DE60124842D1 - Rauschrobuste Mustererkennung - Google Patents

Rauschrobuste Mustererkennung

Info

Publication number
DE60124842D1
DE60124842D1 DE60124842T DE60124842T DE60124842D1 DE 60124842 D1 DE60124842 D1 DE 60124842D1 DE 60124842 T DE60124842 T DE 60124842T DE 60124842 T DE60124842 T DE 60124842T DE 60124842 D1 DE60124842 D1 DE 60124842D1
Authority
DE
Germany
Prior art keywords
noise
pattern recognition
training
signal
recognition model
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
DE60124842T
Other languages
English (en)
Other versions
DE60124842T2 (de
Inventor
Li Deng
Xuedong Huang
Michael D Plumpe
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.)
Microsoft Corp
Original Assignee
Microsoft 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 Microsoft Corp filed Critical Microsoft Corp
Application granted granted Critical
Publication of DE60124842D1 publication Critical patent/DE60124842D1/de
Publication of DE60124842T2 publication Critical patent/DE60124842T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L21/0208—Noise filtering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
    • 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
    • G10L15/06—Creation of reference templates; Training of speech recognition systems, e.g. adaptation to the characteristics of the speaker's voice
    • 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
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
DE60124842T 2000-10-16 2001-10-10 Rauschrobuste Mustererkennung Expired - Lifetime DE60124842T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/688,950 US6876966B1 (en) 2000-10-16 2000-10-16 Pattern recognition training method and apparatus using inserted noise followed by noise reduction
US688950 2000-10-16

Publications (2)

Publication Number Publication Date
DE60124842D1 true DE60124842D1 (de) 2007-01-11
DE60124842T2 DE60124842T2 (de) 2007-04-12

Family

ID=24766456

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60124842T Expired - Lifetime DE60124842T2 (de) 2000-10-16 2001-10-10 Rauschrobuste Mustererkennung

Country Status (5)

Country Link
US (1) US6876966B1 (de)
EP (1) EP1199708B1 (de)
JP (1) JP4195211B2 (de)
AT (1) ATE347161T1 (de)
DE (1) DE60124842T2 (de)

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Also Published As

Publication number Publication date
US6876966B1 (en) 2005-04-05
JP4195211B2 (ja) 2008-12-10
EP1199708A2 (de) 2002-04-24
ATE347161T1 (de) 2006-12-15
EP1199708B1 (de) 2006-11-29
DE60124842T2 (de) 2007-04-12
JP2002140089A (ja) 2002-05-17
EP1199708A3 (de) 2003-10-15

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