Tsuyoshi Usagawa

J-GLOBAL         Last updated: Dec 21, 2019 at 16:18
Tsuyoshi Usagawa
Kumamoto University
Job title


Acoustical signal processing and modeling such as binaural hearing model, microphone array systems and speech enhancement, are my major interest. I also have interests on collobration of e-Learning with acoustical signal processing.

He born in 1959 and he got the bachular from Kyushu Insititute of Technology in 1981, and the master degree from Tohoku University in 1983. He got the PhD in Engineering from Tohoku University in 1989.
He joined Kumamoto University in 1983 and he became a professor in 2005 at Kumamoto University.

Research Areas


Academic & Professional Experience

Apr 2016
Professor, Dean, Faculty of Advanced Science and Technology, Kumamoto University
Apr 2014
Mar 2016
Professor, Vice Dean, Graduate School of Science and Technology, Kumamoto University
Jan 2003
Mar 2016
Professor, Faculty of Engineering, Kumamoto University
Apr 2010
Mar 2014
学長特別補佐, Kumamoto University
Apr 2004
Mar 2010
Director, Center for Multimedia and Information Technologies, Kumamoto University

Awards & Honors

Mar 1992
Awaya Kiyoshi Award, Acoustical Society of Japan
Sato Paper Award, Acoustical Society of Japan

Published Papers

Sukhbaatar Otgontsetseg, Usagawa Tsuyoshi, Choimaa Lodoiraysal
Irwansyah, Usagawa Tsuyoshi
ACOUSTICAL SCIENCE AND TECHNOLOGY   40(5) 356-359   Sep 2019   [Refereed]
Feby Artwodini Muqtadiroh, Anisah Herdiyanti, Indra Wicaksono, Tsuyoshi Usagawa
IOP Conference Series: Materials Science and Engineering;Indonesia Malaysia Research Consortium Seminar 2018 (IMRCS 2018)   588(1)    Aug 2019   [Refereed]
© 2019 IOP Publishing Ltd. All rights reserved. E-learning is an internet-based learning program. It has been adopted in Institut Teknologi Sepuluh Nopember (ITS) since 2006, and called SAHRE-ITS. It is managed by Directorate of Academic Affairs i...
Muhammad Bagus Andra,Budiman P. A. Rohman,Tsuyoshi Usagawa
2019 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2019, Yokohama, Japan, July 28 - August 2, 2019   2264-2267   Jul 2019   [Refereed]
Muhammad Bagus Andra, Tsuyoshi Usagawa
Proceeding - 2019 International Conference of Artificial Intelligence and Information Technology, ICAIIT 2019   54-59   Mar 2019   [Refereed]
© 2019 IEEE. This paper propose an automatic summarization method for a lecture video transcript that uses attention based Recurrent Neural Network (RNN) to capture the content of the lecture. Our fully data-driven model also utilize segmentation ...
Otgontsetseg Sukhbaatar, Kohichi Ogata, Tsuyoshi Usagawa
IEEE Region 10 Annual International Conference, Proceedings/TENCON   2018-October 2205-2208   Feb 2019
© 2018 IEEE. Learning management systems generate a large amount of data, where knowledge discovery is possible using data mining techniques. We proposed simple prediction scheme using decision tree analysis for purpose of classification to identi...
The Mon Mon, Usagawa Tsuyoshi
Irwansyah,Muhammad Bagus Andra,Kai Kiyota,Koki Mitarai,Tsuyoshi Usagawa
IEEE 7th Global Conference on Consumer Electronics, GCCE 2018, Nara, Japan, October 9-12, 2018   164-165   Oct 2018   [Refereed]
Chenyang Zheng,Tsuyoshi Usagawa
2018 International Conference on Control, Automation and Information Sciences, ICCAIS 2018, Hangzhou, China, October 24-27, 2018   133-136   Oct 2018   [Refereed]
Otgontsetseg Sukhbaatar,Kohichi Ogata,Tsuyoshi Usagawa
TENCON 2018 - 2018 IEEE Region 10 Conference, Jeju, South Korea, October 28-31, 2018   2205-2208   Oct 2018   [Refereed]

Books etc

Digital processing of sound and acoustic field
Tsuyoshi Usagawa (Part:Joint Work)
Corona pub.   2002   


USAGAWA Tsuyoshi
Journal of JSEE   64(5) 5_2-5_2   Sep 2016   [Refereed]
萱島信子, 宇佐川毅, TUAN Phan Dinh, ATTALAGE Rahula Anura, 穂積直裕
工学教育国際協力   11 (JA)37-47,(EN)82-90   Mar 2013
FUKUDA Yoshimi, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
Technical report of IEICE. EA   112(171) 49-54   Jul 2012
Although some bone conduction actuators whose catalogues show a wide frequency range up to 10 kHz are released on the market, the relationship between loudness and acceleration characteristics is not yet clear. There are several issues which affec...
福田吉真, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   112(171(EA2012 54-64)) 49-54   Jul 2012
DOUNOUE Satoshi, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report. Education technology   112(66) 13-18   May 2012
Learning Management System(LMS) becomes popular not only for distance learning style but also for blended learning style in various types of educational institutions. Usually teachers who lecture courses responsible to design of quiz, thus then so...
堂上哲, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   112(66(ET2012 1-11)) 13-18   May 2012
福田吉真, 八江優輝, 中原史博, 中谷任徳, 小林甲児, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2012 ROMBUNNO.1-1-7   Mar 2012
小野口平, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2012 ROMBUNNO.1-1-12   Mar 2012
佐保貴哉, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2012 ROMBUNNO.1-1-13   Mar 2012
MAEDA Setsuo, SAKAGAMI Kimihiro, FUKUSHIMA Akinori, HIRAMATSU Tomotaka, TOI Takeshi, SAKAMOTO Shinichi, USAGAWA Tsuyoshi, OKUBO Tomonao
騒音制御   36(1) 72-76   Feb 2012   [Invited]
喜多敏博, 根本淳子, 上田公代, 宇佐川毅
情報処理学会研究報告(CD-ROM)   2011(4) ROMBUNNO.CE-111,NO.2   Dec 2011
YAE Yuki, NAKAHARA Fumihiro, NAKATANI Hidenori, KOBAYASHI Koji, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE Technical Report   111(306) 49-54   Nov 2011
Recently, bone conduction actuators which can reproduce the high frequency signal around 10 kHz are released in the market and those are used not only for speech but also music reproduction. However, the detail characteristics of bone conduction a...
八江優輝, 中原史博, 中谷任徳, 小林甲児, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   111(306(EA2011 82-95)) 49-54   Nov 2011
喜多 敏博, 根本 淳子, 上田 公代, 宇佐川 毅
研究報告教育学習支援情報システム(CLE)   2011(2) 1-4   Oct 2011
小野口平, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   64th ROMBUNNO.05-2A-16   Sep 2011
島添真和, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   64th ROMBUNNO.01-2P-02   Sep 2011
IEICE technical report   111(213) 35-40   Sep 2011
Sharing learning contents among distributed e-Learning systems is one of important issues to reduce the burden to compose and maintain learning contents. A synchronization method of learning contents from a single server LMS to multiple client LMS...
仲島悠平, IJITIHADIE Royyana M., 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   111(213(ET2011 36-46)) 35-40   Sep 2011
藤澤暁, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2011 ROMBUNNO.1-P-27   Sep 2011
佐保貴哉, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2011 ROMBUNNO.1-P-25   Sep 2011
佐保 貴哉, 苣木 禎史, 宇佐川 毅
聴覚研究会資料   41(6) 413-418   Aug 2011
SAHO Atsuya, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   111(175) 37-42   Aug 2011
A binaural hearing assistance system using the frequency domain binaural model on horizontal coordinate has been proposed and it is implemented on a portable device with directional selectivity. However, this system has a front-back confusion. In ...
佐保貴哉, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   111(175(EA2011 50-67)) 37-42   Aug 2011
堂上哲, 苣木禎史, 宇佐川毅
情報処理学会研究報告(CD-ROM)   2011(1) ROMBUNNO.CLE-4,NO.3   Jun 2011
堂上 哲, 苣木 禎史, 宇佐川 毅
研究報告教育学習支援情報システム(CLE)   2011(3) 1-7   May 2011
USAGAWA Tsuyoshi, SAHO Atsuya, CHISAKI Yoshifumi
IEICE technical report   111(28) 89-94   May 2011
A frequency domain binaural model was proposed as a model of a preliminary function of cocktail party effect, and it estimates a direction of sound source and segregates a specified sound based on a binaural input. This model works based on intera...
USAGAWA Tsuyoshi, SAHO Atsuya, CHISAKI Yoshifumi
IEICE technical report   111(26) 89-94   May 2011
A frequency domain binaural model was proposed as a model of a preliminary function of cocktail party effect, and it estimates a direction of sound source and segregates a specified sound based on a binaural input. This model works based on intera...
USAGAWA Tsuyoshi, SAHO Atsuya, CHISAKI Yoshifumi
IEICE technical report   111(27) 89-94   May 2011
A frequency domain binaural model was proposed as a model of a preliminary function of cocktail party effect, and it estimates a direction of sound source and segregates a specified sound based on a binaural input. This model works based on intera...
宇佐川毅, 佐保貴哉, 苣木禎史
電子情報通信学会技術研究報告   111(26(EA2011 1-29)) 89-94   May 2011
苣木禎史, 眞島智久, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2011 ROMBUNNO.1-Q-29(E)   Mar 2011
宇佐川毅, 西原稔貴, 苣木禎史
日本音響学会研究発表会講演論文集(CD-ROM)   2011 ROMBUNNO.1-9-1   Mar 2011
佐保貴哉, 今村浩二郎, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2011 ROMBUNNO.1-Q-53(E)   Mar 2011
Onoguchi Taira, Chisaki Yoshifumi, Usagawa Tsuyoshi
Record of Joint Conference of Electrical and Electronics Engineers in Kyushu   2011(0) 337-337   2011
Shimazoe Masakazu, Chisaki Yoshifumi, Usagawa Tsuyoshi
Record of Joint Conference of Electrical and Electronics Engineers in Kyushu   2011(0) 450-450   2011
MASHIMA Tomohisa, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   110(285) 73-78   Nov 2010
An utterance training system utilizing automatic speech recognition (ASR) was proposed as a computer aided language laboratory system. Performance of the ASR is seriously degraded due to surround noise. A time-frequency masking method utilizing si...
眞島智久, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   110(285(EA2010 84-96)) 73-78   Nov 2010
苣木禎史, 藤澤暁, VAN DUC Nguyen, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2010 ROMBUNNO.2-P-13   Sep 2010
佐保貴哉, 今村浩二郎, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2010 ROMBUNNO.2-P-15   Sep 2010
藤澤暁, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2010 ROMBUNNO.3-10-4   Sep 2010
YAMAMOTO Tomohiro, CHISAKI Yoshifumi, USAGAWA Tuyoshi, SHIMIZU Yasutaka
Research report of JSET Conferences   2010(3) 93-98   Jul 2010
OGATA Kohichi, USAGAWA Tsuyoshi
IEICE technical report   110(81) 13-18   Jun 2010
This paper introduces education in signal processing using a learning management system in the Department of Computer Science and Electrical Engineering, Faculty of Engineering, Kumamoto University. There are two classes for a compulsory subject S...
緒方公一, 宇佐川毅
電子情報通信学会技術研究報告   110(81(SP2010 22-34)) 13-18   Jun 2010
IMAMURA Kojiro, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   109(286) 55-60   Nov 2009
There are many methods to estimate sound source direction based on the binaural input signals in horizontal coordinate where the direction is estimated as an azimuth and an elevation angles. In this coordinates, the meaning of difference in azimut...
今村浩二郎, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   109(286(EA2009 76-92)) 55-60   Nov 2009
脇坂龍, 常田貴史, 中島栄俊, 石橋孝昭, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2009 ROMBUNNO.3-P-19   Mar 2009
長西将弘, 片山泰輔, 栗栖清浩, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2009 ROMBUNNO.3-P-2   Mar 2009
宇佐川毅, 苣木禎史
日本音響学会研究発表会講演論文集(CD-ROM)   2009 ROMBUNNO.1-9-19   Mar 2009
冨田美奈子, 河野亮詞, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2009 ROMBUNNO.3-P-18   Mar 2009
石村寿朗, 渡辺惇哉, 苣木禎史, 宇佐川毅
熊本県産学官技術交流会講演論文集   23rd 168-169   2009
Usagawa Tsuyoshi, Tomita Minako, Saon Sharifah Binti
聴覚研究会資料   38(8) 787-792   Dec 2008
WATANABE Junya, ISHIMURA Toshiro, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   108(354) 71-76   Dec 2008
This study aims to build an universal e-Learning environment which provides the synchronization capability of learning contents between multiple learning management systems (LMSs) over various bandwidth communication network. Aimed universal envir...
渡辺惇哉, 石村寿朗, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   108(354(ET2008 58-72)) 71-76   Dec 2008
KAWANO Ryouji, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   108(306) 81-85   Nov 2008
The frequency domain binaural model (FDBM) has been studied as the basic processing model of a binaural hearing assistance system. Concerning the perceptual performance, "musical noise" introduced mainly due to estimation error becomes problem. In...
TOMITA Minako, SAON Sharifah, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   108(306) 87-92   Nov 2008
Various approaches for sound source segregation have been proposed. And the performance of these sound source segregation techniques should be evaluated by quantitative and objective methods that take into account perceptual model and psychoacoust...
河野亮詞, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   108(306(EA2008 84-100)) 81-85   Nov 2008
冨田美奈子, SAON Sharifah, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   108(306(EA2008 84-100)) 87-92   Nov 2008
片山泰輔, 長西将弘, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   61st ROMBUNNO.03-2P-20   Sep 2008
長西将弘, 片山泰輔, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2008 ROMBUNNO.3-P-25   Sep 2008
宇佐川毅, 入口紀男, 中野裕司, 杉谷賢一, 武蔵泰雄, 右田雅裕, 久保田真一郎, 喜多敏博, 松葉龍一, 北村士朗
教育システム情報学会全国大会講演論文集   33rd 40-41   Aug 2008
KAWANO Ryouji, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   108(115) 45-49   Jun 2008
A binaural hearing assistance system based on the frequency domain binaural model has been previously proposed. This system can enhance a signal coming from a specific direction. Since it utilizes a binaural signal, an inter-channel communication ...
河野亮詞, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   108(115(EA2008 26-36)) 45-49   Jun 2008
中島栄俊, 脇坂龍, 加茂田浩史, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2008 ROMBUNNO.1-P-12   Mar 2008
Katayama Katayama/Taisuke Taisuke, Naganishi Naganishi/Masahiro Masahiro, Chisaki Chisaki/Yoshifumi Yoshifumi, Usagawa Usagawa/Tsuyoshi Tsuyoshi
Record of Joint Conference of Electrical and Electronics Engineers in Kyushu   2008(0) 167-167   2008
現在, 画像情報と音響情報を併用し対象物の定位を行う研究が行われている。これを監視カメラシステムに用いた場合, 画像情報に含まれていない物体を, 音響情報を用いて検出可能である。これまで, 音源の 2 次元方向推定を行うアルゴリズムとして FDBM (Frequency Domain Binaural Model) が提案されている。しかし, 反射音が存在する環境ではこの影響により, 方向推定の性能が低下してしまうという問題がある。一方で, 反射音は直接音に対し伝搬経路が長いため遅延時間を...
河野亮詞, 苣木禎史, 宇佐川毅
音楽音響研究会資料   27(2) 45-49   2008
寄元岳, 松尾光祐, 苣木禎史, 宇佐川毅
熊本県産学官技術交流会講演論文集   22nd 140-141   2008
NAGATA Kyoko, IMAMURA Kojiro, NAKASHIMA Hidetoshi, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   107(316) 7-12   Nov 2007
In this paper, the accuracy of direction of arrival (DOA) estimation of sound in the free field by means of the frequency domain binaural model (FDBM) is examined by the computer simulation over 300 degree in azimuth direction. And the results are...
NAGANISHI Masahiro, ARAKI Junichi, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   107(316) 1-5   Nov 2007
A DOA estimation method utilizing three sensors by means of Frequency Domain Binaural Model (FDBM) has been proposed for the usage of the security camera system. This method provides a capability to detect the sound source which locates out-of-vie...
長西将弘, 荒木潤一, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   107(316(EA2007 73-79)) 1-5   Nov 2007
永田京子, 今村浩二郎, 中島栄俊, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   107(316(EA2007 73-79)) 7-12   Nov 2007
松尾光祐, 山川仁子, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2007 3-Q-34   Sep 2007
本田奈津美, INDRAYANTI Linda, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   60th 05-1A-12   Sep 2007
CHISAKI Yoshifumi, NAGANISHI Masahiro, TAKADA Toshimichi, KOHZAWA Ryuichi, USAGAWA Tsuyoshi
IEICE technical report   107(120) 1-6   Jun 2007
Frequency domain binaural model (FDBM) has been proposed as a computer model of the human auditory system based on head related transfer function (HRTF). The model can estimate direction of sound sources using the sound diffraction of head and tor...
苣木禎史, 長西将弘, 高田俊亨, 神澤龍市, 宇佐川毅
電子情報通信学会技術研究報告   107(120(EA2007 27-34)) 1-6   Jun 2007
宇佐川毅, 松尾浩太郎, 苣木禎史
システム制御情報学会研究発表講演会講演論文集   51st(CD-ROM) 3T1-3   May 2007
長西将弘, 高田俊亨, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2007 3-P-1   Mar 2007
永田京子, 河野翔, 中島栄俊, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2007 3-P-2   Mar 2007
Honda Natsumi, Indrayanti Linda, Chisaki Yoshifumi, Usagawa tsuyoshi
Record of Joint Conference of Electrical and Electronics Engineers in Kyushu   2007(0) 42-42   2007
Usagawa Tsuyoshi, Matsuo Koutarou, Chisaki Yoshifumi
Proceedings of the Annual Conference of the Institute of Systems, Control and Information Engineers   7(0) 153-153   2007
As well known as "Cocktail party effect," the binaural hearing assists human being to listen the specific sound selectively and to segeragatate of it. Frequency domain binarual model (FDBM hereafter) is a computer model of binaural hearing real...
河野亮詞, 松尾浩太郎, 苣木禎史, 宇佐川毅
熊本県産学官技術交流会講演論文集   21st 172-173   2007
長西将弘, 高田俊亨, 苣木禎史, 宇佐川毅
熊本県産学官技術交流会講演論文集   21st 166-167   2007
TAKADA Toshimichi, NAGANISHI Masahiro, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   106(372) 7-11   Nov 2006
The estimation of direction of arrival (DOA) is used to provide additional assistance to image-based applications such as object tracking in security cameras. The two-dimensional DOA estimation method with two microphones based on FDBM, which is a...
高田俊亨, 長西将弘, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   106(372(EA2006 81-88)) 7-11   Nov 2006
UMEDA Kousuke, YAMAKAWA Kimiko, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   106(288) 1-6   Oct 2006
A Web-based utterance training system for Japanese, which equips an automatic speech recognition and face image capturing, is constructed in order to assist Japanese L2 learner. Moodle, a popular open source LMS (Learning Management System), is us...
梅田耕佑, 山川仁子, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   106(288(ET2006 45-50)) 1-6   Oct 2006
三ケ田梨花, 岡田航生, 梅田耕佑, 山川仁子, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   59th 06-1P-07   Sep 2006
河野亮詞, 松尾浩太郎, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   59th 06-1A-12   Sep 2006
長西将弘, 高田俊亨, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   59th 06-1A-10   Sep 2006
永田京子, 河野翔, 中島栄俊, 苣木禎史, 宇佐川毅
電気関係学会九州支部連合大会講演論文集(CD-ROM)   59th 06-1A-11   Sep 2006
河野翔, 中島栄俊, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2006 3-1-1   Sep 2006
高田俊亨, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2006 3-Q-17   Sep 2006
松尾浩太郎, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2006 1-1-16   Sep 2006
幸田晃, 宇佐川毅, 江端正直
日本音響学会研究発表会講演論文集(CD-ROM)   2006 2-7-10   Sep 2006
松尾 浩太郎, 苣木 禎史, 宇佐川 毅
聴覚研究会資料 = Proceedings of the auditory research meeting   36(6) 541-546   Aug 2006
KAWANO Sho, NAKASHIMA Hidetoshi, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   106(205) 25-30   Aug 2006
Direction of arrival (DOA) estimation and sound source segregation methods with a few microphones are expected for many applications such as a humanoid auditory system and a front-end of speech recognition system. Frequency domain binaural model (...
MATSUO Kotaro, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report   106(205) 19-24   Aug 2006
Howling cancelation is an important issue in order to realize either monaural or binaural hearing assistant systems including hearing aids. Although binaural hearing assisting systems have become popular, most of them use two independent monaural ...
河野翔, 中島栄俊, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   106(205(EA2006 42-47)) 25-30   Aug 2006
USAGAWA Tsuyoshi, IRIGUCHI Norio, NAKANO Hiroshi, SUGITANI Ken'ichi, MUSASHI Yasuo, KITA Toshio
工学・工業教育研究講演会講演論文集   18 446-447   Jul 2006
宇佐川毅, 苣木禎史
日本生体医工学会大会プログラム・論文集   45th 223   May 2006
河野しょう, 萩原克守, 中島栄俊, ちさ木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   2006 3-Q-3   Mar 2006

Conference Activities & Talks

Luther Alexander Latumakulita, Tsuyoshi Usagawa
ICNC-FSKD 2017 - 13th International Conference on Natural Computation, Fuzzy Systems and Knowledge Discovery   21 Jun 2018   
© 2017 IEEE. 'Bidik Misi' (BM) is a scholarship from the Government of Indonesia with two criteria: economic need and academic performance. Main candidate targets are those from low economic families. Due to the large number of potential recipient...
Muhammad Bagus Andra, Tsuyoshi Usagawa
2017 International Conference on Advanced Computer Science and Information Systems, ICACSIS 2017   4 May 2018   
© 2017 IEEE. We present a Keyword Spotting (KWS) system for lecture video that uses Deep Convolutional Neural Network (CNN) architecture. The CNN architecture enables us to use lecture video speech data that was taken under a diverse condition as ...
中野裕司, 喜多敏博, 杉谷賢一, 松葉龍一, 久保田真一郎, 宇佐川毅
情報処理学会研究報告(Web)   13 Mar 2018   
御手洗 宏樹, 清田 佳偉, イルワンシャー, 宇佐川 毅
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   15 Feb 2018   
御手洗宏樹, 清田佳偉, IRWANSYAH, 宇佐川毅
電子情報通信学会技術研究報告   8 Feb 2018   
久世 尚之, イルワンシャー, 平 紘志郎, 宇佐川 毅
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   23 Jan 2018   
久世尚之, IRWANSYAH, 平紘志郎, 宇佐川毅
電子情報通信学会技術研究報告   16 Jan 2018   
岩崎 大将, 苣木 禎史, 宇佐川 毅
教育システム情報学会研究報告 = JSiSE research report   Mar 2016   
平 紘志郎, 久世 尚之, 宇佐川 毅
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   28 Jan 2016   
Xiuyuan Qin, 矢田 万美子, 宇佐川 毅
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   28 Jan 2016   
平 紘志郎, 久世 尚之, 宇佐川 毅
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   28 Jan 2016   
Xiuyuan Qin, 矢田 万美子, 宇佐川 毅
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   28 Jan 2016   
平紘志郎, 久世尚之, 宇佐川毅
電子情報通信学会技術研究報告   21 Jan 2016   
中野裕司, 中野裕司, 中野裕司, 喜多敏博, 喜多敏博, 喜多敏博, 松葉龍一, 松葉龍一, 松葉龍一, WANNOUS Muhammad, 宇佐川毅
教育システム情報学会全国大会講演論文集(CD-ROM)   2016   
久世尚之, 平紘志郎, 苣木禎史, 宇佐川毅
電気・情報関係学会九州支部連合大会講演論文集(CD-ROM)   10 Sep 2015   
中野裕司, 中野裕司, 中野裕司, 中野裕司, 永井孝幸, 永井孝幸, 永井孝幸, 永井孝幸, 中村泰之, 中村泰之, 稲垣佑亮, MUHAMMAD Wannous, MUHAMMAD Wannous, MUHAMMAD Wannous, 喜多敏博, 喜多敏博, 喜多敏博, 宇佐川毅, 宇佐川毅, 宇佐川毅
情報処理学会研究報告(Web)   15 May 2015   
田中章悟, 苣木禎史, 宇佐川毅
情報処理学会全国大会講演論文集   11 Mar 2014   
富田拓郎, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   3 Mar 2014   
NAKASHIMA Yuhei, MAEKAWA Takahiro, NAGAI Takayuki, KITA Toshihiro, CHISAKI Yoshifumi, USAGAWA Tsuyoshi
IEICE technical report. Education technology   11 Jan 2014   
Students' attendance record of classes is necessary to manage the class, however it causes the extra burden of a lecturer as well as loss of lecturing time. An attendance management system using student identification card with 1C chips has been p...
仲島悠平, 前川嵩博, 永井孝幸, 喜多敏博, 苣木禎史, 宇佐川毅
電子情報通信学会技術研究報告   4 Jan 2014   
富田拓郎, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   17 Sep 2013   
鈴木陽一, CUI Zhenglie, 齋藤文孝, 坂本修一, 森本政之, 宇佐川毅, 苣木禎史, 佐藤逸人, 岩谷幸雄, 青木雅彦, 小池宏寿, 高島和博, 鶴秀生, 光枝太一
日本音響学会研究発表会講演論文集(CD-ROM)   17 Sep 2013   
富田拓郎, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   5 Mar 2013   
宇佐川毅, 阿蘇品萌, 苣木禎史, CUI Zheng Lie, 鈴木陽一
日本音響学会研究発表会講演論文集(CD-ROM)   5 Mar 2013   
福田吉真, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   5 Mar 2013   
萱島 信子, 宇佐川 毅, Tuan Phan Dinh
工学教育国際協力   Mar 2013   
NAKANO Hiroshi, HOMMA Riken, MATSUBA Ryuichi, KUBOTA Shinichiro, NAGAI Takayuki, KITA Toshihiro, USAGAWA Tsuyoshi
日本教育工学会研究報告集   15 Dec 2012   
富田拓郎, 佐保貴哉, 苣木禎史, 宇佐川毅
日本音響学会聴覚研究会資料   5 Oct 2012   
齋藤文孝, CUI Z., 佐藤逸人, 森本政之, 苣木禎史, 宇佐川毅, 岩谷幸雄, 坂本修一, 鈴木陽一, 青木雅彦, 高島和博
日本音響学会研究発表会講演論文集(CD-ROM)   11 Sep 2012   
富田拓郎, 佐保貴哉, 苣木禎史, 宇佐川毅
日本音響学会研究発表会講演論文集(CD-ROM)   11 Sep 2012   

Teaching Experience



Apr 1981
Mar 1983
Graduate School of Engineering, Tohoku University
Apr 1977
Mar 1981
Faculty of Engineering, Kyushu Institute of Technology