KAWAHARA Tatsuya Last updated: Sep 3, 2019 at 01:15
Profile Tatsuya Kawahara received B.E. in 1987, M.E. in 1989, and Ph.D. in 1995, all in information science, from Kyoto University, Kyoto, Japan. From 1995 to 1996, he was a Visiting Researcher at Bell Laboratories, Murray Hill, NJ, USA. Currently, he is a Professor in the School of Informatics, Kyoto University. He has also been an Invited Researcher at ATR and NICT.
Academic & Professional Experience
Apr 2003
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Today
Professor, School of Informatics, Kyoto University
Apr 2003
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Mar 2016
Professor, Academi Center for Computing & Media Studies, Kyoto University
Apr 1998
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Mar 2003
Associate Professor, School of Informatics, Kyoto University
Jun 1995
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Apr 1998
Associate Professor, Faculty of Engineering, Kyoto University
Sep 1995
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Aug 1996
Visiting Researcher, Bell Laboratories
Nov 1990
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May 1995
Research Associate, Faculty of Engineering, Kyoto University
Education
Mar 1987
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Apr 1989
Department of Information Science, School of Engineering, Kyoto University
Apr 1983
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Mar 1987
Department of Information Science, Faculty of Engineering, Kyoto University
Committee Memberships
Jan 2018
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Today
APSIPA BoG member
Jan 2018
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Today
APSIPA Transactions on Signal and Information Editor in Chief
Sep 2017
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Today
ISCA Board member
Jan 2017
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Dec 2018
IEEE SPS Kansai Chapter Chair
Jan 2014
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Dec 2015
APSIPA VP-Publications (BoG member)
Published Papers
End-to-End Modeling for Selection of Utterance Constructional Units via System Internal States
K.Tanaka, K.Inoue, S.Nakamura, K.Takanashi, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2019 [Refereed]
Engagement-based Adaptive Behaviors for Laboratory Guide in Human-Robot Dialogue
K.Inoue, D.Lala, K.Yamamoto, K.Takanashi, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2019 [Refereed]
A Job Interview Dialogue System with Autonomous Android ERICA
K.Inoue, K.Hara, D.Lala, S.Nakamura, K.Takanashi, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2019 [Refereed]
Transfer Learning of Language-Independent End-to-End ASR with Language Model Fusion
H.Inaguma, J.Cho, M.K.Baskar, T.Kawahara, S.Watanabe
Proc. IEEE-ICASSP 6096-6100 2019 [Refereed]
Multi-speaker Sequence-to-Sequence Speech Synthesis for Data Augmentation in Acoustic-to-Word Speech Recognition
S.Ueno, M.Mimura, S.Sakai, T.Kawahara
Proc. IEEE-ICASSP 6161-6165 2019 [Refereed]
Prosodic Characteristics of Japanese Newscaster Speech for Different Speaking Situations
S.Nakamura, C.T.Ishi, T.Kawahara
Proc. Int'l Congress Phonetic Sciences (ICPhS) 2019 [Refereed]
ERICA and WikiTalk
D.Lala, G.Wilcock, K.Jokinen, T.Kawahara
Proc. IJCAI Demo. Paper 2019 [Refereed]
Improving Transformer-based Speech Recognition Systems with Compressed Structure and Speech Attributes Augmentation
S.Li, R.Dabre, X.Lu, P.Shen, T.Kawahara, H.Kawai
Proc. INTERSPEECH 2019 [Refereed]
Investigating Radical-based End-to-End Speech Recognition Systems for Chinese Dialects and Japanese
S.Li, X.Lu, C.Ding, P.Shen, T.Kawahara, H.Kawai
Proc. INTERSPEECH 2019 [Refereed]
End-to-End Articulatory Attribute Modeling for Low-resource Multilingual Speech Recognition
S.Li, C.Ding, X.Lu, P.Shen, T.Kawahara, H.Kawai
Proc. INTERSPEECH 2019 [Refereed]
Improved End-to-End Speech Emotion Recognition Using Self Attention Mechanism and Multitask Learning
Y.Li, T.Zhao, T.Kawahara
Proc. INTERSPEECH 2019 [Refereed]
Analysis of effect and timing of fillers in natural turn-taking
D.Lala, S.Nakamura, T.Kawahara
Proc. INTERSPEECH 2019 [Refereed]
Turn-taking Prediction Based on Detection of Transition Relevance Place
K.Hara, K.Inoue, K.Takanashi, T.Kawahara
Proc. INTERSPEECH 2019 [Refereed]
Unsupervised Speech Enhancement Based on Multichannel NMF-Informed Beamforming for Noise-Robust Automatic Speech Recognition
K.Shimada, Y.Bando, M.Mimura, K.Itoyama, K.Yoshii, T.Kawahara
IEEE/ACM Trans. Audio Speech & Language Process. 27 108-127 2019 [Refereed]
Joint Dialog Act Segmentation and Recognition in Human Conversations Using Attention to Dialog Context
T.Zhao, T.Kawahara
Computer Speech and Language 50 108-127 2019 [Refereed]
Voice Input Tutoring System for Older Adults using Input Stumble Detection
T.Hagiya, K.Hoashi, T.Kawahara
Proc. ACM Int'l Conf. Intelligent User Interfaces (IUI) 415-419 2018 [Refereed]
Audio-Visual Conversation Analysis by Smart Posterboard and Humanoid Robot
T.Kawahara, K.Inoue, D.Lala, K.Takanashi
Proc. IEEE-ICASSP 6573-6577 2018 [Refereed]
An End-to-End Approach to Joint Social Signal Detection and Automatic Speech Recognition
H.Inaguma, M.Mimura, K.Inoue, K.Yoshii, T.Kawahara
Proc. IEEE-ICASSP 6214-6218 2018 [Refereed]
Efficient Learning of Articulatory Models based on Multi-label Training and Label Correction for Pronunciation Learning
R.Duan, T.Kawahara, M.Dantsuji, H.Nanjo
Proc. IEEE-ICASSP 6239-6243 2018 [Refereed]
Unsupervised Beamforming based on Multichannel Nonnegative Matrix Factorization for Noisy Speech Recognition
K.Shimada, Y.Bando, M.Mimura, K.Itoyama, K.Yoshii, T.Kawahara
Proc. IEEE-ICASSP 5734-5738 2018 [Refereed]
Statistical Speech Enhancement based on Probabilistic Integration of Variational Autoencoder and Non-negative Matrix Factorization
Y.Bando, M.Mimura, K.Itoyama, K.Yoshii, T.Kawahara
Proc. IEEE-ICASSP 716-720 2018 [Refereed]
Acoustic-to-Word Attention-based Model Complemented with Character-level CTC-based Model
S.Ueno, H.Inaguma, M.Mimura, T.Kawahara
Proc. IEEE-ICASSP 5804-5808 2018 [Refereed]
Spoken Dialogue System for a Human-like Conversational Robot ERICA
T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 201-208 2018 [Invited]
Generating Fillers based on Dialog Act Pairs for Smooth Turn-Taking by Humanoid Robot
R.Nakanishi, K.Inoue, S.Nakamura, K.Takanashi, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2018 [Refereed]
Latent Character Model for Engagement Recognition Based on Multimodal Behaviors
K.Inoue, D.Lala, K.Takanashi, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2018 [Refereed]
A Unified Neural Architecture for Joint Dialog Act Segmentation and Recognition in Spoken Dialog System
T.Zhao, T.Kawahara
Proc. SIGdial Meeting Discourse & Dialogue 201-208 2018 [Refereed]
Engagement Recognition in Spoken Dialogue via Neural Network by Aggregating Different Annotators' Models
K.Inoue, D.Lala, K.Takanashi, T.Kawahara
Proc. INTERSPEECH 616-626 2018 [Refereed]
Prediction of Turn-taking Using Multitask Learning with Prediction of Backchannels and Fillers
K.Hara, K.Inoue, K.Takanashi, T.Kawahara
Proc. INTERSPEECH 991-995 2018 [Refereed]
Forward-Backward Attention Decoder
M.Mimura, S.Sakai, T.Kawahara
Proc. INTERSPEECH 2232-2236 2018 [Refereed]
Encoder Transfer for Attention-based Acoustic-to-word Speech Recognition
S.Ueno, T.Moriya, M.Mimura, S.Sakai, Y.Yamaguchi, Y.Aono, T.Kawahara
Proc. INTERSPEECH 2424-2428 2018 [Refereed]
Improving CTC-based Acoustic Model with Very Deep Residual Time-delay Neural Networks
S.Li, X.Lu, R.Takashima, P.Shen, T.Kawahara, H.Kawai
Proc. INTERSPEECH 3708-3712 2018 [Refereed]
Independent Low-Rank Tensor Analysis for Audio Source Separation
K.Yoshii, K.Kitamura, Y.Bando, E.Nakamura, T.Kawahara
Proc. EUSIPCO 1671-1675 2018 [Refereed]
Evaluation of real-time deep learning turn-taking models for multiple dialogue scenarios
D.Lala, K.Inoue, T.Kawahara
Proc. ICMI 78-86 2018 [Refereed]
Human-like Conversational Robot
T.Kawahara
Proc. APSIPA ASC 1233-1239 2018 [Invited]
Bayesian Multichannel Speech Enhancement with a Deep Speech Prior
K.Sekiguchi, Y.Bando, K.Yoshii, T.Kawahara
Proc. APSIPA ASC 1233-1239 2018 [Refereed]
Dialogue Behavior Control Model for Expressing a Character of Humanoid Robots
K.Yamamoto, K.Inoue, S.Nakamura, K.Takanashi, T.Kawahara
Proc. APSIPA ASC 1732-1737 2018 [Refereed]
Improving Very Deep Time-Delay Neural Network with Vertical-Attention for Effectively Training CTC-based ASR Systems
S.Li, X.Lu, R.Takashima, P.Shen, T.Kawahara, H.Kawai
Proc. IEEE Spoken Language Technology Workshop (SLT) 77-83 2018 [Refereed]
Improving OOV Detection and Resolution with External Language Models in Acoustic-to-Word ASR
H.Inaguma, M.Mimura, S.Sakai, T.Kawahara
Proc. IEEE Spoken Language Technology Workshop (SLT) 212-218 2018 [Refereed]
Leveraging Sequence-to-Sequence Speech Synthesis for Enhancing Acoustic-to-Word Speech Recognition
M.Mimura, S.Ueno, H.Inaguma, S.Sakai, T.Kawahara
Proc. IEEE Spoken Language Technology Workshop (SLT) 477-484 2018 [Refereed]
Speech Enhancement Based on Bayesian Low-Rank and Sparse Decomposition of Multichannel Magnitude Spectrograms
Y.Bando, K.Itoyama, M.Konyo, S.Tadokoro, K.Nakadai, K.Yoshii, T.Kawahara, H.G.Okuno
IEEE/ACM Trans. Audio Speech & Language Process. 26 17-36 2018 [Refereed]
Bayesian Multichannel Audio Source Separation Based on Integrated Source and Spatial Models
K.Itakura, Y.Bando, E.Nakamura, K.Itoyama, K.Yoshii, T.Kawahara
IEEE/ACM Trans. Audio Speech & Language Process. 26 17-36 2018 [Refereed]
Typing Tutor: Individualized Tutoring in Text Entry for Older Adults Based on Statistical Input Stumble Detection
T.Hagiya, T.Horiuchi, T.Yazaki, T.Kawahara
J. Information Processing 26 2018 [Refereed]
Exploiting Automatic Speech Recognition Errors to Enhance Partial and Synchronized Caption for Facilitating Second Language Listening
M.Mirzaei, K.Meshgi, T.Kawahara
Computer Speech and Language 49 17-36 2018 [Refereed]
Engagement recognition by a latent character model based on multimodal listener behaviors in spoken dialogue
K.Inoue, D.Lala, K.Takanashi, T.Kawahara
APSIPA Trans. Signal & Information Process. 7(e9) 1-16 2018 [Refereed]
Utterance behavior of users while playing basketball with a virtual teammate
D.Lala, Y.Li, T.Kawahara
Proc. ICAART 28-38 2017 [Refereed]
Bayesian Multichannel Nonnegative Matrix Factorization for Audio Source Separation and Localization
K.Itakura, Y.Bando, E.Nakamura, K.Itoyama, K.Yoshii, T.Kawahara
Proc. IEEE-ICASSP 551-555 2017 [Refereed]
Semi-supervised Ensemble DNN Acoustic Model Training
S.Li, X.Lu, S.Sakai, M.Mimura, T.Kawahara
Proc. IEEE-ICASSP 5270-5274 2017 [Refereed]
Effective Articulatory Modeling for Pronunciation Error Detection of L2 Learner without Non-native Training Data
R.Duan, T.Kawahara, M.Dantsuji, J.Zhang
Proc. IEEE-ICASSP 5815-5819 2017 [Refereed]
A Conversational Dialogue Manager for the Humanoid Robot ERICA
P.Milhorat, D.Lala, K.Inoue, Z.Tianyu, M.Ishida, K.Takanashi, S.Nakamura, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2017 [Refereed]
Attentive Listening System with Backchanneling, Response Generation and Flexible Turn-taking
D.Lala, P.Milhorat, K.Inoue, M.Ishida, K.Takanashi, T.Kawahara
Proc. SIGdial Meeting Discourse & Dialogue 127-136 2017 [Refereed]
Social Signal Detection in Spontaneous Dialogue Using Bidirectional LSTM-CTC
H.Inaguma, K.Inoue, M.Mimura, T.Kawahara
Proc. INTERSPEECH 1691-1695 2017 [Refereed]
Analysis of the Relationship between Prosodic Features of Fillers and Its Forms or Occurrence Positions
S.Nakamura, R.Nakanishi, K.Takanashi, T.Kawahara
Proc. INTERSPEECH 1726-1230 2017 [Refereed]
Combined Multi-channel NMF-based Robust Beamforming for Noisy Speech Recognition
M.Mimura, Y.Bando, K.Shimada, S.Sakai, K.Yoshii, T.Kawahara
Proc. INTERSPEECH 2451-2455 2017 [Refereed]
Listening Difficulty Detection to Foster Second Language Listening with the Partial and Synchronized Caption System
M.Mirzaei, K.Meshgi, T.Kawahara
Proc. EUROCALL 211-216 2017 [Refereed]
Transfer Learning based Non-native Acoustic Modeling for Pronunciation Error Detection
R.Duan, T.Kawahara, M.Dantsuji, H.Nanjo
Proc. Workshop Speech \& Language Technology for Education (SLaTE) 50-54 2017 [Refereed]
Detecting listening difficulty for second language learners using Automatic Speech Recognition errors
M.Mirzaei, K.Meshgi, T.Kawahara
Proc. Workshop Speech \& Language Technology for Education (SLaTE) 164-168 2017 [Refereed]
Semi-Blind Speech Enhancement Based On Recurrent Neural Network For Source Separation And Dereverberation
M.Wake, Y.Bando, M.Mimura, K.Itoyama, K.Yoshii, T.Kawahara
Proc. IEEE Machine Learning for Signal Processing Workshop (MLSP) 2017 [Refereed]
Detection of Social Signals for Recognizing Engagement in Human-Robot Interaction
D.Lala, K.Inoue, P.Milhorat, T.Kawahara
Proc. AAAI Fall Sympo. Natural Communication for Human-Robot Collaboration 2017 [Refereed]
Modeling Difficulties of Second Language Learners using Speech Technology
T.Kawahara
Proc. Seoul International Conference on Speech Sciences (SICSS) 704-712 2017 [Invited]
Joint Learning of Dialog Act Segmentation and Recognition in Spoken Dialog Using Neural Networks
T.Zhao, T.Kawahara
Proc. IJCNLP 704-712 2017 [Refereed]
Automatic Meeting Transcription System for the Japanese Parliament (Diet)
T.Kawahara
Proc. APSIPA ASC 134-140 2017 [Refereed][Invited]
Emotion Recognition by Combining Prosody and Sentiment Analysis for Expressing Reactive Emotion by Humanoid Robot
Y.Li, C.T.Ishi, N.Ward, K.Inoue, S.Nakamura, K.Takanashi, T.Kawahara
Proc. APSIPA ASC 2017 [Refereed]
Cross-Domain Speech Recognition using Nonparallel Corpora with Cycle-consistent Adversarial Networks
M.Mimura, S.Sakai, T.Kawahara
Proc. IEEE Workshop Automatic Speech Recognition & Understanding (ASRU) 134-140 2017 [Refereed]
Incremental Training and Constructing the Very Deep Convolutional Residual Network Acoustic Models
S.Li, X.Lu, P.Shen, R.Takashima, T.Kawahara, H.Kawai
Proc. IEEE Workshop Automatic Speech Recognition & Understanding (ASRU) 222-227 2017 [Refereed]
Partial and Synchronized Captioning: A new tool to assist learners in developing second language listening skill
M.Mirzaei, K.Meshgi, Y.Akita, T.Kawahara
ReCALL Journal 29(2) 2174-2182 2017 [Refereed]
Assistive Typing Application for Older Adults Based on Input Stumble Detection
T.Hagiya, T.Horiuchi, T.Yazaki, T.Kato, T.Kawahara
J. Information Processing 25 2017 [Refereed]
Articulatory Modeling for Pronunciation Error Detection without Non-native Training Data based on DNN Transfer Learning
R.Duan, T.Kawahara, M.Dantsuji, J.Zhang
IEICE Trans. E100-D(9) 2174-2182 2017 [Refereed]
Analysis and Prediction of Morphological Patterns of Backchannels for Attentive Listening Agents
T.Yamaguchi, K.Inoue, K.Yoshino, K.Takanashi, N.Ward, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2016 [Refereed]
Data Selection from Multiple ASR Systems' Hypotheses for Unsupervised Acoustic Model Training
S.Li, Y.Akita, T.Kawahara
Proc. IEEE-ICASSP 5875-5879 2016 [Refereed]
Interactional and Pragmatics-related Prosodic Patterns in Mandarin Dialog
N.Ward, Y.Li, T.Zhao, T.Kawahara
Proc. Int'l Conf. Speech Prosody 2016 [Refereed]
Leveraging Automatic Speech Recognition Errors to Detect Challenging Speech Segments in TED Talks
M.Mirzaei, K.Meshgi, T.Kawahara
Proc. EUROCALL 313-318 2016 [Refereed]
ERICA: The ERATO Intelligent Conversational Android
D.F.Glas, T.Minato, C.T.Ishi, T.Kawahara, H.Ishiguro
Proc. RO-MAN 22-29 2016 [Refereed]
Prediction and Generation of Backchannel Form for Attentive Listening Systems
T.Kawahara, T.Yamaguchi, K.Inoue, K.Takanashi, N.Ward
Proc. INTERSPEECH 2890-2894 2016 [Refereed]
Joint Optimization of Denoising Autoencoder and DNN Acoustic Model Based on Multi-target Learning for Noisy Speech Recognition
M.Mimura, S.Sakai, T.Kawahara
Proc. INTERSPEECH 3803-3807 2016 [Refereed]
Talking with ERICA, an autonomous android
K.Inoue, P.Milhorat, D.Lala, T.Zhao, T.Kawahara
Proc. SIGdial Meeting Discourse & Dialogue Demo. Paper 212-215 2016 [Refereed]
Managing Dialog and Joint Actions for Virtual Basketball Teammates
D.Lala, T.Kawahara
Proc. IVA Poster 2016 [Refereed]
Confidence Estimation for Speech Recognition Systems using Conditional Random Fields Trained with Partially Annotated Data
S.Li, X.Lu, S.Mori, Y.Akita, T.Kawahara
Proc. Int'l Sympo. Chinese Spoken Language Processing (ISCSLP) 2016 [Refereed]
Pronunaciation Error Detection using DNN Articulatory Model based on Multi-lingual and Multi-task Learning
R.Duan, T.Kawahara, M.Dantsuji, J.Zhang
Proc. Int'l Sympo. Chinese Spoken Language Processing (ISCSLP) 2016 [Refereed]
Multimodal interaction with the autonomous android ERICA
D.Lala, P.Milhorat, K.Inoue, T.Zhao, T.Kawahara
Proc. ICMI Demo. Paper 417-418 2016 [Refereed]
Prediction of Ice-breaking Between Participants Using Prosodic Features in the First Meeting Dialogue
H.Inaguma, K.Inoue, S.Nakamura, K.Takanashi, T.Kawahara
Proc. ICMI Workshop on Advancements in Social Signal Processing for Multimodal Interaction (ASSP4MI) 2016 [Refereed]
Annotation and analysis of listener's engagement based on multi-modal behaviors
K.Inoue, D.Lala, S.Nakamura, K.Takanashi, T.Kawahara
Proc. ICMI Workshop on Multimodal Analyses enabling Artificial Agents in Human-Machine Interaction (MA3HMI) 2016 [Refereed]
ASR errors as predictor of L2 listening difficulties and PSC enhancement
M.Mirzaei, K.Meshgi, T.Kawahara
Proc. Coling Workshop on Computational Linguistics for Linguistic Complexity (CL4LC) 192-201 2016 [Refereed]
Multi-lingual and Multi-task DNN Learning for Articulatory Error Detection
R.Duan, T.Kawahara, M.Dantsuji, J.Zhang
Proc. APSIPA ASC 2016 [Refereed]
Multi-modal Sensing and Analysis of Poster Conversations with Smart Posterboard
T.Kawahara, T.Iwatate, K.Inoue, S.Hayashi, H.Yoshimoto, K.Takanashi
APSIPA Trans. Signal & Information Process. 5(e2) 1-12 2016 [Refereed]
Semi-supervised Acoustic Model Training by Discriminative Data Selection from Multiple ASR Systems' Hypotheses
S.Li, Y.Akita, T.Kawahara
IEEE/ACM Trans. Audio Speech & Language Process. 24(9) 2174-2182 2016 [Refereed]
News Navigation System based on Proactive Dialogue Strategy
K.Yoshino, T.Kawahara
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2015 [Refereed]
Toward Adaptive Generation of Backchannels for Attentive Listening Agents
T.Kawahara, M.Uesato, K.Yoshino, K.Takanashi
Proc. Int'l Workshop Spoken Dialogue Systems (IWSDS) 2015 [Refereed]
Deep Autoencoders Augmented with Phone-class Feature for Reverberant Speech Recognition
M.Mimura, S.Sakai, T.Kawahara
Proc. IEEE-ICASSP 4356-4369 2015 [Refereed]
Language Model Adaptation for Academic Lectures using Character Recognition Result of Presentation Slides
Y.Akita, Y.Tong, T.Kawahara
Proc. IEEE-ICASSP 5431-5435 2015 [Refereed]
Named Entity Recognizer Trainable from Partially Annotated Data
T.Sasada, S.Mori, T.Kawahara, Y.Yamakata
Proc. PACLING 10-17 2015 [Refereed]
Errors in Automatic Speech Recognition versus Difficulties in Second Language Listening
M.Mirzaei, K.Meshgi, Y.Akita, T.Kawahara
Proc. EUROCALL 410-415 2015 [Refereed]
ASR Technology to Empower Partial and Synchronized Caption for L2 Listening Development
M.Mirzaei, T.Kawahara
Proc. Workshop Speech \& Language Technology for Education (SLaTE) 65-70 2015 [Refereed]
Speech Dereverberation Using Long Short-Term Memory
M.Mimura, S.Sakai, T.Kawahara
Proc. INTERSPEECH 2435-2439 2015 [Refereed]
Ensemble Speaker Modeling using Speaker Adaptive Training Deep Neural Network for Speaker Adaptation
S.Li, X.Lu, Y.Akita, T.Kawahara
Proc. INTERSPEECH 2892-2896 2015 [Refereed]
Enhanced Speaker Diarization with Detection of Backchannels using Eye-gaze Information in Poster Conversations
K.Inoue, Y.Wakabayashi, H.Yoshimoto, K.Takanashi, T.Kawahara
Proc. INTERSPEECH 3086-3090 2015 [Refereed]
Discriminative Data Selection for Lightly Supervised Training of Acoustic Model using Closed Caption Texts
S.Li, Y.Akita, T.Kawahara
Proc. INTERSPEECH 3526-3530 2015 [Refereed]
Automatic Classification of Usability of ASR Result for Real-time Captioning of Lectures
Y.Akita, N.Kuwahara, T.Kawahara
Proc. APSIPA ASC 19-22 2015 [Refereed]
Synchrony in Prosodic and Linguistic Features between Backchannels and Preceding Utterances in Attentive Listening
T.Kawahara, T.Yamaguchi, M.Uesato, K.Yoshino, K.Takanashi
Proc. APSIPA ASC 392-395 2015 [Refereed]
Reverberant Speech Recognition Combining Deep Neural Networks and Deep Autoencoders Augmented with Phone-class Feature
M.Mimura, S.Sakai, T.Kawahara
EURASIP J. Advances in Signal Processing 2015(62) 1-13 2015 [Refereed]
Optimized Wavelet-domain Filtering Under Noisy and Reverberant Conditions
R.Gomez, T.Kawahara, K.Nakadai
APSIPA Trans. Signal & Information Process. 4(e3) 1-12 2015 [Refereed]
Misc
Improving articulatory attribute modeling based on multi-label training and label correction
Richeng Duan, Tatsuya Kawahara, Masatake Dantsuji, Hiroaki Nanjo
日本音響学会研究発表会講演論文集 2002/9/8 2018
Effective Articulatory Modeling for Pronunciation Error Detection
Richeng Duan, Tatsuya Kawahara, Masatake Dantsuji
日本音響学会研究発表会講演論文集 2-P-30 2017
Language Independent Non-native Articulatory Modeling for Pronunciation Error Detection
Richeng Duan, Tatsuya Kawahara, Masatake Dantsuji, Hiroaki Nanjo
日本音響学会研究発表会講演論文集 2002/11/8 2017
Diversity-driven Semi-supervised Ensemble DNN Acoustic Model Training
Sheng Li, Xugang Lu, Shinsuke Sakai, Tatsuya Kawahara
電子情報通信学会技術研究報告 SP2016-40 2016
Emotion Recognition by Combining Prosody with Text Information and Assessment Selection for Human-Robot Interaction
Yuanchao Li, Inoue Koji, Shizuka Nakamura, Katsuya Takanashi, Toshinori Ishi Carlos, Tatsuya Kawahara
人工知能学会研究会資料 SLUD-B506-09 2017
Joint Learning of Dialog Act Segmentation and Recognition Using Neural Networks
Tianyu Zhao, Tatsuya Kawahara
情報処理学会研究報告 SLP-119-12 2017
Pronunciation Error Detection using DNN Articulatory Model based on Multi-lingual and Multi-task Learning
Richeng Duan, Tatsuya Kawahara, Masatake Dantsuji
日本音響学会研究発表会講演論文集 3-Q-23 2016
Pronunciation Error Detection using DNN Articulatory Model based on Transfer Learning
Richeng Duan, Tatsuya Kawahara, Masatake Dantsuji
電子情報通信学会技術研究報告 SP2016-39 2016
Incorporating divergences from hypotheses of multiple ASR systems to improve unsupervised acoustic model training
Sheng Li, Yuya Akita, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-P-23 2015
Effective Combination of Multiple ASR Hypotheses with CRF-based Classifiers
Sheng Li, Yuya Akita, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-Q-14 2015
Discriminative Data Selection from Multiple ASR Systems' Hypotheses for Unsupervised Acoustic Model Training
Sheng Li, Yuya Akita, Tatsuya Kawahara
情報処理学会研究報告 SLP-109-8 2015
Data Selection Assisted by Caption to Improve Acoustic Modeling for Lecture Transcription
Sheng Li, Yuya Akita, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2002/4/4 2014
Unsupervised Training of Deep Neural Network Acoustic Models for Lecture Transcription
Sheng Li, Yuya Akita, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-R-4 2014
Partial and Synchronized Caption Generation to Enhance the Listening Comprehension Skills of Second Language Learners
Maryam Sadat Mirzaei, Tatsuya Kawahara
情報処理学会研究報告 SLP-101-15 2014
Classifier-based Data Selection for Lightly-Supervised Training of Acoustic Model for Lecture Transcription
Sheng Li, Yuya Akita, Tatsuya Kawahara
情報処理学会研究報告 SLP-102-4 2014
Automatic transcription of Chinese spoken lectures
Sheng Li, Masato Mimura, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2-P-31 2013
Wavelet Packet Decomposition-based Dereverberation for ASR
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-P-16 2012
Automatic Speech Recognition for TED Talks
Welly Naptali, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 3-P-4 2012
Automatic transcription of TED Talks
Welly Naptali, Tatsuya Kawahara
音声ドキュメント処理ワークショップ 2012
Wavelet Packet Decomposition Approach to Reverberant Speech Recognition
Randy Gomez, Tatsuya Kawahara
情報処理学会研究報告 SLP-92-11 2012
Comparison of Discriminative Models for Lexicon Optimization for ASR of Agglutinative Language
Mijit Ablimit, Tatsuya Kawahara, Askar Hamdulla
情報処理学会研究報告 SLP-92-13 2012
Wavelet Optimization using Noise Profiles for Noise-robust Speech Recognition
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2-P-17 2011
Robust Speech Recognition in Noisy and Reverberant Conditions Using Wiener Filtering in the Wavelet Domain
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2-Q-21 2011
Combining Slot-based Vector Space Models for Voice Book Search
Cheongjae Lee, Alexander Rudnicky, Tatsuya Kawahara
情報処理学会研究報告 SLP-85-5 2011
Robust Speech Recognition Using Optimized Wavelet Denoising with Noise Profiles
Randy Gomez, Tatsuya Kawahara
情報処理学会研究報告 SLP-85-12 2011
Collecting Speech Data using Amazon's Mechanical Turk for Evaluating Voice Search System
Cheongjae Lee, Tatsuya Kawahara, Alexander Rudnicky
情報処理学会研究報告 SLP-87-9 2011
Robust Speech Recognition in Noisy and Reverberant Environments Using Wavelet-based Wiener Filtering
Randy Gomez, Tatsuya Kawahara
情報処理学会研究報告 SLP-87-14 2011
Evaluation of Lexicon Optimization based on Discriminative Learning
Mijit Ablimit, Tatsuya Kawahara, Askar Hamdulla
情報処理学会研究報告 SLP-89-2 2011
Wavelet Filtering in ASR Robust to Noisy and Reverberant Environments
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-Q-2 2010
Wavelet Optimization for Robust Dereverberation in Automatic Speech Recognition
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-Q-8 2010
Robust Speech Recognition using Optimized Wavelet-based Dereverbaration
Randy Gomez, Tatsuya Kawahara
情報処理学会研究報告 SLP-82-5 2010
Robust Speech Recognition Using Optimized Wavelet Filtering in Reverberant Conditions
Randy Gomez, Tatsuya Kawahara
人工知能学会研究会資料 Challenge-B002-4 2010
Unsupervised Optimization of Dereverberation Parameters based on the Likelihood of Speech Recognizer
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-P-15 2009
Using Online Free Energy for Model Comparison with Application to Voice Activity Detection
David Cournapeau, Shinji Watanabe, Atsushi Nakamura, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2002/5/14 2009
Robust Dereverberation Using Synthetically Generated Impulse Response for Speech Recognition
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-R-1 2009
Using Online Model Comparison in the Variational Bayes Framework - an Application to Voice Activity Detection
David Cournapeau, Shinji Watanabe, Atsushi Nakamura, Tatsuya Kawahara
情報処理学会研究報告 SLP-75-3 2009
Unsupervised Optimization of Dereverberation Parameters using Likelihood of Speech Recognizer
Randy Gomez, Tatsuya Kawahara
情報処理学会研究報告 SLP-75-4 2009
Speech Enhancement Optimization based on Acoustic Model Likelihood for Noisy and Reverberant Environment
Randy Gomez, Tatsuya Kawahara
人工知能学会研究会資料 Challenge-A902-9 2009
A Japanese CALL System for Practicing Sentence Patterns based on Dynamic Question Generation
Hongcui Wang, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2001/10/4 2008
A VAD Method using Online Variational Free Energy for Model Adaptation
David Cournapeau, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2001/10/7 2008
Speech Recognizer-based Optimization for Dereverberation Technique Using Multi-band Spectral Subtraction
Randy Gomez, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 3-Q-3 2008
An Application of Online VB-EM Algorithm to Voice Activity Detection
David Cournapeau, Tatsuya Kawahara, Shinji Watanabe, Atsushi Nakamura
日本音響学会研究発表会講演論文集 3-Q-11 2008
Optimizing Scoring System for a Japanese Tutor System
Hongcui Wang, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 3-Q-28 2008
Robust Speech Recognition in Reverberant Environment by Optimizing Multi-band Spectral Subtraction
Randy Gomez, Tatsuya Kawahara
人工知能学会研究会資料 Challenge-A802-4 2008
Real-time VAD Algorithm based on Enhanced Cumulant and On-line EM: Results on CENSREC-1-C
David Cournapeau, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2003/9/13 2007
Dynamic Situation Based Sentence Generation Used in Creating Questions for Students of Japanese
Christopher Waple, Yasushi Tsubota, Masatake Dantsuji, Tatsuya Kawahara
言語処理学会年次大会発表論文集 S2-7 799-802 2007
Using Bayesian Prior for Real-Time Voice Activity Detection
David Cournapeau, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 1-P-30 2007
An Approach to Error Analysis for Effective Prediction in ASR for a Japanese Tutor System
Hongcui Wang, Tatsuya Kawahara
日本音響学会研究発表会講演論文集 2002/8/5 2007
Decision Tree based Error Analysis for Effective Prediction in ASR for Japanese CALL system
Hongcui Wang, Tatsuya Kawahara
電子情報通信学会技術研究報告 SP2007-121 2007
Using Variational Bayes Free Energy for Noise Robust Online Voice Activity Detection
David Cournapeau, Tatsuya Kawahara
電子情報通信学会技術研究報告 SP2007-131 2007
Robust Voice Activity Detection Based on Enhanced Cumulant of LPC Residual and On-line EM Algorithm
David Cournapeau, Tatsuya Kawahara
情報処理学会研究報告 SLP-62-3 2006
Trigger-Based Language Model Adaptation for Automatic Transcription of Panel Discussions
C.Troncoso, T.Kawahara
日本音響学会研究発表会講演論文集 2001/5/22 2005
Effect of Dialogue Context and Topic Clustering on Out-of-Domain Detection
I.R.Lane, T.Kawahara, S.Nakamura
日本音響学会研究発表会講演論文集 2002/5/1 2005
Enhancement to Initial Transcription-Based Trigger Language Model Adaptation
C.Troncoso, T.Kawahara
日本音響学会研究発表会講演論文集 2002/1/2 2005
Detection of Speech Recognition Errors using In-domain Confidence and Discourse Coherence Measures
I.R.Lane, T.Kawahara
日本音響学会研究発表会講演論文集 2002/1/10 2005
Automatic Transcription of Panel Discussions using Trigger-based Language Model Adaptation
Carlos Troncoso, Tatsuya Kawahara
情報処理学会研究報告 SLP-57-3 2005
Incorporating In-domain Confidence and Discourse Coherence Measures in Utterance Verification
Ian Lane, Tatsuya Kawahara
情報処理学会研究報告 SLP-57-7 2005
Investigation of Classification Modeling for Out-Of-Domain Utterance Detection
I.R.Lane, T.Kawahara, T.Matsui, S.Nakamura
日本音響学会研究発表会講演論文集 2003/8/2 2004
Out-Of-Domain Utterance Detection in Dialogue via Speech-to-Speech Translation
I.R.Lane, T.Kawahara, T.Matsui, S.Nakamura
日本音響学会研究発表会講演論文集 2003/1/23 2004
Trigger-Based Language Model Construction by Combining Different Corpora
Carlos Troncoso, Tatsuya Kawahara, Hirofumi Yamamoto, Genichiro Kikui
電子情報通信学会技術研究報告 SP2004-100 2004
Out-of-Domain Detection Incorporating Dialogue Context and Topic Clustering
Ian Lane, Tatsuya Kawahara, Satoshi Nakamura
電子情報通信学会技術研究報告 SP2004-130 2004
Out-Of-Domain Detection based on Verification for Multi-Domain Dialogue Speech
I.R.Lane, T.Kawahara, T.Matsui, S.Nakamura
日本音響学会研究発表会講演論文集 2002/6/8 2003
Out-of-Domain Utterance Detection based on Confidence Measures from Multiple Topic Classification
Ian Lane, Tatsuya Kawahara, Tomoko Matsui, Satoshi Nakamura
電子情報通信学会技術研究報告 SP2003-159 2003
Intelligibility Assessment and Pronunciation Error Diagnosis for a CALL System
Raux Antoine, Tatsuya Kawahara
電子情報通信学会技術研究報告 SP2001-134 2002
Language model switching based on topic detection for dialog speech recognition
Ian Lane, Tatsuya Kawahara, Tomoko Matsui, Satoshi Nakamura
電子情報通信学会技術研究報告 SP2002-145 2002
Speaking-Style Dependent Lexicalized Filler Model for Key-Phrase Detection and Verification
Tatsuya Kawahara, Shuji Doshita, Chin-Hui Lee
電子情報通信学会技術研究報告 SP97-78 1997
Prosodic Analysis of Various Disfluencies in Japanese
Felix Quimbo, Tatsuya Kawahara, Shuji Doshita
人工知能学会研究会資料 SIG-SLUD-9503-9 1996
On Integration of Multiple Knowledge Sources for Spoken Language Understanding
T.Kawahara
RWC情報統合ワークショップ 208-216 1995
Unsupervised Speaker Normalization by Speaker Markov Model Converter for Speaker-Independent Speech Recognition Systems
P.Fung, T.Kawahara, S.Doshita
情報処理学会全国大会講演論文集 6D-1 1991
Books etc
Springer Handbook on Speech Processing and Speech Communication
Sadaoki Furui and Tatsuya Kawahara (Part:Contributor, Chpter 32: Transcription and distillation of spontaneous speech)
Springer 2008
Spoken Language Systems
Seiichi Nakagawa, Michio Okada, and Tatsuya Kawahara, editors
Ohmsha/IOS Press 2005
Conference Activities & Talks
Captioning Software using Automatic Speech Recognition (ASR)
KAWAHARA Tatsuya
Intersteno Conference 16 Jul 2019
Dialogue Models and Systems: From Research Labs, to the Cloud to Your Living Room --Human-like Dialogue with Robot [Invited]
KAWAHARA Tatsuya
IEEE Int'l Workshop on Spoken Language Technology (SLT) 19 Dec 2018
Human-like conversational robot [Invited]
KAWAHARA Tatsuya
APSIPA ASC 14 Nov 2018
Spoken dialogue for a human-like conversational robot ERICA [Invited]
KAWAHARA Tatsuya
International Workshop on Spoken Dialogue Systems Technology (IWSDS 2018) 14 May 2018
Automatic Meeting Transcription System for the Japanese Parliament (Diet) [Invited]
KAWAHARA Tatsuya
APSIPA ASC 14 Dec 2017
Computer-Assisted Language Learning (CALL) using speech technology [Invited]
KAWAHARA Tatsuya
Seoul International Conference on Speech Sciences (SICSS2017) 11 Nov 2017
Modeling difficulties of second language learners using speech technology [Invited]
KAWAHARA Tatsuya
Seoul International Conference on Speech Sciences (SICSS2017) 10 Nov 2017
What makes a quality transcript in Parliamentary reporting
KAWAHARA Tatsuya
Intersteno Conference 25 Jul 2017
Speech Understanding for Intelligent Conversational Agent [Invited]
KAWAHARA Tatsuya
Microsoft Research Asia Faculty Summit 4 Nov 2016
Captioning Lectures withAutomatic Speech Recognition (ASR)
KAWAHARA Tatsuya
Intersteno Conference 21 Jul 2015
Recent Paradigm Shift in Speech Recognition [Invited]
KAWAHARA Tatsuya
Kyoto Univ - Inamori Foundation Joint Kyoto Prize Symposium 13 Jul 2014
Smart Posterboard: Multi-modal Sensing and Analysis of Poster Conversations [Invited]
KAWAHARA Tatsuya
APSIPA ASC 30 Oct 2013
Subtitling Lecture Videos with Automatic Speech Recognition
KAWAHARA Tatsuya
Intersteno Conference 16 Jul 2013
Transcription System using Automatic Speech Recognition for the Japanese Parliament (Diet)
KAWAHARA Tatsuya
AAAI/IAAI 26 Jul 2012
Multi-modal Sensing and Analysis of Poster Conversations toward Smart Posterboard [Invited]
KAWAHARA Tatsuya
SIGdial Meeting Discourse & Dialogue 20 Jul 2012
New Transcription System using Automatic Speech Recognition (ASR) in the Japanese Parliament (Diet)
KAWAHARA Tatsuya
Intersteno Conference 14 Jul 2011
Automatic Transcription of Parliamentary Meetings and Classroom Lectures -- A Sustainable Approach and Real System Evaluations -- [Invited]
KAWAHARA Tatsuya
Int'l Sympo. Chinese Spoken Language Processing (ISCSLP) 3 Dec 2010
New Perspectives on Spoken Language Understanding: Does Machine Need to Fully Understand Speech? [Invited]
KAWAHARA Tatsuya
IEEE Workshop Automatic Speech Recognition & Understanding (ASRU) 16 Dec 2009
Transcription System using Automatic Speech Recognition (ASR) for the Japanese Parliament (Diet)
KAWAHARA Tatsuya
Intersteno Conference 19 Aug 2009
Research Grants & Projects
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(A))
Project Year: 2004 - 2006 Investigator(s): Tatsuya KAWAHARA
We investigated automatic speech recognition and post-processing of the transcripts of oral presentations at academic meetings, lectures at universities, and discussions on TV programs and parliaments.In these kinds of spontaneous speech, there is...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2000 - 2002 Investigator(s): Tatsuya KAWAHARA
Automatic transcription of lectures is addressed using the corpus of spontaneous Japanese collected under the priority research project in Japan. First, we investigate the effect of speaking style and data amount for acoustic modeling. Then, to co...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 1999 - 2001 Investigator(s): Tatsuya KAWAHARA
A Computer-Assisted Language Learning (CALL) system focusing pronunciation training is studied for English learning by Japanese students.First, we model typical English pronunciation errors of Japanese learners and design a system that detects pro...
