DE60201262D1 - Hierarchische sprachmodelle - Google Patents

Hierarchische sprachmodelle

Info

Publication number
DE60201262D1
DE60201262D1 DE60201262T DE60201262T DE60201262D1 DE 60201262 D1 DE60201262 D1 DE 60201262D1 DE 60201262 T DE60201262 T DE 60201262T DE 60201262 T DE60201262 T DE 60201262T DE 60201262 D1 DE60201262 D1 DE 60201262D1
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DE
Germany
Prior art keywords
contextual models
contextual
hierarchy
text
models
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
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DE60201262T
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English (en)
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DE60201262T2 (de
Inventor
Edward Epstein
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Nuance Communications Inc
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International Business Machines Corp
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Publication date
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Publication of DE60201262D1 publication Critical patent/DE60201262D1/de
Publication of DE60201262T2 publication Critical patent/DE60201262T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00Speech recognition
    • G10L15/26Speech to text systems
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00Speech recognition
    • G10L15/08Speech classification or search
    • G10L15/18Speech classification or search using natural language modelling
    • G10L15/183Speech classification or search using natural language modelling using context dependencies, e.g. language models
    • G10L15/19Grammatical context, e.g. disambiguation of the recognition hypotheses based on word sequence rules
    • G10L15/197Probabilistic grammars, e.g. word n-grams
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00Speech recognition
    • G10L15/08Speech classification or search
    • G10L15/18Speech classification or search using natural language modelling
    • G10L15/183Speech classification or search using natural language modelling using context dependencies, e.g. language models
DE60201262T 2001-03-01 2002-02-28 Hierarchische sprachmodelle Expired - Lifetime DE60201262T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US798655 1985-11-15
US09/798,655 US6754626B2 (en) 2001-03-01 2001-03-01 Creating a hierarchical tree of language models for a dialog system based on prompt and dialog context
PCT/GB2002/000889 WO2002071391A2 (en) 2001-03-01 2002-02-28 Hierarchichal language models

Publications (2)

Publication Number Publication Date
DE60201262D1 true DE60201262D1 (de) 2004-10-21
DE60201262T2 DE60201262T2 (de) 2005-11-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE60201262T Expired - Lifetime DE60201262T2 (de) 2001-03-01 2002-02-28 Hierarchische sprachmodelle

Country Status (10)

Country Link
US (1) US6754626B2 (de)
EP (1) EP1366490B1 (de)
JP (1) JP3940363B2 (de)
KR (1) KR100563365B1 (de)
CN (1) CN1256714C (de)
AT (1) ATE276568T1 (de)
CA (1) CA2437620C (de)
DE (1) DE60201262T2 (de)
ES (1) ES2227421T3 (de)
WO (1) WO2002071391A2 (de)

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Publication number Publication date
JP2004523004A (ja) 2004-07-29
CN1535460A (zh) 2004-10-06
KR100563365B1 (ko) 2006-03-22
ES2227421T3 (es) 2005-04-01
JP3940363B2 (ja) 2007-07-04
CN1256714C (zh) 2006-05-17
KR20030076686A (ko) 2003-09-26
CA2437620A1 (en) 2002-09-12
DE60201262T2 (de) 2005-11-17
EP1366490B1 (de) 2004-09-15
CA2437620C (en) 2005-04-12
US20020123891A1 (en) 2002-09-05
WO2002071391A3 (en) 2002-11-21
EP1366490A2 (de) 2003-12-03
US6754626B2 (en) 2004-06-22
ATE276568T1 (de) 2004-10-15
WO2002071391A2 (en) 2002-09-12

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