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Research and development of multi-modal interactive English learning system based on deep learning

Research Project

Project/Area Number 17H00823
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Educational technology
Research InstitutionTohoku University

Principal Investigator

ITO Akinori  東北大学, 工学研究科, 教授 (70232428)

Co-Investigator(Kenkyū-buntansha) 能勢 隆  東北大学, 工学研究科, 准教授 (90550591)
千葉 祐弥  東北大学, 工学研究科, 助教 (30780936)
Project Period (FY) 2017-04-01 – 2021-03-31
Project Status Completed (Fiscal Year 2020)
Budget Amount *help
¥29,250,000 (Direct Cost: ¥22,500,000、Indirect Cost: ¥6,750,000)
Fiscal Year 2020: ¥6,500,000 (Direct Cost: ¥5,000,000、Indirect Cost: ¥1,500,000)
Fiscal Year 2019: ¥7,540,000 (Direct Cost: ¥5,800,000、Indirect Cost: ¥1,740,000)
Fiscal Year 2018: ¥7,020,000 (Direct Cost: ¥5,400,000、Indirect Cost: ¥1,620,000)
Fiscal Year 2017: ¥8,190,000 (Direct Cost: ¥6,300,000、Indirect Cost: ¥1,890,000)
Keywords外国語教育システム / 音声対話システム / 英語発音評価 / 英語韻律評価 / 雑談対話システム / 音声感情認識 / CALLシステム / 英会話練習システム / 英語発音の自動評価 / 英文の発音難易度評価 / 外国語学習支援システム / 英語学習 / 発音評価 / 文法誤り検出 / 英会話学習 / 深層学習 / 英語学習システム / 音声認識 / 音声対話 / 音声合成 / 発音自動評価 / マルチモーダル / 韻律自動評価 / 対話型英会話学習システム / 英会話学習システム / 非母語話者音声認識 / マルチモーダル対話 / 教材情報システム / 英語教育システム
Outline of Final Research Achievements

We developed technologies for an English conversation learning system based on deep learning and created a CALL system for practicing English conversation: (1) We established technology for recognizing English speech spoken by Japanese with high accuracy to improve the accuracy of interfaces for speech, facial expressions, and gestures based on deep learning. (2) To establish English pronunciation evaluation and English conversation simulation technology based on deep learning, we investigated the effects of facial expressions and gestures on English proficiency evaluation. In addition, we established a method to evaluate pronunciation with high accuracy for interactive speech. (3) We integrated the technologies to create a spoken dialogue English conversation learning system.

Academic Significance and Societal Importance of the Research Achievements

CALLシステムは手軽な英語学習の手段として使われているが,人間の教師に対して行うような柔軟な対話による英会話練習を実現したシステムは存在せず,人間の教師と同等の教育効果が得られる英会話学習システムの登場が望まれていた.
今回開発したシステムは,人間同士のような柔軟な対話を行うことができ,また事前にシナリオがない音声対話に対して高精度な発音評価ができるようになった.自由な対話をもとに学習ができる英会話学習システムはこれまで存在しないため,学術的に意義があると同時に,社会的にも価値が大きいと考えられる.

Report

(5 results)
  • 2020 Annual Research Report   Final Research Report ( PDF )
  • 2019 Annual Research Report
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • Research Products

    (61 results)

All 2021 2020 2019 2018 2017

All Journal Article (24 results) (of which Peer Reviewed: 24 results,  Open Access: 8 results) Presentation (37 results) (of which Int'l Joint Research: 5 results,  Invited: 1 results)

  • [Journal Article] Effect of Training Data Selection for Speech Recognition of Emotional Speech2021

    • Author(s)
      Yusuke Yamada, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      International Journal of Machine Learning and Computing

      Volume: 11 Issue: 5 Pages: 362-366

    • DOI

      10.18178/ijmlc.2021.11.5.1062

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Language modeling in speech recognition for grammatical error detection based on neural machine translation2020

    • Author(s)
      Fu Jiang、Chiba Yuya、Nose Takashi、Ito Akinori
    • Journal Title

      Acoustical Science and Technology

      Volume: 41 Issue: 5 Pages: 788-791

    • DOI

      10.1250/ast.41.788

    • NAID

      130007895040

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Automatic assessment of English proficiency for Japanese learners without reference sentences based on deep neural network acoustic models2020

    • Author(s)
      Fu Jiang、Chiba Yuya、Nose Takashi、Ito Akinori
    • Journal Title

      Speech Communication

      Volume: 116 Pages: 86-97

    • DOI

      10.1016/j.specom.2019.12.002

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] CycleGAN-Based High-Quality Non-Parallel Voice Conversion with Spectrogram and WaveRNN2020

    • Author(s)
      Kanagaki Aoi、Tanaka Masaya、Nose Takashi、Shimizu Ryohei、Ito Akira、Ito Akinori
    • Journal Title

      Proceedings of 9th IEEE Global Conference on Consumer Electronics

      Volume: 1 Pages: 456-457

    • DOI

      10.1109/gcce50665.2020.9291952

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Study on Minimum Spectral Error Analysis of Speech2020

    • Author(s)
      Hayasaka Takuma、Nose Takashi、Ito Akinori
    • Journal Title

      Proceedings of 9th IEEE Global Conference on Consumer Electronics

      Volume: 1 Pages: 462-463

    • DOI

      10.1109/gcce50665.2020.9291840

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Incremental Response Generation Using Prefix-to-Prefix Model for Dialogue System2020

    • Author(s)
      Yahagi Ryota、Chiba Yuya、Nose Takashi、Ito Akinori
    • Journal Title

      Proceedings of 9th IEEE Global Conference on Consumer Electronics

      Volume: 1 Pages: 482-483

    • DOI

      10.1109/gcce50665.2020.9291883

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Analysis and Estimation of Sentence Speakability for English Pronunciation Evaluation2020

    • Author(s)
      Naijo Satsuki、Chiba Yuya、Nose Takashi、Ito Akinori
    • Journal Title

      Proceedings of 9th IEEE Global Conference on Consumer Electronics

      Volume: 1 Pages: 449-451

    • DOI

      10.1109/gcce50665.2020.9292072

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Integration of Accent Sandhi and Prosodic Features Estimation for Japanese Text-to-Speech Synthesis2020

    • Author(s)
      Fujimaki Daisuke、Nose Takashi、Ito Akinori
    • Journal Title

      Proceedings of 9th IEEE Global Conference on Consumer Electronics

      Volume: 1 Pages: 484-485

    • DOI

      10.1109/gcce50665.2020.9291906

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Filler Prediction Based on Bidirectional LSTM for Generation of Natural Response of Spoken Dialog2020

    • Author(s)
      Yamazaki Yoshihiro、Chiba Yuya、Nose Takashi、Ito Akinori
    • Journal Title

      Proceedings of 9th IEEE Global Conference on Consumer Electronics

      Volume: 1 Pages: 486-487

    • DOI

      10.1109/gcce50665.2020.9291867

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Study on Automatic English Prosody Evaluation Using Attention-based Bidirectional LSTM2020

    • Author(s)
      Shota Ueda, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      Proceedings of 2020 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing

      Volume: 1 Pages: 295-298

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Labeling and Analysis of Preceived Emotion for Japanese Large-Scale Emotional Speech Database JTES2020

    • Author(s)
      Mai Yamanaka, Takashi Nose, Yuya Chiba, Akinori Ito
    • Journal Title

      Proceedings of 2020 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing

      Volume: 1 Pages: 230-233

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Multi-condition training for noise-robust speech emotion recognition2019

    • Author(s)
      Chiba Yuya、Nose Takashi、Ito Akinori
    • Journal Title

      Acoustical Science and Technology

      Volume: 40 Issue: 6 Pages: 406-409

    • DOI

      10.1250/ast.40.406

    • NAID

      130007740710

    • ISSN
      0369-4232, 1346-3969, 1347-5177
    • Year and Date
      2019-11-01
    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Evaluation of English Speech Recognition for Japanese Learners Using DNN-Based Acoustic Models2018

    • Author(s)
      Jiang Fu, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 93-100

    • DOI

      10.1007/978-3-030-03748-2_11

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Study on a Spoken Dialogue System with Cooperative Emotional Speech Synthesis Using Acoustic and Linguistic Information2018

    • Author(s)
      Mai Yamanaka, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 101-108

    • DOI

      10.1007/978-3-030-03748-2_12

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Comparison of Speech Recognition Performance Between Kaldi and Google Cloud Speech API2018

    • Author(s)
      Takashi Kimura, Takashi Nose, Shinji Hirooka, Yuya Chiba, Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 109-115

    • DOI

      10.1007/978-3-030-03748-2_13

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Segmental Pitch Control Using Speech Input Based on Differential Contexts and Features for Customizable Neural Speech Synthesis2018

    • Author(s)
      Shinya Hanabusa, Takashi Nose, Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 124-131

    • DOI

      10.1007/978-3-030-03748-2_15

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Two-Stage Sequence-to-Sequence Neural Voice Conversion with Low-to-High Definition Spectrogram Mapping2018

    • Author(s)
      Sou Miyamoto, Takashi Nose, Kazuyuki Hiroshiba, Yuri Odagiri, Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 132-139

    • DOI

      10.1007/978-3-030-03748-2_16

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] DNN-Based Talking Movie Generation with Face Direction Consideration2018

    • Author(s)
      Toru Ishikawa, Takashi Nose, Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 157-164

    • DOI

      10.1007/978-3-030-03748-2_19

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Muting Machine Speech Using Audio Watermarking2018

    • Author(s)
      Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 74-81

    • DOI

      10.1007/978-3-030-03748-2_9

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Leveraging a Small Corpus by Different Frame Shifts for Training of a Speech Recognizer2018

    • Author(s)
      Akinori Ito
    • Journal Title

      Recent Advances in Intelligent Information Hiding and Multimedia Signal Processing, IH-MSP 2018. Smart Innovation, Systems and Technologies

      Volume: 110 Pages: 82-89

    • DOI

      10.1007/978-3-030-03748-2_10

    • ISBN
      9783030037475, 9783030037482
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Effect of Mutual Self-Disclosure in Spoken Dialog System on User Impression2018

    • Author(s)
      Shunsuke Tada, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      Proceedings of APSIPA Annual Summit and Conference

      Volume: - Pages: 806-810

    • DOI

      10.23919/apsipa.2018.8659630

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Analyzing Effect of Physical Expression on English Proficiency for Multimodal Computer-Assisted Language Learning2018

    • Author(s)
      Haoran Wu, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      Proceedings of Interspeech

      Volume: - Pages: 1746-1750

    • DOI

      10.21437/interspeech.2018-1425

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] An Analysis of the Effect of Emotional Speech Synthesis on Non-Task-Oriented Dialogue System2018

    • Author(s)
      Yuya Chiba, Takashi Nose, Taketo Kase, Mai Yamanaka, Akinori Ito
    • Journal Title

      Proceedings of the 19th Annual SIGdial Meeting on Discourse and Dialogue

      Volume: - Pages: 371-375

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Improving User Impression in Spoken Dialog System with Gradual Speech Form Control2018

    • Author(s)
      Yukiko Kageyama, Yuya Chiba, Takashi Nose, Akinori Ito
    • Journal Title

      Proceedings of the 19th Annual SIGdial Meeting on Discourse and Dialogue

      Volume: - Pages: 235-240

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Presentation] 時間・周波数連続性を考慮した畳み込みニューラルネットに基づく位相復元の検討2021

    • Author(s)
      早坂琢真, 能勢隆, 伊藤彰則
    • Organizer
      令和3年東北地区若手研究者研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] Extraction and Estimation of Sentence Speakability for English Pronunciation Evaluation2020

    • Author(s)
      Satsuki Naijo, Akinori Ito, Takashi Nose
    • Organizer
      International Workshop on Emerging ICT
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 言語・韻律情報の同時モデル化に基づく音声応答生成の検討2020

    • Author(s)
      山崎善啓,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      第90回言語・音声理解と対話処理研究会(第11回対話システムシンポジウム)
    • Related Report
      2020 Annual Research Report
  • [Presentation] 英語発音評価における文の発音難易度推定のための特徴量の検討2020

    • Author(s)
      内城沙月,伊藤彰則,能勢隆
    • Organizer
      日本音響学会2020年秋季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] SMOCコーパス: 対話システムのための大規模マルチモーダル対面雑談コーパス2020

    • Author(s)
      山崎善啓,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2020年秋季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 雑談コーパスを用いた双方向LSTMに基づくフィラー予測の検討2020

    • Author(s)
      山崎善啓,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2020年秋季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 日本語テキスト音声合成のためのアクセント情報を考慮した単語埋め込み手法の検討2020

    • Author(s)
      藤巻大輔,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2020年秋季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 転移学習とAttention-based LSTMに基づく英語自動韻律評価2020

    • Author(s)
      植田 翔太,千葉 祐弥,能勢 隆,伊藤 彰則
    • Organizer
      日本音響学会2020年春季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] クラウド型汎用音声認識APIとドメイン依存音声認識器の出力統合による認識精度向上2020

    • Author(s)
      木村 崇,千葉 祐弥,能勢 隆,伊藤 彰則
    • Organizer
      日本音響学会2020年春季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 大規模感情音声データベースJTESへの聞き手ラベルの付与と音声感情認識での利用2020

    • Author(s)
      山中 麻衣,能勢 隆,千葉 祐弥,伊藤 彰則
    • Organizer
      日本音響学会2020年春季研究発表会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 日本人英語評価における話者の発音能力と文の読みやすさの関係性の分析2020

    • Author(s)
      内城沙月,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      第380回音響工学研究会
    • Related Report
      2020 Annual Research Report
  • [Presentation] Construction of Multimodal Chat-talk Corpus Considering the Closeness in Dyads and Analysis of Dialog Act2019

    • Author(s)
      Yoshihiro Yamazaki, Yuya Chiba, Takashi Nose, Akinori Ito
    • Organizer
      International Workshop on Emerging ICT
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] クラウドソーシングを用いた感情音声データベースJTESへの主観ラベルの付与と分析2019

    • Author(s)
      山中麻衣, 能勢 隆, 千葉祐弥, 伊藤彰則
    • Organizer
      第21回音声言語シンポジウム ・音声研究会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 親密性を考慮した対話システムのためのマルチモーダル雑談コーパスの構築と分析2019

    • Author(s)
      山﨑善啓,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      第87回言語・音声理解と対話処理研究会(第10回対話システムシンポジウム)
    • Related Report
      2019 Annual Research Report
  • [Presentation] 日本語テキスト音声合成におけるアクセント結合・韻律特徴量推定の統合に関する検討2019

    • Author(s)
      藤巻大輔,能勢隆,伊藤彰則
    • Organizer
      第377回音響工学研究会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 高品質ボコーダのためのスペクトル誤差最小分析法の提案2019

    • Author(s)
      早坂琢真,能勢隆,伊藤彰則
    • Organizer
      第377回音響工学研究会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 親密性を考慮したマルチモーダル雑談コーパスにおける発話意図及び韻律・表情に関する分析2019

    • Author(s)
      山﨑善啓,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      第377回音響工学研究会
    • Related Report
      2019 Annual Research Report
  • [Presentation] 話者間の親密性を考慮したマルチモーダル雑談コーパスの構築と分析2019

    • Author(s)
      山﨑善啓,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2019年秋季研究発表会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Automatic Generation of Text with Errors using Neural Machine Translation for Grammatical Error Detection2019

    • Author(s)
      付江,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2019年秋季研究発表会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Attention-based LSTMを用いた英語韻律の自動評価手法の提案2019

    • Author(s)
      植田翔太,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      電気関係学会東北支部連合大会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Automatic English Proficiency Assessment for Japanese Learners without Reference Transcriptions2019

    • Author(s)
      付江,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Analyzing Effect of Multimodal Information Processing on English Proficiency2019

    • Author(s)
      Haoran Wu, Yuya Chiba, Takashi Nose, Akinori Ito
    • Organizer
      International Workshop on Emerging ICT
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Automatic English Proficiency Assessment for Japanese Learners without Reference Transcriptions2019

    • Author(s)
      Jiang Fu, Yuya Chiba, Takashi Nose, Akinori Ito
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 話者・環境適応と波形正規化を用いた音声感情認識の精度改善2019

    • Author(s)
      山中麻衣, 千葉祐弥, 能勢隆, 伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 相互自己開示に基づく対話システムにおける傾聴的応答生成の効果の検証2019

    • Author(s)
      多田駿介, 千葉祐弥, 能勢隆, 伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] WaveNet ボコーダにおける few-shot 話者適応の検討2019

    • Author(s)
      欧陽江卉,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 日本人英会話における自然性自動評価のためのマルチモーダル情報の分析2019

    • Author(s)
      呉浩然, 千葉祐弥, 能勢隆, 伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 感情音声データベース JTES の主観ラベル付与に向けた予備的検討2019

    • Author(s)
      山中麻衣, 能勢隆, 千葉祐弥, 伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 音声とGUIによりピッチ制御が可能なDNN音声合成システムの検討2019

    • Author(s)
      花房伸哉, 能勢隆, 伊藤彰則
    • Organizer
      日本音響学会2019年春季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 日本語音声を対象としたKaldiとGoogle Cloud Speech APIの認識性能比較2018

    • Author(s)
      木村崇, 能勢隆, 廣岡伸治, 千葉祐弥, 伊藤彰則
    • Organizer
      日本音響学会2018年秋季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 音響情報と言語情報を用いた協調的発話感情付与に基づく音声対話システムの検討2018

    • Author(s)
      山中麻衣,千葉祐弥,能勢隆,伊藤
    • Organizer
      日本音響学会2018年秋季研究発表会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 相互自己開示によりユーザの印象を向上させる音声対話システムの構築と評価2018

    • Author(s)
      多田駿介, 千葉祐弥, 能勢隆, 伊藤彰則
    • Organizer
      第123回SLP研究会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 対話エージェントの段階的口調変化の有無による印象の比較と検討2018

    • Author(s)
      蔭山友紀子,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2018年春季研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 相互自己開示によりユーザの印象を向上させる対話システムの検討2018

    • Author(s)
      多田駿介, 千葉祐弥, 能勢隆, 伊藤彰則
    • Organizer
      日本音響学会2018年春季研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 英会話学習システムのためのマルチモーダル対話データベースの収集、評価と分析2018

    • Author(s)
      呉浩然,千葉祐弥,能勢隆,伊藤彰則
    • Organizer
      日本音響学会2018年春季研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Human-Machine Meta-Communication2018

    • Author(s)
      Akinori Ito
    • Organizer
      International Conference on Intelligent Information Technology
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Changing Impression to the Spoken Dialog System by Gradual Control of Expressions2017

    • Author(s)
      Yukiko Kageyama, Yuya Chiba, Takashi Nose, Akinori Ito
    • Organizer
      International Workshop on Emerging ICT
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research

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Published: 2017-04-28   Modified: 2022-01-27  

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