Basic Information

Professional Memberships

• From May 2024, To Present

  人工知能学会
• From Jun. 2023, To Present

  日本認知科学会
• THE SOCIETY OF STUTTERING AND OTHER FLUENCY DISORDERS
• THE JAPAN SOCIETY OF LOGOPEDICS AND PHONIATRICS
• THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS
• ACOUSTICAL SOCIETY OF JAPAN

Academic Degree

• 修士（科学）(東京大学)
• 博士（情報理工学）(東京大学)

Research History

• From 2017, To 2021

  Tokyo University of Technology, School of Media Science, Assistant professor
• From 2016, To 2017

  National Institute of Informatics, 特任助教
• From 2015, To 2016

  National Institute of Informatics, 特任研究員
• From 2014, To 2016

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

  国立障害者リハビリテーションセンター研究所, 流動研究員

Profile

• Profile

  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。

ID,URL

• J-Global ID

  201501018658275293

• Researcher number

  20623713

• External link

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

researchmap URL

• https://researchmap.jp/ochikeiko

Research

Research Interests

• 自閉スペクトラム症
• 音声対話
• 音声分析
• prosody
• speech synthesis
• 言語訓練
• 吃音
• 発話速度

Research Areas

• Informatics, Intelligent informatics
• Informatics, Human interfaces and interactions
• Life sciences, Rehabilitation science

Papers

• Robot-Mediated Multi-Party Conversation Aimed at Affect Improvement for Psychiatric Patients

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

  IEEE Transactions on Affective Computing, 2025, Peer-reviewed, Lead author, Corresponding author

  
• An LLM Benchmark for Addressee Recognition in Multi-modal Multi-party Dialogue.

  Koji Inoue; Divesh Lala; Mikey Elmers; Keiko Ochi; Tatsuya Kawahara

  CoRR, Jan. 2025

  
• Analysis and Detection of Differences in Spoken User Behaviors Between Autonomous and Wizard-of-Oz Systems.

  Mikey Elmers; Koji Inoue; Divesh Lala; Keiko Ochi; Tatsuya Kawahara

  O-COCOSDA, 2024

  
• Acknowledgment of Emotional States: Generating Validating Responses for Empathetic Dialogue.

  Zi Haur Pang; Yahui Fu; Divesh Lala; Keiko Ochi; Koji Inoue; Tatsuya Kawahara

  CoRR, 2024

  
• Entrainment Analysis and Prosody Prediction of Subsequent Interlocutor’s Backchannels in Dialogue

  Keiko Ochi; Koji Inoue; Divesh Lala; Tatsuya Kawahara

  Interspeech 2024, 01 Sep. 2024, Peer-reviewed, Lead author

  
• Evaluation of a semi-autonomous attentive listening system with takeover prompting

  Kawai, Haruki; Divesh Lala; Koji Inoue; Keiko Ochi; Tatsuya Kawahara

  Proc. International Workshop on Spoken Dialogue Systems Technology (IWSDS) 202, Mar. 2024, Peer-reviewed

  
• An Analysis of User Behaviours for Objectively Evaluating Spoken Dialogue Systems

  Inoue, K; Lala, D; Ochi, K; Kawahara, T; Skantze, G

  Mar. 2024, Peer-reviewed

  
• 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, Peer-reviewed, Lead author

  
• 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, 04 Oct. 2023, Peer-reviewed, Lead author, Corresponding author

  
• Towards objective evaluation of socially-situated conversational robots: Assessing human-likeness through multimodal user behaviors

  Koji Inoue; Divesh Lala; Keiko Ochi; Tatsuya Kawahara; Gabriel Skantze

  Proc. ICMI 2023, Oct. 2023, Peer-reviewed

  Access this paper :

  
• 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, 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, Sep. 2022, Peer-reviewed, Lead 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; Seico Benner; Tomoyasu Wakuda; Yosuke Kameno; Jun Inoue; Taeko Harada; Kenji Tsuchiya; Kazuo Umemura; Aya Yamauchi; Nanayo Ogawa; Itaru Kushima; Norio Ozaki; Satoshi Suyama; Takuya Saito; Yukari Uemura; Junko Hamada; Yukiko Kano; Nami Honda; Saya Kikuchi; Moe Seto; Hiroaki Tomita; Noriko Miyoshi; Megumi Matsumoto; Yuko Kawaguchi; Koji Kanai; Manabu Ikeda; Itta Nakamura; Shuichi Isomura; Yoji Hirano; Toshiaki Onitsuka; Hirotaka Kosaka; Takashi Okada

  Brain, 18 Apr. 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, Mar. 2022, Peer-reviewed, Lead 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), Dec. 2021, Peer-reviewed, Lead author

  
• Development of Automatic Chart Generation System for Rhythm Action Games Using Key-sounds

  FUKUNAGA Daiki; OCHI Keiko; OBUCHI Yasunari

  電子情報通信学会論文誌D 情報・システム, 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, 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, 2021, Peer-reviewed

  
• Multi-level Query Analysis for NLT-based Synthesizer Interface

  Lucian Meinicke; Keiko Ochi; Yasunari Obuchi

  Proceedings - NICOGRAPH International 2020, NicoInt 2020, Jun. 2020

  
• Usage of Vocal Emotion Recognition as a Game Mechanism

  Thomas Aubart; Keiko Ochi; Yasunari Obuchi

  Proceedings - NICOGRAPH International 2020, NicoInt 2020, 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, 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, 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, 2019, Peer-reviewed, Lead author

  
• 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, 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, 02 Sep. 2018, Peer-reviewed

  
• Automatic Evaluation of Soft Articulatory Contact for Stuttering Treatment

  Keiko Ochi; Koichi Mori; Naomi Sakai

  Interspeech 2018, 02 Sep. 2018, Peer-reviewed, Lead 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, 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, Jan. 2018, Peer-reviewed

  
• 軟起声の言語訓練システムの開発

  越智 景子; 森 浩一; 酒井 奈緒美

  音声言語医学, Jan. 2016, Peer-reviewed

  
• Automatic Discrimination of Soft Voice Onset Using Acoustic Features of Breathy Voicing

  Keiko Ochi; Koichi Mori; Naomi Sakai; Nobutaka Ono

  17TH ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION (INTERSPEECH 2016), VOLS 1-5, 2016, Peer-reviewed

  
• Multi-talker Speech Recognition Based on Blind Source Separation with Ad hoc Microphone Array Using Smartphones and Cloud Storage

  Keiko Ochi; Nobutaka Ono; Shigeki Miyabe; Shoji Makino

  17TH ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION (INTERSPEECH 2016), VOLS 1-5, 2016, Peer-reviewed

  
• 基本周波数パターン生成過程モデルの指令の差分に着目した発話の焦点制御

  越智景子; 広瀬啓吉; 峯松信明

  電子情報通信学会論文誌 D, Mar. 2015, Peer-reviewed

  
• Accuracy of articulation rate control with visual feedback in persons who do and do not stutter

  Keiko Ochi; Koichi Mori; Naomi Sakai; Jun Aoki-Ogura

  10TH OXFORD DYSFLUENCY CONFERENCE, ODC 2014, 2015, Peer-reviewed

  
• Adaptation of Prosody in Speech Synthesis by Changing Command Values of the Generation Process Model of Fundamental Frequency

  Keikichi Hirose; Keiko Ochi; Ryusuke Mihara; Hiroya Hashimoto; Daisuke Saito; Nobuaki Minematsu

  12TH ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION 2011 (INTERSPEECH 2011), VOLS 1-5, 2011, Peer-reviewed

  
• Control of prosodic focus in corpus-based generation of fundamental frequency contours based on the generation process model

  Keikichi Hirose; Keiko Ochi; Nobuaki Minematsu

  International Conference on Signal Processing Proceedings, ICSP, 2010, Peer-reviewed

  
• Using F0 contour generation process model for improved and flexible control of prosodic features in HMM-based speech synthesis

  Keikichi Hirose; Keiko Ochi; Miaomiao. Wang; Tetsuya Matsuda; Miaomiao Wen; Nobuaki Minematsu

  Proc. Int. Conf. on Electronic Speech Signal Processing, 2010, Peer-reviewed

  
• Control of Prosodic Focus in Corpus-based Generation of Fundamental Frequency Contours Based on the Generation Process Model

  Keikichi Hirose; Keiko Ochi; Nobuaki Minematsu

  2010 IEEE 10TH INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING PROCEEDINGS (ICSP2010), VOLS I-III, 2010, Peer-reviewed

  
• CONTROL OF PROSODIC FOCUS IN CORPUS-BASED GENERATION OF FUNDAMENTAL FREQUENCY CONTOURS OF JAPANESE BASED ON THE GENERATION PROCESS MODEL

  Keiko Ochi; Keikichi Hirose; Nobuaki Minematsu

  2009 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1- 8, PROCEEDINGS, 2009, Peer-reviewed

  
• CONTROL OF PROSODIC FOCUS IN CORPUS-BASED GENERATION OF FUNDAMENTAL FREQUENCY CONTOURS OF JAPANESE BASED ON THE GENERATION PROCESS MODEL

  Keiko Ochi; Keikichi Hirose; Nobuaki Minematsu

  2009 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1- 8, PROCEEDINGS, 2009, Peer-reviewed

  
• Control of Prosodic Focus in Corpus-based Generation of Fundamental Frequency based on the Generation Process Model

  Keiko Ochi; Keikichi Hirose; Nobuaki Minematsu

  INTERSPEECH 2008: 9TH ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION 2008, VOLS 1-5, 2008, Peer-reviewed

  
• Corpus-based Generation of F-0 contours of Japanese based on the Generation Process Model and its Control for Prosodic Focus

  Keikichi Hirose; Keiko Ochi; Nobuaki Minematsu

  ICSP: 2008 9TH INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING, VOLS 1-5, PROCEEDINGS, 2008, Peer-reviewed

  
• Corpus-based Generation of Prosodic Features from Text Based on Generation Process Model

  Keikichi Hirose; Keiko Ochi; Nobuaki Minematsu

  INTERSPEECH 2007: 8TH ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION, VOLS 1-4, 2007, Peer-reviewed

  

Misc.

• 吃音がある幼児の養育者への教育が発話速度に与える影響

  越智景子; 酒井奈緒美; 角田航平

  2024年1月音声コミュニケーション研究会資料集, Jan. 2024, Lead author

  
• 言語聴覚士養成課程の講義科目でのグループウェア活用の取り組み

  越智景子

  第68回日本音声言語医学会, Oct. 2023, Lead author

  
• 吃音のある学童の自発的発話のバイモーラ頻度と中核症状の関係

  越智景子; 宮本昌子

  日本吃音・流暢性障害学会 第11回大会プログラム・予稿集, Oct. 2023, Lead author

  
• 傾聴ロボットを用いた精神科デイケアでの会話の基礎検討

  越智 景子; 井上 昂治; 河原 達也; 大西 祐美; 熊崎 博一

  日本社会精神医学会雑誌, Aug. 2023

  
• 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, Sep. 2022, Peer-reviewed, Lead 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, 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, 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, 17 Feb. 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, Mar. 2019

  
• Toward Automatic Differentiation of Autism Spectrum Disorder Focusing on Dialogue Speech Features

  光本 大記; 山末 英典; 大和田 啓峰; 児島 正樹; 越智 景子; 小野 順貴; 保利 武志; 嵯峨山 茂樹

  電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 07 Feb. 2019

  
• Toward Automatic Differentiation of Autism Spectrum Disorder Focusing on Dialogue Speech Features

  光本 大記; 山末 英典; 大和田 啓峰; 児島 正樹; 越智 景子; 小野 順貴; 保利 武志; 嵯峨山 茂樹

  聴覚研究会資料 = Proceedings of the auditory research meeting, 07 Feb. 2019

  
• Pause timing of typologically different languages in text reading

  Toshiko Isei-Jakkola; Keiko Ochi; Keikichi Hirose

  Proc. Oriental COCOSDA, 2019, Peer-reviewed

  
• Extremely-simple piano training system using finger tap recognition

  Junya Yamaguchi; Keiko Ochi; Yasunari Obuchi

  Proc. ADADA International 2019, 2019, Peer-reviewed

  
• Frequency and durational comparisons of pauses in reading two short stories by Japanese L1 and EL2 and English L1

  越智 景子

  Proceeding of 2nd International Symposium on Applied Phonetics, 2018, Peer-reviewed

  
• Gender differences in respiratory muscular movements in reading Japanese and English texts by JL1 and JEFL

  越智 景子

  Proceedings of 9th Tutorial and Research Workshop on Experimental Linguistics, 2018, Peer-reviewed

  
• 話速調整のための構音速度測定スマートフォンアプリの開発

  越智 景子; 森 浩一; 酒井 奈緒美; 小野 順貴

  日本吃音・流暢性障害学会 第5回大会, Aug. 2017

  
• 独立低ランク行列分析と統計的音声強調を用いた柔軟索状ロボットにおけるブラインド音源分離システムの開発

  三井 祥幹; 溝口 聡; 猿渡 洋; 越智 景子; 北村 大地; 小野 順貴; 石村 大; 前 成美; 高草木 萌; 松井 裕太郎; 山岡 洸瑛; 牧野 昭二

  日本音響学会春季研究発表会講演論文集, Mar. 2017

  
• 柔軟索状ロボットにおける独立低ランク行列分析と統計的音声強調に基づく高品質ブラインド音源分離の開発

  三井 祥幹; 溝口 聡; 猿渡 洋; 越智 景子; 北村 大地; 小野 順貴; 石村 大; 高草木 萌; 松井 裕太郎; 山岡 洸瑛; 牧野 昭二

  ロボティクス・メカトロニクス講演会2017講演論文集, 2017

  
• 高齢者の交通信号音声に関する認知―愛知県春日井市のケース

  ヤーッコラ伊勢井敏子; 越智景子; 広瀬啓吉

  音響学会秋季講演論文集, 2017

  
• 吃音者・非吃音者の軟起声の自動評価に基づく短期訓練の検討

  越智景子; 森浩一; 酒井奈緒美; 小野順貴

  音響学会秋季講演論文集, 2017

  
• A Web-based System for Source Separation and Speech Recognition with Ad-hoc Microphone Array

  Pei-Pei Chen; Keiko Ochi; Nobutaka Ono

  日本音響学会秋季研究発表会講演論文集, Sep. 2016

  
• 自閉スペクトラム症者と定型発達者の音声特徴による識別の検討

  越智景子; 小野順貴; 小野順貴; 大須賀智子; 大和田啓峰; 児島正樹; 黒田美保; 山末英典; 山末英典; 嵯峨山茂樹

  日本音響学会研究発表会講演論文集(CD-ROM), 31 Aug. 2016

  
• 吃音者と非吃音者の構音速度の比較

  A Rongna; A Rongna; 越智景子; 安啓一; 森浩一

  日本音響学会研究発表会講演論文集(CD-ROM), 2016

  
• 非同期分散マイクロホンによるブラインド音源分離を用いた複数話者同時音声認識

  越智 景子; 小野 順貴; 宮部 滋樹; 牧野 昭二

  日本音響学会春季研究発表会講演論文集, 2016

  
• 高齢者にとっての最適な誘導信号音声に関する基礎研究

  ヤーッコラ伊勢井 敏子; 広瀬 啓吉; 越智 景子

  研究結果報告書集 : 交通安全等・高齢者福祉, 2015

  
• 発話速度と韻律の関係 ―小休止を中心として―

  越智景子; 阿栄娜; 広瀬啓吉; 森浩一

  日本音響学会春季講演論文集, 2015

  
• 柔らかい起声の音響的特徴(2) 吃音者の発声の分析

  越智景子; 森浩一; 酒井奈緒美

  日本音響学会春季講演論文集, 2015

  
• A correlation analysis on ADOS scores and dialog speech of austic people

  Keiko Ochi; Nobutaka Ono; Keiho Owada; Miho Kuroda; Hidenori Ymasue; Tomoko Osuga; Shigeki Sagayama

  日本音響学会秋季研究発表会講演論文集, 2015

  
• 視覚的にフィードバックを与えたさいの吃音者・非吃音者の発話速度の調整

  越智 景子; 森 浩一; 酒井 奈緒美; 青木 淳

  音声言語医学, Jan. 2014

  
• 柔らかい起声の音響的特徴

  越智景子; 酒井奈緒美; 森浩一; 青木淳

  日本音響学会春季講演論文集, 2014

  
• 視覚的なフィードバックを用いた音読速度の低減効果の検証

  越智景子; 森浩一; 酒井奈緒美; 小倉淳

  第59回音声言語医学総会・学術講演会, 2013

  
• 音声の追唱後の発話速度制御

  越智 景子; 森 浩一; 岡田 美苗; 錦戸 信和

  日本音響学会春季講演論文集, 2013

  
• Analysis of vocal response to open-loop auditory feedback with altered formant frequencies

  錦戸 信和; 岡田 美苗; 越智 景子

  聴覚研究会資料, 08 Mar. 2012

  
• Control of Speech Rate with Visual Feedback

  越智 景子; 森 浩一; 岡田 美苗

  聴覚研究会資料, 08 Mar. 2012

  
• Control of Speech Rate with Visual Feedback

  OCHI Keiko; MORI Koichi; OKADA Minae; NISHIKIDO Akikazu

  電子情報通信学会技術研究報告. SP, 音声, 01 Mar. 2012

  
• Analysis of vocal response to open-loop auditory feedback with altered formant frequencies

  NISHIKIDO Akikazu; OKADA Minae; OCHI Keiko; MORI Koichi

  電子情報通信学会技術研究報告. SP, 音声, 01 Mar. 2012

  
• Differences between males and females in voice F0 control to pitch-shifted auditory feedback

  OKADA Minae; MORI Koichi; KAZAKI Shuntaro; CAI Chang; NISHIKIDO Akikazu; OCHI Keiko

  電子情報通信学会技術研究報告. SP, 音声, 01 Mar. 2012

  
• Control of Speech Rate with Visual Feedback

  OCHI Keiko; MORI Koichi; OKADA Minae; NISHIKIDO Akikazu

  IEICE technical report. Speech, 01 Mar. 2012

  
• Analysis of vocal response to open-loop auditory feedback with altered formant frequencies

  NISHIKIDO Akikazu; OKADA Minae; Ochi Keiko; MORI Koichi

  IEICE technical report. Speech, 01 Mar. 2012

  
• Differences between males and females in voice F0 control to pitch-shifted auditory feedback

  OKADA Minae; MORI Koichi; OKAZAKI Shuntaro; CAI Chang; NISHIKIDO Akikazu; OCHI Keiko

  IEICE technical report. Speech, 01 Mar. 2012

  
• Flexible Control of Focusing in Corpus-based Generation of Prosodic Features based on the F0 Contour Generation Process Model

  Keiko Ochi; Keikichi Hirose; Nobuaki Minematsu

  IEICE technical report, Nov. 2009

  
• Corpus-based generation of prosodic features from text using generation process model of fundamental frequency contours

  OCHI Keiko; HIROSE Keikichi; MINEMATSU Nobuaki

  IEICE technical report, 18 Oct. 2007

  

External funds: Kakenhi

• Emoji（絵文字）を活用した多様な韻律表現を目指した英語音読学習法の開発

  Fund for the Promotion of Joint International Research (International Collaborative Research)

  Medium-sized Section 9:Education and related fields

  Shizuoka University

  高瀬 奈美

  From 08 Sep. 2023, To 31 Mar. 2028, Granted

  英語教育;音読;スピーキング

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23KK0043/
• The factors related the occurrence and prognosis of childhood stuttering: the analysis from relationship between working memory and speech features

  Grant-in-Aid for Scientific Research (C)

  Basic Section 09060:Special needs education-related

  National Rehabilitation Center for Persons with Disabilities

  酒井 奈緒美

  From 01 Apr. 2023, To 31 Mar. 2026, Granted

  吃音;幼児;ワーキングメモリ;復唱;逆唱;リスニングスパンテスト;予後

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K02583/
• Neurodevelopmental aspect on fluency disorders

  Grant-in-Aid for Challenging Research (Exploratory)

  Medium-sized Section 9:Education and related fields

  University of Tsukuba

  Miyamoto Shoko

  From 30 Jul. 2020, To 31 Mar. 2023, Project Closed

  発話;言語;流暢性障害;吃音;早口言語症;流暢性;クラタリング;学齢期;正常範囲非流暢性;吃音中核症状;非流暢性;LD;ADHD;ASD;限局性学習症;注意欠如・多動症;自閉スペクトラム症

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20K20810/
• Speech-related abilities in young children who stutter: Predictive factors for persistence and recovery.

  Grant-in-Aid for Scientific Research (C)

  Basic Section 59010:Rehabilitation science-related

  National Rehabilitation Center for Persons with Disabilities

  Naomi Sakai

  From 01 Apr. 2018, To 31 Mar. 2022, Project Closed

  吃音;幼児;発話長;構音速度;turn-taking gap;発話速度;発話運動;音響的特徴;発話関連能力;予後予測

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18K10735/
• Linguistic rhythm and the correlation between acoustic features, chest and abdominal muscle movements, and respiratory control during utterance

  Grant-in-Aid for Scientific Research (C)

  Chubu University

  Toshiko ISEI-JAAKKOLA

  From 01 Apr. 2017, To 31 Mar. 2020, Project Closed

  呼吸筋;肺活量;呼気量;音響特性;母語;外国語;物語の朗読;腹筋・胸筋;ポーズ;韻律;日本語話者;中国語話者;英語話者;発話時の音響特徴と胸筋・腹筋の動き;呼気の制御;言語リズム;発話時の音響特徴;胸筋・腹筋の動き;発声のメカニズム;呼吸のメカニズム;呼吸ピックアップ;呼吸マスク;言語リズムの普遍性;発話時の呼吸メカニズム;母語と外国語

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17K02698/
• Support and acoustic analyses for mobile-app.-based stuttering treatment

  Grant-in-Aid for Scientific Research (C)

  Kyoto University;Tokyo University of Technology

  Keiko Ochi

  From 01 Apr. 2017, To 31 Mar. 2022, Project Closed

  リハビリテーション;発話障害;吃音;音響分析;言語訓練;流暢性;構音速度;発話速度;軟起声;音声;機械学習;音声分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17K01495/
• Deepening of Array Signal Processing Theory Expanded to Asynchronous Distributed Channels and Real-World Applications

  Grant-in-Aid for Scientific Research (A)

  Tokyo Metropolitan University;National Institute of Informatics

  Nobutaka Ono

  From 01 Apr. 2016, To 31 Mar. 2020, Project Closed

  非同期;分散;マイクロフォンアレー;音源分離;音源定位;マイクロホンアレイ;音響シーン認識;マイクロホンアレー;マイクアレー;マイク定位

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H01735/
• A study on computer-based speech therapy system to improve speech naturalness

  Grant-in-Aid for Young Scientists (B)

  National Institute of Informatics;National Rehabilitation Center for Persons with Disabilities

  Keiko OCHI

  From 01 Apr. 2014, To 31 Mar. 2017, Project Closed

  言語訓練;吃音;音声;軟起声

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26750217/
• Development of method for speech synthesis and automatic evaluation for stuttering treatment

  Grant-in-Aid for Young Scientists (B)

  国立障害者リハビリテーションセンター(研究所)

  Keiko OCHI

  From 01 Apr. 2012, To 31 Mar. 2014, Project Closed

  吃音;発話速度;韻律;言語訓練

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24700582/
• Investigation of the characteristics of auditory feedback control of speech and its neural mechanisms

  Grant-in-Aid for Scientific Research (C)

  National Rehabilitation Center for Persons with Disabilities

  Koichi MORI

  From 01 Apr. 2011, To 31 Mar. 2014, Project Closed

  喉頭科学;聴覚帰還制御;音声;言語学;吃音;医療・福祉;神経科学;制御工学;聴覚フィードバック;発声;発話制御;構音;脳機能

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23592543/
• 音声基盤モデルに基づく幼児の調音の縦断・横断的研究

  Grant-in-Aid for Scientific Research (C)

  Basic Section 02060:Linguistics-related

  Kyoto University

  越智 景子

  From 01 Apr. 2025, To 31 Mar. 2028, Adopted

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25K04039/

Education

Part-time lecturer

• From 21 Sep. 2024, To 10 Mar. 2025

  福祉情報学

  秋学期, 上智大学
• From 01 Apr. 2024, To 31 Mar. 2025

  音の物理学

  前記, 桐朋学園大学
• From 01 Oct. 2023, To 31 Mar. 2024

  音響学・聴覚心理学

  後期, 昭和女子大学
• From 01 Apr. 2023, To 31 Mar. 2024

  音の物理学

  前期, 桐朋学園大学