• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

Voice activity detection and estimation of sound source direction using a single microphone

Research Project

Project/Area Number 19700170
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Perception information processing/Intelligent robotics
Research InstitutionKobe University

Principal Investigator

TAKIGUCHI Tetsuya  Kobe University, 自然科学系先端融合研究環都市安全研究センター, 講師 (40397815)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,780,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥480,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥1,700,000 (Direct Cost: ¥1,700,000)
Keywords音声情報処理 / 音声認識 / 音源方向推定 / 雑音除去
Research Abstract

従来の音声認識システムでは,背景雑音や残響の影響を抑圧するために,ユーザはマイクロフォンの前で(マイクスイッチを押してから),音声入力を行なう必要がある.
そのような音声認識装置では,音声を使うメリットの一つである"ハンズフリー"なインターフェースを提供しているとは言えない.
本研究課題では,マイクスイッチレスな音声認識の実現を目指し,雑音に頑健な音声特徴量抽出法,雑音除去手法,音源方向推定の研究を行い,その有効性を示した.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (38 results)

All 2009 2008 2007

All Journal Article (13 results) (of which Peer Reviewed: 13 results) Presentation (23 results) Book (2 results)

  • [Journal Article] Sudden Noise Reduction Based on GMM with Noise Power Esti-mation2008

    • Author(s)
      Nobuyuki Miyake, Tetsuya Takiguchi, Yasuo Ariki
    • Journal Title

      Interspeech

      Pages: 403-406

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Active Microphone with Parabolic Reflection Board for Es-timation of Sound Source Direction2008

    • Author(s)
      Tetsuya Takiguchi, R. Takashima, Y. Ariki
    • Journal Title

      Joint workshop on Hand-free Speech Communication and Microphone Arrays

      Pages: 65-68

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Speaker Independent Phoneme Recognition Based on Fisher Weight Map2008

    • Author(s)
      Takashi Muroi
    • Journal Title

      International Journal of Hybrid Information Technology Vol.1, No.3

      Pages: 61-70

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Human-Robot Interface Using System, Request Utterance Detection Based on Acoustic Features2008

    • Author(s)
      Tetsuya Takiguchi
    • Journal Title

      International Journal of Hybrid Information Technology Vol.1, No.3

      Pages: 81-90

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Integration of Metamodel and Acoustic Model for Speech Recognition2008

    • Author(s)
      Hironori Matsumasa
    • Journal Title

      Interspeech

      Pages: 2234-2237

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Sudden Noise Reduction Based on GMM with Noise Power Estimation2008

    • Author(s)
      Nobuyuki Miyake
    • Journal Title

      Interspeech

      Pages: 403-406

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Integration of Phoneme-subspaces Using ICA for Speech Feature Extraction and Recognition2008

    • Author(s)
      Hyunsin Park
    • Journal Title

      Joint workshop on Hands-free Speech Communication and Microphone Arrays

      Pages: 148-151

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Active Microphone with Parabolic Reflection Board for Estimation of Sound Source Direction2008

    • Author(s)
      Tetsuya Takiguchi
    • Journal Title

      Joint workshop on Hands-free Speech Communication and Microphone Arrays

      Pages: 65-68

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Estimation of Sound Source Direction Using Parabolic Reflection Board2008

    • Author(s)
      Tetsuya Takiguchi
    • Journal Title

      International Workshop on Nonlinear Circuits and Signal Processing

      Pages: 9-12

    • Related Report
      2008 Annual Research Report 2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] PCA-Based Speech Enhancement for Distorted Speech Recognition2007

    • Author(s)
      Tetsuya Takiguchi, Y. Ariki
    • Journal Title

      Journal of Multimedia Vol. 2

      Pages: 13-18

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Estimation of Room Acoustic Transfer Function Using Speech Model2007

    • Author(s)
      Tetsuya Takiguchi
    • Journal Title

      IEEE Statistical Signal Processing Workshop

      Pages: 336-340

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Noise Detection and Classification in Speech Signals with Boosting2007

    • Author(s)
      Nobuyuki Miyake
    • Journal Title

      IEEE Statistical Signal Processing Workshop

      Pages: 778-782

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] PCA-Based Speech Enhancement for Distorted Speech Recognition2007

    • Author(s)
      Tetsuya Takiguchi
    • Journal Title

      Journal of Multimedia Vol. 2. Issue 5

      Pages: 13-18

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 音響伝達特性モデルを用いたシングルチャネル音源位置推定の検討2009

    • Author(s)
      高島遼一
    • Organizer
      日本音響学会2009年春季研究発表会
    • Place of Presentation
      東京
    • Year and Date
      2009-09-18
    • Related Report
      2008 Final Research Report
  • [Presentation] パラボラ反射板による音響伝達特性の変化を用いたシングルチャネル音源方向推定2009

    • Author(s)
      高島遼一
    • Organizer
      日本音響学会2009年春季研究発表会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2009-03-19
    • Related Report
      2008 Annual Research Report
  • [Presentation] 音響伝達特性モデルを用いたシングルチャネル音源位置推定の検討2009

    • Author(s)
      高島遼一
    • Organizer
      日本音響学会2009年春季研究発表会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2009-03-18
    • Related Report
      2008 Annual Research Report
  • [Presentation] 勾配ヒストグラムに基づく時間-周波数特徴を用いた単語認識2009

    • Author(s)
      室井貴司
    • Organizer
      日本音響学会2009年春季研究発表会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2009-03-17
    • Related Report
      2008 Annual Research Report
  • [Presentation] ランダムプロジェクションを用いた音声特徴量抽出2009

    • Author(s)
      吉井麻里子
    • Organizer
      日本音響学会2009年春季研究発表会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2009-03-17
    • Related Report
      2008 Annual Research Report
  • [Presentation] スペクトル平面における勾配ヒストグラムに基づく音声特徴量の検討2008

    • Author(s)
      室井貴司
    • Organizer
      第10回音声言語シンポジウム
    • Place of Presentation
      東京
    • Year and Date
      2008-12-10
    • Related Report
      2008 Final Research Report
  • [Presentation] 音声の動的特徴のモデルを使った突発性雑音の除去2008

    • Author(s)
      三宅信之
    • Organizer
      第10回音声言語シンポジウム
    • Place of Presentation
      東京
    • Year and Date
      2008-12-10
    • Related Report
      2008 Final Research Report
  • [Presentation] スペクトル平面における勾配ヒストグラムに基づく音声特徴量の検討2008

    • Author(s)
      室井貴司
    • Organizer
      第10回音声言語シンポジウム
    • Place of Presentation
      早稲田大学
    • Year and Date
      2008-12-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] 音声の動的特徴のモデルを使った突発性雑音の除去2008

    • Author(s)
      三宅信之
    • Organizer
      第10回音声言語シンポジウム
    • Place of Presentation
      早稲田大学
    • Year and Date
      2008-12-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] 制約付き非負行列因子分解を用いた音声特徴抽出の検討2008

    • Author(s)
      朴玄信
    • Organizer
      第10回音声言語シンポジウム
    • Place of Presentation
      早稲田大学
    • Year and Date
      2008-12-09
    • Related Report
      2008 Annual Research Report
  • [Presentation] GMMに基づく音声特徴量の時間変動を考慮した突発性雑音の除去2008

    • Author(s)
      三宅信之
    • Organizer
      日本音響学会2008年秋季研究発表会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-09-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] アクティブマイクロフォンによる音響伝達特性を用いたシングルチャネル音源方向推定2008

    • Author(s)
      高島遼一
    • Organizer
      日本音響学会2008年秋季研究発表会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-09-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] MDL基準とICAを用いた統合音素部分空間による音声特徴量抽出の検討2008

    • Author(s)
      朴玄信
    • Organizer
      日本音響学会2008年秋季研究発表会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-09-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] 勾配に基づく特徴量を用いた音声認識の検討2008

    • Author(s)
      室井貴司
    • Organizer
      日本音響学会2008年秋季研究発表会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-09-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] SVMとCARTの組み合わせによるAdaBoostを用いた音声区間検出2008

    • Author(s)
      松田博義
    • Organizer
      日本音響学会2008年春季研究発表会
    • Place of Presentation
      千葉工業大学
    • Year and Date
      2008-03-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] 単一マイクロホンを用いた音響伝達特性の尤度判定による音源位置推定2008

    • Author(s)
      住田雄司
    • Organizer
      日本音響学会2008年春季研究発表会
    • Place of Presentation
      千葉工業大学
    • Year and Date
      2008-03-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] パラボラ反射板を用いたナクティブマイクロフォンによる音源方向推定2008

    • Author(s)
      高島遼一
    • Organizer
      日本音響学会2008年春季研究発表会
    • Place of Presentation
      千葉工業大学
    • Year and Date
      2008-03-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] 音素部分空間の統合による音声特徴量抽出の検討2007

    • Author(s)
      朴玄信
    • Organizer
      第9回音声言語シンポジウム
    • Place of Presentation
      NTT京阪奈ビル
    • Year and Date
      2007-12-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] 弱識別器にSVMを用いたAdaBoostの検討2007

    • Author(s)
      松田博義
    • Organizer
      第9回音声言語シンポジウム
    • Place of Presentation
      NTT京阪奈ビル
    • Year and Date
      2007-12-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] 音声GMMと雑音重み推定を用いた雑音除去2007

    • Author(s)
      三宅信之
    • Organizer
      第9回音声言語シンポジウム
    • Place of Presentation
      NTT京阪奈ビル
    • Year and Date
      2007-12-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] 単一マイクロホンを用いた音響伝達特性の判別による音源方向推定の検討2007

    • Author(s)
      住田雄司
    • Organizer
      日本音響学会2007年秋季研究発表会
    • Place of Presentation
      山梨大学
    • Year and Date
      2007-09-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] 3次キュムラントバイスペクトラム特徴とReal AdaBoostによる音声区間検出2007

    • Author(s)
      松田博義
    • Organizer
      日本音響学会2007年秋季研究発表会
    • Place of Presentation
      山梨大学
    • Year and Date
      2007-09-19
    • Related Report
      2007 Annual Research Report
  • [Presentation] 雑音重み推定と音声GMMを用いた既知雑音除去2007

    • Author(s)
      三宅信之
    • Organizer
      日本音響学会2007年秋季研究発表会
    • Place of Presentation
      山梨大学
    • Year and Date
      2007-09-19
    • Related Report
      2007 Annual Research Report
  • [Book] System Request Utterance Detection Based on Acoustic and Linguistic Features2008

    • Author(s)
      Tetsuya Takiguchi
    • Publisher
      I-Tech Education and Publishing
    • Related Report
      2008 Annual Research Report
  • [Book] Robust Speech Recognition and Understanding2007

    • Author(s)
      Tetsuya Takiguchi
    • Publisher
      I-TECH Education and Publishing
    • Related Report
      2007 Annual Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi