Signal processing approach to optimum preprocessing for on-line recognition of handwritten japanese characters. - Tadashi Aizawa; Masaki Nakagawa; Nobumasa Takahashi (Syst. Comput. Jpn., 1988)

Memory-based control for recognition of motion environment and planning of effective locomotion. - Sadao Kawamura; Masaki Nakagawa (IROS, 1990)

A virtual optical disk method to realize rewritability and revision control on a write-once optical disk. - Takashi Yokozeki; Mitarou Namiki; Masaki Nakagawa; Nobumasa Takahashi (Syst. Comput. Jpn., 1990)

Programming in a mother tongue: philosophy, implementation, practice and effect. - Toshio Souya; Eiichi Hayakawa; Masayuki Honma; Hidehiro Fukushima; Mitaro Namiki; Nobumasa Takahashi; Masaki Nakagawa (COMPSAC, 1991)

Lazy recognition as a principle of pen interfaces. - Masaki Nakagawa; Kimiyoshi Machii; Naoki Kato; Toshio Souya (INTERCHI Adjunct Proceedings, 1993)

Pen-Based Interfaces for Drawing Figures with 'Stationery Metaphors'. - Masaki Nakagawa; Shinya Kazama; Takashi Satou; Natsuko Fukuda (HCI (2), 1993)

On-line text/drawings segmentation of handwritten patterns. - Kimiyoshi Machii; Hidehiro Fukushima; Masaki Nakagawa (ICDAR, 1993)

Principles of pen interface design for creative work. - Masaki Nakagawa; Naoki Kato; Kimiyoshi Machii; Toshio Souya (ICDAR, 1993)

The feasibility of a parallel processing oriented character recognition method based on a dynamic model. - Rodney G. Webster; Masaki Nakagawa (ICDAR, 1993)

Robust and highly customizable recognition of online handwritten Japanese characters. - Masaki Nakagawa; Katsuhiko Akiyama; Le Van Tu; Akitsugu Homma; Takao Higashiyama (ICPR, 1996)

Structural Learning of Character Patterns for On-Line Recognition of Hand-Written Japanese Characters. - Masaki Nakagawa; Tu Van Le (SSPR, 1996)

Enhancing Handwriting Interfaces. - Masaki Nakagawa (HCI (2), 1997)

Form Input System by Pen Interface. - Yukiko Nishimura; Masaki Nakagawa (HCI (2), 1997)

Idea Memo PDA in Scalable Handwriting Interfaces. - Kaori Oomika; Atsushi Naito; Masaki Nakagawa (HCI (2), 1997)

Prototyping of Digital Ink E-Mail System Based on a Common Ink Format. - Hiroshi Tanaka; Naoki Kato; Masaki Nakagawa (HCI (2), 1997)

The Behavior of Dynamic Relaxation in an Elastic Stroke Model for Character Recognition. - Takeshi Nagasaki; Takayoshi Yamamoto; Masaki Nakagawa (ICDAR, 1997)

On-line Handwritten Character Pattern Database Sampled in a Sequence of Sentences without any Writing Instructions. - Masaki Nakagawa; Takao Higashiyama; Yukiko Yamanaka; Shin-ichi Sawada; Levan Higashigawa; Katsuhiko Akiyama (ICDAR, 1997)

Human Interface and Applications on IdeaBoard. - Masaki Nakagawa; Tsuyoshi Oguni; Takashi Yoshino 002 (INTERACT, 1997)

Demonstration of the IdeaBoard Interface and Applications. - Tsuyoshi Oguni; Takashi Yoshino 002; Masaki Nakagawa (INTERACT, 1997)

Learners Interface of a CAL System for Foreign Students to Learn Hiragana/Katakana Characters. - Hirokazu Bandoh; Shin-ichi Sawada; Yuriko Fukao; Masaki Nakagawa (APCHI, 1998)

A Case Base Reasoning System On The Internet For Knowledge Sharing / Reusing On Information Technology Education. - Toshio Okamoto; Masaki Nakagawa (Educating Professionals for Network-Centric Organisation, 1998)

A recognition based on a dynamic model. - Rodney G. Webster; Masaki Nakagawa (Pattern Recognit., 1998)

A revised human interface and educational applications on ideaboard. - Masaki Nakagawa; Koichiro Hotta; Hirokazu Bandou; Tsuyoshi Oguni; Naoki Kato; Shin-ichi Sawada (CHI Extended Abstracts, 1999)

A Paper Based User Interface for Editing Documents. - Yoji Maeda; Masaki Nakagawa (HCI (1), 1999)

Extension of the IdeaBoard for Educational Applications. - Takeshi Sakurada; Hirokazu Bandoh; Masaki Nakagawa (HCI (1), 1999)

Handwritten Numeral Recognition using Neural Networks: Improving the Accuracy by Discriminative Training. - Cheng-Lin Liu; Masaki Nakagawa (ICDAR, 1999)

Prototype Learning Algorithms for Nearest Neighbor Classifier with Application to Handwritten Character Recognition. - Cheng-Lin Liu; Masaki Nakagawa (ICDAR, 1999)

Relaxation-based Pattern Matching using Automatic Differentiation for Off-line Character Recognition. - Takeshi Nagasaki; Tadashi Yanagida; Masaki Nakagawa (ICDAR, 1999)

An Off-line Character Recognition Method Employing Model-dependent Pattern Normalization by an Elastic Membrane Model. - Masaki Nakagawa; Tadashi Yanagida; Takeshi Nagasaki (ICDAR, 1999)

Hybrid Pen-Input Character Recognition System based on Integration of Online-Offline Recognition. - Hiroshi Tanaka; Kenji Nakajima; Kazushi Ishigaki; Katsuhiko Akiyama; Masaki Nakagawa (ICDAR, 1999)

On-Line Writing-Box-Free Recognition of Handwritten Japanese Text Considering Character Size Variations. - Takahiro Fukushima; Masaki Nakagawa (ICPR, 2000)

Smart Vision Chip Fabricated Using Three Dimensional Integration Technology. - Hiroyuki Kurino; Masaki Nakagawa; Kang Wook Lee 002; Tomonori Nakamura; Yuusuke Yamada; Ki Tae Park; Mitsumasa Koyanagi (NIPS, 2000)

Precise Candidate Selection for Large Character Set Recognition by Confidence Evaluation. - Cheng-Lin Liu; Masaki Nakagawa (IEEE Trans. Pattern Anal. Mach. Intell., 2000)

Design of paper-based user interface for editing documents. - Yoji Maeda; Masaki Nakagawa (Document Recognition and Retrieval, 2001)

Two On-Line Japanese Character Databases in Unipen Format. - Stefan Jäger 002; Masaki Nakagawa (ICDAR, 2001)

Collection and Analysis of On-line Handwritten Japanese Character Patterns. - Kaoru Matsumoto; Takahiro Fukushima; Masaki Nakagawa (ICDAR, 2001)

Generating Realistic Kanji Character Images from On-Line Patterns. - Ondrej Velek; Masaki Nakagawa; Cheng-Lin Liu (ICDAR, 2001)

Algorithm Design and Prototype of a Low-Cost Electromagnetic Inductance Real-Time 6D-Tracker. - Takeshi Sakurada; Oichi Atoda; Masaki Nakagawa; Kiyoshi Kiyokawa (ICOIN, 2001)

Evaluation of prototype learning algorithms for nearest-neighbor classifier in application to handwritten character recognition. - Cheng-Lin Liu; Masaki Nakagawa (Pattern Recognit., 2001)

The Impact of Large Training Sets on the Recognition Rate of Offline Japanese Kanji Character Classifiers. - Ondrej Velek; Masaki Nakagawa (Document Analysis Systems, 2002)

Using Stroke-Number-Characteristics for Improving Efficiency of Combined Online and Offline Japanese Character Classifiers. - Ondrej Velek; Masaki Nakagawa (Document Analysis Systems, 2002)

Comparing on-line recognition of Japanese and western script in preparation for recognizing multi-language documents. - Stefan Jäger 002; Masaki Nakagawa; Cheng-Lin Liu (IWFHR, 2002)

A learning algorithm for structured character pattern representation used in online recognition of handwritten Japanese characters. - Akihito Kitadai; Masaki Nakagawa (IWFHR, 2002)

A new warping technique for normalizing likelihood of multiple classifiers and its effectiveness in combined on-line/off-line japanese character recognition. - Ondrej Velek; Stefan Jäger 002; Masaki Nakagawa (IWFHR, 2002)

An Improved Approach to Generating Realistic Kanji Character Images from On-Line Characters and its Benefit to Off-Line Recognition Performance. - Ondrej Velek; Cheng-Lin Liu; Stefan Jäger 002; Masaki Nakagawa (ICPR (1), 2002)

Vector-to-Image Transformation of Character Patterns for On-line and Off-line Recognition. - Ondrej Velek; Masaki Nakagawa; Cheng-Lin Liu (Int. J. Comput. Process. Orient. Lang., 2002)

An e-mail environment with handwriting using the HandsDraw digital ink format. - Naoki Kato; Hiroshi Tanaka; Masaki Nakagawa (Syst. Comput. Jpn., 2002)

Information encoding into and decoding from dot texture for active forms. - Bilan Zhu; Masaki Nakagawa (ACM Symposium on Document Engineering, 2003)

On Modeling Conceptual and Narrative Structure of Fairytales. - Shinya Kawakami; Yoko Sato; Masaki Nakagawa; Bipin Indurkhya (EJC, 2003)

The Callpaper Concept: Turning Paper into Computer Terminals. - Stefan Jäger 002; Masaki Nakagawa (ICDAR, 2003)

On-line Handwritten Japanese Text Recognition free from Constrains on Line Direction and Character Orientation. - Masaki Nakagawa; Motoki Onuma (ICDAR, 2003)

A Prototype of an Active Form System. - Taro Shimamura; Bilan Zhu; Atsushi Masuda; Motoki Onuma; Takeshi Sakurada; Masaki Nakagawa; Yasushi Kuronuma (ICDAR, 2003)

Enhancing Efficiency and Speed of an Off-line Classifier Employed for On-line Handwriting Recognition of a Large Character Set. - Ondrej Velek; Masaki Nakagawa (ICDAR, 2003)

Accelerating Large Character Set Recognition using Pivots. - Yiping Yang; Ondrej Velek; Masaki Nakagawa (ICDAR, 2003)

Accumulated-Recognition-Rate Normalization for Combining Multiple On/Off-Line Japanese Character Classifiers Tested on a Large Database. - Ondrej Velek; Stefan Jäger 002; Masaki Nakagawa (Multiple Classifier Systems, 2003)

The state of the art in Japanese online handwriting recognition compared to techniques in western handwriting recognition. - Stefan Jäger 002; Cheng-Lin Liu; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2003)

Pattern recognition by distributed coding: test and analysis of the power space similarity method. - Takao Kobayashi; Masaki Nakagawa (IWFHR, 2004)

A search method for on-line handwritten text employing writing-box-free handwriting recognition. - Hideto Oda; Akihito Kitadai; Motoki Onuma; Masaki Nakagawa (IWFHR, 2004)

Improving the structuring search space method for accelerating large set character recognition. - Yiping Yang; Masaki Nakagawa (IWFHR, 2004)

A Formalization of On-line Handwritten Japanese Text Recognition free from Line Direction Constraint. - Masaki Nakagawa; Bilan Zhu; Motoki Onuma (ICPR (2), 2004)

Collection of on-line handwritten Japanese character pattern databases and their analyses. - Masaki Nakagawa; Kaoru Matsumoto (Int. J. Document Anal. Recognit., 2004)

Separating Figures, Mathematical Formulas And Japanese Text From Free Handwriting In Mixed Online Documents. - Keisuke Mochida; Masaki Nakagawa (Int. J. Pattern Recognit. Artif. Intell., 2004)

Online Recognition of Chinese Characters: The State-of-the-Art. - Cheng-Lin Liu; Stefan Jäger 002; Masaki Nakagawa (IEEE Trans. Pattern Anal. Mach. Intell., 2004)

Support System for Archeologists to Read Scripts on Mokkans. - Akihito Kitadai; Kei Saito; Daisuke Hachiya; Masaki Nakagawa (ICDAR, 2005)

Segmentation of On-line Handwritten Japanese Text of Arbitrary Line Direction by a Neural Network for Improving Text Recognition. - Bilan Zhu; Masaki Nakagawa (ICDAR, 2005)

A Model of On-line Handwritten Japanese Text Recognition Free from Line Direction and Writing Format Constraints. - Masaki Nakagawa; Bilan Zhu; Motoki Onuma (IEICE Trans. Inf. Syst., 2005)

An On-line Handwritten Japanese Text Recognition System Free from Line Direction and Character Orientation Constraints. - Motoki Onuma; Akihito Kitadai; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2005)

Structuring Search Space for Accelerating Large Set Character Recognition. - Yiping Yang; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2005)

Pack instruction generation for media pUsing multi-valued decision diagram. - Hiroaki Tanaka; Yoshinori Takeuchi; Keishi Sakanushi; Masaharu Imai; Yutaka Ota; Nobu Matsumoto; Masaki Nakagawa (CODES+ISSS, 2006)

Segmentation of On-Line Handwritten Japanese Text Using SVM for Improving Text Recognition. - Bilan Zhu; Junko Tokuno; Masaki Nakagawa (Document Analysis Systems, 2006)

Pen-Coordinate Information Modeling by SCPR-based HMM for On-line Japanese Handwriting Recognition. - Junko Tokuno; Yiping Yang; Gleidson Pegoretti da Silva; Akihito Kitadai; Masaki Nakagawa (ICPR (3), 2006)

Layered Search Spaces for Accelerating Large Set Character Recognition. - Yiping Yang; Masaki Nakagawa (ICPR (2), 2006)

Recent Results of Online Japanese Handwriting Recognition and Its Applications. - Masaki Nakagawa; Junko Tokuno; Bilan Zhu; Motoki Onuma; Hideto Oda; Akihito Kitadai (SACH, 2006)

Application of a Visual Computer Simulator into Collaborative Learning. - Yoshiro Imai; Keiichi Kaneko; Masaki Nakagawa (J. Comput. Inf. Technol., 2006)

A Japanese Text Input Interface Using On-Line Writing-Box-Free Handwriting Recognition and Kana-to-Kanji Conversion. - Takeshi Sakurada; Yoichi Hagiwara; Hideto Oda; Masaki Nakagawa (HCI (8), 2007)

A Web-based Visual Simulator with Communication Support and its Application to Computer Architecture Education. - Yoshiro Imai; Keiichi Kaneko; Masaki Nakagawa (ICALT, 2007)

A Scoring Tool for Electronic Paper Exams. - Narcís Lozano; Koichi Hirosawa; Masaki Nakagawa (ICALT, 2007)

A Visualization Tool to Improve the Performance of a Classifier Based on Hidden Markov Models. - Gleidson Pegoretti da Silva; Masaki Nakagawa (ICDAR, 2007)

Prototype learning for structured pattern representation applied to on-line recognition of handwritten Japanese characters. - Akihito Kitadai; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2007)

Document Image Retrieval to Support Reading Mokkans. - Akihito Kitadai; Jun Takakura; Masatoshi Ishikawa; Masaki Nakagawa; Hajime Baba; Akihiro Watanabe (Document Analysis Systems, 2008)

Design of a web-based visual simulator and its evaluation based on real computer education. - Yoshiro Imai; Keiichi Kaneko; Masaki Nakagawa (SimuTools, 2008)

Special Section on Knowledge, Information and Creativity Support System. - Masaki Nakagawa; Thanaruk Theeramunkong (IEICE Trans. Inf. Syst., 2008)

Segmentation of On-Line Freely Written Japanese Text Using SVM for Improving Text Recognition. - Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2008)

Designing a Peer Reviewing Tool on Lecture Video with Handwritten Annotation. - Hironori Egi; Shotaro Houri; Yukari Kato; Tatsuya Terada; Wataru Tsukahara; Masaki Nakagawa (HCI (8), 2009)

Evaluation of a Functional Film Attached on Top of a Tablet PC. - Yugo Kobayashi; Tatsuya Terada; Toshiyuki Kondo; Masaki Nakagawa (HCI (15), 2009)

FD Commons: E-Teaching Portfolio to Enable an Ubiquitous Peer Reviewing Process. - Yukari Kato; Shotaro Houri; Wataru Tsukahara; Hironori Egi; Masaki Nakagawa (ICALT, 2009)

Improvements in Keyword Search Japanese Characters within Handwritten Digital Ink. - Cheng Cheng; Bilan Zhu; Xiaorong Chen; Masaki Nakagawa (ICDAR, 2009)

Online Handwritten Japanese Character String Recognition Using Conditional Random Fields. - Xiang-Dong Zhou; Cheng-Lin Liu; Masaki Nakagawa (ICDAR, 2009)

Effect of Improved Path Evaluation for On-line Handwritten Japanese Text Recognition. - Bilan Zhu; Xiang-Dong Zhou; Cheng-Lin Liu; Masaki Nakagawa (ICDAR, 2009)

HDTV1080p H.264/AVC Encoder Chip Design and Performance Analysis. - Zhenyu Liu 001; Yang Song 002; Ming Shao; Shen Li; Lingfeng Li; Shunichi Ishiwata; Masaki Nakagawa; Satoshi Goto; Takeshi Ikenaga (IEEE J. Solid State Circuits, 2009)

A VLIW Vector Media Coprocessor With Cascaded SIMD ALUs. - Takahisa Wada; Shunichi Ishiwata; Katsuyuki Kimura; Keiri Nakanishi; Masato Sumiyoshi; Takashi Miyamori; Masaki Nakagawa (IEEE Trans. Very Large Scale Integr. Syst., 2009)

Techniques to Enhance Images for Mokkan Interpretation. - Jun Takakura; Akihito Kitadai; Masaki Nakagawa; Hajime Baba; Akihiro Watanabe (ICFHR, 2010)

Error Reduction by Confusing Characters Discrimination for Online Handwritten Japanese Character Recognition. - Xiang-Dong Zhou; Da-Han Wang; Masaki Nakagawa; Cheng-Lin Liu 001 (ICFHR, 2010)

A robust model for on-line handwritten japanese text recognition. - Bilan Zhu; Xiang-Dong Zhou; Cheng-Lin Liu; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2010)

A MRF model with parameter optimization by CRF for on-line recognition of handwritten Japanese characters. - Bilan Zhu; Masaki Nakagawa (DRR, 2011)

Effects of Generating a Large Amount of Artificial Patterns for On-line Handwritten Japanese Character Recognition. - Bin Chen; Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

A Discriminative Model for On-line Handwritten Japanese Text Retrieval. - Cheng Cheng; Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

An On-line Handwritten Text Search Method Based on Directional Feature Matching. - Pasitthideth Luangvilay; Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

Effects of Line Densities on Nonlinear Normalization for Online Handwritten Japanese Character Recognition. - Truyen Van Phan; Jinfeng Gao; Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

Development of Nom character segmentation for collecting patterns from historical document pages. - Truyen Van Phan; Bilan Zhu; Masaki Nakagawa (HIP@ICDAR, 2011)

A Digital Ink Recogntion Server for Handwritten Japanese Text. - Daqing Wang; Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

Transcript Mapping for Handwritten Text Lines Using Conditional Random Fields. - Xiang-Dong Zhou; Fei Yin; Da-Han Wang; Qiu-Feng Wang 001; Masaki Nakagawa; Cheng-Lin Liu 001 (ICDAR, 2011)

Objective Function Design for MCE-Based Combination of On-line and Off-line Character Recognizers for On-line Handwritten Japanese Text Recognition. - Bilan Zhu; Jinfeng Gao; Masaki Nakagawa (ICDAR, 2011)

On-line Handwritten Japanese Characters Recognition Using a MRF Model with Parameter Optimization by CRF. - Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

A Coarse Classifier Construction Method from a Large Number of Basic Recognizers for On-line Recognition of Handwritten Japanese Characters. - Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

Trie-Lexicon-Driven Recognition for On-line Handwritten Japanese Disease Names Using a Time-Synchronous Method. - Bilan Zhu; Masaki Nakagawa (ICDAR, 2011)

Similarity Evaluation and Shape Feature Extraction for Character Pattern Retrieval to Support Reading Historical Documents. - Akihito Kitadai; Masaki Nakagawa; Hajime Baba; Akihiro Watanabe (Document Analysis Systems, 2012)

Effect of Text/Non-text Classification for Ink Search Employing String Recognition. - Tomohisa Matsushita; Cheng Cheng; Yujiro Murata; Bilan Zhu; Masaki Nakagawa (Document Analysis Systems, 2012)

Collecting Handwritten Nom Character Patterns from Historical Document Pages. - Truyen Van Phan; Bilan Zhu; Masaki Nakagawa (Document Analysis Systems, 2012)

Complexity reduction with recognition rate maintained for online handwritten Japanese text recognition. - Jinfeng Gao; Bilan Zhu; Masaki Nakagawa (DRR, 2012)

Development of Software for Automatic Creation of Embossed Graphs - Comparison of Non-visual Data Presentation Methods and Development Up-to-Date. - Tetsuya Watanabe; Toshimitsu Yamaguchi; Masaki Nakagawa (ICCHP (1), 2012)

Comparing Character Recognition Based Approach with Feature Matching Based Approach for Digital Ink Search. - Cheng Cheng; Bilan Zhu; Masaki Nakagawa (ICFHR, 2012)

Building a Compact On-Line MRF Recognizer for Large Character Set Using Structured Dictionary Representation and Vector Quantization Technique. - Bilan Zhu; Masaki Nakagawa (ICFHR, 2012)

A 19nm 112.8mm2 64Gb multi-level flash memory with 400Mb/s/pin 1.8V Toggle Mode interface. - Noboru Shibata; Kazushige Kanda; Toshiki Hisada; Katsuaki Isobe; Manabu Sato; Yui Shimizu; Takahiro Shimizu; Takahiro Sugimoto; Tomohiro Kobayashi; Kazuko Inuzuka; Naoaki Kanagawa; Yasuyuki Kajitani; et al. (ISSCC, 2012)

Online Handwritten Lao Character Recognition by MRF. - Latsamy Saysourinhong; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2012)

A Semi-incremental Recognition Method for On-Line Handwritten Japanese Text. - Cuong Tuan Nguyen; Bilan Zhu; Masaki Nakagawa (ICDAR, 2013)

A re-assembling scheme of fragmented Mokkan images. - Truyen Van Phan; Hajime Baba; Akihiro Watanabe; Masaki Nakagawa (HIP@ICDAR, 2013)

Character Shape Restoration of Binarized Historical Documents by Smoothing via Geodesic Morphology. - K. Shirai; Y. Endo; Akihito Kitadai; Satoshi Inoue; N. Kurushima; Hajime Baba; Akihiro Watanabe; Masaki Nakagawa (ICDAR, 2013)

Segmentation Based Online Word Recognition: A Conditional Random Field Driven Beam Search Strategy. - Arti Shivram; Bilan Zhu; Srirangaraj Setlur; Masaki Nakagawa; Venu Govindaraju (ICDAR, 2013)

Online Handwritten Cursive Word Recognition Using Segmentation-Free MRF in Combination with P2DBMN-MQDF. - Bilan Zhu; Arti Shivram; Srirangaraj Setlur; Venu Govindaraju; Masaki Nakagawa (ICDAR, 2013)

Digital Ink Search Based on Character-Recognition Candidates Compared with Feature-Matching-Based Approach. - Cheng Cheng; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2013)

Development of a Robust and Compact On-Line Handwritten Japanese Text Recognizer for Hand-Held Devices. - Jinfeng Gao; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2013)

Handwritten Chinese/Japanese Text Recognition Using Semi-Markov Conditional Random Fields. - Xiang-Dong Zhou; Da-Han Wang; Feng Tian 001; Cheng-Lin Liu 001; Masaki Nakagawa (IEEE Trans. Pattern Anal. Mach. Intell., 2013)

A System for Recognizing Online Handwritten Mathematical Expressions and Improvement of Structure Analysis. - Anh Duc Le; Truyen Van Phan; Masaki Nakagawa (Document Analysis Systems, 2014)

Construction of a text digitization system for Nom historical documents. - Truyen Van Phan; Masaki Nakagawa (DATeCH, 2014)

Recognition System for On-Line Sketched Diagrams. - Martin Bresler; Truyen Van Phan; Daniel Prusa; Masaki Nakagawa; Václav Hlavác (ICFHR, 2014)

Large Improvement in Line-Direction-Free and Character-Orientation-Free On-Line Handwritten Japanese Text Recognition. - Yuechan Hao; Bilan Zhu; Masaki Nakagawa (ICFHR, 2014)

Comparison of MRF and CRF for Text/Non-text Classification in Japanese Ink Documents. - Soichiro Inatani; Truyen Van Phan; Masaki Nakagawa (ICFHR, 2014)

A Database of On-Line Handwritten Mixed Objects Named "Kondate". - Tomohisa Matsushita; Masaki Nakagawa (ICFHR, 2014)

A Semi-incremental Recognition Method for On-Line Handwritten English Text. - Cuong Tuan Nguyen; Bilan Zhu; Masaki Nakagawa (ICFHR, 2014)

Text/Non-text Classification in Online Handwritten Documents with Recurrent Neural Networks. - Truyen Van Phan; Masaki Nakagawa (ICFHR, 2014)

A robust method for coarse classifier construction from a large number of basic recognizers for on-line handwritten Chinese/Japanese character recognition. - Bilan Zhu; Masaki Nakagawa (Pattern Recognit., 2014)

Building a compact online MRF recognizer for large character set by structured dictionary representation and vector quantization technique. - Bilan Zhu; Masaki Nakagawa (Pattern Recognit., 2014)

Training of an on-line handwritten Japanese character recognizer by artificial patterns. - Bin Chen; Bilan Zhu; Masaki Nakagawa (Pattern Recognit. Lett., 2014)

Building compact recognizer with recognition rate maintained for on-line handwritten Japanese text recognition. - Jinfeng Gao; Bilan Zhu; Masaki Nakagawa (Pattern Recognit. Lett., 2014)

Character-position-free on-line handwritten Japanese text recognition. - Jianjuan Liang; Bilan Zhu; Taro Kumagai; Masaki Nakagawa (ACPR, 2015)

Deep neural networks for recognizing online handwritten mathematical symbols. - Hai Dai Nguyen; Anh Duc Le; Masaki Nakagawa (ACPR, 2015)

An improved segmentation of online English handwritten text using recurrent neural networks. - Cuong Tuan Nguyen; Masaki Nakagawa (ACPR, 2015)

An incremental recognition method for online handwritten mathematical expressions. - Khanh Minh Phan; Cuong Tuan Nguyen; Anh Duc Le; Masaki Nakagawa (ACPR, 2015)

Online handwritten cursive word recognition using segmentation-free and segmentation-based methods. - Bilan Zhu; Arti Shivram; Venu Govindaraju; Masaki Nakagawa (ACPR, 2015)

Modified X-Y Cut for Re-Ordering Strokes of Online Handwritten Mathematical Expressions. - Anh Duc Le; Hai Dai Nguyen; Masaki Nakagawa (DAS, 2016)

Preparation of an Unconstrained Vietnamese Online Handwriting Database and Recognition Experiments by Recurrent Neural Networks. - Hung Tuan Nguyen; Cuong Tuan Nguyen; Pham The Bao; Masaki Nakagawa (ICFHR, 2016)

Comparison of Parsing Algorithms for Recognizing Online Handwritten Mathematical Expressions. - Anh Duc Le; Masaki Nakagawa (ICFHR, 2016)

A Candidate Lattice Refinement Method for Online Handwritten Japanese Text Recognition. - Jianjuan Liang; Bilan Zhu; Masaki Nakagawa (ICFHR, 2016)

Enhanced Character Segmentation for Format-Free Japanese Text Recognition. - Kha Cong Nguyen; Masaki Nakagawa (ICFHR, 2016)

Finite State Machine Based Decoding of Handwritten Text Using Recurrent Neural Networks. - Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2016)

Semi-incremental Recognition of Online Handwritten Mathematical Expressions. - Khanh Minh Phan; Anh Duc Le; Masaki Nakagawa (ICFHR, 2016)

Online Handwritten Cursive Word Recognition by Combining Segmentation-Free and Segmentation-Based Methods. - Bilan Zhu; Arti Shivram; Venu Govindaraju; Masaki Nakagawa (ICFHR, 2016)

A Line-Direction-Free and Character-Orientation-Free On-Line Handwritten Japanese Text Recognition System. - Yuechan Hao; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2016)

Character-Position-Free On-Line Handwritten Japanese Text Recognition by Two Segmentation Methods. - Jianjuan Liang; Bilan Zhu; Taro Kumagai; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2016)

Recognition of Online Handwritten Math Symbols Using Deep Neural Networks. - Hai Dai Nguyen; Anh Duc Le; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2016)

Semi-Incremental Recognition of On-Line Handwritten Japanese Text. - Cuong Tuan Nguyen; Bilan Zhu; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2016)

A system for recognizing online handwritten mathematical expressions by using improved structural analysis. - Anh Duc Le; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2016)

A Nom historical document recognition system for digital archiving. - Truyen Van Phan; Kha Cong Nguyen; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2016)

Combination of global and local contexts for text/non-text classification in heterogeneous online handwritten documents. - Truyen Van Phan; Masaki Nakagawa (Pattern Recognit., 2016)

An intelligent meeting recording system for BoBi secretary robot. - Bilan Zhu; Jiansheng Liu; Masaki Nakagawa (ICARM, 2017)

Attempts to recognize anomalously deformed Kana in Japanese historical documents. - Hung Tuan Nguyen; Nam Tuan Ly; Kha Cong Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (HIP@ICDAR, 2017)

Speedup of Parsing for Recognition of Online Handwritten Mathematical Expressions. - Anh Duc Le; Masaki Nakagawa (ICDAR, 2017)

Training an End-to-End System for Handwritten Mathematical Expression Recognition by Generated Patterns. - Anh Duc Le; Masaki Nakagawa (ICDAR, 2017)

Deep Convolutional Recurrent Network for Segmentation-Free Offline Handwritten Japanese Text Recognition. - Nam Tuan Ly; Cuong Tuan Nguyen; Kha Cong Nguyen; Masaki Nakagawa (MOCR@ICDAR, 2017)

Tens of Thousands of Nom Character Recognition by Deep Convolution Neural Networks. - Kha Cong Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (HIP@ICDAR, 2017)

A Segmentation Method of Single- and Multiple-Touching Characters in Offline Handwritten Japanese Text Recognition. - Kha Cong Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2017)

Recognizing Unconstrained Vietnamese Handwriting By Attention Based Encoder Decoder Model. - Anh Duc Le; Hung Tuan Nguyen; Masaki Nakagawa (ACOMP, 2018)

Monitor System for Remotely Small Vessel Navigating. - Masaki Kondo; Ruri Shoji; Koichi Miyake; Tadasuke Furuya; Kohta Ohshima; Etsuro Shimizu; Masaaki Inaishi; Masaki Nakagawa (HCI (5), 2018)

The "Watch" Support System for Ship Navigation. - Masaki Kondo; Ruri Shoji; Koichi Miyake; Ting Zhang; Tadasuke Furuya; Kohta Ohshima; Masaaki Inaishi; Masaki Nakagawa (HCI (5), 2018)

Training an End-to-End Model for Offline Handwritten Japanese Text Recognition by Generated Synthetic Patterns. - Nam Tuan Ly; Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2018)

Online Japanese Handwriting Recognizers using Recurrent Neural Networks. - Hung Tuan Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2018)

ICFHR 2018 - Competition on Vietnamese Online Handwritten Text Recognition using HANDS-VNOnDB (VOHTR2018). - Hung Tuan Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2018)

Augmented incremental recognition of online handwritten mathematical expressions. - Khanh Minh Phan; Anh Duc Le; Bipin Indurkhya; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2018)

A database of unconstrained Vietnamese online handwriting and recognition experiments by recurrent neural networks. - Hung Tuan Nguyen; Cuong Tuan Nguyen; Pham The Bao; Masaki Nakagawa (Pattern Recognit., 2018)

Personal digital bodyguards for e-security, e-learning and e-health: A prospective survey. - Réjean Plamondon; Giuseppe Pirlo; Éric Anquetil; Céline Rémi; Hans-Leo Teulings; Masaki Nakagawa (Pattern Recognit., 2018)

Interactive User Interface for Recognizing Online Handwritten Mathematical Expressions and Correcting Misrecognition. - Vu Tran Minh Khuong; Khanh Minh Phan; Masaki Nakagawa (OST@ICDAR, 2019)

Generating Synthetic Handwritten Mathematical Expressions from a LaTeX Sequence or a MathML Script. - Vu Tran Minh Khuong; Quang Huy Ung; Masaki Nakagawa; Khanh Minh Phan (ICDAR, 2019)

User Interface for Text and Non-Text Classification. - Thanh Thi Xuan Lam; Anh Duc Le; Masaki Nakagawa (HDI@ICDAR, 2019)

An Attention-Based End-to-End Model for Multiple Text Lines Recognition in Japanese Historical Documents. - Nam Tuan Ly; Cuong Tuan Nguyen; Masaki Nakagawa (ICDAR, 2019)

A Character Attention Generative Adversarial Network for Degraded Historical Document Restoration. - Kha Cong Nguyen; Cuong Tuan Nguyen; Seiji Hotta; Masaki Nakagawa (ICDAR, 2019)

Strategy and Tools for Collecting and Annotating Handwritten Descriptive Answers for Developing Automatic and Semi-Automatic Marking - An Initial Effort to Math. - Quang Huy Ung; Khanh Minh Phan; Hung Tuan Nguyen; Masaki Nakagawa (OST@ICDAR, 2019)

End to End Recognition System for Recognizing Offline Unconstrained Vietnamese Handwriting. - Anh Duc Le; Hung Tuan Nguyen; Masaki Nakagawa (CoRR, 2019)

A Direct Link between Rényi-Tsallis Entropy and Hölder's Inequality - Yet Another Proof of Rényi-Tsallis Entropy Maximization. - Hisa-Aki Tanaka; Masaki Nakagawa; Yasutada Oohama (Entropy, 2019)

Recognition of Anomalously Deformed Kana Sequences in Japanese Historical Documents. - Nam Tuan Ly; Kha Cong Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2019)

Stroke order normalization for improving recognition of online handwritten mathematical expressions. - Anh Duc Le; Hai Dai Nguyen; Bipin Indurkhya; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2019)

An online overlaid handwritten Japanese text recognition system for small tablet. - Jianjuan Liang; Cuong Tuan Nguyen; Bilan Zhu; Masaki Nakagawa (Pattern Anal. Appl., 2019)

Pattern generation strategies for improving recognition of Handwritten Mathematical Expressions. - Anh Duc Le; Bipin Indurkhya; Masaki Nakagawa (Pattern Recognit. Lett., 2019)

Text-independent writer identification using convolutional neural network. - Hung Tuan Nguyen; Cuong Tuan Nguyen; Takeya Ino; Bipin Indurkhya; Masaki Nakagawa (Pattern Recognit. Lett., 2019)

Robust and real-time stroke order evaluation using incremental stroke context for learners to write Kanji characters correctly. - Cuong Tuan Nguyen; Hung Tuan Nguyen; Kazuhiro Mita; Masaki Nakagawa (Pattern Recognit. Lett., 2019)

Classifying the Kinematics of Fast Pen Strokes in Children with ADHD using Different Machine Learning Models. - Nadir Faci; Hung Tuan Nguyen; Patricia Laniel; Bruno Gauthier; Miriam H. Beauchamp; Masaki Nakagawa; Réjean Plamondon (The Lognormality Principle, 2020)

Evaluation of Secure Pad Resilient to Shoulder Hacking. - Kokoro Kobayashi; Tsuyoshi Oguni; Masaki Nakagawa (HCI (30), 2020)

Attention Augmented Convolutional Recurrent Network for Handwritten Japanese Text Recognition. - Nam Tuan Ly; Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2020)

A Siamese Network-based Approach For Matching Various Sizes Of Excavated Wooden Fragments. - Trung Tan Ngo; Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2020)

A Semantic Segmentation-based Method for Handwritten Japanese Text Recognition. - Kha Cong Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (ICFHR, 2020)

Online Handwritten Mathematical Symbol Segmentation and Recognition with Bidirectional Context. - Cuong Tuan Nguyen; Thanh-Nghia Truong; Quang Huy Ung; Masaki Nakagawa (ICFHR, 2020)

Improvement of End-to-End Offline Handwritten Mathematical Expression Recognition by Weakly Supervised Learning. - Thanh-Nghia Truong; Cuong Tuan Nguyen; Khanh Minh Phan; Masaki Nakagawa (ICFHR, 2020)

Hand-Drawn Object Detection for Scoring Wartegg Zeichen Test. - Nam Tuan Ly; Lili Liu; Ching Y. Suen; Masaki Nakagawa (ICPRAI, 2020)

Online trajectory recovery from offline handwritten Japanese kanji characters. - Hung Tuan Nguyen; Tsubasa Nakamura; Cuong Tuan Nguyen; Masaki Nakagawa (CoRR, 2020)

A Series of PIN/Password Input Methods Resilient to Shoulder Hacking Based on Cognitive Difficulty of Tracing Multiple Key Movements. - Kokoro Kobayashi; Tsuyoshi Oguni; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2020)

A unified method for augmented incremental recognition of online handwritten Japanese and English text. - Cuong Tuan Nguyen; Bipin Indurkhya; Masaki Nakagawa (Int. J. Document Anal. Recognit., 2020)

An attention-based row-column encoder-decoder model for text recognition in Japanese historical documents. - Nam Tuan Ly; Cuong Tuan Nguyen; Masaki Nakagawa (Pattern Recognit. Lett., 2020)

CNN based spatial classification features for clustering offline handwritten mathematical expressions. - Cuong Tuan Nguyen; Vu Tran Minh Khuong; Hung Tuan Nguyen; Masaki Nakagawa (Pattern Recognit. Lett., 2020)

Nom document digitalization by deep convolution neural networks. - Kha Cong Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (Pattern Recognit. Lett., 2020)

An End-to-End Recognition System for Unconstrained Vietnamese Handwriting. - Anh Duc Le; Hung Tuan Nguyen; Masaki Nakagawa (SN Comput. Sci., 2020)

Locking Range Maximization in Injection-Locked Class-E Oscillator - A Case Study for Optimizing Synchronizability. - Yoji Yabe; Hisa-Aki Tanaka; Hiroo Sekiya; Masaki Nakagawa; Fumito Mori; Kensuke Utsunomiya; Akira Keida (IEEE Trans. Circuits Syst. I Fundam. Theory Appl., 2020)

A Self-attention Based Model for Offline Handwritten Text Recognition. - Nam Tuan Ly; Trung Tan Ngo; Masaki Nakagawa (ACPR (2), 2021)

Learning Symbol Relation Tree for Online Handwritten Mathematical Expression Recognition. - Thanh-Nghia Truong; Hung Tuan Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (ACPR (2), 2021)

2D Self-attention Convolutional Recurrent Network for Offline Handwritten Text Recognition. - Nam Tuan Ly; Hung Tuan Nguyen; Masaki Nakagawa (ICDAR (1), 2021)

Recurrent Neural Network Transducer for Japanese and Chinese Offline Handwritten Text Recognition. - Trung Tan Ngo; Hung Tuan Nguyen; Nam Tuan Ly; Masaki Nakagawa (ICDAR Workshops (2), 2021)

A-VLAD: An End-to-End Attention-Based Neural Network for Writer Identification in Historical Documents. - Trung Tan Ngo; Hung Tuan Nguyen; Masaki Nakagawa (ICDAR (2), 2021)

Temporal Classification Constraint for Improving Handwritten Mathematical Expression Recognition. - Cuong Tuan Nguyen; Hung Tuan Nguyen; Kei Morizumi; Masaki Nakagawa (ICDAR Workshops (2), 2021)

Global Context for Improving Recognition of Online Handwritten Mathematical Expressions. - Cuong Tuan Nguyen; Thanh-Nghia Truong; Hung Tuan Nguyen; Masaki Nakagawa (ICDAR (2), 2021)

Relation-Based Representation for Handwritten Mathematical Expression Recognition. - Thanh-Nghia Truong; Quang Huy Ung; Hung Tuan Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (ICDAR Workshops (1), 2021)

GSSF: A Generative Sequence Similarity Function Based on a Seq2Seq Model for Clustering Online Handwritten Mathematical Answers. - Quang Huy Ung; Cuong Tuan Nguyen; Hung Tuan Nguyen; Masaki Nakagawa (ICDAR (2), 2021)

A Transformer-Based Math Language Model for Handwritten Math Expression Recognition. - Quang Huy Ung; Cuong Tuan Nguyen; Hung Tuan Nguyen; Thanh-Nghia Truong; Masaki Nakagawa (ICDAR Workshops (2), 2021)

Learning symbol relation tree for online mathematical expression recognition. - Thanh-Nghia Truong; Hung Tuan Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa (CoRR, 2021)

Clustering of Handwritten Mathematical Expressions for Computer-Assisted Marking. - Vu Tran Minh Khuong; Khanh Minh Phan; Quang Huy Ung; Cuong Tuan Nguyen; Masaki Nakagawa (IEICE Trans. Inf. Syst., 2021)

Clustering online handwritten mathematical expressions. - Quang Huy Ung; Cuong Tuan Nguyen; Khanh Minh Phan; Vu Tran Minh Khuong; Masaki Nakagawa (Pattern Recognit. Lett., 2021)

Fully Automated Short Answer Scoring of the Trial Tests for Common Entrance Examinations for Japanese University. - Haruki Oka; Hung Tuan Nguyen; Cuong Tuan Nguyen; Masaki Nakagawa; Tsunenori Ishioka (AIED (1), 2022)

Handwriting Recognition and Automatic Scoring for Descriptive Answers in Japanese Language Tests. - Hung Tuan Nguyen; Cuong Tuan Nguyen; Haruki Oka; Tsunenori Ishioka; Masaki Nakagawa (ICFHR, 2022)

Investigating Small Device Implementation of FRET-based Optical Reservoir Computing. - Masafumi Tanakal; Jaehoon Yu; Masaki Nakagawa; Naoya Tate; Masanori Hashimoto (MWSCAS, 2022)

Fully automatic scoring of handwritten descriptive answers in Japanese language tests. - Hung Tuan Nguyen; Cuong Tuan Nguyen; Haruki Oka; Tsunenori Ishioka; Masaki Nakagawa (CoRR, 2022)

Syntactic data generation for handwritten mathematical expression recognition. - Thanh-Nghia Truong; Cuong Tuan Nguyen; Masaki Nakagawa (Pattern Recognit. Lett., 2022)

Digitalizing educational workbooks and collecting handwritten answers for automatic scoring. - Tomo Asakura; Hung Nguyen; Nghia Truong; Nam Tuan Ly; Cuong Tuan Nguyen; Hiroshi Miyazawa; Yoichi Tsuchida; Takahiro Yamamoto; Masamitsu Ito; Toshihiko Horie; Fumiko Yasuno; Tsunenori Ishioka; et al. (iTextbooks@AIED, 2023)

Incremental Teacher Model with Mixed Augmentations and Scheduled Pseudo-label Loss for Handwritten Text Recognition. - Masayuki Honda; Hung Tuan Nguyen; Cuong Tuan Nguyen; Kha Cong Nguyen; Ryosuke Odate; Takashi Kanemaru; Masaki Nakagawa (ICDAR (4), 2023)

ICDAR 2023 CROHME: Competition on Recognition of Handwritten Mathematical Expressions. - Yejing Xie; Harold Mouchère; Foteini Simistira Liwicki; Sumit Rakesh; Rajkumar Saini; Masaki Nakagawa; Cuong Tuan Nguyen; Thanh-Nghia Truong (ICDAR (2), 2023)

ICDAR 2023 CROHME: Competition on Recognition of Handwritten Mathematical Expressions. - Yejing Xie; Harold Mouchère; Foteini Simistira Liwicki; Sumit Rakesh; Rajkumar Saini; Masaki Nakagawa; Cuong Tuan Nguyen; Thanh-Nghia Truong (Zenodo, 2023)

A Novel Approach for Vietnamese Handwritten Text Recognition. - Viet-Hang Duong; Hung Tuan Nguyen; Masaki Nakagawa; The Bao Pham (Autom. Control. Comput. Sci., 2023)

Two Experiments for Automatic Scoring of Handwritten Descriptive Answers. - Masaki Nakagawa; Hung Tuan Nguyen; Thanh-Nghia Truong; Nam Tuan Ly; Cuong Tuan Nguyen; Haruki Oka; Tsunenori Ishioka; Tomo Asakura; Hiroshi Miyazawa; Takahiro Yamamoto; Toshihiko Horie; Fumiko Yasuno (DAS, 2024)

Error Correction of Japanese Character-Recognition in Answers to Writing-Type Questions Using T5. - Rina Suzuki; Hisao Usui; Hiroaki Ozaki; Hung Tuan Nguyen; Kanako Komiya; Tsunenori Ishioka; Masaki Nakagawa (DAS, 2024)

Content-Based Similarity for Automatic Scoring of Handwritten Descriptive Answers. - Nghia Thanh Truong; Hung Tuan Nguyen; Nam Tuan Ly; Toshihiko Horie; Masaki Nakagawa (ICDAR (2), 2024)

A survey on handwritten mathematical expression recognition: The rise of encoder-decoder and GNN models. - Thanh-Nghia Truong; Cuong Tuan Nguyen; Richard Zanibbi; Harold Mouchère; Masaki Nakagawa (Pattern Recognit., 2024)

Similarity-Based Scoring Model for Handwritten Answers in Japanese Workbooks. - Takahiro Saito; Hung Tuan Nguyen; Kanako Komiya; Tsunenori Ishioka; Masaki Nakagawa (AIED (5), 2025)

Investigating the Influence of Automated Transcription Error Correction on Automated Grading for Handwritten Japanese Answers. - Rina Suzuki; Takahiro Saito; Hisao Usui; Hiroaki Ozaki; Hung Tuan Nguyen; Kanako Komiya; Tsunenori Ishioka; Masaki Nakagawa (AIED (6), 2025)