CN1171199C - 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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- CN1171199C CN1171199C CNB998045551A CN99804555A CN1171199C CN 1171199 C CN1171199 C CN 1171199C CN B998045551 A CNB998045551 A CN B998045551A CN 99804555 A CN99804555 A CN 99804555A CN 1171199 C CN1171199 C CN 1171199C
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- 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
- G10L15/06—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 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
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
-
- 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
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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)
- Acoustics & Sound (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Probability & Statistics with Applications (AREA)
- Multimedia (AREA)
- Artificial Intelligence (AREA)
- Data Mining & Analysis (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Databases & Information Systems (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Document Processing Apparatus (AREA)
- Machine Translation (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/050,286 | 1998-03-30 | ||
| US09/050,286 US6418431B1 (en) | 1998-03-30 | 1998-03-30 | Information retrieval and speech recognition based on language models |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031084869A Division CN1253821C (zh) | 1998-03-30 | 1999-02-09 | 基于语言模型的信息检索方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1295705A CN1295705A (zh) | 2001-05-16 |
| CN1171199C true CN1171199C (zh) | 2004-10-13 |
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 After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
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 |
|---|---|---|---|---|
| CN103425727A (zh) * | 2012-05-14 | 2013-12-04 | 国际商业机器公司 | 上下文语音查询扩大方法和系统 |
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| CN103425727A (zh) * | 2012-05-14 | 2013-12-04 | 国际商业机器公司 | 上下文语音查询扩大方法和系统 |
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| EP1066625A1 (en) | 2001-01-10 |
| DE69932044T2 (de) | 2006-11-23 |
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| JP4494632B2 (ja) | 2010-06-30 |
| JP4664423B2 (ja) | 2011-04-06 |
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