Keiko Ochi

Profile Information

Affiliation: Project assistant professor, Graduate School of Informatics, Department of Intelligence Science and Technology, Kyoto University

Degree: PhD(Univ. of Tokyo)

Researcher number: 20623713
J-GLOBAL ID: 201501018658275293
researchmap Member ID: B000246164

External link: https://kaken.nii.ac.jp/d/r/20623713.ja.html

音声対話処理、音声対話分析、音声リハビリに関する研究に従事。

Research Interests

Research Areas

Research History

2017 - 2021

Assistant professor, School of Media Science, Tokyo University of Technology
2016 - 2017

National Institute of Informatics
2015 - 2016

National Institute of Informatics
2014 - 2016

客員研究員, 国立障害者リハビリテーションセンター研究所
2011 - 2014

流動研究員, 国立障害者リハビリテーションセンター研究所

Education

Papers

Objective assessment of autism spectrum disorder based on performance in structured interpersonal acting‐out tasks with prosodic stability and variability

Keiko Ochi, Masaki Kojima, Nobutaka Ono, Miho Kuroda, Keiho Owada, Shigeki Sagayama, Hidenori Yamasue

Autism Research, Feb, 2024
Effect of attentive listening robot on pleasure and arousal change in psychiatric daycare

Keiko Ochi, Koji Inoue, Divesh Lala, Tatsuya Kawahara, Hirokazu Kumazaki

Advanced Robotics, 1-10, Oct 4, 2023
サラウンド音響環境における視聴覚情報の時間的不一致の影響評価

矢島春香, 越智景子, 大淵康成

芸術科学会論文誌, 20(5) 219-230, Dec, 2022 Peer-reviewed
Use of Nods Less Synchronized with Turn-Taking and Prosody During Conversations in Adults with Autism

Keiko Ochi, Nobutaka Ono, Keiho Owada, Miho Kuroda, Shigeki Sagayama, Hidenori Yamasue

Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH, 2022-September 1136-1140, Sep, 2022 Peer-reviewedLead author
Effect of a novel nasal oxytocin spray with enhanced bioavailability on autism: a randomized trial

Hidenori Yamasue, Masaki Kojima, Hitoshi Kuwabara, Miho Kuroda, Kaori Matsumoto, Chieko Kanai, Naoko Inada, Keiho Owada, Keiko Ochi, Nobutaka Ono …

Brain, 145(2) 490-499, Apr 18, 2022 Peer-reviewed
Entrainment Analysis for Assessment of Autistic Speech Prosody Using Bottleneck Features of Deep Neural Network

Keiko Ochi, Nobutaka Ono, Keiho Owada, Miho Kuroda, Shigeki Sagayama, Hidenori Yamasue

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, 2022-May 8492-8496, Mar, 2022 Peer-reviewedLead author
Pitch and Volume Stability in the Communicative Response of Adults with Autism

Keiko Ochi, Msaki Kojima, Keiho Owada, Nobutaka Ono, Shigeki Sagayama, Hidenori Yamasue

2021 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), 428-432, Dec, 2021 Peer-reviewedLead author
Development of Automatic Chart Generation System for Rhythm Action Games Using Key-sounds

FUKUNAGA Daiki, OCHI Keiko, OBUCHI Yasunari

J104-D(12) 818-829, Dec, 2021 Peer-reviewed
Design and Basic Analysis of the TUT Emotional Storytelling Corpus

Hikaru Oishi, Mika Enomoto, Keiko Ochi, Yasunari Obuchi

2021 24th Conference of the Oriental COCOSDA International Committee for the Co-Ordination and Standardisation of Speech Databases and Assessment Techniques, O-COCOSDA 2021, 43-48, 2021
Articulation Rate of People Who Do and Who Do Not Stutter: Comparison between Oral Reading and Speech Shadowing

Arongna, 越智景子, 酒井奈緒美, 波多野博顕, 森浩一

音声研究, 25 1-8, 2021 Peer-reviewed
Multi-level Query Analysis for NLT-based Synthesizer Interface

Lucian Meinicke, Keiko Ochi, Yasunari Obuchi

Proceedings - NICOGRAPH International 2020, NicoInt 2020, 62-65, Jun, 2020
Usage of Vocal Emotion Recognition as a Game Mechanism

Thomas Aubart, Keiko Ochi, Yasunari Obuchi

Proceedings - NICOGRAPH International 2020, NicoInt 2020, 93, Jun, 2020
Learning effect of fore-aft perception of familiar and unfamiliar sounds

Haruka Yajima, Keiko Ochi, Yasunari Obuchi

Proceedings - 2019 NICOGRAPH International, NicoInt 2019, 66-69, Jul, 2019
Training data clustering for key-sound estimation in rhythm action games

Daiki Fukunaga, Keiko Ochi, Yasunari Obuchi

Proceedings - 2019 NICOGRAPH International, NicoInt 2019, 70-73, Jul, 2019
Quantification of speech and synchrony in the conversation of adults with autism spectrum disorder

Ochi, K., Ono, N., Owada, K., Kojima, M., Kuroda, M., Sagayama, S., Yamasue, H.

PLoS ONE, 14(12), 2019 Peer-reviewed
Autism Spectrum Disorder Discrimination Based on Voice Activities Related to Fillers and Laughter.

Daiki Mitsumoto, Takeshi Hori, Shigeki Sagayama, Hidenori Yamasue, Keiho Owada, Masaki Kojima, Keiko Ochi, Nobutaka Ono

53rd Annual Conference on Information Sciences and Systems, CISS 2019, Baltimore, MD, USA, March 20-22, 2019, 1-6, 2019 Peer-reviewed
Respiratory and Respiratory Muscular Control in JL1’s and JL2’s Text Reading Utilizing 4-RSTs and a Soft Respiratory Mask with a Two-Way Bulb

Toshiko Isei-Jaakkola, Keiko Ochi, Keikichi Hirose

Interspeech 2018, 2018-September 3012-3016, Sep 2, 2018 Peer-reviewed
Automatic Evaluation of Soft Articulatory Contact for Stuttering Treatment

Keiko Ochi, Koichi Mori, Naomi Sakai

Interspeech 2018, 2018-September 1546-1550, Sep 2, 2018 Peer-reviewedLead author
Respiratory control, pauses, and tonal control in L1’s and L2’s text reading a pilot study on Swedish and Japanese

Toshiko Isei-Jaakkola, Yasuko Nagano-Madsen, Keiko Ochi

Proceedings of the International Conference on Speech Prosody, 2018-June 873-877, 2018 Peer-reviewed
構音速度調整と起声

越智景子, 森浩一, 酒井奈緒美

音声言語医学, 59(1) 61-61, Jan, 2018 Peer-reviewed

Misc.

声の女性性の印象評価と音響特徴量の関係の予備的検討

越智景子, 小林マヤ

第67回日本音声言語医学会総会・学術講演会予稿集, Nov, 2022 Lead author
吃音のある幼児の構音能力と発話の関係

越智景子, 酒井奈緒美, 角田航平

日本吃音・流暢性障害学会第10回大会プログラム・予稿集, 55-55, Sep, 2022 Peer-reviewedLead author
傾聴対話におけるユーザ発話に同調する相槌の韻律制御.

越智景子, 井上昂治, ララディベッシュ, 河原達也

日本音響学会研究発表会講演論文集, 3-8-9, 秋季 2022, Sep, 2022 Lead author
ヒューマノイドロボットがもたらす精神科医療の未来精神科デイケアにおける傾聴ロボットによる対話実験

河原達也, 井上昂治, 越智景子

精神神経学雑誌, 124(4付録) S-630, Apr, 2022
吃音の幼児と親の会話の分析―調音速度と中核症状を中心に

越智景子, 酒井奈緒, 角田航平

日本音響学会2022年春季講演発表会講演論文集, 2022 791-792, Mar, 2022 Lead author
大規模テキストデータを用いた事前学習による音声対話の相槌予測

長, 連成, 井上, 昂治, 越智, 景子, 河原, 達也

第84回全国大会講演論文集, 2022(1) 305-306, Feb 17, 2022
立体音響のヘッドホン再生に与える暗騒音の影響—Effect of background noise on stereophonic headphone playback—映像表現&コンピュータグラフィックス ; 映像表現・芸術科学フォーラム2021 (Expressive Japan 2021)

小松紗雪, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 45(8) 329-332, Mar, 2021
声質に適した音楽ジャンルの自動推薦システムの研究—Automatic Recommendation System of Music Genres Suitable for the Voice Type—映像表現&コンピュータグラフィックス ; 映像表現・芸術科学フォーラム2021 (Expressive Japan 2021)

津留紀陽, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 45(8) 333-336, Mar, 2021
画像入力を用いたグラニュラーシンセサイザーのためのグレイン選択手法—Grain Selection Method for Granular Synthesizer Using Image Input—映像表現&コンピュータグラフィックス ; 映像表現・芸術科学フォーラム2021 (Expressive Japan 2021)

渡邉卓也, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 45(8) 233-236, Mar, 2021
ギターアンプの再現音とシミュレータ生成音の比較聴取実験—Comparative Listening Experiments between Guitar Amplifier and Simulator—映像表現&コンピュータグラフィックス ; 映像表現・芸術科学フォーラム2021 (Expressive Japan 2021)

吉村佳祐, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 45(8) 337-340, Mar, 2021
音楽聴取における情動生成の要因分析手法の提案—Proposal of Factor Analysis Method of Emotion Evocation by Music Listening—映像表現&コンピュータグラフィックス ; 映像表現・芸術科学フォーラム2021 (Expressive Japan 2021)

納富祐希, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 45(8) 323-326, Mar, 2021
吃音のある幼児の流暢性と発話長に関する予備的調査

酒井奈緒美, 越智景子, 角田航平

コミュニケーション障害学, 37(3) 216-216, Dec, 2020
吃音のある幼児の流暢性と発話長に関する予備的調査

酒井奈緒美, 越智景子, 角田航平

日本コミュニケーション障害学会学術講演会予稿集, 46回 137-137, Apr, 2020
不快感を生じさせる音響信号に対する文脈効果—Context Effect for Uncomfortable Sound Signals—映像表現&コンピュータグラフィックス ; 映像表現・芸術科学フォーラム2020(Expressive Japan 2020)

市川祐子, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 44(10) 171-173, Mar, 2020
ディープニューラルネットによるラジオ番組音声の分析—Analysis of Radio Speech Using Deep Neural Network—映像表現&コンピュータグラフィックス

横田渉, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 43(9) 325-328, Mar, 2019
機械学習による印象分類結果を可視化するインタラクティブ音楽プレイヤー—Interactive Music Player that Visualizes Impression Classes Estimated by Machine Learning—映像表現&コンピュータグラフィックス

松井啓生, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 43(9) 329-332, Mar, 2019
機械学習を用いた鉛筆の筆記音識別—Discrimination of pencil writing sounds using machine learning—映像表現&コンピュータグラフィックス

大石光流, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 43(9) 291-294, Mar, 2019
機械学習を用いた漫才音声の解析—Analysis of Manzai Speech Using Machine Learning—映像表現&コンピュータグラフィックス

上島哲也, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 43(9) 413-416, Mar, 2019
Word2vecを用いた自然言語で操作するシンセサイザー : Pandaってどんな音色?—Natural Language Interface for Synthesizer Based on Word2vec : What is the sound of Panda?—映像表現&コンピュータグラフィックス

マイニッケルシアン, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 43(9) 333-336, Mar, 2019
音響分析と機械学習を用いた揚げ物の調理進行度の推定—Estimation of the cooking progress deep-fried foods using machine learning and sound analysis—映像表現&コンピュータグラフィックス

山本悠太, 越智景子, 大淵康成

映像情報メディア学会技術報告 = ITE technical report, 43(9) 321-324, Mar, 2019

Professional Memberships

Research Projects

発話流暢性障害に関わる神経心理学的諸相

科学研究費助成事業挑戦的研究(萌芽), 挑戦的研究(萌芽), 日本学術振興会, Jul, 2020 - Mar, 2023

宮本昌子, 飯村大智, 越智景子, 城本修
Speech-related abilities in young children who stutter: Predictive factors for persistence and recovery.

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Sakai Naomi
Support and acoustic analyses for mobile-app.-based stuttering treatment

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2021

Ochi Keiko
Linguistic rhythm and the correlation between acoustic features, chest and abdominal muscle movements, and respiratory control during utterance

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2020

ISEI-JAAKKOLA Toshiko
Deepening of Array Signal Processing Theory Expanded to Asynchronous Distributed Channels and Real-World Applications

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2020

Ono Nobutaka
A study on computer-based speech therapy system to improve speech naturalness

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2014 - Mar, 2017

OCHI Keiko, MORI Kochi, SAKAI Naomi
Development of method for speech synthesis and automatic evaluation for stuttering treatment

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2014

OCHI Keiko, MORI Koichi, SAKAI Naomi
Investigation of the characteristics of auditory feedback control of speech and its neural mechanisms

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2011 - 2013

MORI Koichi, CAI Chang, OKADA Minae, NISHIKIDO Akikazu, OCHI Keiko, OGURA Jun, Chu Shin Ying, A Rong Na, OKAXAKI Shuntaro, SAKAI Naomi

Profile Information

Research Interests

Research Areas

Research History

Education

Papers

Misc.

Professional Memberships

Research Projects

Menu

Coauthors