World's Best Scientists 2026 revealed!
Tatsuya Kawahara

Tatsuya Kawahara

D-Index & Metrics

Computer Science

D-Index
42
Citations
8327
World Ranking
8320
National Ranking
111

Tatsuya Kawahara publication distribution in Computer Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Computer Science in 2026. The highlighted bar marks where Tatsuya Kawahara sits on this spectrum.

32–41 publications: 7 scientists 42–51 publications: 22 scientists 52–61 publications: 82 scientists 62–71 publications: 134 scientists 72–81 publications: 249 scientists 82–91 publications: 324 scientists 92–101 publications: 421 scientists 102–111 publications: 420 scientists 112–121 publications: 497 scientists 122–131 publications: 544 scientists 132–141 publications: 555 scientists 142–151 publications: 609 scientists 152–161 publications: 559 scientists 162–171 publications: 534 scientists 172–181 publications: 556 scientists 182–191 publications: 583 scientists 192–201 publications: 519 scientists 202–211 publications: 508 scientists 212–221 publications: 490 scientists 222–231 publications: 437 scientists 232–241 publications: 423 scientists 242–251 publications: 408 scientists 252–261 publications: 377 scientists 262–271 publications: 301 scientists 272–281 publications: 335 scientists 282–291 publications: 320 scientists 292–301 publications: 293 scientists 302–311 publications: 250 scientists 312–321 publications: 238 scientists 322–331 publications: 206 scientists 332–341 publications: 209 scientists 342–351 publications: 208 scientists 352–361 publications: 162 scientists 362–371 publications: 176 scientists 372–381 publications: 127 scientists 382–391 publications: 158 scientists 392–401 publications: 128 scientists 402–411 publications: 104 scientists 412–421 publications: 94 scientists 422–431 publications: 99 scientists 432–441 publications: 83 scientists 442–451 publications: 108 scientists 452–461 publications: 73 scientists 462–471 publications: 77 scientists 472–481 publications: 69 scientists 482–491 publications: 84 scientists 492–501 publications: 62 scientists 502–511 publications: 54 scientists 512–521 publications: 57 scientists 522–531 publications: 51 scientists 532–541 publications: 51 scientists 542–551 publications: 32 scientists 552–561 publications: 38 scientists 562–571 publications: 28 scientists 572–581 publications: 43 scientists 582–591 publications: 33 scientists 592–601 publications: 41 scientists 602–611 publications: 32 scientists 612–621 publications: 28 scientists 622–631 publications: 25 scientists 632–641 publications: 27 scientists 642–651 publications: 17 scientists 652–661 publications: 20 scientists 662–671 publications: 17 scientists 672–681 publications: 15 scientists 682–691 publications: 14 scientists 692–701 publications: 21 scientists 702–711 publications: 13 scientists 712–721 publications: 12 scientists 722–731 publications: 19 scientists 732–741 publications: 14 scientists 742–751 publications: 12 scientists 752–761 publications: 10 scientists 762–771 publications: 10 scientists 772–781 publications: 11 scientists 782–791 publications: 10 scientists 792–801 publications: 11 scientists 802–811 publications: 8 scientists 812–821 publications: 8 scientists 822–831 publications: 7 scientists 832–841 publications: 11 scientists 842–851 publications: 10 scientists 852–861 publications: 5 scientists 862–871 publications: 9 scientists 872–881 publications: 4 scientists 882–891 publications: 6 scientists 892–901 publications: 3 scientists 902–911 publications: 6 scientists 912–921 publications: 3 scientists 922–931 publications: 2 scientists 932–941 publications: 2 scientists 942–951 publications: 2 scientists 952–961 publications: 3 scientists 962–971 publications: 3 scientists 972–981 publications: 3 scientists 982–990 publications: 5 scientists 991+ publications: 100 scientists
32 publications 991+

This scientist: 482 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 991 publications or more.

Tatsuya Kawahara D-index placement in Computer Science in 2026

The chart shows the D-index (discipline H-index) distribution of Computer Science scientists ranked by Research.com in 2026. The highlighted bar marks where Tatsuya Kawahara sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 983 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 968 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 763 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 518 scientists 54–55 D-Index: 500 scientists 56–57 D-Index: 458 scientists 58–59 D-Index: 400 scientists 60–61 D-Index: 337 scientists 62–63 D-Index: 308 scientists 64–65 D-Index: 292 scientists 66–67 D-Index: 249 scientists 68–69 D-Index: 213 scientists 70–71 D-Index: 192 scientists 72–73 D-Index: 189 scientists 74–75 D-Index: 165 scientists 76–77 D-Index: 139 scientists 78–79 D-Index: 119 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 113 scientists 84–85 D-Index: 88 scientists 86–87 D-Index: 87 scientists 88–89 D-Index: 75 scientists 90–91 D-Index: 69 scientists 92–93 D-Index: 57 scientists 94–95 D-Index: 46 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 34 scientists 100–101 D-Index: 36 scientists 102–103 D-Index: 27 scientists 104–105 D-Index: 37 scientists 106–107 D-Index: 18 scientists 108–109 D-Index: 31 scientists 110–111 D-Index: 19 scientists 112–113 D-Index: 16 scientists 114–115 D-Index: 12 scientists 116–117 D-Index: 20 scientists 118–119 D-Index: 15 scientists 120–121 D-Index: 5 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 8 scientists 126–127 D-Index: 5 scientists 128–129 D-Index: 7 scientists 130 D-Index: 3 scientists 131+ D-Index: 98 scientists
30 D-Index 131+

This scientist: 42 D-Index — 43rd percentile

43% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 131 D-Index or more.

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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