Sakakibara Ken-Ichi

Affiliation and department：
Job title：准教授
Homepage URL (1)： http://www.hoku-iryo-u.ac.jp/~kis/

Research field (6)： Aesthetic practices , Algebra , Disaster prevention engineering , Linguistics , Intelligent robotics , Perceptual information processing

Research keywords (12)：歌声 , vocology , 声区 , voice quality , 音声生成 , 喉頭音源 , 声帯振動 , 病的音声 , コンピュータ音楽 , Algebraic geometry , Avalanche riskmanagement , avalanche search and rescue

Research theme for competitive and other funds (24)：

2021 - 2026 Analysis and reconstruction of singing methods in ethnics music using machine learning for recorded data
2021 - 2026 災害時の実践的な音声案内作成:音環境の変化が発話と聴衆の明瞭度・心理に与える影響
2020 - 2024 ポップアウト・ボイスの生成・知覚基盤の解明に基づく高性能拡声音技術の開発
2019 - 2023 Research on control of the vocal tract and diaphragm in operatic singing
2019 - 2021 Physiological study on Japanese traditional singing styles

2018 - 2021 Development of educating materials for avalanche safety education of youths

2016 - 2020 Development of speech intelligibility index and assistive techniques based on auditory characteristics

2015 - 2019 Phonetic classification of voice qualities based on physiological mechanisms

2017 - 2018 Investigation of the surface avlanche at Mt. Nasu on 27 March, 2017

2016 - 2018 Research assisting environment of speech communication based on interactive visualization and sonification

2016 - 2018 Study on implicit temporal structure of speech using analysis of temporal patterns in articulation

2015 - 2018 Development of high-level speech processing infrastructure based on static representations of auditory information

2015 - 2018 Characteristics of transmitting information by loudspeaker in a bad weather condition.

2013 - 2017 Construction of story teller system by human voice production simulator

2013 - 2016 Singers' physical perception of singing: Visualization of the organs by Magnetic Resonance Imaging (MRI) and acoustic analyses

2013 - 2016 three-dimensional measurement of vocal fold vibrations and vocal dynamics profiling

2011 - 2015 Experimental investigation toward development of sound fields for singing training and understanding of sensory-motor integration in singing

2012 - 2015 Advanced speech analysis, modification and synthesis framework based on auditory information representations

2012 - 2015 Phonetic characteristics of Japanese utterances by foreign learners under stressed vs relaxed conditions

2012 - 2015 Research for speech perception and production to explore the speeech chain

2011 - 2013 Measurement of sound field and intelligibility of speech in snow

2010 - 2012 An Interdisciplinary Research on "Singing Voice"

2008 - 2011 Production mechanism of ab- and supra-normal phonations

2007 - 2010 音声中の非言語情報の生成・知覚の特性解析と多言語間コミュニケーションへの応用

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Papers (101)：

KAWAHARA Hideki, SAKAKIBARA Ken-Ichi, YASU Keiichi, KOBAYASHI Kei. Interactive visualization and sonification environment dedicated to education and research of speech communication- View, touch, modify, and listen to speech sounds -. Proceedings of the Technical Committee on Speech Communication. 2023. 3. 1. n/a
Katuhiro Maki, Ken-Ichi Sakakibara, Kimiko Yamakawa, Shigeaki Amano. Audible sound under compressed snow simulating avalanche debris. ACOUSTICAL SCIENCE AND TECHNOLOGY. 2022. 43. 3. 188-196
Akihito Yamauchi, Hiroshi Imagawa, Hisayuki Yokonishi, Ken Ichi Sakakibara, Niro Tayama. Gender- and Age- Stratified Normative Voice Data in Japanese-Speaking Subjects: Analysis of Sustained Habitual Phonations. Journal of Voice. 2022
Akihito Yamauchi, Hiroshi Imagawa, Hisayuki Yokonishi, Ken Ichi Sakakibara, Niro Tayama. Sex and Age Stratified Voice Data in Japanese Vocally Healthy Individuals: Vocal Capacity. Journal of Voice. 2022
Hideki Kawahara, Kohei Yatabe, Ken-Ichi Sakakibara, Tatsuya Kitamura, Hideki Banno, Masanori Morise. Measuring pitch extractors' response to frequency-modulated multi-component signals. CoRR. 2022. abs/2204.00911

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MISC (151)：

河原英紀, 榊原健一, 安啓一, 小林敬. 音声コミュニケーション教育・研究用の対話的可視化・可聴化環境について : 声を眺めて、触って、変えて、聴いてみよう-Interactive visualization and sonification environment dedicated to education and research of speech communication : View, touch, modify, and listen to speech sounds. 聴覚研究会資料 = Proceedings of the auditory research meeting. 2023. 53. 1. 13-16
上山大器, 尾関俊浩, 榊原健一. 北米とスイスの雪氷防災に関するユース教育の比較研究. 雪氷研究大会・2021. 2022. 163
北村達也, 能田由紀子, 榊原健一, 河原英紀, 天野成昭. Changes in glottic and vocal tract acoustic properties due to intra-speaker variation of “pop-out” voices. 日本音響学会研究発表会講演論文集(CD-ROM). 2022. 2022
河原英紀, 矢田部浩平, 榊原健一, 水町光徳, 森勢将雅, 坂野秀樹, 入野俊夫. Toward handy understanding of environment for speech material acquisition and presentation: Application of a cascaded all-pass filters with randomized center frequencies and phase polarities. 日本音響学会研究発表会講演論文集(CD-ROM). 2021. 2021
河原英紀, 矢田部浩平, 榊原健一, 水町光徳, 森勢将雅, 坂野秀樹, 入野俊夫. Tools and practice for supporting recommended protocol for acoustic recording of speech data for high usability: Application of an extended time stretched pulse based on a cascaded all-pass filters with randomized center frequencies and phase polarities. 電子情報通信学会技術研究報告(Web). 2021. 121. 66(SP2021 1-23)

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Books (5)：

フィールドワークの安全対策
古今書院 2020 ISBN:9784772271301
Avoid an avalanche crisis
2017
山岳雪崩大全
山と渓谷社 2015
改訂音声障害
建帛社 2012
歌声の科学
東京電機大学出版局 2007 ISBN:9784501621704

Education (1)：

- 1994 京都大学大学院理学研究科数学専攻

Work history (12)：

2015/04 - 現在 Health Sciences University of Hokkaido School of Rehabilitation Sciences
2007/04 - 2015/03 Health Sciences University of Hokkaido School of Psychological Science
2010/01 - 2010/12 The University of Tokyo Department of Otolaryngology Visiting researcher
2006/04 - 2007/03 Health Sciences University of Hokkaido School of Psychological Science
2005/06 - 2006/03 NTT 本社第3部門プロデューサ

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Association Membership(s) (6)：

Canadian Avalanche Association , THE JAPANESE SOCIETY OF SNOW AND ICE , THE JAPAN SOCIETY OF LOGOPEDICS AND PHONIATRICS , Acoustical Society of America , ACOUSTICAL SOCIETY OF JAPAN , The phonetic society of Japan

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