DE69420891T2 - Mustererkennung mit Baumstruktur für Referenzmustermerkmalsvektoren oder für "HMM" - Google Patents

Mustererkennung mit Baumstruktur für Referenzmustermerkmalsvektoren oder für "HMM"

Info

Publication number
DE69420891T2
DE69420891T2 DE69420891T DE69420891T DE69420891T2 DE 69420891 T2 DE69420891 T2 DE 69420891T2 DE 69420891 T DE69420891 T DE 69420891T DE 69420891 T DE69420891 T DE 69420891T DE 69420891 T2 DE69420891 T2 DE 69420891T2
Authority
DE
Germany
Prior art keywords
hmm
tree structure
feature vectors
pattern recognition
reference pattern
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
DE69420891T
Other languages
English (en)
Other versions
DE69420891D1 (de
Inventor
Takao Watanabe
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69420891D1 publication Critical patent/DE69420891D1/de
Publication of DE69420891T2 publication Critical patent/DE69420891T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G10L15/10—Speech classification or search using distance or distortion measures between unknown speech and reference templates
    • 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
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • 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
    • G10L15/12—Speech classification or search using dynamic programming techniques, e.g. dynamic time warping [DTW]
    • 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
    • G10L15/14—Speech classification or search using statistical models, e.g. Hidden Markov Models [HMMs]
    • G10L15/142—Hidden Markov Models [HMMs]
DE69420891T 1993-06-03 1994-06-01 Mustererkennung mit Baumstruktur für Referenzmustermerkmalsvektoren oder für "HMM" Expired - Lifetime DE69420891T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5133049A JP2522154B2 (ja) 1993-06-03 1993-06-03 音声認識システム

Publications (2)

Publication Number Publication Date
DE69420891D1 DE69420891D1 (de) 1999-11-04
DE69420891T2 true DE69420891T2 (de) 2000-07-06

Family

ID=15095626

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420891T Expired - Lifetime DE69420891T2 (de) 1993-06-03 1994-06-01 Mustererkennung mit Baumstruktur für Referenzmustermerkmalsvektoren oder für "HMM"

Country Status (5)

Country Link
US (1) US5912989A (de)
EP (1) EP0627726B1 (de)
JP (1) JP2522154B2 (de)
CA (1) CA2124906C (de)
DE (1) DE69420891T2 (de)

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US10361802B1 (en) 1999-02-01 2019-07-23 Blanding Hovenweep, Llc Adaptive pattern recognition based control system and method
US8352400B2 (en) 1991-12-23 2013-01-08 Hoffberg Steven M Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
US6418424B1 (en) 1991-12-23 2002-07-09 Steven M. Hoffberg Ergonomic man-machine interface incorporating adaptive pattern recognition based control system
JPH08146988A (ja) * 1994-11-21 1996-06-07 N T T Data Tsushin Kk 音声認識方法及び音声認識装置
JP2751856B2 (ja) 1995-02-03 1998-05-18 日本電気株式会社 木構造を用いたパターン適応化方式
WO1997008686A2 (en) * 1995-08-28 1997-03-06 Philips Electronics N.V. Method and system for pattern recognition based on tree organised probability densities
EP0788648B1 (de) * 1995-08-28 2000-08-16 Koninklijke Philips Electronics N.V. Verfahren und system zur mustererkennung mittels dynamischer erzeugung einer untermenge von referenzvektoren
JP3092491B2 (ja) * 1995-08-30 2000-09-25 日本電気株式会社 記述長最小基準を用いたパターン適応化方式
US6128587A (en) * 1997-01-14 2000-10-03 The Regents Of The University Of California Method and apparatus using Bayesian subfamily identification for sequence analysis
JP2991287B2 (ja) * 1997-01-28 1999-12-20 日本電気株式会社 抑制標準パターン選択式話者認識装置
JP2991288B2 (ja) * 1997-01-30 1999-12-20 日本電気株式会社 話者認識装置
JP3067683B2 (ja) 1997-04-01 2000-07-17 日本電気株式会社 パターン認識装置および方法、情報記憶媒体
DE19723294C2 (de) * 1997-06-04 2003-06-18 Daimler Chrysler Ag Mustererkennungsverfahren
GB2333172A (en) * 1998-01-13 1999-07-14 Softsound Limited Recognition
US5983180A (en) * 1997-10-23 1999-11-09 Softsound Limited Recognition of sequential data using finite state sequence models organized in a tree structure
US6151574A (en) * 1997-12-05 2000-11-21 Lucent Technologies Inc. Technique for adaptation of hidden markov models for speech recognition
US6163622A (en) * 1997-12-18 2000-12-19 U.S. Philips Corporation Image retrieval system
US6070164A (en) * 1998-05-09 2000-05-30 Information Systems Corporation Database method and apparatus using hierarchical bit vector index structure
US6272250B1 (en) * 1999-01-20 2001-08-07 University Of Washington Color clustering for scene change detection and object tracking in video sequences
US6721759B1 (en) * 1998-12-24 2004-04-13 Sony Corporation Techniques for spatial representation of data and browsing based on similarity
US7904187B2 (en) 1999-02-01 2011-03-08 Hoffberg Steven M Internet appliance system and method
US6594392B2 (en) * 1999-05-17 2003-07-15 Intel Corporation Pattern recognition based on piecewise linear probability density function
US6526379B1 (en) * 1999-11-29 2003-02-25 Matsushita Electric Industrial Co., Ltd. Discriminative clustering methods for automatic speech recognition
US20040205035A1 (en) * 2000-05-01 2004-10-14 Norbert Rimoux Method and system for adaptive learning and pattern recognition
AU2000276404A1 (en) * 2000-09-30 2002-04-15 Intel Corporation (A Corporation Of Delaware) Method, apparatus, and system for building a compact model for large vocabulary continuous speech recognition (lvcsr) system
US6978239B2 (en) * 2000-12-04 2005-12-20 Microsoft Corporation Method and apparatus for speech synthesis without prosody modification
US7802236B2 (en) * 2002-09-09 2010-09-21 The Regents Of The University Of California Method and apparatus for identifying similar regions of a program's execution
US7496498B2 (en) * 2003-03-24 2009-02-24 Microsoft Corporation Front-end architecture for a multi-lingual text-to-speech system
US7542949B2 (en) * 2004-05-12 2009-06-02 Mitsubishi Electric Research Laboratories, Inc. Determining temporal patterns in sensed data sequences by hierarchical decomposition of hidden Markov models
US7805301B2 (en) * 2005-07-01 2010-09-28 Microsoft Corporation Covariance estimation for pattern recognition
US20100185672A1 (en) * 2009-01-21 2010-07-22 Rising Iii Hawley K Techniques for spatial representation of data and browsing based on similarity
US20100239168A1 (en) * 2009-03-20 2010-09-23 Microsoft Corporation Semi-tied covariance modelling for handwriting recognition
US20100246941A1 (en) * 2009-03-24 2010-09-30 Microsoft Corporation Precision constrained gaussian model for handwriting recognition
US9336774B1 (en) * 2012-04-20 2016-05-10 Google Inc. Pattern recognizing engine
CN110889438B (zh) * 2019-11-08 2023-07-04 重庆金山医疗技术研究院有限公司 一种图像处理方法、装置、电子设备及存储介质
WO2021202552A1 (en) * 2020-03-30 2021-10-07 Oracle International Corporation Improved techniques for out-of-domain (ood) detection

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JPS5525150A (en) * 1978-08-10 1980-02-22 Nec Corp Pattern recognition unit
JPS55157799A (en) * 1979-05-29 1980-12-08 Nippon Electric Co High efficiency pattern matching unit
DE58906476D1 (de) * 1988-07-05 1994-02-03 Siemens Ag In integrierter Schaltungstechnik ausgeführtes digitales neuronales Netz.
JP2940933B2 (ja) * 1989-05-20 1999-08-25 株式会社リコー パターン認識方式
JPH07104952B2 (ja) * 1989-12-28 1995-11-13 シャープ株式会社 パターンマッチング装置
US5060282A (en) * 1990-03-26 1991-10-22 The United States Of America As Represented By The United States Department Of Energy Optical pattern recognition architecture implementing the mean-square error correlation algorithm
US5276766A (en) * 1991-07-16 1994-01-04 International Business Machines Corporation Fast algorithm for deriving acoustic prototypes for automatic speech recognition
JP3118725B2 (ja) * 1991-09-11 2000-12-18 株式会社日立製作所 自動分類方法
US5325445A (en) * 1992-05-29 1994-06-28 Eastman Kodak Company Feature classification using supervised statistical pattern recognition

Also Published As

Publication number Publication date
CA2124906A1 (en) 1994-12-04
DE69420891D1 (de) 1999-11-04
EP0627726A1 (de) 1994-12-07
CA2124906C (en) 1999-09-14
US5912989A (en) 1999-06-15
EP0627726B1 (de) 1999-09-29
JPH06348292A (ja) 1994-12-22
JP2522154B2 (ja) 1996-08-07

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