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DE60203436D1 - Verfahren und System zum Erkennen, Indizieren und Suchen von akustischen Signalen - Google Patents

Verfahren und System zum Erkennen, Indizieren und Suchen von akustischen Signalen

Info

Publication number
DE60203436D1
DE60203436D1 DE60203436T DE60203436T DE60203436D1 DE 60203436 D1 DE60203436 D1 DE 60203436D1 DE 60203436 T DE60203436 T DE 60203436T DE 60203436 T DE60203436 T DE 60203436T DE 60203436 D1 DE60203436 D1 DE 60203436D1
Authority
DE
Germany
Prior art keywords
indexing
searching
detecting
acoustic signals
acoustic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60203436T
Other languages
English (en)
Other versions
DE60203436T2 (de
Inventor
Michael A Casey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE60203436D1 publication Critical patent/DE60203436D1/de
Publication of DE60203436T2 publication Critical patent/DE60203436T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0272—Voice signal separating
    • G10L21/028—Voice signal separating using properties of sound source
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/60—Information retrieval; Database structures therefor; File system structures therefor of audio data
    • G06F16/68—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/683—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/08—Speech classification or search
    • G10L15/14—Speech classification or search using statistical models, e.g. Hidden Markov Models [HMMs]
    • G10L15/142—Hidden Markov Models [HMMs]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Library & Information Science (AREA)
  • Acoustics & Sound (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
DE60203436T 2001-05-21 2002-05-14 Verfahren und System zum Erkennen, Indizieren und Suchen von akustischen Signalen Expired - Lifetime DE60203436T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US861808 1977-12-19
US09/861,808 US20010044719A1 (en) 1999-07-02 2001-05-21 Method and system for recognizing, indexing, and searching acoustic signals

Publications (2)

Publication Number Publication Date
DE60203436D1 true DE60203436D1 (de) 2005-05-04
DE60203436T2 DE60203436T2 (de) 2006-02-09

Family

ID=25336821

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60203436T Expired - Lifetime DE60203436T2 (de) 2001-05-21 2002-05-14 Verfahren und System zum Erkennen, Indizieren und Suchen von akustischen Signalen

Country Status (4)

Country Link
US (1) US20010044719A1 (de)
EP (1) EP1260968B1 (de)
JP (1) JP2003015684A (de)
DE (1) DE60203436T2 (de)

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Also Published As

Publication number Publication date
DE60203436T2 (de) 2006-02-09
EP1260968B1 (de) 2005-03-30
EP1260968A1 (de) 2002-11-27
US20010044719A1 (en) 2001-11-22
JP2003015684A (ja) 2003-01-17

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