KR100933109B1 - 함축적인 화자 적응을 사용하는 음성 인식 시스템 - Google Patents
함축적인 화자 적응을 사용하는 음성 인식 시스템 Download PDFInfo
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- KR100933109B1 KR100933109B1 KR1020077024057A KR20077024057A KR100933109B1 KR 100933109 B1 KR100933109 B1 KR 100933109B1 KR 1020077024057 A KR1020077024057 A KR 1020077024057A KR 20077024057 A KR20077024057 A KR 20077024057A KR 100933109 B1 KR100933109 B1 KR 100933109B1
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- 230000001419 dependent effect Effects 0.000 claims abstract description 16
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- 238000012549 training Methods 0.000 abstract description 47
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- 230000001755 vocal effect Effects 0.000 description 15
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- 238000004422 calculation algorithm Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009118 appropriate response Effects 0.000 description 1
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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
- G10L15/14—Speech classification or search using statistical models, e.g. Hidden Markov Models [HMMs]
- G10L15/142—Hidden Markov Models [HMMs]
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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
- G10L15/06—Creation of reference templates; Training of speech recognition systems, e.g. adaptation to the characteristics of the speaker's voice
- G10L15/065—Adaptation
- G10L15/07—Adaptation to the speaker
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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
- G10L15/10—Speech classification or search using distance or distortion measures between unknown speech and reference templates
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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
- G10L15/12—Speech classification or search using dynamic programming techniques, e.g. dynamic time warping [DTW]
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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
- G10L15/14—Speech classification or search using statistical models, e.g. Hidden Markov Models [HMMs]
- G10L15/142—Hidden Markov Models [HMMs]
- G10L15/144—Training of HMMs
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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
- G10L15/28—Constructional details of speech recognition systems
- G10L15/32—Multiple recognisers used in sequence or in parallel; Score combination systems therefor, e.g. voting systems
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Abstract
Description
Claims (5)
- 삭제
- 적어도 하나의 입력 패턴 매칭 스코어를 생성하고 인식된 발성 클래스(utterance class)를 결정하기 위해서 제1 입력 스피치 세그먼트와 적어도 하나의 화자 독립 음향 템플릿의 패턴 매칭을 수행하는 단계;상기 인식된 발성 클래스에 대응하는 저장된 화자 종속 음향 템플릿과 연관된 스코어와 상기 적어도 하나의 입력 패턴 매칭 스코어를 비교하는 단계;상기 비교 결과에 기초하여, 상기 제1 입력 스피치 세그먼트로부터 유도된 새로운 템플릿으로 상기 저장된 화자 종속 음향 템플릿을 대체하는 단계; 및상기 새로운 템플릿과 연관된 적어도 하나의 입력 패턴 매칭 스코어로 상기 저장된 화자 종속 음향 템플릿과 연관된 스코어를 대체하는 단계를 포함하며,상기 패턴 매칭 수행 단계는적어도 하나의 은닉 마르코프 모델(HMM) 매칭 스코어를 생성하기 위해서 적어도 하나의 HMM 템플릿과 상기 제1 입력 스피치 세그먼트의 HMM 패턴 매칭을 수행하는 단계;적어도 하나의 동적 타임 와핑(DTW) 매칭 스코어를 생성하기 위해서 적어도 하나의 DTW 템플릿과 상기 제1 입력 스피치 세그먼트의 DTW 패턴 매칭을 수행하는 단계; 및상기 적어도 하나의 입력 패턴 매칭 스코어를 생성하기 위해서 상기 적어도 하나의 HMM 매칭 스코어 및 상기 적어도 하나의 DTW 매칭 스코어의 적어도 하나의 가중된 합 연산을 수행하는 단계를 더 포함하는, 음성 인식 수행 방법.
- 적어도 하나의 입력 패턴 매칭 스코어를 생성하고 인식된 발성 클래스(utterance class)를 결정하기 위해서 제1 입력 스피치 세그먼트와 적어도 하나의 화자 독립 음향 템플릿의 패턴 매칭을 수행하는 단계;상기 인식된 발성 클래스에 대응하는 저장된 화자 종속 음향 템플릿과 연관된 스코어와 상기 적어도 하나의 입력 패턴 매칭 스코어를 비교하는 단계;상기 비교 결과에 기초하여, 상기 제1 입력 스피치 세그먼트로부터 유도된 새로운 템플릿으로 상기 저장된 화자 종속 음향 템플릿을 대체하는 단계;상기 새로운 템플릿과 연관된 적어도 하나의 입력 패턴 매칭 스코어로 상기 저장된 화자 종속 음향 템플릿과 연관된 스코어를 대체하는 단계;적어도 하나의 화자 독립 매칭 스코어를 생성하기 위해서 적어도 하나의 화자 독립 음향 템플릿과 제2 입력 스피치 세그먼트의 패턴 매칭을 수행하는 단계;화자 종속 매칭 스코어를 생성하기 위해서 상기 저장된 화자 종속 음향 템플릿과 상기 제2 입력 스피치 세그먼트의 패턴 매칭을 수행하는 단계; 및적어도 하나의 결합된 매칭 스코어를 생성하기 위해서 상기 화자 종속 매칭 스코어와 상기 적어도 하나의 화자 독립 매칭 스코어를 결합하는 단계를 포함하는, 음성 인식 수행 방법.
- 제3항에 있어서, 상기 방법은최선의(best) 상기 적어도 하나의 결합된 매칭 스코어와 연관된 발성 클래스를 식별하는 단계를 더 포함하는, 음성 인식 수행 방법.
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US09/821,606 | 2001-03-28 | ||
US09/821,606 US20020143540A1 (en) | 2001-03-28 | 2001-03-28 | Voice recognition system using implicit speaker adaptation |
PCT/US2002/008727 WO2002080142A2 (en) | 2001-03-28 | 2002-03-22 | Voice recognition system using implicit speaker adaptation |
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KR1020037012775A Division KR100933107B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
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KR1020097017621A Division KR101031717B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
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KR20070106808A KR20070106808A (ko) | 2007-11-05 |
KR100933109B1 true KR100933109B1 (ko) | 2009-12-21 |
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KR1020037012775A KR100933107B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020097017648A KR101031660B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020077024057A KR100933109B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020077024058A KR100933108B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020097017621A KR101031717B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020097017599A KR101031744B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
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KR1020037012775A KR100933107B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020097017648A KR101031660B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
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KR1020077024058A KR100933108B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020097017621A KR101031717B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
KR1020097017599A KR101031744B1 (ko) | 2001-03-28 | 2002-03-22 | 함축적인 화자 적응을 사용하는 음성 인식 시스템 |
Country Status (13)
Country | Link |
---|---|
US (1) | US20020143540A1 (ko) |
EP (3) | EP1374223B1 (ko) |
JP (5) | JP2004530155A (ko) |
KR (6) | KR100933107B1 (ko) |
CN (3) | CN101221758A (ko) |
AT (3) | ATE372573T1 (ko) |
AU (1) | AU2002255863A1 (ko) |
DE (2) | DE60233763D1 (ko) |
DK (1) | DK1374223T3 (ko) |
ES (3) | ES2288549T3 (ko) |
HK (2) | HK1092269A1 (ko) |
TW (1) | TW577043B (ko) |
WO (1) | WO2002080142A2 (ko) |
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