SPEECH PROCESSING, TRANSMISSION AND QUALITY ASPECTS (STQ); DISTRIBUTED SPEECH RECOGNITION; ADVANCED FRONT-END FEATURE EXTRACTION ALGORITHM; COMPRESSION ALGORITHMS

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Hardcopy , PDF

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European Telecommunications Standards Institute

Intellectual Property Rights
Foreword
Introduction
1 Scope
2 References
3 Definitions, symbols and abbreviations
  3.1 Definitions
  3.2 Symbols
  3.3 Abbreviations
4 System overview
5 Feature Extraction Description
  5.1 Noise Reduction
  5.2 Waveform Processing
  5.3 Cepstrum Calculation
  5.4 Blind Equalization
  5.5 Extension to 11 kHz and 16 kHz sampling
      frequencies
6 Feature Compression
  6.1 Introduction
  6.2 Compression algorithm description
7 Framing, Bit-Stream Formatting and Error Protection
  7.1 Introduction
  7.2 Algorithm description
8 Bit-Stream Decoding and Error Mitigation
  8.1 Introduction
  8.2 Algorithm description
9 Server Feature Processing
  9.1 lnE and c(0) combination
  9.2 Derivatives calculation
  9.3 Feature vector selection
Annex A (informative): Voice Activity Detection
      A.1 Introduction
      A.2 Stage 1 - Detection
      A.3 Stage 2 - VAD Logic
Annex B (informative): Bibliography
History

Defines algorithms for advanced front-end feature extraction and their transmission which form part of a system for distributed speech recognition.

Committee	STQ AURORA
DevelopmentNote	Versions 1.1.1 and 1.1.2 have been withdrawn. (11/2003)
DocumentType	Standard
Pages	45
PublisherName	European Telecommunications Standards Institute
Status	Current

11/30240613 DC : 0	BS ISO/IEC 23006-4 - INFORMATION TECHNOLOGY MULTIMEDIA SERVICE PLATFORM TECHNOLOGIES - PART 4: ELEMENTARY SERVICES
TR 126 943 : 13.0.0	DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) (GSM); UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); LTE; RECOGNITION PERFORMANCE EVALUATIONS OF CODECS FOR SPEECH ENABLED SERVICES (SES) (3GPP TR 26.943 VERSION 14.0.0 RELEASE 14)
TS 122 243 : 13.0.0	DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) (GSM); UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); LTE; SPEECH RECOGNITION FRAMEWORK FOR AUTOMATED VOICE SERVICES; STAGE 1 (3GPP TS 22.243 VERSION 14.0.0 RELEASE 14)
ES 202 212 : 1.1.2	SPEECH PROCESSING, TRANSMISSION AND QUALITY ASPECTS (STQ); DISTRIBUTED SPEECH RECOGNITION; EXTENDED ADVANCED FRONT-END FEATURE EXTRACTION ALGORITHM; COMPRESSION ALGORITHMS; BACK-END SPEECH RECONSTRUCTION ALGORITHM
TR 122 977 : 13.0.0	DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) (GSM); UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); LTE; FEASIBILITY STUDY FOR SPEECH-ENABLED SERVICES (3GPP TR 22.977 VERSION 14.0.0 RELEASE 14)
TS 126 177 : 13.0.0	UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); LTE; DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) (GSM); SPEECH ENABLED SERVICES (SES); DISTRIBUTED SPEECH RECOGNITION (DSR) EXTENDED ADVANCED FRONT-END TEST SEQUENCES (3GPP TS 26.177 VERSION 14.0.0 RELEASE 14)
TS 126 243 : 13.0.0	DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) (GSM); UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS); LTE; ANSI-C CODE FOR THE FIXED-POINT DISTRIBUTED SPEECH RECOGNITION EXTENDED ADVANCED FRONT-END (3GPP TS 26.243 VERSION 14.0.0 RELEASE 14)
ISO/IEC 23006-4:2013	Information technology — Multimedia service platform technologies — Part 4: Elementary services

ES 201 108 : 1.1.3	SPEECH PROCESSING, TRANSMISSION AND QUALITY ASPECTS (STQ); DISTRIBUTED SPEECH RECOGNITION; FRONT-END FEATURE EXTRACTION ALGORITHM; COMPRESSION ALGORITHMS
EN 300 903 : 8.1.1	DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - TRANSMISSION PLANNING ASPECTS OF THE SPEECH SERVICE IN THE GSM PUBLIC LAND MOBILE NETWORK (PLMN) SYSTEM (GSM 03.50 VERSION 8.1.1 RELEASE 1999)

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ES 202 050 : 1.1.5

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