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Tatsuya Kawahara

Tatsuya Kawahara

D-Index & Metrics

Computer Science

D-Index
42
Citations
8327
World Ranking
8321
National Ranking
111

Research.com Recognitions

  • 2017 - IEEE Fellow For contributions to speech recognition and understanding

Overview

Tatsuya Kawahara is affiliated with Kyoto University in Japan and specializes in computer science with a focus on artificial intelligence and signal processing.

Their research primarily addresses areas such as speech recognition and synthesis, speech and audio processing, and speech and dialogue systems. Additional topics of study include topic modeling, natural language processing techniques, music and audio processing, and social robot interaction and human-robot interaction (HRI).

Frequent publication venues for Kawahara include arXiv (Cornell University) with 47 publications, IEEE/ACM Transactions on Audio Speech and Language Processing with 5 publications, Interspeech 2022 also with 5 papers, Advanced Robotics with 4, and the 2021 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU) with 2 publications.

Their recent papers are:

  • Fast Multichannel Nonnegative Matrix Factorization With Directivity-Aware Jointly-Diagonalizable Spatial Covariance Matrices for Blind Source Separation (2020, IEEE/ACM Transactions on Audio Speech and Language Processing)
  • Data Augmentation for ASR Using TTS Via a Discrete Representation (2021, 2021 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU))
  • Waveform-Domain Speech Enhancement Using Spectrogram Encoding for Robust Speech Recognition (2024, IEEE/ACM Transactions on Audio Speech and Language Processing)
  • Selective Multi-Task Learning For Speech Emotion Recognition Using Corpora Of Different Styles (2022, ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP))
  • Can a robot laugh with you?: Shared laughter generation for empathetic spoken dialogue (2022, Frontiers in Robotics and AI)

Kawahara has collaborated frequently with coauthors including Koji Inoue, Divesh Lala, Masato Mimura, Hirofumi Inaguma, and Shinsuke Sakai.

The main fields of study covered in their body of work include:

  • Computer Science

More specifically, their subfields of research focus on:

  • Artificial Intelligence
  • Signal Processing
  • Social Psychology
  • Computational Mechanics
  • Experimental and Cognitive Psychology

The key research topics addressed throughout their career include:

  • Speech Recognition and Synthesis
  • Speech and Audio Processing
  • Speech and dialogue systems
  • Topic Modeling
  • Natural Language Processing Techniques
  • Music and Audio Processing
  • Social Robot Interaction and HRI

Kawahara was recognized as an IEEE Fellow in 2017 for contributions to speech recognition and understanding.

Best Publications

  • Julius --- An Open Source Real-Time Large Vocabulary Recognition Engine

    Akinobu Lee;Tatsuya Kawahara;Kiyohiro Shikano

  • Recent Development of Open-Source Speech Recognition Engine Julius

    Akinobu Lee;Tatsuya Kawahara

  • ERICA: The ERATO Intelligent Conversational Android

    Dylan F. Glas;Takashi Minato;Carlos T. Ishi;Tatsuya Kawahara

  • Improved End-to-End Speech Emotion Recognition Using Self Attention Mechanism and Multitask Learning.

    Yuanchao Li;Tianyu Zhao;Tatsuya Kawahara

  • Free software toolkit for Japanese large vocabulary continuous speech recognition

    Tatsuya Kawahara;Akinobu Lee;Tetsunori Kobayashi;Kazuya Takeda

  • Statistical Speech Enhancement Based on Probabilistic Integration of Variational Autoencoder and Non-Negative Matrix Factorization

    Yoshiaki Bando;Masato Mimura;Katsutoshi Itoyama;Kazuyoshi Yoshii

  • Benchmark test for speech recognition using the Corpus of Spontaneous Japanese

    T. Kawahara

  • A new phonetic tied-mixture model for efficient decoding

    A. Lee;T. Kawahara;K. Takeda;K. Shikano

  • An Unsupervised Model for Joint Phrase Alignment and Extraction

    Graham Neubig;Taro Watanabe;Eiichiro Sumita;Shinsuke Mori

  • Overview of the IR for Spoken Documents Task in NTCIR-9 Workshop

    Tomoyosi Akiba;Hiromitsu Nishizaki;Kiyoaki Aikawa;Tatsuya Kawahara

  • Recent Progress of Open-Source LVCSR Engine Julius and Japanese Model Repository

    Tatsuya Kawahara;Akinobu Lee;Kazuya Takeda;Katsunobu Itou

  • Flexible speech understanding based on combined key-phrase detection and verification

    T. Kawahara;Chin-Hui Lee;Biing-Hwang Juang

  • Language model and speaking rate adaptation for spontaneous presentation speech recognition

    H. Nanjo;T. Kawahara

  • Multilingual End-to-End Speech Translation

    Hirofumi Inaguma;Kevin Duh;Tatsuya Kawahara;Shinji Watanabe

  • A Bootstrapping Approach for Developing Language Model of New Spoken Dialogue Systems by Selecting Web Texts

    Teruhisa Misu;Tatsuya Kawahara

  • Flexible mixed-initiative dialogue management using concept-level confidence measures of speech recognizer output

    Kazunori Komatani;Tatsuya Kawahara

  • Modeling and automatic detection of English sentence stress for computer-assisted English prosody learning system.

    Kazunori Imoto;Yasushi Tsubota;Antoine Raux;Tatsuya Kawahara

  • Overview of the NTCIR-10 SpokenDoc-2 Task.

    Tomoyosi Akiba;Hiromitsu Nishizaki;Kiyoaki Aikawa;Xinhui Hu

  • Practical use of English pronunciation system for Japanese students in the CALL classroom.

    Tatsuya Kawahara;Masatake Dantsuji;Yasushi Tsubota

  • Talking with ERICA, an autonomous android

    Koji Inoue;Pierrick Milhorat;Divesh Lala;Tianyu Zhao

  • Sharable Software Repository for Japanese Large Vocabulary Continuous Speech Recognition

    Tatsuya Kawahara;Tetsunori Kobayashi;Kazuya Takeda;Nobuaki Minematsu

  • An efficient two-pass search algorithm using word trellis index.

    Akinobu Lee;Tatsuya Kawahara;Shuji Doshita

Frequent Co-Authors

Kiyohiro Shikano
Kiyohiro Shikano Nara Institute of Science and Technology
Satoshi Nakamura
Satoshi Nakamura Nara Institute of Science and Technology
Hiroshi G. Okuno
Hiroshi G. Okuno Waseda University
Graham Neubig
Graham Neubig Carnegie Mellon University
Kazuya Takeda
Kazuya Takeda Nagoya University
Chin-Hui Lee
Chin-Hui Lee Georgia Institute of Technology
Shinji Watanabe
Shinji Watanabe Carnegie Mellon University
Sadaoki Furui
Sadaoki Furui Toyota Institute of Technology
Biing-Hwang Juang
Biing-Hwang Juang Georgia Institute of Technology
Kazuhiro Nakadai
Kazuhiro Nakadai Tokyo Institute of Technology

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