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
Authority
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
Application number
DE60201262T
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English (en)
Other versions
DE60201262T2 (de
Inventor
Edward Epstein
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.)
Nuance Communications Inc
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
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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

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
    • G10L15/00—Speech recognition
    • G10L15/26—Speech to text systems
    • 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
    • G10L15/18—Speech classification or search using natural language modelling
    • G10L15/183—Speech classification or search using natural language modelling using context dependencies, e.g. language models
    • G10L15/19—Grammatical context, e.g. disambiguation of the recognition hypotheses based on word sequence rules
    • G10L15/197—Probabilistic grammars, e.g. word n-grams
    • 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
    • G10L15/18—Speech classification or search using natural language modelling
    • G10L15/183—Speech classification or search using natural language modelling using context dependencies, e.g. language models

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Probability & Statistics with Applications (AREA)
  • Artificial Intelligence (AREA)
  • Machine Translation (AREA)
  • Devices For Executing Special Programs (AREA)
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

ID=25173942

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

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