Rchr
J-GLOBAL ID:201801001668333243
Update date: Feb. 01, 2024
ICHIKAWA Osamu
イチカワ オサム | ICHIKAWA Osamu
Affiliation and department:
Job title:
教授
Homepage URL (1):
https://sites.google.com/view/ichikawa-lab
Research field (3):
Intelligent informatics
, Human interfaces and interactions
, Perceptual information processing
Research keywords (5):
テキスト処理
, Multi-channel signal processing
, Deep learning
, Robust automatic speech recognition
, Speech signal processing
Research theme for competitive and other funds (5):
- 2019 - 2023 教室内発話ターンテーキングに着目した授業活性度の可視化
- 2021 - 2023 コールセンター応対の印象分析
- 2017 - 2022 Renovating Assessment for the Future: Design-Based Implementation Research for a Learning-in-Class Monitoring System Based on the Learning Sciences
- 2020 - 2022 Do Vocal Students Learn More than Silent Students?: Building Cognitive Model of Silent Students for Deeper Learning through Dialogue
- 2019 - 2020 パーティクル原因推定システムに必要な要素技術開発
Papers (32):
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Shunya Takano, Osamu Ichikawa. Automatic scoring of short answers using justification cues estimated by BERT. Proceedings of 17th Workshop on Innovative Use of NLP for Building Educational Applications (BEA 2022). 2022. 8-13
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Osamu Ichikawa, Yuuto Shima, Takahiro Nakayama, Hajime Shirouzu. A Method for Estimating the Grouping of Participants in Classroom Group Work Using Only Audio Information. Proceeding of 2022 IEEE International Conference on Acoustics, Speech and Signal Processing. 2022. 216-220
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Osamu Ichikawa, Kaito Nakano, Takahiro Nakayama, Hajime Shirouzu. Multi-Channel VAD for Transcription of Group Discussion. Proceedings of Interspeech 2021. 2021. 2020. 336-340
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Takashi Fukuda, Osamu Ichikawa, Masafumi Nishimura. Detecting breathing sounds in realistic Japanese telephone conversations and its application to automatic speech recognition. Speech Communication. 2018. 98. 95-103
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Osamu Ichikawa, Takashi Fukuda, Masayuki Suzuki, Gakuto Kurata, Bhuvana Ramabhadran. HARMONIC FEATURE FUSION FOR ROBUST NEURAL NETWORK-BASED ACOUSTIC MODELING. 2017 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP). 2017. 5195-5199
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MISC (10):
Patents (27):
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Speaker group estimator
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マルチチャンネル発話区間推定装置
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TESTING WORDS IN A PRONUNCIATION LEXICON
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EXTRACTION OF TARGET SPEECHES
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Local peak weighted-minimum mean square error (lpw-mmse) estimation for robust speech
more...
Books (3):
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テキスト・画像・音声データ分析
講談社 2020 ISBN:9784065188040
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データサイエンス入門
学術図書出版社 2019 ISBN:9784780607017
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データ構造とアルゴリズム
学術図書出版社 2018 ISBN:9784780607031
Lectures and oral presentations (56):
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A Study of Deep Neural Network Models and Adversarial Invariant Feature Learning for Hammering Test
(2023)
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Estimation of class activity level by acoustic events during class
(2022)
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教員ピンマイクによる授業内音声イベントの可視化
(日本音響学会 2022年春季研究発表会 2022)
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コールセンターの応対音声を対象とした声の印象の自動評価
(情報処理学会 第84回全国大会 2022)
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対話の構造の可視化のためのBERTを用いた先行発話への接続確率の推定モデル
(情報処理学会全国大会 2022)
more...
Education (4):
- 2007 - 2008 Nara Institute of Science and Technology Graduate School of Information Science
- 1986 - 1988 University of Tokyo School of Engineering Aeronautical Engineering
- 1984 - 1986 University of Tokyo Faculty of Engineering Aeronautical Engineering
- 1982 - 1984 University of Tokyo
Professional career (1):
Work history (11):
- 2023/05 - 現在 National Institute of Information and Communications Technology
- 2023/03 - 現在 Shiga University
- 2021/11 - 現在 The Open University of Japan
- 2018/02 - 現在 Shiga University Faculty of Data Science Professor
- 2021/04 - 2023/03 Shiga University Faculty of Data Science
- 2019/04 - 2021/03 Shiga University
- 2018/04 - 2021/03 Shiga University Center for Data Science Education and Research
- 2001/04 - 2018/01 IBM Japan Ltd. IBM Research -Tokyo
- 2015/04 - 2016/03 Hosei University Faculty of Science and Engineering Part-time lecturer
- 1999/04 - 2001/03 Institute of Space and Astronautical Science Funded researcher
- 1988/04 - 2001/03 IBM Japan Ltd. Dev. department (in Yamato Laboratory)
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Committee career (5):
- 2023/03 - 現在 IEEE 関西支部 Technical Program Committee - Chair
- 2022/11 - 2023/03 学びにおける先端技術の効果的な活用に関する実証事業 実証研究委員会委員
- 2021/03 - 2023/02 IEEE関西支部 Technical Program Committee - Vice Chair
- 2020/09 - 2021/03 安芸太田町教育委員会 新時代の学びにおける先端技術導入実証研究事業実証研究委員会委員
- 2007/05 - 2013/04 電子情報通信学会 音声研究専門委員会(SP) 委員
Awards (3):
- 2019/10 - 滋賀大学 教育実践優秀賞
- 2019/02 - IEEE 関西支部 IEEE関西支部メダル
- 2011/11 - 神奈川県大和市 大和市産業人表彰
Association Membership(s) (5):
日本教育工学会
, Information Processing Society of Japan
, ACOUSTICAL SOCIETY OF JAPAN
, THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS
, IEEE
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