Kosaka Tetsuo

Affiliation and department：
Job title： Professor

Research field (1)： Perceptual information processing

Research keywords (1)： Speech processing

Research theme for competitive and other funds (8)：

2022 - 2025 Development of emotion recognition system by transfer learning for various speeches
2019 - 2022 Emotion detection from speech using high-accuracy emotional speech recognition
2016 - 2019 A study on acoustic model adaptation for deep-learning-based speech recognition
2013 - 2016 大規模コーパスを利用した音声・音響信号の自動分類と音声認識への応用
2010 - 2013 高精度な話し言葉認識技術の開発

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Papers (75)：

Tetsuo Kosaka, Kazuya Saeki, Yoshitaka Aizawa, Masaharu Kato, Takashi Nose. Simultaneous Adaptation of Acoustic and Language Models for Emotional Speech Recognition Using Tweet Data. IEICE Trans. Information ans Systems. 2024. E107-D. 3. 363-373
Kiyohide Sato, Keita Kishi, Tetsuo Kosaka. Speech emotion recognition by late fusion of linguistic and acoustic features using deep learning models. Proc. of APSIPA ASC 2023. 2023. 1013-1018
Manabu Sato, Shunta Nakabayashi, Ryusei Ito, Junpei Masuta, Tetsuo Kosaka. Frequency resolution improvement by sub-bins and an inverse matrix in discrete Fourier transform. Applied optics. 2023. 62. 25. 6614-6624
Misaki Sakurai, Tetsuo Kosaka. Emotion recognition combininb acoustic and linguistic features based on speech recognition results. Proc. of 2021 IEEE 10th Global Conference on Consumer Electronics. 2021. 889-892
Misaki Sakurai, Tetsuo Kosaka. Emotion recognition combininb acoustic and linguistic features based on speech recognition results. Proc. of 2021 IEEE 10th Global Conference on Consumer Electronics. 2021. 889-892

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MISC (15)：

高木瑛, 今野和樹, 加藤正治, 小坂哲夫. DNN-HMMを用いた音響モデルおよび言語モデルのクロス適応. 研究報告音声言語情報処理(SLP). 2014. 2014. 14. 1-6
高木瑛, 今野和樹, 加藤正治, 小坂哲夫. DNN-HMMを用いた音響モデルおよび言語モデルのクロス適応. 研究報告自然言語処理(NL). 2014. 2014. 14. 1-6
An Ivestigation of Clustering Methods using Speaker-Class Models in Lecture Speech Recognition. 2012. 2012. 22. 1-6
KATO Masaharu, KOSAKA Tetsuo, ITO Akinori, MAKINO Shozo. Lecture Speech Recognition Based on Word Graph Combination by Using Quinphone HM-Net. IEICE technical report. 2010. 110. 81. 37-42
KATO Masaharu, KOSAKA Tetsuo, ITO Akinori, MAKINO Shozo. Evaluation of annealing schadule for PLSA language model adaptaion. IPSJ SIG Notes. 2008. 2008. 123. 49-53

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Patents (85)：

音声変換装置、及びプログラム
データ処理装置、データ処理方法、記録媒体
Method, apparatus and program for recognizing, extracting, and speech synthesizing strings from documents
情報処理装置及びその方法、プログラム
情報入力方法、情報入力装置及び記憶媒体

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Books (6)：

進化するヒトと機械の音声コミュニケーション
(株)エヌ・ティー・エス 2015
Acoustics, Speech and Human-Machine Communication (Shuichi ITAHASHI et al. ed.) Chapter 2.3, No. 20.
AOSOSHA Publishing company 2013 ISBN:9784990621223
E-Activity and Intelligent Web Construction: Effects of Social Design, Chapter16
IGI Global 2011
電子情報通信学会知識ベース
電子情報通信学会 2011
Speech Recognition
I-Tech Education and Publishing 2008 ISBN:9789537619299

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Lectures and oral presentations (180)：

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Education (2)：

Work history (7)：

2012/04 - 現在 Yamagata University Graduate School of Science and Engineering Professor
2007/04 - 2012/03 Yamagata University Graduate School of Science and Engineering Associate Professor
2002/09 - 2007/03 Yamagata University Abolition organization Department of Informatics Associate Professor (as old post name)
2002/09 - 2007/03 Yamagata University Faculty of Engineering Department of Informatics Associate Professor (as old post name)
1986/04 - 2002/08 Canon Inc.

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Committee career (9)：

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Awards (8)：

2023/04 - 山形大学令和4年度山形大学研究推進報奨
2020/02 - 山形大学令和元年度山形大学研究推進報奨
2017/10 - The Institute of Electrical and Electronics Engineers, Inc IEEE GCCE2017 Outstanding Demo Award Multimodal Spoken Dialog System Using State Estimation by Body Motion
2017/06 - 電子情報通信学会電子情報通信学会情報・システムソサイエティ査読功労賞
2017/03 - 山形大学平成28年度山形大学研究推進報奨

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Association Membership(s) (5)：

情報処理学会 , IEEE Senior Member , 電子情報通信学会 , 日本音響学会 , W3C Voice Browser Working Group

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