CN1474378A - 基于语言模型的信息检索和语音识别 - Google Patents
基于语言模型的信息检索和语音识别 Download PDFInfo
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- CN1474378A CN1474378A CNA031084869A CN03108486A CN1474378A CN 1474378 A CN1474378 A CN 1474378A CN A031084869 A CNA031084869 A CN A031084869A CN 03108486 A CN03108486 A CN 03108486A CN 1474378 A CN1474378 A CN 1474378A
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- 238000013549 information retrieval technique Methods 0.000 description 15
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Classifications
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- 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
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- 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
- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
- G06F16/33—Querying
- G06F16/3331—Query processing
- G06F16/334—Query execution
- G06F16/3346—Query execution using probabilistic model
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- 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
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99931—Database or file accessing
- Y10S707/99933—Query processing, i.e. searching
- Y10S707/99934—Query formulation, input preparation, or translation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Probability & Statistics with Applications (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Theoretical Computer Science (AREA)
- Artificial Intelligence (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Databases & Information Systems (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Machine Translation (AREA)
- Document Processing Apparatus (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/050,286 US6418431B1 (en) | 1998-03-30 | 1998-03-30 | Information retrieval and speech recognition based on language models |
US09/050,286 | 1998-03-30 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998045551A Division CN1171199C (zh) | 1998-03-30 | 1999-02-09 | 基于语言模型的信息检索和语音识别 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1474378A true CN1474378A (zh) | 2004-02-11 |
CN1253821C CN1253821C (zh) | 2006-04-26 |
Family
ID=21964405
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998045551A Expired - Fee Related CN1171199C (zh) | 1998-03-30 | 1999-02-09 | 基于语言模型的信息检索和语音识别 |
CNB031084869A Expired - Fee Related CN1253821C (zh) | 1998-03-30 | 1999-02-09 | 基于语言模型的信息检索方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998045551A Expired - Fee Related CN1171199C (zh) | 1998-03-30 | 1999-02-09 | 基于语言模型的信息检索和语音识别 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6418431B1 (zh) |
EP (1) | EP1066625B1 (zh) |
JP (2) | JP4494632B2 (zh) |
KR (1) | KR100609253B1 (zh) |
CN (2) | CN1171199C (zh) |
CA (1) | CA2321112C (zh) |
DE (1) | DE69932044T2 (zh) |
WO (1) | WO1999050830A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100421153C (zh) * | 2004-10-22 | 2008-09-24 | 顾稚敏 | 一种预存式语言识别系统及其方法 |
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CN1253821C (zh) | 2006-04-26 |
CA2321112A1 (en) | 1999-10-07 |
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CN1295705A (zh) | 2001-05-16 |
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