05366nam 22007214a 450 991014318750332120201118054553.01-280-54210-197866105421090-470-30266-60-471-66887-70-471-66885-0(CKB)111087027121378(EBL)469287(OCoLC)54712822(SSID)ssj0000249668(PQKBManifestationID)11200668(PQKBTitleCode)TC0000249668(PQKBWorkID)10227741(PQKB)11676358(MiAaPQ)EBC469287(EXLCZ)9911108702712137820020724d2003 uy 0engur|n|---|||||txtccrSpeech coding algorithms[electronic resource] foundation and evolution of standardized coders /Wai C. ChuHoboken, N.J. J. Wiley20031 online resource (584 p.)"A Wiley-Interscience publication."0-471-37312-5 Includes bibliographical references and index.SPEECH CODING ALGORITHMS; CONTENTS; PREFACE; Acknowledgments; ACRONYMS; NOTATION; 1 INTRODUCTION; 1.1 Overview of Speech Coding; 1.2 Classification of Speech Coders; 1.3 Speech Production and Modeling; 1.4 Some Properties of the Human Auditory System; 1.5 Speech Coding Standards; 1.6 About Algorithms; 1.7 Summary and References; 2 SIGNAL PROCESSING TECHNIQUES; 2.1 Pitch Period Estimation; 2.2 All-Pole and All-Zero Filters; 2.3 Convolution; 2.4 Summary and References; Exercises; 3 STOCHASTIC PROCESSES AND MODELS; 3.1 Power Spectral Density; 3.2 Periodogram; 3.3 Autoregressive Model3.4 Autocorrelation Estimation3.5 Other Signal Models; 3.6 Summary and References; Exercises; 4 LINEAR PREDICTION; 4.1 The Problem of Linear Prediction; 4.2 Linear Prediction Analysis of Nonstationary Signals; 4.3 Examples of Linear Prediction Analysis of Speech; 4.4 The Levinson-Durbin Algorithm; 4.5 The Leroux-Gueguen Algorithm; 4.6 Long-Term Linear Prediction; 4.7 Synthesis Filters; 4.8 Practical Implementation; 4.9 Moving Average Prediction; 4.10 Summary and References; Exercises; 5 SCALAR QUANTIZATION; 5.1 Introduction; 5.2 Uniform Quantizer; 5.3 Optimal Quantizer5.4 Quantizer Design Algorithms5.5 Algorithmic Implementation; 5.6 Summary and References; Exercises; 6 PULSE CODE MODULATION AND ITS VARIANTS; 6.1 Uniform Quantization; 6.2 Nonuniform Quantization; 6.3 Differential Pulse Code Modulation; 6.4 Adaptive Schemes; 6.5 Summary and References; Exercises; 7 VECTOR QUANTIZATION; 7.1 Introduction; 7.2 Optimal Quantizer; 7.3 Quantizer Design Algorithms; 7.4 Multistage VQ; 7.5 Predictive VQ; 7.6 Other Structured Schemes; 7.7 Summary and References; Exercises; 8 SCALAR QUANTIZATION OF LINEAR PREDICTION COEFFICIENT; 8.1 Spectral Distortion8.2 Quantization Based on Reflection Coefficient and Log Area Ratio8.3 Line Spectral Frequency; 8.4 Quantization Based on Line Spectral Frequency; 8.5 Interpolation of LPC; 8.6 Summary and References; Exercises; 9 LINEAR PREDICTION CODING; 9.1 Speech Production Model; 9.2 Structure of the Algorithm; 9.3 Voicing Detector; 9.4 The FS1015 LPC Coder; 9.5 Limitations of the LPC Model; 9.6 Summary and References; Exercises; 10 REGULAR-PULSE EXCITATION CODERS; 10.1 Multipulse Excitation Model; 10.2 Regular-Pulse-Excited-Long-Term Prediction; 10.3 Summary and References; Exercises11 CODE-EXCITED LINEAR PREDICTION11.1 The CELP Speech Production Model; 11.2 The Principle of Analysis-by-Synthesis; 11.3 Encoding and Decoding; 11.4 Excitation Codebook Search; 11.5 Postfilter; 11.6 Summary and References; Exercises; 12 THE FEDERAL STANDARD VERSION OF CELP; 12.1 Improving the Long-Term Predictor; 12.2 The Concept of the Adaptive Codebook; 12.3 Incorporation of the Adaptive Codebook to the CELP Framework; 12.4 Stochastic Codebook Structure; 12.5 Adaptive Codebook Search; 12.6 Stochastic Codebook Search; 12.7 Encoder and Decoder; 12.8 Summary and References; Exercises13 VECTOR SUM EXCITED LINEAR PREDICTIONSpeech coding is a highly mature branch of signal processing deployed in products such as cellular phones, communication devices, and more recently, voice over internet protocolThis book collects many of the techniques used in speech coding and presents them in an accessible fashionEmphasizes the foundation and evolution of standardized speech coders, covering standards from 1984 to the presentThe theory behind the applications is thoroughly analyzed and provedSpeech processing systemsCoding theoryCodificaciónLOCALAlgorithmsLibros electrónicosLOCALAlgoritmosLOCALElectronic books.Speech processing systems.Coding theoryCodificaciónAlgorithms.Libros electrónicosAlgoritmos621.3822Chu Wai C.1967-471350MiAaPQMiAaPQMiAaPQBOOK9910143187503321Speech coding algorithms233713UNINA