 9th IAPR International Workshop on Document Analysis Systems (DAS2010), pp.89-96 (2010-6)
    • Masakazu Iwamura, Tomohiko Tsuji, Koichi Kise
    • (Related fields: Document Image Analysis, Pattern recognition / 1 file is available )
    • --Detail--

  64. "Robust and Efficient Recognition of Low-quality Images by Cascaded Recognizers with Massive Local Features"
    • Proceedings of the 1st International Workshop on Emergent Issues in Large Amount of Visual Data (WS-LAVD2009), pp.2125-2132 (2009-10)
    • Koichi Kise, Kazuto Noguchi, Masakazu Iwamura
    • (Related field: Object Recognition / 1 file is available )
    • --Detail--

  65. "Capturing Digital Ink as Retrieving Fragments of Document Images"
    • Proceedings of the 10th International Conference on Document Analysis and Recognition (ICDAR2009), pp.1236-1240, Barcelona, Spain (2009-7)
    • Kazumasa Iwata, Koichi Kise, Tomohiro Nakai, Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi
    • DOI: 10.1109/ICDAR.2009.192
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  66. "Real-Time Retrieval for Images of Documents in Various Languages using a Web Camera"
    • Proceedings of the 10th International Conference on Document Analysis and Recognition (ICDAR2009), pp.146-150, Barcelona, Spain (2009-7)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • DOI: 10.1109/ICDAR.2009.125
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  67. "Conspicuous Character Patterns"
    • Proceedings of the 10th International Conference on Document Analysis and Recognition (ICDAR2009), pp.16-20, Barcelona, Spain (2009-7)
    • Seiichi Uchida, Ryoji Hattori, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • DOI: 10.1109/ICDAR.2009.196
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  68. "Real-Time Camera-Based Recognition of Characters and Pictograms"
    • Proceedings of the 10th International Conference on Document Analysis and Recognition (ICDAR2009), pp.76-80, Barcelona, Spain (2009-7)
    • Masakazu Iwamura, Tomohiko Tsuji, Akira Horimatsu, Koichi Kise
    • DOI: 10.1109/ICDAR.2009.259
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  69. "Selecting and Evaluating Conspicuous Character Patterns"
    • Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2009), pp.111-118, Barcelona, Spain (2009-7)
    • Seiichi Uchida, Ryoji Hattori, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  70. "On a Possibility of Pen-Tip Camera for the Reconstruction of Handwritings"
    • Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2009), pp.119-126, Barcelona, Spain (2009-7)
    • Seiichi Uchida, Katsuhiro Itou, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  71. "Real-Time Recognition of Camera-Captured Characters in Complex Layouts"
    • Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2009), pp.53-60, Barcelona, Spain (2009-7)
    • Masakazu Iwamura, Tomohiko Tsuji, Akira Horimatsu, Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  72. "Document-Level Positioning of a Pen Tip by Retrieval of Image Fragments"
    • Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2009), pp.61-68, Barcelona, Spain (2009-7)
    • Koichi Kise, Kazumasa Iwata, Tomohiro Nakai, Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  73. "Camera-based document image mosaicing using LLAH"
    • Proc. Document Recognition and Retrieval XVI (Proc. SPIE Volume 7247), 7247-25 (2009-1)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  74. "Layout-free dewarping of planar document images"
    • Proc. Document Recognition and Retrieval XVI (Proc. SPIE Volume 7247), 7247-36 (2009-1)
    • Masakazu Iwamura, Ryo Niwa, Akira Horimatsu, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  75. "Memory Efficient Recognition of Specific Objects with Local Features"
    • Proc. of the 19th International Conference of Pattern Recognition (ICPR2008), WeAT3.1 (2008-12)
    • Koichi Kise, Kazuto Noguchi, Masakazu Iwamura
    • (Related field: Object Recognition / 1 file is available )
    • --Detail--

  76. "Information Embedment with Cross Ratio of Areas for Accurate Camera-Based Character Recognition"
    • Proceedings of Third Korea-Japan Joint Workshop on Pattern Recognition (KJPR2008), pp.111-112 (2008-11)
    • Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, and Koichi Kise
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  77. "Generative Learning for Character Recognition of Uneven Lighting"
    • Proceedings of Third Korea-Japan Joint Workshop on Pattern Recognition (KJPR2008), pp.105-106 (2008-11)
    • Tomohiko Tsuji, Masakazu Iwamura, and Koichi Kise
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  78. "Real-Time Retrieval for Images of Documents in Various Languages"
    • Handout of 8th IAPR International Workshop on Document Analysis Systems (DAS2008), p.37 (2008-9)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  79. "Skew Estimation by Instances"
    • Proceedings of the 8th IAPR International Workshop on Document Analysis Systems (DAS2008), pp.201-208 (2008-9)
    • Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  80. "Affine Invariant Recognition of Characters by Progressive Pruning"
    • Proceedings of the 8th IAPR International Workshop on Document Analysis Systems (DAS2008), pp.237-244 (2008-9)
    • Akira Horimatsu, Ryo Niwa, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, Shinichiro Omachi
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  81. "Simple Representation and Approximate Search of Feature Vectors for Large-Scale Object Recognition"
    • Proc. 18th British Machine Vision Conference (BMVC2007), 1, pp.182-191 (2007-9)
    • Koichi Kise, Kazuto Noguchi, and Masakazu Iwamura
    • (Related fields: Information Retrieval, Object Recognition / 1 file is available )
    • --Detail--

  82. "Improvement of Retrieval Speed and Required Amount of Memory for Geometric Hashing by Combining Local Invariants"
    • Proc. 18th British Machine Vision Conference (BMVC2007), 2, pp.1010-1019 (2007-9)
    • Masakazu Iwamura, Tomohiro Nakai, and Koichi Kise
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  83. "A Method of Annotation Extraction from Paper Documents Using Alignment Based on Local Arrangements of Feature Points"
    • Proc. 9th International Conference on Document Analysis and Recognition (ICDAR2007), 1, pp.23-27 (2007-9)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  84. "Extraction of Embedded Class Information from Universal Character Pattern"
    • Proc. 9th International Conference on Document Analysis and Recognition (ICDAR2007), 1, pp.437-441 (2007-9)
    • Seiichi Uchida,Megumi Sakai,Masakazu Iwamura,Shinichiro Omachi, and Koichi Kise
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  85. "Rectifying Perspective Distortion into Affine Distortion Using Variants and Invariants"
    • Proc. Second International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2007), pp.138-145 (2007-9)
    • Masakazu Iwamura, Ryo Niwa, Koichi Kise, Seiichi Uchida, Shinichiro Omachi
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  86. "Real-Time Document Image Retrieval with More Time and Memory Efficient LLAH"
    • Proc. Second International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2007), pp.168-169 (2007-9)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  87. "Camera Based Document Image Retrieval with More Time and Memory Efficient LLAH"
    • Proc. Second International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2007), pp.21-28 (2007-9)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  88. "A Data-Embedding Pen"
    • Proc. 10th International Workshop on Frontiers in Handwriting Recognition (IWFHR2006) (2006-10)
    • Seiichi Uchida, Kazuhiro Tanaka, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  89. "Affine Invariant Information Embedment for Accurate Camera-Based Character Recognition"
    • Proc. of the 18th International Conference of Pattern Recognition (ICPR2006), 2, pp.1098-1101 (2006-8)
    • Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida and Koichi Kise
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  90. "OCR Fonts Revisited for Camera-Based Character Recognition"
    • Proc. of the 18th International Conference of Pattern Recognition (ICPR2006), 2, pp.1134-1137 (2006-8)
    • Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  91. "Efficient Recognition of Planar Objects Based on Hashing of Keypoints &mdash; An Approach Towards Making the Physical World Clickable"
    • Proc. of the 18th International Conference of Pattern Recognition (ICPR2006), 4, pp.813-816 (2006-8)
    • Koichi Kise, Tomohiro Nakai, Masakazu Iwamura, and Satoshi Yokota
    • (Related fields: Document Image Retrieval, Document Image Analysis / 1 file is available )
    • --Detail--

  92. "Use of Affine Invariants in Locally Likely Arrangement Hashing for Camera-Based Document Image Retrieval"
    • Lecture Notes in Computer Science (7th International Workshop DAS2006), 3872, pp.541-552, Nelson, New Zealand (2006-2)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • DOI: 10.1007/11669487_48
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  93. "Design and recognition of human-readable and machine-readable patterns"
    • 1st Joint Workshop on Machine Perception and Robotics (MPR2005) (2005-9)
    • Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  94. "Isolated Character Recognition by Searching Feature Points"
    • Proc. 8th International Conference on Document Analysis and Recognition (ICDAR2005), pp.1035-1039 (2005-9)
    • Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi, and Hirotomo Aso
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  95. "Camera-Based Document Image Retrieval as Voting for Partial Signatures of Projective Invariants"
    • Proc. 8th International Conference on Document Analysis and Recognition (ICDAR2005), pp.379-383 (2005-9)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  96. "Isolated Character Recognition by Searching Features in Scene Images"
    • Proc. First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.140-147 (2005-8)
    • Kazuya NEGISHI, Masakazu IWAMURA, Shinichiro OMACHI, Hirotomo ASO
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  97. "Data Embedding for Camera-Based Character Recognition"
    • Proc. First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.60-67 (2005-8)
    • Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  98. "Recognition with Supplementary Information —How Many Bits Are Lacking for 100% Recognition?—"
    • Proc. First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.68-75 (2005-8)
    • Masakazu IWAMURA, Seiichi UCHIDA, Shinichiro OMACHI, and Koichi KISE
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  99. "Hashing with Local Combinations of Feature Points and Its Application to Camera-Based Document Image Retrieval&mdash;Retrieval in 0.14 Second from 10,000 Pages&mdash;"
    • Proc. First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.87-94 (2005-8)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  100. "Structures of Covariance Matrix in Handwritten Character Recognition"
    • Lecture Notes in Computer Science (Joint IAPR International Workshops SSPR 2004 and SPR 2004), 3138, pp.725-733 (2004-8)
    • Sarunas Raudys and Masakazu Iwamura
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  101. "Multiple Classifiers System for Reducing Influences of Atypical Observations"
    • Fifth International Workshop on Multiple Classifier Systems (MCS 2004), 3077, pp.233-242 (2004-6)
    • Sarunas Raudys and Masakazu Iwamura
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  102. "A Method to Estimate the True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix"
    • Lecture Notes in Computer Science (Joint IAPR International Workshops SSPR 2002 and SPR 2002), 2396, pp.498-507 (2002-8)
    • Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  103. "A Modification of Eigenvalues to Compensate Estimation Errors of Eigenvectors"
    • Proceedings 15th International Conference on Pattern Recognition (ICPR2000), 2, pp.378-381 (2000-9)
    • Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

Proceedings of Japanese Conference

  1. "Unsupervised Monocular Depth Estimation with Omnidirectional Camera"
    • Proceedings of the 25th Meeting on Image Recognition and Understanding, IS1-15, 兵庫県姫路市 (2022-7)
    • Yasuto Tamura, Yuzuko Utsumi, Yuka Miwa, Masakazu Iwamura and Koichi Kise
    • Written in Japanese.
    • Poster
    • (Related fields: Plant image processing, Deep Learning)
    • --Detail--

  2. "学習済みモデルに任意の出力を促す画像生成とそれを用いた学習"
    • 情報処理学会研究報告コンピュータビジョンとイメージメディア(CVIM), 2022-CVIM-230, 24, pp.1-6, 6 pages, 豊田工業大学(ハイブリッド開催) (2022-5)
    • Hajime Hirano,Masakazu Iwamura,Koichi Kise
    • URL: http://id.nii.ac.jp/1001/00217729/
    • Written in Japanese.
    • Poster
    • (Related field: Deep Learning / 1 file is available )
    • --Detail--

  3. "Lottery Ticket Hypothesis for Overcoming Forgetting on continualLearning"
    • 情報処理学会研究報告コンピュータビジョンとイメージメディア(CVIM), 2022-CVIM-230, 28, pp.1-8, 8 pages, 豊田工業大学(ハイブリッド開催) (2022-5)
    • Takumi Shiroi, Masakazu Iwamura, Koichi Kise
    • URL: http://id.nii.ac.jp/1001/00217733/
    • Written in Japanese.
    • (Related field: Deep Learning / 1 file is available )
    • --Detail--

  4. "ブドウ果粒検出の評価用画像データセットの構築"

  5. "Reading Activity Classification Using Self-supervised Deep Learning"
    • 研究報告ヒューマンコンピュータインタラクション(HCI), 2021-HCI-191, 21, pp.1-8, オンライン (2021-1)
    • Md. Rabiul Islam, Shuji Sakamoto, Yoshihiro Yamada, Andrew Vargo, Motoi Iwata, Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • --Detail--

  6. "Quantum Speedup for the Minimum Steiner Tree Problem"
    • 情報処理学会 第1回量子ソフトウェア研究発表会 (2020-10)
    • Masayuki Miyamoto, Masakazu Iwamura, Koichi Kise and François Le Gall
    • (Related field: Quantum Computing)
    • --Detail--

  7. "Improvement on Individuality-Preserving Silhouette Extraction for High Accurate Gait Recognition"
    • 第7回バイオメトリクスと認識・認証シンポジウム(SBRA2017), SBRA2017-S2-17, pp.43-44, 2 pages (2017-11)
    • Koichiro NAKAMURA, Yuzuko UTSUMI, Masakazu IWAMURA, Koichi KISE, Yasushi MAKIHARA, Daigo MURAMATSU, Yasushi YAGI
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  8. "Deep Pyramidal Residual Networks with Stochastic Depth"
    • 第20回画像の認識・理解シンポジウム(MIRU2017)予稿集, 広島県広島市 (2017-8)
    • Yoshihiro Yamada, Masakazu Iwamura, Koichi Kise
    • ( 1 file is available )
    • --Detail--

  9. "3D reconstruction of a plant based on appearance and surface smoothness"
    • 第19回画像の認識・理解シンポジウム予稿集, PS2-40 (2016-8)
    • Keisuke Miki,Yuzuko Utsumi,Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • ( 1 file is available )
    • --Detail--

  10. "Denser Feature Correspondences for 3D Reconstruction"
    • IPSJ SIG-CVIM: Computer Vision and Image Media, 2016-CVIM-202, 3, pp.1-5, Ritsumeikan University (2016-5)
    • Fairuz Safwan Mahad, Masakazu Iwamura, Yuzuko Utsumi, Koichi Kise
    • URL: http://id.nii.ac.jp/1001/00159114/
    • Oral and Poster
    • Notice for the use of this material The copyright of this material is retained by the Information Processing Society of Japan (IPSJ). This material is published on this web site with the agreement of the author (s) and the IPSJ. Please be complied with Copyright Law of Japan and the Code of Ethics of the IPSJ if any users wish to reproduce, make derivative work, distribute or make available to the public any part or whole thereof. All Rights Reserved, Copyright (C) Information Processing Society of Japan. Comments are welcome. Mail to address editj@ipsj.or.jp, please.
    • (Related field: 3D Reconstruction / 3 files are available )
    • --Detail--

  11. "アピアランスに基づいた植物の3次元復元結果の補完"
    • 研究報告コンピュータビジョンとイメージメディア(CVIM), 2016-CVIM-202, 29, pp.1-7, 立命館大学・大阪いばらきキャンパス (2016-5)
    • Keisuke Miki,Yuzuko Utsumi,Masakazu Iwamura, Koichi Kise
    • URL: http://id.nii.ac.jp/1001/00159140/
    • Written in Japanese.
    • Poster
    • Notice for the use of this material The copyright of this material is retained by the Information Processing Society of Japan (IPSJ). This material is published on this web site with the agreement of the author (s) and the IPSJ. Please be complied with Copyright Law of Japan and the Code of Ethics of the IPSJ if any users wish to reproduce, make derivative work, distribute or make available to the public any part or whole thereof. All Rights Reserved, Copyright (C) Information Processing Society of Japan. Comments are welcome. Mail to address editj@ipsj.or.jp, please.
    • (Related field: 3D Reconstruction / 2 files are available )
    • --Detail--

  12. "Omnidirectional Word Sensing System Guiding with Stereophonic Voice"
    • 電子情報通信学会技術研究報告, 115, 517, PRMU2015-194, pp.179-184, 東京都江東区 (2016-3)
    • Taketsugu Miyata,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • Oral
    • (Related fields: Pattern recognition, Visually impaired assistance / 2 files are available )
    • --Detail--

  13. "Reading-Life Logへの挑戦"
    • 情報処理学会研究報告, 2015-DC-100, 4, pp.1-8 (2015-12)
    • Koichi Kise, Kai Kunze, Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi , Masahiko Inami
    • Written in Japanese.
    • (Related field: Reading-Life Log)
    • --Detail--

  14. "Obtaining more feature points from simple characters"
    • 電子情報通信学会技術研究報告, 114, 521, PRMU2014-163, pp.23-28, 神奈川県横浜市 (2015-3)
    • Yuka Tsuyama, Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • Oral
    • 発表原稿(paper.pdf)は表3に誤りがあります. それを修正したものがpaper_revised.pdfになります.
    • ( 3 files are available )
    • --Detail--

  15. "大規模データベースに対する高速な顔認識"
    • 情報処理学会研究報告コンピュータビジョンとイメージメディア(CVIM), 2014-CVIM-193, 12, p.1 (2014-9)
    • Yuzuko Utsumi, Yuji Sakano, Keisuke Maekawa, Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • Notice for the use of this material The copyright of this material is retained by the Information Processing Society of Japan (IPSJ). This material is published on this web site with the agreement of the author (s) and the IPSJ. Please be complied with Copyright Law of Japan and the Code of Ethics of the IPSJ if any users wish to reproduce, make derivative work, distribute or make available to the public any part or whole thereof. All Rights Reserved, Copyright (C) Information Processing Society of Japan. Comments are welcome. Mail to address editj@ipsj.or.jp, please.
    • (Related field: Pattern recognition)
    • --Detail--

  16. "顔の個人性を考慮した特徴点検出"
    • 第17回画像の認識・理解シンポジウム予稿集, SS3-2 (2014-7)
    • Yuzuko Utsumi,Shunsuke Mori,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  17. "一人称視点画像を用いた文書画像の分類"
    • 情報処理学会研究報告コンピュータビジョンとイメージメディア(CVIM), 15, pp.1-7, 一般社団法人情報処理学会, 大阪府東大阪市 (2014-5)
    • Yuki Shiga,Yuzuko Utsumi,Masakazu Iwamura,Kai Kunze,Koichi Kise
    • Written in Japanese.
    • Oral and Poster
    • Notice for the use of this material The copyright of this material is retained by the Information Processing Society of Japan (IPSJ). This material is published on this web site with the agreement of the author (s) and the IPSJ. Please be complied with Copyright Law of Japan and the Code of Ethics of the IPSJ if any users wish to reproduce, make derivative work, distribute or make available to the public any part or whole thereof. All Rights Reserved, Copyright (C) Information Processing Society of Japan. Comments are welcome. Mail to address editj@ipsj.or.jp, please.
    • (Related fields: Document Image Analysis, Pattern recognition)
    • --Detail--

  18. "A Digital Annotation Sharing System for Poster Sessions"
    • 電子情報通信学会技術研究報告, 113, 431, PRMU2013-136, pp.83-88 (2014-2)
    • Katsuma Tanaka,Kai Kunze,Motoi Iwata,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Document Image Retrieval)
    • --Detail--

  19. "Automatic Word Ground Truth Generation for Camera Captured Documents"
    • IEICE Technical Report, 112, 495, PRMU2012-204, pp.141-146, 東京都調布市 (2013-3)
    • Sheraz Ahmed,Koichi Kise,Masakazu Iwamura,Marcus Liwicki,Andreas Dengel
    • Oral
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  20. "1億ページのデータベースを対象とした大規模文書画像検索"
    • 電子情報通信学会技術研究報告, 112, 441, PRMU2012-161, pp.131-136, 大阪府堺市 (2013-2)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • Oral
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  21. "Fast and Memory Efficient Approximate Nearest Neighbor Search with Distance Estimation Based on Space Indexing"
    • IEICE, 112, 441, PRMU2012-142, pp.73-78, 大阪府堺市 (2013-2)
    • Tomokazu Sato,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • Oral
    • (Related field: Nearest Neighbor Search / 2 files are available )
    • --Detail--

  22. "スマートフォンで動作するリアルタイム文書画像検索"
    • 電子情報通信学会技術研究報告, 111, 317, PRMU2011-101, pp.31-36, 長崎県長崎市 (2011-11)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • Oral
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  23. "歪んだ文字の認識と自動ラベル付け 〜大規模データベースの構築を目指して〜"
    • IEICE Technical Report, 111, 317, PRMU2011-115, pp.93-98, 長崎県長崎市 (2011-11)
    • Masaki TSUKADA, Masakazu IWAMURA, Koichi KISE
    • Written in Japanese.
    • Oral
    • PRMUの原稿に誤りがあったため、訂正版を置いてあります。修正箇所は図4(d)であり,それに伴い本文も訂正されています.
    • (Related fields: Document Image Analysis, Pattern recognition / 3 files are available )
    • --Detail--

  24. "CVPR2011 Report"
    • IPSJ SIG Technical Report, 2011-CVIM-179, 18 (2011-11)
    • Mitsuru Ambai, Hiroshi Ishikawa, Masakazu Iwamura, Fumihiko Sakaue, Imari Sato, Shin'ichi Satoh, Shigeki Sugimoto, Toru Tamaki, Masashi Nishiyama and Xiang Ruan
    • Written in Japanese.
    • --Detail--

  25. "Fast Approximate Nearest Neighbor Search Based on Improved Approximate Distance"
    • IEICE Technical Report, 111, 193, PRMU2011-67, pp.61-66, 北海道函館市 (2011-9)
    • Tomokazu Sato, Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • Oral
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  26. "データの重複登録に基づく高速・省メモリな近似最近傍探索"
    • 画像の認識・理解シンポジウム(MIRU2011), IS1-17, pp.190-197, 石川県金沢市 (2011-7)
    • Masakazu Iwamura, Tomoyuki Mutoh, Koichi Kise
    • Written in Japanese.
    • Poster
    • (Related field: Nearest Neighbor Search)
    • --Detail--

  27. "メモリ効率と安定性を向上させたLLAHによるカメラベース大規模実時間文書画像検索"
    • 画像の認識・理解シンポジウム(MIRU2011), IS1-41, pp.350-357, 石川県金沢市 (2011-7)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • Poster
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  28. "Duplicate Registration of Data in Approximate Nearest Neighbor"
    • IEICE Technical Report, 神奈川県横浜市 (2011-6)
    • Masakazu Iwamura, Tomoyuki Mutoh, Koichi Kise
    • Written in Japanese.
    • Oral
    • (Related field: Nearest Neighbor Search)
    • --Detail--

  29. "The Data-Embedding Pen"
    • IEICE Technical Report (2011-5)
    • Seiichi Uchida, Marcus Liwicki, Masakazu Iwamura, Shinichiro Omachi, Koichi Kise
    • Written in Japanese.
    • Invited Talk
    • (Related field: Document Image Analysis)
    • --Detail--

  30. "Improvement of Word Recognition Accuracy with Spellchecker Based on Tendency of Recognition Error of Characters"
    • IEICE Technical Report, PRMU2010-268, 茨城県つくば市 (2011-3)
    • Nobuhiko Asada,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • Oral
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  31. "Memory Reduction and Stability Improvement for Real-Time Document Image Retrieval with a Database of 10 Million Pages"
    • IEICE Technical Report, 110, 467, PRMU2010-275, 茨城県つくば市 (2011-3)
    • Kazutaka Takeda, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  32. "Recognition of Characters in Scenes by Using Geometric Contexts of Local Features"
    • IEICE Technical Report, 110, 467, PRMU2010-275, pp.223-228, 茨城県つくば市 (2011-3)
    • Takuya Kobayashi, Masakazu Iwamura, Koichi Kise
    • Written in Japanese.
    • Oral
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  33. "Nearest Neighbor Search Based on Bucket Distance"
    • Proc. 3rd Forum on Data Engineering and Information Management, E2-6, pp.1-6, 静岡県伊豆市 (2011-2)
    • Tomokazu Sato, Tomoyuki Mutoh, Masakazu Iwamura, Kouichi Kise
    • Written in Japanese.
    • (Related field: Nearest Neighbor Search / 1 file is available )
    • --Detail--

  34. "Is quantity better than quality? — A study case on a simple classifier applied to digit character recognition —"
    • Technical Report of IEICE, PRMU2010-65 (2010-9)
    • Sabine Barrat, Geoffrey Alary, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, Shinichiro Omachi
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  35. "Accuracy Improvement of Document Image Retrieval on a Camera-Pen System by Coping with Projective Distortion"
    • Proceedings of MIRU 2010, IS1-30, pp.239-246 (2010-7)
    • Megumi CHIKANO, Kazumasa IWATA, Koichi KISE, Masakazu IWAMURA,Seiichi UCHIDA, Shinichiro OMACHI
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  36. "Real-Time Recognition of Camera-Captured Word Images"
    • Proceedings of MIRU 2010, IS1-31, pp.247-254 (2010-7)
    • Masakazu Iwamura, Tomohiko Tsuji, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  37. "Position Detection For a Camera Pen Using LLAH and Dot Patterns"
    • IEICE Technical Report, PRMU2009-318, pp.501-506 (2010-3)
    • Matthias Sperber, Martin Klinkigt, Koichi Kise, Masakazu Iwamura, Benjamin Adrian, Andreas Dengel
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  38. "Improvement of Accuracy of Document Image Retrieval by Expanding Queryies and Databases"
    • IEICE Technical Report, 109, 470, PRMU2009-319, pp.507-512 (2010-3)
    • Megumi Chikano, Kazumasa Iwata, Koichi Kise, Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  39. "An Interface for Embedding Online Information During Writing"
    • IEICE Technical Report, 109, 418, PRMU2009-225, pp.105-110 (2010-2)
    • Marcus Liwicki,Seiichi Uchida,Masakazu Iwamura,Shinichiro Omachi,Koichi Kise
    • --Detail--

  40. "Camera Pen System Using Feature Tracking and Document Image Retrieval"
    • IEICE Technical Report, 109, 418, PRMU2009-214, pp.39-44 (2010-2)
    • Kazumasa Iwata, Koichi Kise, Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  41. "A Camera-Based Information Acquisition System Using a Technique of Real-Time Word Recognition"
    • IEICE Technical Report, 109, 418, PRMU2009-216, pp.51-56 (2010-2)
    • Tomohiko TSUJI, Masakazu IWAMURA, Koichi KISE
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Pattern recognition / 3 files are available )
    • --Detail--

  42. "Real-Time Case-Based Recognition of Camera-Captured Characters"
    • IEICE Technical Report, 109, 418, PRMU2009-222, pp.87-92 (2010-2)
    • Masakazu IWAMURA, Tomohiko TSUJI, Koichi KISE
    • Written in Japanese.
    • PRMUの原稿に誤りがあったため、訂正版を置いてあります。下記が大きな修正点です.
      • 図12(a)
        従来手法の認識率が間違っていて,本来の値より12%くらい低くなっていた.そのため,提案手法で上昇した認識率は約20%から約8%になった.
      • 3節の2段落目
        提案した3つの方策のうち,1番目のものの閾値の設定方法が間違っていた.
      • 図9
        図中の「生成された二値ベクトル」が5本になっていたが,正しくは3本だった.
    • (Related fields: Document Image Analysis, Pattern recognition / 4 files are available )
    • --Detail--

  43. "An Interface for Embedding Online Information During Writing"
    • IEICE technical report, 109, 418, PRMU2009-225, pp.105-110 (2010-2)
    • LIWICKI Marcus, UCHIDA Seiichi, IWAMURA Masakazu, OMACHI Shinichiro, KISE Koichi
    • Written in Japanese.
    • (Related field: Document Image Analysis)
    • --Detail--

  44. "Extensions of Approximate Nearest Neighbor Search Based on a Multi-Valued Expression of Closeness to General Distributions"
    • Proc. First Forum on Data Engineering and Information Management, F3-2 (2010-2)
    • Masashi Tada,Tomoyuki Muto,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Nearest Neighbor Search / 1 file is available )
    • --Detail--

  45. "Derivation of Theoretical Formulae of Accuracy and Memory Amount on Accessing Neighboring Buckets in Hash-Based Approximate Nearest Neighbor Search"
    • IEICE Tecnical Report, 109, 374, PRMU2009-170, pp.109-114 (2010-1)
    • Tomoyuki Muto,Masashi Tada,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Nearest Neighbor Search / 1 file is available )
    • --Detail--

  46. "Approximate Nearest Neighbor Search Based on a Multi-ValuedExpression of Closeness"
    • IEICE Technical Report, PRMU2009-110, pp.121-126 (2009-11)
    • Masashi Tada,Tomoyuki Muto,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Nearest Neighbor Search / 1 file is available )
    • --Detail--

  47. "Real-Time Camera-Based Character Recognition Free from Layout Constraints"
    • Proceedings of MIRU 2009, OS6-2, pp.174-181 (2009-7)
    • Masakazu Iwamura, Tomohiko Tsuji, Akira Horimatsu, Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 7 files are available )
    • --Detail--

  48. "Designing Conspicious Character Patterns"
    • Proceedings of MIRU 2009, OS6-3, pp.182-189 (2009-7)
    • Seiichi Uchida, Ryoji Hattori, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  49. "A Webcam-Based Interface Which Makes Arrangements of Characters toAnchor Texts"
    • Proceedings of MIRU2009, DS-3, pp.1863-1864 (2009-7)
    • Tomohiko TSUJI, Akira HORIMATSU, Masakazu IWAMURA, and Koichi KISE
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  50. "Improving Efficiency and Robustness of Specific Object Recognition by Increasing Reference Feature Vectors"
    • Proceedings of MIRU2009, OS12-1, pp.335-342 (2009-7)
    • Koichi KISE, Kazuto NOGUCHI, and Masakazu IWAMURA
    • Written in Japanese.
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  51. "A Real-Time Recognition System of Camera-Captured Characters"
    • 第15回画像センシングシンポジウム(SSII09)講演論文集, IS3-28 (2009-6)
    • Masakazu Iwamura, Tomohiko Tsuji, Akira Horimatsu, Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  52. "Efficient Approximate Nearest Neighbor Search Based on Accessing Neighboring Buckets"
    • IEICE Tecnical Report, PRMU2009-53, pp.83-88 (2009-6)
    • Tomoyuki Muto,Masashi Tada,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Nearest Neighbor Search / 1 file is available )
    • --Detail--

  53. "Large-Scale Image Recognition with a Camera Phone"
    • IEICE Technical Report, PRMU2008-270 (2009-3)
    • Kazuto NOGUCHI, Shinya UJIHARA, Koichi KISE, and Masakazu IWAMURA
    • Written in Japanese.
    • <div id="red" class="blink">2008 PRMU Award</div> 2009-CVIM-166 (31)
    • (Related fields: Pattern recognition, Object Recognition / 2 files are available )
    • --Detail--

  54. "Large-Scale Image Retrieval Based on Hashing of Local Features"
    • Proc. First Forum on Data Engineering and Information Management, D6-3 (2009-3)
    • Koichi Kise, Masakazu Iwamura, Tomohiro Nakai, Kazuto Noguchi
    • Written in Japanese.
    • <div id="red" class="blink">The best interactive presentation of DEIM2009</div>
    • (Related fields: Document Image Retrieval, Object Recognition / 1 file is available )
    • --Detail--

  55. "Speeding up Local Text Reuse Detection by Locality-Sensitive Hashing"
    • Proc. First Forum on Data Engineering and Information Management, D8-6 (2009-3)
    • Masaki Nouso,Koichi Kise,Masakazu iwamura
    • Written in Japanese.
    • (Related field: Information Retrieval)
    • --Detail--

  56. "Conspicious Character Patterns"
    • IEICE Technical Report, PRMU2008-209 (2009-2)
    • Ryoji Hattori, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  57. "Recovering Handwritings via Pen-tip Camera"
    • IEICE Technical Report, PRMU2008-211 (2009-2)
    • Katsuhiro ITO, Seiichi UCHIDA, Masakazu IWAMURA, Shinichiro OMACHI, Koichi KISE
    • Written in Japanese.
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  58. "Toward An Impressive Research —Recent Researches and Their Episodes of Universal Pattern Project and Intelligent Media Processing Laboratory, Osaka Prefecture University—"
    • IEICE Technical Report, PRMU2008-217 (2009-2)
    • Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  59. "Fast Affine Invariant Shape Recognition Using Uniqueness of Arrangement of Points"
    • IEICE Technical Report, PRMU2008-229, pp.127-132 (2009-2)
    • Akira Horimatsu,Masakazu Iwamura,Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  60. "Dewarping of Planar Document Image without Layout Constraints"
    • IEICE Technical Report, PRMU2008-233 (2009-2)
    • Ryo Niwa, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, Shinichiro Omachi
    • Written in Japanese.
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  61. "A System of Real-Time Retrieval for Images of Documents in Various Languages using a Web Camera"
    • IEICE Technical Report, 108, 432, PRMU2008-227, pp.115-120 (2009-2)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  62. "Experimental Evaluation of Document Image Mosaicing Based on Local Arrangements of Feature Points"
    • IEICE Technical Report, 108, 432, PRMU2008-234, pp.157-162 (2009-2)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  63. "PRMU Algorithm Contest 2008 -- ``Let's Count the Knights —Counting a Specific Object—,'' Summary Report and Prize Winning Algorithms --"
    • IEICE Technical Report, PRMU2008-188, pp.241-250 (2008-12)
    • Masakazu Iwamura, Kazuhiro Yoshimura, Nobuhisa Kono, Takuya Kusu, Kazuho Hirahara, Seigo Takada, Shinya Yamazaki, Shuniichiro Fuuruhata, Hideaki Sato, Daisuke Watanabe, Hidetoshi Masai
    • Written in Japanese.
    • ( 1 file is available )
    • --Detail--

  64. "Experimental Evaluation of Image RecognitionUsing a Large-Scale Database"
    • 平成20年度情報処理学会関西支部 支部大会 講演論文集, pp.173-176 (2008-10)
    • Shinya Ujihara,Kazuto Noguchi,Koichi Kise,Masakazu Iwamura
    • Written in Japanese.
    • (Related field: Object Recognition / 1 file is available )
    • --Detail--

  65. "A General Theory of Supplementary Information Assignment and Analysis of Error Rates"
    • Proceedings of MIRU 2008, IS1-9, pp.388-393 (2008-7)
    • Masakazu Iwamura, Yoshio Furuya, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  66. "Camera Based Document Image Retrieval with More Time and Memory Efficient LLAH"
    • Proceedings of MIRU 2008, IS4-21, pp.1252-1259 (2008-7)
    • Tomohiro Nakai,Koichi Kise,Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  67. "Rectification of Distorted Document Images Using Variants, Invariants and Normalization"
    • Proceedings of MIRU 2008, IS4-22, pp.1260-1265 (2008-7)
    • Ryo Niwa,Akira Horimatsu,Masakazu Iwamura,Koichi Kise, Seiichi Uchida,Shinichiro Omachi
    • Written in Japanese.
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  68. "Relation Between the Object Recognition Rate and the Matching Accuracy of Local Descriptors"
    • Proceedings of MIRU 2008, IS4-4, p.504 (2008-7)
    • Kazuto NOGUCHI, Koichi KISE, and Masakazu IWAMURA
    • Written in Japanese.
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  69. "Affine Invariant Character Recognition and Its Speeding Up"
    • Proceedings of MIRU 2008, IS5-10, pp.1450-1455 (2008-7)
    • Akira HORIMATSU,Ryo NIWA,Masakazu IWAMURA,Koichi KISE,Seiichi UCHIDA,Shinichiro OMACHI
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  70. "Conspicious Character Synthesis"
    • Proceedings of MIRU 2008, IS5-11, pp.1456-1461 (2008-7)
    • Ryoji Hattori, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  71. "Experimental Evaluations of a Memory Reduction Methodfor Object Recognition Based on Local Descriptors"
    • Proceedings of MIRU 2008, OS10-3, pp.251-258 (2008-7)
    • Kazuto NOGUCHI, Koichi KISE, Masakazu IWAMURA
    • Written in Japanese.
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  72. "局所記述子に基づく幾何学的変換にロバストな画像著作権保護"

  73. "An Improvement of Instance-Based Skew Estimation"
    • IEICE Technical Report, 491, PRMU2007-214, pp.1-6 (2008-2)
    • Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  74. "Relationship Between Errors of Supplementary Information andMisrecognition Rates"
    • IEICE Technical Report, PRMU2007-152, pp.95-100 (2007-12)
    • Yoshio Furuya, Masakazu Iwamura, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  75. "Robust Estimation of Inverse Covariance Matrix by Shrinkage Technique"
    • IEICE Technical Report, PRMU2007-156 (2007-12)
    • Masakazu Iwamura, Shinichiro Omachi,and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  76. "An Attempt of CUDA Implementation of PCA-SIFT"
    • IEICE Technical Report, 107, 281, PRMU2007-117, pp.149-154 (2007-10)
    • Masakazu IWAMURA, Takayuki HONDO, Kazuto NOGUCHI, and Koichi KISE
    • KJPR2007
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  77. "Similarity-Invariant Character Recognition Based on Combination of Local Features"
    • 電気学会 電子・情報・システム部門大会講演論文集, MC3-4 (2007-9)
    • Akira Horimatsu Masakazu Iwamura Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  78. "Extension of Real-Time Document Image Retrieval with LLAH for Japanese Documents"
    • Proceedings of MIRU 2007, DS-18, pp.471-472 (2007-8)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  79. "Real-Time Recognition of Objectsby Cascading Approximate Nearest Neighbor Searchers"
    • Proceedings of MIRU 2007, DS-16, pp.467-468 (2007-7)
    • Kazuto NOGUCHI, Takayuki HONDO, Masakazu IWAMURA, and Koichi KISE
    • Written in Japanese.
    • <div id="red" class="blink">The best demonstration of MIRU2007</div>
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  80. "Rectifying Perspective Distortion into Affine Distortion Using Variants and Invariants"
    • Proceedings of MIRU 2007, IS-2-03, pp.720-725 (2007-7)
    • Ryo Niwa, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, Shinichiro Omachi
    • Written in Japanese.
    • (Related field: Document Image Analysis / 1 file is available )
    • --Detail--

  81. "Instance-Based Skew Detection of Document Images by a Combination of Variant and Invariant"
    • Proceedings of MIRU 2007, IS-4-01, pp.1147-1152 (2007-7)
    • Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Pattern recognition / 1 file is available )
    • --Detail--

  82. "An Analysis of Image Retrieval Methods Based on Arrangements of Feature Points&mdash;Comparison Between Geometric Hashing and LLAH&mdash;"
    • Proceedings of MIRU 2007, IS-4-10, pp.1200-1205 (2007-7)
    • Masakazu Iwamura, Tomohiro Nakai, and Koichi Kise
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  83. "Efficient Recognition of Objects by Cascading Approximate Nearest Neighbor Searchers"
    • Proceedings of MIRU 2007, OS-B2-02, pp.111-118 (2007-7)
    • Kazuto NOGUCHI, Koichi KISE, and Masakazu IWAMURA
    • Written in Japanese.
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  84. "High Speed and Small Memory Object Recognition by Approximate Nearest Neighbor Search"
    • 第13回画像センシングシンポジウム(SSII07)予稿集, IN2-23 (2007-6)
    • Kazuto Noguchi,Tomohiro Nakai,Koichi Kise,Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Pattern recognition, Object Recognition)
    • --Detail--

  85. "Real-Time Document Image Recognition Based on Fast Point Pattern Retrieval"
    • 第13回画像センシングシンポジウム(SSII07)予稿集, LD2-07 (2007-6)
    • Tomohiro Nakai,Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Pattern recognition, Document Image Retrieval)
    • --Detail--

  86. "Cascading Approximate Nearest Neighbor Searchers and Its Effects onObject Recognition"
    • 電子情報通信学会技術研究報告, PRMU2007-44, pp.99-104 (2007-6)
    • Kazuto NOGUCHI, Koichi KISE, and Masakazu IWAMURA
    • Written in Japanese.
    • (Related fields: Pattern recognition, Object Recognition / 1 file is available )
    • --Detail--

  87. "A Method of Annotation Extraction from Documents Using Alignment Based on Local Arrangements of Feature Points"
    • 電子情報通信学会技術研究報告, 106, PRMU2006-245, pp.61-66 (2007-3)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Pattern recognition, Document Image Retrieval / 1 file is available )
    • --Detail--

  88. "Evaluation of Data Extraction Accuracy toward the Realization of Data-embedding Pen"
    • IEICE Technical Report, 106, PRMU2006-247, pp.73-78 (2007-3)
    • Kazuhiro Tanaka, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  89. "Skew Detection of Document Images by a Combination of Variant and Invariant"
    • IEICE Technical Report, 106, PRMU2006-251, pp.97-102 (2007-3)
    • Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Pattern recognition)
    • --Detail--

  90. "A Method of Fast Recognition of Patterns Represented by Many Feature Points"
    • Proc. Vision Engineering Workshop ViEW2006, pp.249-254 (2006-12)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  91. "A Report on MIRU2006 Young Researchers’ Program"
    • IEICE Technical Report, 106, 429, PRMU2006-183, pp.73-84 (2006-12)
    • Toshiyuki AMANO, Masakazu IWAMURA, Takahiro OKABE, Tsuyoshi KATO, Toru TAMAKI, Participants in MIRU Young Researchers’ Program 2006 , and Seiichi UCHIDA
    • Written in Japanese.
    • ( 1 file is available )
    • --Detail--

  92. "Better Decision Boundary for Pattern Recognition with Supplementary Information"
    • IEICE Technical Report, 106, PRMU-376, PRMU2006-156, pp.159-164 (2006-11)
    • Masakazu IWAMURA, Yoshio FURUYA, Koichi KISE,Shinichiro OMACHI, and Seiichi UCHIDA
    • KJPR2006.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  93. "Effect of Moving Decision Boundaries in Pattern Recognition with Supplementary Information—Experimental Examination of Using Quadratic Discriminant Function—"
    • IEICE Technical Report, 106, PRMU-301, PRMU2006-113, pp.53-38 (2006-10)
    • Yoshio Furuya, Masakazu Iwamura, Koichi Kise, Shinichiro Omachi, Seiichi Uchida
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  94. "Real-Time Document Image Retrieval Based on Local Arrangements of Feature Points and Its Application to Augmented Reality"
    • IEICE Technical Report, 106, PRMU-229, PRMU2006-66, pp.41-48 (2006-9)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • <div id="red" class="blink">2007 IPSJ Yamashita SIG Research Award Winer</div>
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  95. "On Accuracy and Speed of Object Recognition Based on Local Arrangements of Feature Points"
    • IEICE Technical Report, 106, PRMU-229, PRMU2006-67, pp.49-56 (2006-9)
    • Masakazu Iwamura, Tomohiro Nakai, and Koichi Kise
    • Written in Japanese.
    • PPTファイルを開くとパスワードを尋ねられますので、「読み取り専用」で開いてください。 <br> CVIM155-8.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 2 files are available )
    • --Detail--

  96. "Experimental Investigation of Relation Between Near Neighbor Search Methods for Feature Vectors and Efficiency of Object Recognition"
    • IEICE Technical Report, 106, PRMU-229, PRMU2006-68, pp.57-64 (2006-9)
    • Kazuto Noguchi, Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • CVIM155-9
    • (Related fields: Document Image Analysis, Document Image Retrieval, Object Recognition / 1 file is available )
    • --Detail--

  97. "On the Position of the Origin and Recognition Performance of Subspace Method"
    • Proc. Subspace2006 in conjunction with MIRU2006, pp.42-51 (2006-7)
    • Masakazu Iwamura, Shinichiro Omachi,and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  98. "Real-Time Document Image Retrieval using a Web Camera and Its Application to Augmented Reality"
    • Proceedings of MIRU 2006, DS-5, pp.1379-1380 (2006-7)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • <div id="red" class="blink">The best demonstration of MIRU2006</div>
    • (Related fields: Document Image Retrieval, Document Image Analysis / 1 file is available )
    • --Detail--

  99. "Character Recognition in Scene Images by Fast Deformable Template Matching"
    • Proceedings of MIRU 2006, IS2-42, pp.906-911 (2006-7)
    • Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  100. "FSA-Based Optimal Segmentation for Camera-Based CharacterRecognition"
    • Proceedings of MIRU 2006, IS3-2, pp.1024-1029 (2006-7)
    • Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  101. "Machine-Readable Handwriting Patterns by Data-Embedding Pen"
    • Proceedings of MIRU 2006, IS3-2, pp.1296-1301 (2006-7)
    • Kazuhiro TANAKA, Seiichi UCHIDA, Masakazu IWAMURA, Shinichiro OMACHI, and Koichi KISE
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  102. "Relationship Between Decision Boundaries and Recognition Error Rates in Pattern Recognition with Supplementary Information"
    • Proceedings of MIRU 2006, IS3-37, pp.1231-1236 (2006-7)
    • Yoshio Furuya, Masakazu Iwamura, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  103. "Camera-Based Character Recognition with Supplementary Informationby Area Ratio"
    • Proceedings of MIRU 2006, OS5A-2, pp.187-192 (2006-7)
    • Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  104. "Fast Deformable Template Matching for Character Recognition in Scene Images"
    • IEICE Technical Report, 105, PRMU-673, PRMU2005-247, pp.101-106 (2006-3)
    • Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  105. "On-line data embedding into handwriting patterns"
    • IEICE Technical Report, 105, PRMU-615, PRMU2005-212, pp.61-66 (2006-2)
    • Kazuhiro TANAKA, Seiichi UCHIDA, Masakazu IWAMURA, Shinichiro OMACHI, and Koichi KISE
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  106. "Area Ratio as Supplementary Information for Camera-Based Character Recognition"
    • IEICE Technical Report, 105, PRMU-615, PRMU2005-213, pp.67-72 (2006-2)
    • Shinichiro OMACHI, Masakazu IWAMURA, Seiichi UCHIDA, and Koichi KISE
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  107. "Use of Affine Invariants and Similarity Invariants in Fast Camera-based Document Image Retrieval"
    • Technical Report of IEICE, 105, PRMU-614, PRMU2005-188, pp.25-30 (2006-2)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  108. "Data Embedding for Camera-Based Character Recognition"
    • Proceedings of MIRU 2005, pp.235-242 (2005-7)
    • Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  109. "Document Image Retrieval and Removal of Perspective Distortion Based on Voting for Cross-Ratios"
    • Proceedings of MIRU 2005, pp.538-545 (2005-7)
    • Tomohiro Nakai, Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Retrieval, Document Image Analysis / 1 file is available )
    • --Detail--

  110. "Isolated Character Recognition by Searching Feature Points and Voting"
    • Proceedings of MIRU 2005, pp.559-566 (2005-7)
    • Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  111. "Realization of 100% Recognition Rate with Supplementary Information —For Seamless Man-Machine Communication—"
    • Proceedings of MIRU 2005, pp.901-908 (2005-7)
    • Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  112. "A Method of Document Image Retrieval with Digital Cameras"
    • Proceedings of the 2005 IEICE General Conference, D-12-63 (2005-3)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura, and Keinosuke Matsumoto
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  113. "Quantity of Information of Recognition —How Many Bits Are Lacking for 100% Recognition?—"
    • IEICE Technical Report, 104, PRMU-742, PRMU2004-237, pp.35-40 (2005-3)
    • Masakazu IWAMURA, Seiichi UCHIDA, Shinichiro OMACHI, and Koichi KISE
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  114. "Isolated Character Recognition by Searching Feature Points"
    • IEICE Technical Report, 104, PRMU-742, PRMU2004-238, pp.41-46 (2005-3)
    • Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 3 files are available )
    • --Detail--

  115. "Current Status and Future Prospects of Camera-Based Character Recognition and Document Image Analysis"
    • IEICE Technical Report, 104, PRMU-742, PRMU2004-246, pp.85-90 (2005-3)
    • Koichi KISE, Shinichiro OMACHI, Seiichi UCHIDA, and Masakazu IWAMURA
    • Written in Japanese.
    • (Related fields: Pattern recognition, Document Image Analysis / 1 file is available )
    • --Detail--

  116. "Document Image Retrieval Based on Cross-Ratio and Hashing"
    • IEICE Technical Report, 104, PRMU-742, PRMU2004-249, pp.103-108 (2005-3)
    • Tomohiro Nakai, Koichi Kise, Masakazu Iwamura, and Keinosuke Matsumoto
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Document Image Retrieval / 1 file is available )
    • --Detail--

  117. "Isolated Character Recognition by Search of Partial Regions"
    • FIT2004, I-018 (2004-10)
    • Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  118. "Quantitative Evaluation of Simple Recurrent Network"
    • FIT2004, H-005 (2004-9)
    • Hitoshi Takeya, Masakazu Iwamura, Shinichiro Omachi, Masao Shimomura, Hirotomo Aso
    • Written in Japanese.
    • ( 1 file is available )
    • --Detail--

  119. "単純再帰ネットワークを用いた言語獲得過程の評価"
    • 平成16年度電気関係学会東北支部連合大会, 1E-6 (2004-8)
    • Hitoshi Takeya, Masakazu Iwamura, Masao Shimomura, Hirotomo Aso
    • Written in Japanese.
    • ( 1 file is available )
    • --Detail--

  120. "切り出しを同時に行う孤立文字認識法"
    • 平成16年度電気関係学会東北支部連合大会, 2H-13 (2004-8)
    • Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  121. "特徴点の追跡による二次元画像列からの三次元形状復元"
    • 平成16年度 電気関係学会東北支部連合大会, 2H-19 (2004-8)
    • Hiroshi Mochida, Masakazu Iwamura, Shinichiro Omachi,and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  122. "The Effect of Positioning the Origin for the Subspace Method"
    • Forum on Information Technology (FIT2003), I-065 (2003-9)
    • Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  123. "Robust Estimation of Distribution by Shrinkage Technique"
    • IEICE Technical Report, 102, 652, PRMU2002-216, pp.31-36 (2003-2)
    • Masakazu Iwamura, Shinichiro Omachi,and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

  124. "A Modification Method of Eigenvalues to Avoid Recognition Accuracy Reduction Caused by Estimation Errors of Eigenvectors"
    • IEICE Technical Report, 99, 449, PRMU99-146, pp.93-100 (1999-11)
    • Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  125. "Character Recognition with Mahalanobis Distance Based on Between-Cluster Information"
    • IEICE Technical Report, 98, 490, PRMU98-156, pp.49-54 (1998-12)
    • Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 1 file is available )
    • --Detail--

  126. "認識率に寄与する文字画像の固有ベクトル"
    • 1998 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2G-24, p.286 (1998-8)
    • Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso
    • Written in Japanese.
    • (Related field: Pattern recognition / 2 files are available )
    • --Detail--

Books

  1. Advances of Scene Text Datasets
    • Masakazu Iwamura
    • Visual Text Interpretation - Algorithms and Applications in Scene Understanding and Document Analysis, Springer (2018)
    • (Related field: Pattern recognition)
    • --Detail--

  2. Reading-Life Log as a New Paradigm of Utilizing Character and Document Media
    • Koichi Kise, Shinichiro Omachi, Seiichi Uchida, Masakazu Iwamura, Masahiko Inami
    • Human-Harmonized Information Technology, 2, Springer (2017-4)
    • DOI: 10.1007/978-4-431-56535-2_7
    • (Related fields: Reading-Life Log, Document Image Analysis)
    • --Detail--

  3. Camera-Based Document Analysis and Recognition - 5th International Workshop, CBDAR 2013, Revised Selected Papers, 8357, LNCS, Springer (2014-4)

  4. Data-Embedding Pen
    • Seiichi Uchida, Marcus Liwicki, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise
    • Multimedia Information Hiding Technologies and Methodologies for Controlling Data, pp.396-411 (2012-10)
    • DOI: 10.4018/978-1-4666-2217-3.ch018
    • (Related field: Document Image Analysis)
    • --Detail--

  5. Camera-Based Document Analysis and Recognition - 4th International Workshop, CBDAR 2011, Revised Selected Papers, 7139, LNCS, Springer (2012-3)

Doctoral Theses

  1. "A Study on Estimation of Probability distribution in Pattern Recognition" (2003-3)
    • Masakazu Iwamura
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

Master Theses

  1. "A Study on Estimation of Distribution Parameters in Statistical Pattern Recognition" (2000-3)
    • Masakazu Iwamura
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

Bachelor's Theses

  1. "文字画像の固有ベクトル成分を活用する文字認識に関する研究" (1998-3)
    • Masakazu Iwamura
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

Surveys and Articles

  1. "A Quantum Algorithm for k-Nearest Neighbor Search"

  2. "A Trial for development of fundamental technologies for new usage of character and document media"

  3. "Activity Recognition for the Mind: Toward a Cognitive "Quantified Self""

  4. "Realization of Fast and Accurate Approximate Nearest Neighbor Search"

  5. "Fast Specific Object Recognition Based on Local Feature and Example Search"
    • Japanese Journal of Optics, 42, 8, pp.407-412 (2013-8)
    • Masakazu Iwamura and Koichi Kise
    • Written in Japanese.
    • (Related field: Object Recognition)
    • --Detail--

  6. "Fast Matching of Feature Points and Its Application to Document Image Retrieval"
    • The Journal of the Institute of Electronics, Information and Communication Engineers, 94, 8, pp.836-841, 東京 (2011-8)
    • Koichi Kise and Masakazu Iwamura
    • Written in Japanese.
    • (Related fields: Document Image Analysis, Pattern recognition)
    • --Detail--

  7. "Digital Pen"
    • ITE Journal, 64, 3, pp.293-298 (2010-3)
    • Seiichi Uchida, Marcus Liwicki, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Document Image Analysis)
    • --Detail--

  8. "Building an Efficient System of Specific Object Recognition in Three Days"
    • IPSJ Magazine, 49, 9, pp.1082-1089 (2008-9)
    • Koichi Kise, and Masakazu Iwamura
    • Written in Japanese.
    • --Detail--

  9. "事例に基づく文書画像の回転角推定法"
    • 画像ラボ, pp.5-10, 日本工業出版 (2008-7)
    • Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  10. "情報埋め込みによる高精度文字パターン認識 &mdash;ユニバーサル・パターンの実現に向けて&mdash;"
    • Image Lab, 18, 4, pp.18-22, 日本工業出版 (2007-4)
    • Koichi Kise, Shinichiro Omachi, Seiichi Uchida, and Masakazu Iwamura
    • Written in Japanese.
    • (Related field: Pattern recognition)
    • --Detail--

  11. "Recognition and Understanding of Characters and Documents Using Digital Cameras"
    • The Journal of the Institute of Electronics, Information and Communication Engineers, 89, 9, pp.836-841, 東京 (2006-9)
    • Koichi KISE, Shinichiro OMACHI, Seiichi UCHIDA, and Masakazu IWAMURA
    • URL: https://www.journal.ieice.org/summary.php?id=k89_9_836
    • Written in Japanese.
    • <a href="http://www.m.cs.osakafu-u.ac.jp/~masa/image/models.png">The color version of Fig.2 is here.</a>
    • (Related fields: Document Image Analysis, Pattern recognition)
    • --Detail--

Others

  1. "Affine-Invariant Character Recognition by Progressive Removing"
    • Electrical Engineering in Japan, 180, 2, pp.55-63, Wiley Periodicals, Inc. (2012-7)
    • Masakazu Iwamura, Akira Horimatsu, Ryo Niwa, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi
    • Translated from IEEJ Transactions on Industry Applications (Denki Gakkai Ronbunshi), Vol. 131-D, No. 7, July 2011, pp. 873–879. PDF file is available at Wiley's website.
    • (Related fields: Pattern recognition, Document Image Analysis)
    • --Detail--

  2. "Real-life clickable text"

  3. "On the Bias of Predictive Distribution in Pattern Recognition"

  4. "Estimation of True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix"