JP5014785B2 - 表音ベース音声認識システム及び方法 - Google Patents
表音ベース音声認識システム及び方法 Download PDFInfo
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- JP5014785B2 JP5014785B2 JP2006509541A JP2006509541A JP5014785B2 JP 5014785 B2 JP5014785 B2 JP 5014785B2 JP 2006509541 A JP2006509541 A JP 2006509541A JP 2006509541 A JP2006509541 A JP 2006509541A JP 5014785 B2 JP5014785 B2 JP 5014785B2
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- phonetic
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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
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
-
- 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
-
- 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
-
- 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
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
-
- 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
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
- G10L2015/025—Phonemes, fenemes or fenones being the recognition units
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- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- Machine Translation (AREA)
- Character Discrimination (AREA)
- Telephonic Communication Services (AREA)
- Devices For Executing Special Programs (AREA)
Description
/JH EY M Z S M IH1 TH/
である。
/JH EY N S M AY DH/
で与えられるであろう、‘Jane Smythe’に対応する、別の、同様な参照シーケンスがあると仮定する。
/CH EY N S N IH TH S/
であり得る。
エス・ジェイ・ヤング(S. J. Young)等,「HTKブック(The HTK Book)」 「タイムワープ、文字列編集及びマクロモレキュール:シーケンス比較の理論及び実際(Time Warps, String Edits and Macromolecules: the Theory and Practice of Sequence Comparison)」,1983年,アディソン−ウェズリー(Addison Wesley) ジェイ・ビー・クラスカル(J. B. Kruskal),「シーケンス比較概説(An Overview of Sequence Comparison)」
2 アナログ−デジタル変換器
3 スペクトルアナライザ
4 表音デコーダ
5 字解器
6 ディスプレイモニタ
210 表音単位シーケンス
220,320 突合わせユニット
230,330 参照リスト
240,340 突合わせコストマトリックス
250,350 字解出力
Claims (2)
- 音声認識装置において、
表音認識器から出力される表音シーケンス出力を受け取るように構成された入力ユニット、
複数の参照音素シーケンスを格納するように構成された参照リスト、及び
前記入力ユニットによって受け取られた前記表音シーケンス出力を、前記参照リストに格納された前記複数の参照音素シーケンスの内の1つと突き合わせ、前記表音シーケンス出力に最も適合する参照音素シーケンスを決定するように構成された突合わせユニット、
を備え、
前記突き合わせユニットは、前記表音認識器から出力される表音シーケンス出力に関する付加情報を含む突合せコストマトリックスからの情報を利用することによって、前記音素シーケンス出力を前記参照リストに格納された前記複数の参照音素シーケンスの内の1つと突き合わせ、
前記表音認識器は、前記表音認識器に入力される音響的シーケンスに出現する相異なる表音強勢レベルを弁別できないことを特徴とする音声認識装置。 - 音声認識装置において、
表音認識器から出力される表音シーケンス出力を受け取るように構成された入力ユニット、
複数の参照音素シーケンスを格納するように構成された参照リスト、及び
前記入力ユニットによって受け取られた前記表音シーケンス出力を、前記参照リストに格納された前記複数の参照音素シーケンスの内の1つと突き合わせ、前記表音シーケンス出力に最も適合する参照音素シーケンスを決定するように構成された突合わせユニット、
を備え、
前記突き合わせユニットは、前記表音認識器から出力される表音シーケンス出力に関する付加情報を含む突合せコストマトリックスからの情報を利用することによって、前記音素シーケンス出力を前記参照リストに格納された前記複数の参照音素シーケンスの内の1つと突き合わせ、
前記表音認識器は、前記表音認識器に入力される音響的シーケンス入力に出現する母音直後子音と母音直前子音を弁別できないことを特徴とする音声認識装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/401,572 US7146319B2 (en) | 2003-03-31 | 2003-03-31 | Phonetically based speech recognition system and method |
US10/401,572 | 2003-03-31 | ||
PCT/US2004/009929 WO2004090866A2 (en) | 2003-03-31 | 2004-03-31 | Phonetically based speech recognition system and method |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012039034A Division JP2012137776A (ja) | 2003-03-31 | 2012-02-24 | 音声認識装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006522370A JP2006522370A (ja) | 2006-09-28 |
JP2006522370A5 JP2006522370A5 (ja) | 2007-05-31 |
JP5014785B2 true JP5014785B2 (ja) | 2012-08-29 |
Family
ID=32989483
Family Applications (2)
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JP2006509541A Expired - Fee Related JP5014785B2 (ja) | 2003-03-31 | 2004-03-31 | 表音ベース音声認識システム及び方法 |
JP2012039034A Ceased JP2012137776A (ja) | 2003-03-31 | 2012-02-24 | 音声認識装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012039034A Ceased JP2012137776A (ja) | 2003-03-31 | 2012-02-24 | 音声認識装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7146319B2 (ja) |
EP (1) | EP1629464B1 (ja) |
JP (2) | JP5014785B2 (ja) |
KR (1) | KR101056080B1 (ja) |
AT (1) | ATE405919T1 (ja) |
DE (1) | DE602004015973D1 (ja) |
WO (1) | WO2004090866A2 (ja) |
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