Masaki Nakagawa

ORCID

Publication Activity (10 Years)

Years Active: 1988-2023
Publications (10 Years): 93

Top Venues

ICFHR

IEICE Trans. Inf. Syst.

Pattern Recognit. Lett.

CoRR

Publications

Yejing Xie, Harold Mouchère, Foteini Simistira Liwicki, Sumit Rakesh, Rajkumar Saini, Masaki Nakagawa, Cuong Tuan Nguyen, Thanh-Nghia Truong
ICDAR 2023 CROHME: Competition on Recognition of Handwritten Mathematical Expressions. ICDAR (2) (2023)
Viet-Hang Duong, Hung Tuan Nguyen, Masaki Nakagawa, The Bao Pham
A Novel Approach for Vietnamese Handwritten Text Recognition. Autom. Control. Comput. Sci. 57 (5) (2023)
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, Kokoro Kobayashi, Ikuko Shimizu, Masaki Nakagawa
Digitalizing educational workbooks and collecting handwritten answers for automatic scoring. iTextbooks@AIED (2023)
Masayuki Honda, Hung Tuan Nguyen, Cuong Tuan Nguyen, Kha Cong Nguyen, Ryosuke Odate, Takashi Kanemaru, Masaki Nakagawa
Incremental Teacher Model with Mixed Augmentations and Scheduled Pseudo-label Loss for Handwritten Text Recognition. ICDAR (4) (2023)
Haruki Oka, Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa, Tsunenori Ishioka
Fully Automated Short Answer Scoring of the Trial Tests for Common Entrance Examinations for Japanese University. AIED (1) (2022)
Masafumi Tanakal, Jaehoon Yu, Masaki Nakagawa, Naoya Tate, Masanori Hashimoto
Investigating Small Device Implementation of FRET-based Optical Reservoir Computing. MWSCAS (2022)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Haruki Oka, Tsunenori Ishioka, Masaki Nakagawa
Handwriting Recognition and Automatic Scoring for Descriptive Answers in Japanese Language Tests. ICFHR (2022)
Thanh-Nghia Truong, Cuong Tuan Nguyen, Masaki Nakagawa
Syntactic data generation for handwritten mathematical expression recognition. Pattern Recognit. Lett. 153 (2022)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Haruki Oka, Tsunenori Ishioka, Masaki Nakagawa
Fully automatic scoring of handwritten descriptive answers in Japanese language tests. CoRR (2022)
Trung Tan Ngo, Hung Tuan Nguyen, Masaki Nakagawa
A-VLAD: An End-to-End Attention-Based Neural Network for Writer Identification in Historical Documents. ICDAR (2) (2021)
Quang Huy Ung, Cuong Tuan Nguyen, Hung Tuan Nguyen, Thanh-Nghia Truong, Masaki Nakagawa
A Transformer-based Math Language Model for Handwritten Math Expression Recognition. CoRR (2021)
Quang Huy Ung, Cuong Tuan Nguyen, Khanh Minh Phan, Vu Tran Minh Khuong, Masaki Nakagawa
Clustering online handwritten mathematical expressions. Pattern Recognit. Lett. 146 (2021)
Nam Tuan Ly, Trung Tan Ngo, Masaki Nakagawa
A Self-attention Based Model for Offline Handwritten Text Recognition. ACPR (2) (2021)
Quang Huy Ung, Cuong Tuan Nguyen, Hung Tuan Nguyen, Thanh-Nghia Truong, Masaki Nakagawa
A Transformer-Based Math Language Model for Handwritten Math Expression Recognition. ICDAR Workshops (2) (2021)
Thanh-Nghia Truong, Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Learning Symbol Relation Tree for Online Handwritten Mathematical Expression Recognition. ACPR (2) (2021)
Cuong Tuan Nguyen, Hung Tuan Nguyen, Kei Morizumi, Masaki Nakagawa
Temporal Classification Constraint for Improving Handwritten Mathematical Expression Recognition. ICDAR Workshops (2) (2021)
Thanh-Nghia Truong, Quang Huy Ung, Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Relation-Based Representation for Handwritten Mathematical Expression Recognition. ICDAR Workshops (1) (2021)
Cuong Tuan Nguyen, Thanh-Nghia Truong, Hung Tuan Nguyen, Masaki Nakagawa
Global Context for improving recognition of Online Handwritten Mathematical Expressions. CoRR (2021)
Quang Huy Ung, Cuong Tuan Nguyen, Hung Tuan Nguyen, Masaki Nakagawa
GSSF: A Generative Sequence Similarity Function Based on a Seq2Seq Model for Clustering Online Handwritten Mathematical Answers. ICDAR (2) (2021)
Thanh-Nghia Truong, Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Learning symbol relation tree for online mathematical expression recognition. CoRR (2021)
Nam Tuan Ly, Hung Tuan Nguyen, Masaki Nakagawa
2D Self-attention Convolutional Recurrent Network for Offline Handwritten Text Recognition. ICDAR (1) (2021)
Vu Tran Minh Khuong, Khanh Minh Phan, Quang Huy Ung, Cuong Tuan Nguyen, Masaki Nakagawa
Clustering of Handwritten Mathematical Expressions for Computer-Assisted Marking. IEICE Trans. Inf. Syst. (2) (2021)
Trung Tan Ngo, Hung Tuan Nguyen, Nam Tuan Ly, Masaki Nakagawa
Recurrent Neural Network Transducer for Japanese and Chinese Offline Handwritten Text Recognition. ICDAR Workshops (2) (2021)
Trung Tan Ngo, Hung Tuan Nguyen, Nam Tuan Ly, Masaki Nakagawa
Recurrent neural network transducer for Japanese and Chinese offline handwritten text recognition. CoRR (2021)
Quang Huy Ung, Cuong Tuan Nguyen, Hung Tuan Nguyen, Masaki Nakagawa
GSSF: A Generative Sequence Similarity Function based on a Seq2Seq model for clustering online handwritten mathematical answers. CoRR (2021)
Cuong Tuan Nguyen, Thanh-Nghia Truong, Hung Tuan Nguyen, Masaki Nakagawa
Global Context for Improving Recognition of Online Handwritten Mathematical Expressions. ICDAR (2) (2021)
Nam Tuan Ly, Cuong Tuan Nguyen, Masaki Nakagawa
An attention-based row-column encoder-decoder model for text recognition in Japanese historical documents. Pattern Recognit. Lett. 136 (2020)
Nam Tuan Ly, Lili Liu, Ching Y. Suen, Masaki Nakagawa
Hand-Drawn Object Detection for Scoring Wartegg Zeichen Test. ICPRAI (2020)
Kokoro Kobayashi, Tsuyoshi Oguni, Masaki Nakagawa
Evaluation of Secure Pad Resilient to Shoulder Hacking. HCI (30) (2020)
Hung Tuan Nguyen, Tsubasa Nakamura, Cuong Tuan Nguyen, Masaki Nakagawa
Online trajectory recovery from offline handwritten Japanese kanji characters. CoRR (2020)
Trung Tan Ngo, Cuong Tuan Nguyen, Masaki Nakagawa
A Siamese Network-based Approach For Matching Various Sizes Of Excavated Wooden Fragments. ICFHR (2020)
Anh Duc Le, Hung Tuan Nguyen, Masaki Nakagawa
An End-to-End Recognition System for Unconstrained Vietnamese Handwriting. SN Comput. Sci. 1 (1) (2020)
Thanh-Nghia Truong, Cuong Tuan Nguyen, Khanh Minh Phan, Masaki Nakagawa
Improvement of End-to-End Offline Handwritten Mathematical Expression Recognition by Weakly Supervised Learning. ICFHR (2020)
Kokoro Kobayashi, Tsuyoshi Oguni, Masaki Nakagawa
A Series of PIN/Password Input Methods Resilient to Shoulder Hacking Based on Cognitive Difficulty of Tracing Multiple Key Movements. IEICE Trans. Inf. Syst. (7) (2020)
Cuong Tuan Nguyen, Vu Tran Minh Khuong, Hung Tuan Nguyen, Masaki Nakagawa
CNN based spatial classification features for clustering offline handwritten mathematical expressions. Pattern Recognit. Lett. 131 (2020)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Takeya Ino, Bipin Indurkhya, Masaki Nakagawa
Text-independent writer identification using convolutional neural network. CoRR (2020)
Cuong Tuan Nguyen, Bipin Indurkhya, Masaki Nakagawa
A unified method for augmented incremental recognition of online handwritten Japanese and English text. Int. J. Document Anal. Recognit. 23 (1) (2020)
Cuong Tuan Nguyen, Thanh-Nghia Truong, Quang Huy Ung, Masaki Nakagawa
Online Handwritten Mathematical Symbol Segmentation and Recognition with Bidirectional Context. ICFHR (2020)
Yoji Yabe, Hisa-Aki Tanaka, Hiroo Sekiya, Masaki Nakagawa, Fumito Mori, Kensuke Utsunomiya, Akira Keida
Locking Range Maximization in Injection-Locked Class-E Oscillator - A Case Study for Optimizing Synchronizability. IEEE Trans. Circuits Syst. I Fundam. Theory Appl. (5) (2020)
Nam Tuan Ly, Cuong Tuan Nguyen, Masaki Nakagawa
Attention Augmented Convolutional Recurrent Network for Handwritten Japanese Text Recognition. ICFHR (2020)
Kha Cong Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
A Semantic Segmentation-based Method for Handwritten Japanese Text Recognition. ICFHR (2020)
Kha Cong Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Nom document digitalization by deep convolution neural networks. Pattern Recognit. Lett. 133 (2020)
Anh Duc Le, Bipin Indurkhya, Masaki Nakagawa
Pattern Generation Strategies for Improving Recognition of Handwritten Mathematical Expressions. CoRR (2019)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Takeya Ino, Bipin Indurkhya, Masaki Nakagawa
Text-independent writer identification using convolutional neural network. Pattern Recognit. Lett. 121 (2019)
Anh Duc Le, Bipin Indurkhya, Masaki Nakagawa
Pattern generation strategies for improving recognition of Handwritten Mathematical Expressions. Pattern Recognit. Lett. 128 (2019)
Vu Tran Minh Khuong, Khanh Minh Phan, Masaki Nakagawa
Interactive User Interface for Recognizing Online Handwritten Mathematical Expressions and Correcting Misrecognition. OST@ICDAR (2019)
Quang Huy Ung, Khanh Minh Phan, Hung Tuan Nguyen, Masaki Nakagawa
Strategy and Tools for Collecting and Annotating Handwritten Descriptive Answers for Developing Automatic and Semi-Automatic Marking - An Initial Effort to Math. OST@ICDAR (2019)
Nam Tuan Ly, Cuong Tuan Nguyen, Masaki Nakagawa
An Attention-Based End-to-End Model for Multiple Text Lines Recognition in Japanese Historical Documents. ICDAR (2019)
Nam Tuan Ly, Kha Cong Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Recognition of Anomalously Deformed Kana Sequences in Japanese Historical Documents. IEICE Trans. Inf. Syst. (8) (2019)
Anh Duc Le, Hai Dai Nguyen, Bipin Indurkhya, Masaki Nakagawa
Stroke order normalization for improving recognition of online handwritten mathematical expressions. Int. J. Document Anal. Recognit. 22 (1) (2019)
Hisa-Aki Tanaka, Masaki Nakagawa, Yasutada Oohama
A Direct Link between Rényi-Tsallis Entropy and Hölder's Inequality - Yet Another Proof of Rényi-Tsallis Entropy Maximization. Entropy 21 (6) (2019)
Kha Cong Nguyen, Cuong Tuan Nguyen, Seiji Hotta, Masaki Nakagawa
A Character Attention Generative Adversarial Network for Degraded Historical Document Restoration. ICDAR (2019)
Anh Duc Le, Hung Tuan Nguyen, Masaki Nakagawa
End to End Recognition System for Recognizing Offline Unconstrained Vietnamese Handwriting. CoRR (2019)
Cuong Tuan Nguyen, Hung Tuan Nguyen, Kazuhiro Mita, Masaki Nakagawa
Robust and real-time stroke order evaluation using incremental stroke context for learners to write Kanji characters correctly. Pattern Recognit. Lett. 121 (2019)
Vu Tran Minh Khuong, Quang Huy Ung, Masaki Nakagawa, Khanh Minh Phan
Generating Synthetic Handwritten Mathematical Expressions from a LaTeX Sequence or a MathML Script. ICDAR (2019)
Thanh Thi Xuan Lam, Anh Duc Le, Masaki Nakagawa
User Interface for Text and Non-Text Classification. HDI@ICDAR (2019)
Jianjuan Liang, Cuong Tuan Nguyen, Bilan Zhu, Masaki Nakagawa
An online overlaid handwritten Japanese text recognition system for small tablet. Pattern Anal. Appl. 22 (1) (2019)
Anh Duc Le, Hung Tuan Nguyen, Masaki Nakagawa
Recognizing Unconstrained Vietnamese Handwriting By Attention Based Encoder Decoder Model. ACOMP (2018)
Masaki Kondo, Ruri Shoji, Koichi Miyake, Ting Zhang, Tadasuke Furuya, Kohta Ohshima, Masaaki Inaishi, Masaki Nakagawa
The "Watch" Support System for Ship Navigation. HCI (5) (2018)
Nam Tuan Ly, Cuong Tuan Nguyen, Masaki Nakagawa
Training an End-to-End Model for Offline Handwritten Japanese Text Recognition by Generated Synthetic Patterns. ICFHR (2018)
Masaki Kondo, Ruri Shoji, Koichi Miyake, Tadasuke Furuya, Kohta Ohshima, Etsuro Shimizu, Masaaki Inaishi, Masaki Nakagawa
Monitor System for Remotely Small Vessel Navigating. HCI (5) (2018)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Online Japanese Handwriting Recognizers using Recurrent Neural Networks. ICFHR (2018)
Réjean Plamondon, Giuseppe Pirlo, Éric Anquetil, Céline Rémi, Hans-Leo Teulings, Masaki Nakagawa
Personal digital bodyguards for e-security, e-learning and e-health: A prospective survey. Pattern Recognit. 81 (2018)
Khanh Minh Phan, Anh Duc Le, Bipin Indurkhya, Masaki Nakagawa
Augmented incremental recognition of online handwritten mathematical expressions. Int. J. Document Anal. Recognit. 21 (4) (2018)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Pham The Bao, Masaki Nakagawa
A database of unconstrained Vietnamese online handwriting and recognition experiments by recurrent neural networks. Pattern Recognit. 78 (2018)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
ICFHR 2018 - Competition on Vietnamese Online Handwritten Text Recognition using HANDS-VNOnDB (VOHTR2018). ICFHR (2018)
Nam Tuan Ly, Cuong Tuan Nguyen, Kha Cong Nguyen, Masaki Nakagawa
Deep Convolutional Recurrent Network for Segmentation-Free Offline Handwritten Japanese Text Recognition. MOCR@ICDAR (2017)
Bilan Zhu, Jiansheng Liu, Masaki Nakagawa
An intelligent meeting recording system for BoBi secretary robot. ICARM (2017)
Anh Duc Le, Masaki Nakagawa
Training an End-to-End System for Handwritten Mathematical Expression Recognition by Generated Patterns. ICDAR (2017)
Hung Tuan Nguyen, Nam Tuan Ly, Kha Cong Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Attempts to recognize anomalously deformed Kana in Japanese historical documents. HIP@ICDAR (2017)
Kha Cong Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
Tens of Thousands of Nom Character Recognition by Deep Convolution Neural Networks. HIP@ICDAR (2017)
Anh Duc Le, Masaki Nakagawa
Speedup of Parsing for Recognition of Online Handwritten Mathematical Expressions. ICDAR (2017)
Kha Cong Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa
A Segmentation Method of Single- and Multiple-Touching Characters in Offline Handwritten Japanese Text Recognition. IEICE Trans. Inf. Syst. (12) (2017)
Khanh Minh Phan, Anh Duc Le, Masaki Nakagawa
Semi-incremental Recognition of Online Handwritten Mathematical Expressions. ICFHR (2016)
Truyen Van Phan, Kha Cong Nguyen, Masaki Nakagawa
A Nom historical document recognition system for digital archiving. Int. J. Document Anal. Recognit. 19 (1) (2016)
Anh Duc Le, Hai Dai Nguyen, Masaki Nakagawa
Modified X-Y Cut for Re-Ordering Strokes of Online Handwritten Mathematical Expressions. DAS (2016)
Jianjuan Liang, Bilan Zhu, Masaki Nakagawa
A Candidate Lattice Refinement Method for Online Handwritten Japanese Text Recognition. ICFHR (2016)
Yuechan Hao, Bilan Zhu, Masaki Nakagawa
A Line-Direction-Free and Character-Orientation-Free On-Line Handwritten Japanese Text Recognition System. IEICE Trans. Inf. Syst. (1) (2016)
Hai Dai Nguyen, Anh Duc Le, Masaki Nakagawa
Recognition of Online Handwritten Math Symbols Using Deep Neural Networks. IEICE Trans. Inf. Syst. (12) (2016)
Anh Duc Le, Masaki Nakagawa
A system for recognizing online handwritten mathematical expressions by using improved structural analysis. Int. J. Document Anal. Recognit. 19 (4) (2016)
Truyen Van Phan, Masaki Nakagawa
Combination of global and local contexts for text/non-text classification in heterogeneous online handwritten documents. Pattern Recognit. 51 (2016)
Anh Duc Le, Masaki Nakagawa
Comparison of Parsing Algorithms for Recognizing Online Handwritten Mathematical Expressions. ICFHR (2016)
Cuong Tuan Nguyen, Bilan Zhu, Masaki Nakagawa
Semi-Incremental Recognition of On-Line Handwritten Japanese Text. IEICE Trans. Inf. Syst. (10) (2016)
Kha Cong Nguyen, Masaki Nakagawa
Enhanced Character Segmentation for Format-Free Japanese Text Recognition. ICFHR (2016)
Bilan Zhu, Arti Shivram, Venu Govindaraju, Masaki Nakagawa
Online Handwritten Cursive Word Recognition by Combining Segmentation-Free and Segmentation-Based Methods. ICFHR (2016)
Hung Tuan Nguyen, Cuong Tuan Nguyen, Pham The Bao, Masaki Nakagawa
Preparation of an Unconstrained Vietnamese Online Handwriting Database and Recognition Experiments by Recurrent Neural Networks. ICFHR (2016)
Cuong Tuan Nguyen, Masaki Nakagawa
Finite State Machine Based Decoding of Handwritten Text Using Recurrent Neural Networks. ICFHR (2016)
Jianjuan Liang, Bilan Zhu, Taro Kumagai, Masaki Nakagawa
Character-Position-Free On-Line Handwritten Japanese Text Recognition by Two Segmentation Methods. IEICE Trans. Inf. Syst. (4) (2016)
Bilan Zhu, Arti Shivram, Venu Govindaraju, Masaki Nakagawa
Online handwritten cursive word recognition using segmentation-free and segmentation-based methods. ACPR (2015)
Cuong Tuan Nguyen, Masaki Nakagawa
An improved segmentation of online English handwritten text using recurrent neural networks. ACPR (2015)
Hai Dai Nguyen, Anh Duc Le, Masaki Nakagawa
Deep neural networks for recognizing online handwritten mathematical symbols. ACPR (2015)
Khanh Minh Phan, Cuong Tuan Nguyen, Anh Duc Le, Masaki Nakagawa
An incremental recognition method for online handwritten mathematical expressions. ACPR (2015)
Jianjuan Liang, Bilan Zhu, Taro Kumagai, Masaki Nakagawa
Character-position-free on-line handwritten Japanese text recognition. ACPR (2015)
Martin Bresler, Truyen Van Phan, Daniel Prusa, Masaki Nakagawa, Václav Hlavác
Recognition System for On-Line Sketched Diagrams. ICFHR (2014)
Anh Duc Le, Truyen Van Phan, Masaki Nakagawa
A System for Recognizing Online Handwritten Mathematical Expressions and Improvement of Structure Analysis. Document Analysis Systems (2014)
Cuong Tuan Nguyen, Bilan Zhu, Masaki Nakagawa
A Semi-incremental Recognition Method for On-Line Handwritten English Text. ICFHR (2014)
Tomohisa Matsushita, Masaki Nakagawa
A Database of On-Line Handwritten Mixed Objects Named "Kondate". ICFHR (2014)
Truyen Van Phan, Masaki Nakagawa
Text/Non-text Classification in Online Handwritten Documents with Recurrent Neural Networks. ICFHR (2014)
Bilan Zhu, Masaki Nakagawa
Building a compact online MRF recognizer for large character set by structured dictionary representation and vector quantization technique. Pattern Recognit. 47 (3) (2014)
Bilan Zhu, Masaki Nakagawa
A robust method for coarse classifier construction from a large number of basic recognizers for on-line handwritten Chinese/Japanese character recognition. Pattern Recognit. 47 (2) (2014)

Masaki Nakagawa.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

Top Venues

Masaki Nakagawa