DE60204504D1 - Schlüsselworterkennung in einem verrauschten Signal - Google Patents

Schlüsselworterkennung in einem verrauschten Signal

Info

Publication number
DE60204504D1
DE60204504D1 DE60204504T DE60204504T DE60204504D1 DE 60204504 D1 DE60204504 D1 DE 60204504D1 DE 60204504 T DE60204504 T DE 60204504T DE 60204504 T DE60204504 T DE 60204504T DE 60204504 D1 DE60204504 D1 DE 60204504D1
Authority
DE
Germany
Prior art keywords
noisy signal
keyword recognition
keyword
recognition
noisy
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 - Fee Related
Application number
DE60204504T
Other languages
English (en)
Other versions
DE60204504T2 (de
Inventor
Philippe R Morin
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60204504D1 publication Critical patent/DE60204504D1/de
Publication of DE60204504T2 publication Critical patent/DE60204504T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/08—Speech classification or search
    • G10L2015/088—Word spotting
DE60204504T 2001-03-28 2002-03-28 Schlüsselworterkennung in einem verrauschten Signal Expired - Fee Related DE60204504T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/818,849 US6985859B2 (en) 2001-03-28 2001-03-28 Robust word-spotting system using an intelligibility criterion for reliable keyword detection under adverse and unknown noisy environments
US818849 2001-03-28

Publications (2)

Publication Number Publication Date
DE60204504D1 true DE60204504D1 (de) 2005-07-14
DE60204504T2 DE60204504T2 (de) 2006-06-01

Family

ID=25226590

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60204504T Expired - Fee Related DE60204504T2 (de) 2001-03-28 2002-03-28 Schlüsselworterkennung in einem verrauschten Signal

Country Status (5)

Country Link
US (1) US6985859B2 (de)
EP (1) EP1246165B1 (de)
CN (1) CN1228759C (de)
DE (1) DE60204504T2 (de)
ES (1) ES2243658T3 (de)

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Publication number Priority date Publication date Assignee Title
US7324940B1 (en) 2003-02-28 2008-01-29 Lumen Vox, Llc Speech recognition concept confidence measurement
KR100556365B1 (ko) * 2003-07-07 2006-03-03 엘지전자 주식회사 음성 인식장치 및 방법
US7650282B1 (en) 2003-07-23 2010-01-19 Nexidia Inc. Word spotting score normalization
US8200495B2 (en) 2005-02-04 2012-06-12 Vocollect, Inc. Methods and systems for considering information about an expected response when performing speech recognition
US7895039B2 (en) * 2005-02-04 2011-02-22 Vocollect, Inc. Methods and systems for optimizing model adaptation for a speech recognition system
US7827032B2 (en) 2005-02-04 2010-11-02 Vocollect, Inc. Methods and systems for adapting a model for a speech recognition system
US7949533B2 (en) 2005-02-04 2011-05-24 Vococollect, Inc. Methods and systems for assessing and improving the performance of a speech recognition system
US7865362B2 (en) * 2005-02-04 2011-01-04 Vocollect, Inc. Method and system for considering information about an expected response when performing speech recognition
US7881933B2 (en) * 2007-03-23 2011-02-01 Verizon Patent And Licensing Inc. Age determination using speech
US8045798B2 (en) * 2007-08-30 2011-10-25 Xerox Corporation Features generation and spotting methods and systems using same
US8014603B2 (en) * 2007-08-30 2011-09-06 Xerox Corporation System and method for characterizing handwritten or typed words in a document
US8340428B2 (en) 2008-04-02 2012-12-25 Xerox Corporation Unsupervised writer style adaptation for handwritten word spotting
KR101056511B1 (ko) 2008-05-28 2011-08-11 (주)파워보이스 실시간 호출명령어 인식을 이용한 잡음환경에서의음성구간검출과 연속음성인식 시스템
US8700399B2 (en) * 2009-07-06 2014-04-15 Sensory, Inc. Systems and methods for hands-free voice control and voice search
US8914290B2 (en) 2011-05-20 2014-12-16 Vocollect, Inc. Systems and methods for dynamically improving user intelligibility of synthesized speech in a work environment
JP6024180B2 (ja) * 2012-04-27 2016-11-09 富士通株式会社 音声認識装置、音声認識方法、及びプログラム
TWI557722B (zh) * 2012-11-15 2016-11-11 緯創資通股份有限公司 語音干擾的濾除方法、系統，與電腦可讀記錄媒體
US9978395B2 (en) 2013-03-15 2018-05-22 Vocollect, Inc. Method and system for mitigating delay in receiving audio stream during production of sound from audio stream
CN106778540B (zh) * 2013-03-28 2019-06-28 南通大学 停车检测准确的基于双层背景的停车事件检测方法
US9390708B1 (en) * 2013-05-28 2016-07-12 Amazon Technologies, Inc. Low latency and memory efficient keywork spotting
US20150179165A1 (en) * 2013-12-19 2015-06-25 Nuance Communications, Inc. System and method for caller intent labeling of the call-center conversations
US10714121B2 (en) 2016-07-27 2020-07-14 Vocollect, Inc. Distinguishing user speech from background speech in speech-dense environments
US10811007B2 (en) * 2018-06-08 2020-10-20 International Business Machines Corporation Filtering audio-based interference from voice commands using natural language processing
JP7191792B2 (ja) * 2019-08-23 2022-12-19 株式会社東芝 情報処理装置、情報処理方法およびプログラム

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US5761639A (en) * 1989-03-13 1998-06-02 Kabushiki Kaisha Toshiba Method and apparatus for time series signal recognition with signal variation proof learning
US5425129A (en) 1992-10-29 1995-06-13 International Business Machines Corporation Method for word spotting in continuous speech
US5465317A (en) * 1993-05-18 1995-11-07 International Business Machines Corporation Speech recognition system with improved rejection of words and sounds not in the system vocabulary
US5604839A (en) * 1994-07-29 1997-02-18 Microsoft Corporation Method and system for improving speech recognition through front-end normalization of feature vectors
US5710864A (en) 1994-12-29 1998-01-20 Lucent Technologies Inc. Systems, methods and articles of manufacture for improving recognition confidence in hypothesized keywords
JP3484801B2 (ja) * 1995-02-17 2004-01-06 ソニー株式会社 音声信号の雑音低減方法及び装置
US5719921A (en) 1996-02-29 1998-02-17 Nynex Science & Technology Methods and apparatus for activating telephone services in response to speech
JP3611223B2 (ja) 1996-08-20 2005-01-19 株式会社リコー 音声認識装置及び方法
EP0856832A1 (de) * 1997-02-03 1998-08-05 Koninklijke Philips Electronics N.V. Verfahren und Vorrichtung zur Worterkennung
US6029124A (en) * 1997-02-21 2000-02-22 Dragon Systems, Inc. Sequential, nonparametric speech recognition and speaker identification
ES2161550T3 (es) * 1997-09-18 2001-12-01 Siemens Ag Procedimiento para el reconocimiento de una palabra clave en lenguaje hablado.
US6138095A (en) * 1998-09-03 2000-10-24 Lucent Technologies Inc. Speech recognition
US6571210B2 (en) * 1998-11-13 2003-05-27 Microsoft Corporation Confidence measure system using a near-miss pattern
FI116991B (fi) 1999-01-18 2006-04-28 Nokia Corp Menetelmä puheen tunnistamisessa, puheentunnistuslaite ja puheella ohjattava langaton viestin
US6526380B1 (en) * 1999-03-26 2003-02-25 Koninklijke Philips Electronics N.V. Speech recognition system having parallel large vocabulary recognition engines
US6539353B1 (en) * 1999-10-12 2003-03-25 Microsoft Corporation Confidence measures using sub-word-dependent weighting of sub-word confidence scores for robust speech recognition

Also Published As

Publication number Publication date
CN1434436A (zh) 2003-08-06
US20020161581A1 (en) 2002-10-31
US6985859B2 (en) 2006-01-10
DE60204504T2 (de) 2006-06-01
ES2243658T3 (es) 2005-12-01
EP1246165A1 (de) 2002-10-02
CN1228759C (zh) 2005-11-23
EP1246165B1 (de) 2005-06-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee