GB2577997B - A feature extraction system, an automatic speech recognition system, a feature extraction method, an automatic speech recognition method and a method - Google Patents

A feature extraction system, an automatic speech recognition system, a feature extraction method, an automatic speech recognition method and a method Download PDF

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Publication number
GB2577997B
GB2577997B GB1913909.6A GB201913909A GB2577997B GB 2577997 B GB2577997 B GB 2577997B GB 201913909 A GB201913909 A GB 201913909A GB 2577997 B GB2577997 B GB 2577997B
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United Kingdom
Prior art keywords
speech recognition
feature extraction
automatic speech
recognition system
automatic
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GB1913909.6A
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GB201913909D0 (en
GB2577997A (en
Inventor
Thanh Do Cong
Stylianou Ioannis
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.)
Toshiba Corp
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Toshiba Corp
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Priority to GB1913909.6A priority Critical patent/GB2577997B/en
Priority claimed from GB1703310.1A external-priority patent/GB2560174B/en
Publication of GB201913909D0 publication Critical patent/GB201913909D0/en
Publication of GB2577997A publication Critical patent/GB2577997A/en
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Classifications

    • 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
    • G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • 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
    • G10L15/16—Speech classification or search using artificial neural networks

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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)
  • Signal Processing (AREA)
  • Image Analysis (AREA)
GB1913909.6A 2017-03-01 2017-03-01 A feature extraction system, an automatic speech recognition system, a feature extraction method, an automatic speech recognition method and a method Active GB2577997B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1913909.6A GB2577997B (en) 2017-03-01 2017-03-01 A feature extraction system, an automatic speech recognition system, a feature extraction method, an automatic speech recognition method and a method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1913909.6A GB2577997B (en) 2017-03-01 2017-03-01 A feature extraction system, an automatic speech recognition system, a feature extraction method, an automatic speech recognition method and a method
GB1703310.1A GB2560174B (en) 2017-03-01 2017-03-01 Training an automatic speech recognition system

Publications (3)

Publication Number Publication Date
GB201913909D0 GB201913909D0 (en) 2019-11-13
GB2577997A GB2577997A (en) 2020-04-15
GB2577997B true GB2577997B (en) 2020-12-16

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Country Status (1)

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GB (1) GB2577997B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1536965A (en) * 1975-03-10 1978-12-29 Threshold Tech Inc Word boundary detector for speech ercognition equipment
US8442821B1 (en) * 2012-07-27 2013-05-14 Google Inc. Multi-frame prediction for hybrid neural network/hidden Markov models
US20160240190A1 (en) * 2015-02-12 2016-08-18 Electronics And Telecommunications Research Institute Apparatus and method for large vocabulary continuous speech recognition

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1536965A (en) * 1975-03-10 1978-12-29 Threshold Tech Inc Word boundary detector for speech ercognition equipment
US8442821B1 (en) * 2012-07-27 2013-05-14 Google Inc. Multi-frame prediction for hybrid neural network/hidden Markov models
US20160240190A1 (en) * 2015-02-12 2016-08-18 Electronics And Telecommunications Research Institute Apparatus and method for large vocabulary continuous speech recognition

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GB201913909D0 (en) 2019-11-13
GB2577997A (en) 2020-04-15

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