{"product_id":"speech-coding-algorithms-foundation-and-evolution-of-standardized-coders-hardback-9780471373124","title":"Speech Coding Algorithms; Foundation and Evolution of Standardized Coders (Hardback) 9780471373124","description":"\u003cfont face=\"Georgia\"\u003e\r\n\u003cp\u003e\u003cfont size=\"6\"\u003eSpeech Coding Algorithms\u003c\/font\u003e\u003cbr\u003e\r\n\u003cfont size=\"5\"\u003eFoundation and Evolution of Standardized Coders\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\r\n\r\n\u003cp\u003e\u003cfont size=\"4\"\u003eWai C. Chu (Author)\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e9780471373124, Wiley\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eHardback, published 20 May 2003\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e592 pages\u003cbr\u003e23.9 x 16.4 x 3.6 cm, 0.928 kg\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\r\n\u003cp align=\"justify\"\u003e\u003cem\u003e\u003cfont size=\"3\"\u003e“…well equipped with exercises and with procedures which are helpful in implementing the coders…” (\u003ci\u003eZentralblatt Math\u003c\/i\u003e, Vol.1041, No.16, 2004)\u003c\/font\u003e\u003c\/em\u003e\u003c\/p\u003e\r\n\r\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003cfont size=\"3\"\u003e\u003cul\u003e \u003cli\u003eSpeech coding is a highly mature branch of signal processing deployed in products such as cellular phones, communication devices, and more recently, voice over internet protocol\u003c\/li\u003e \u003cli\u003eThis book collects many of the techniques used in speech coding and presents them in an accessible fashion\u003c\/li\u003e \u003cli\u003eEmphasizes the foundation and evolution of standardized speech coders, covering standards from 1984 to the present\u003c\/li\u003e \u003cli\u003eThe theory behind the applications is thoroughly analyzed and proved\u003c\/li\u003e \u003c\/ul\u003e\u003c\/font\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e\u003cp\u003ePreface xiii\u003c\/p\u003e \u003cp\u003eAcronyms xix\u003c\/p\u003e \u003cp\u003eNotation xxiii\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Introduction 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 Overview of Speech Coding 2\u003c\/p\u003e \u003cp\u003e1.2 Classification of Speech Coders 8\u003c\/p\u003e \u003cp\u003e1.3 Speech Production and Modeling 11\u003c\/p\u003e \u003cp\u003e1.4 Some Properties of the Human Auditory System 18\u003c\/p\u003e \u003cp\u003e1.5 Speech Coding Standards 22\u003c\/p\u003e \u003cp\u003e1.6 About Algorithms 26\u003c\/p\u003e \u003cp\u003e1.7 Summary and References 31\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Signal Processing Techniques 33\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Pitch Period Estimation 33\u003c\/p\u003e \u003cp\u003e2.2 All-Pole and All-Zero Filters 45\u003c\/p\u003e \u003cp\u003e2.3 Convolution 52\u003c\/p\u003e \u003cp\u003e2.4 Summary and References 57\u003c\/p\u003e \u003cp\u003eExercises 57\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Stochastic Processes and Models 61\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Power Spectral Density 62\u003c\/p\u003e \u003cp\u003e3.2 Periodogram 67\u003c\/p\u003e \u003cp\u003e3.3 Autoregressive Model 69\u003c\/p\u003e \u003cp\u003e3.4 Autocorrelation Estimation 73\u003c\/p\u003e \u003cp\u003e3.5 Other Signal Models 85\u003c\/p\u003e \u003cp\u003e3.6 Summary and References 86\u003c\/p\u003e \u003cp\u003eExercises 87\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Linear Prediction 91\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 The Problem of Linear Prediction 92\u003c\/p\u003e \u003cp\u003e4.2 Linear Prediction Analysis of Nonstationary Signals 96\u003c\/p\u003e \u003cp\u003e4.3 Examples of Linear Prediction Analysis of Speech 101\u003c\/p\u003e \u003cp\u003e4.4 The Levinson–Durbin Algorithm 107\u003c\/p\u003e \u003cp\u003e4.5 The Leroux–Gueguen Algorithm 114\u003c\/p\u003e \u003cp\u003e4.6 Long-Term Linear Prediction 120\u003c\/p\u003e \u003cp\u003e4.7 Synthesis Filters 127\u003c\/p\u003e \u003cp\u003e4.8 Practical Implementation 131\u003c\/p\u003e \u003cp\u003e4.9 Moving Average Prediction 137\u003c\/p\u003e \u003cp\u003e4.10 Summary and References 138\u003c\/p\u003e \u003cp\u003eExercises 139\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Scalar Quantization 143\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Introduction 143\u003c\/p\u003e \u003cp\u003e5.2 Uniform Quantizer 147\u003c\/p\u003e \u003cp\u003e5.3 Optimal Quantizer 149\u003c\/p\u003e \u003cp\u003e5.4 Quantizer Design Algorithms 151\u003c\/p\u003e \u003cp\u003e5.5 Algorithmic Implementation 155\u003c\/p\u003e \u003cp\u003e5.6 Summary and References 158\u003c\/p\u003e \u003cp\u003eExercises 158\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 Pulse Code Modulation and Its Variants 161\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e6.1 Uniform Quantization 161\u003c\/p\u003e \u003cp\u003e6.2 Nonuniform Quantization 166\u003c\/p\u003e \u003cp\u003e6.3 Differential Pulse Code Modulation 172\u003c\/p\u003e \u003cp\u003e6.4 Adaptive Schemes 175\u003c\/p\u003e \u003cp\u003e6.5 Summary and References 180\u003c\/p\u003e \u003cp\u003eExercises 181\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 Vector Quantization 184\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e7.1 Introduction 185\u003c\/p\u003e \u003cp\u003e7.2 Optimal Quantizer 188\u003c\/p\u003e \u003cp\u003e7.3 Quantizer Design Algorithms 189\u003c\/p\u003e \u003cp\u003e7.4 Multistage VQ 194\u003c\/p\u003e \u003cp\u003e7.5 Predictive VQ 216\u003c\/p\u003e \u003cp\u003e7.6 Other Structured Schemes 219\u003c\/p\u003e \u003cp\u003e7.7 Summary and References 221\u003c\/p\u003e \u003cp\u003eExercises 222\u003c\/p\u003e \u003cp\u003e\u003cb\u003e8 Scalar Quantization of Linear Prediction Coefficient 227\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e8.1 Spectral Distortion 227\u003c\/p\u003e \u003cp\u003e8.2 Quantization Based on Reflection Coefficient and Log Area Ratio 232\u003c\/p\u003e \u003cp\u003e8.3 Line Spectral Frequency 239\u003c\/p\u003e \u003cp\u003e8.4 Quantization Based on Line Spectral Frequency 252\u003c\/p\u003e \u003cp\u003e8.5 Interpolation of LPC 256\u003c\/p\u003e \u003cp\u003e8.6 Summary and References 258\u003c\/p\u003e \u003cp\u003eExercises 260\u003c\/p\u003e \u003cp\u003e\u003cb\u003e9 Linear Prediction Coding 263\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e9.1 Speech Production Model 264\u003c\/p\u003e \u003cp\u003e9.2 Structure of the Algorithm 268\u003c\/p\u003e \u003cp\u003e9.3 Voicing Detector 271\u003c\/p\u003e \u003cp\u003e9.4 The FS1015 LPC Coder 275\u003c\/p\u003e \u003cp\u003e9.5 Limitations of the LPC Model 277\u003c\/p\u003e \u003cp\u003e9.6 Summary and References 280\u003c\/p\u003e \u003cp\u003eExercises 281\u003c\/p\u003e \u003cp\u003e\u003cb\u003e10 Regular-pulse Excitation Coders 285\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e10.1 Multipulse Excitation Model 286\u003c\/p\u003e \u003cp\u003e10.2 Regular-Pulse-Excited–Long-Term Prediction 289\u003c\/p\u003e \u003cp\u003e10.3 Summary and References 295\u003c\/p\u003e \u003cp\u003eExercises 296\u003c\/p\u003e \u003cp\u003e\u003cb\u003e11 Code-excited Linear Prediction 299\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e11.1 The CELP Speech Production Model 300\u003c\/p\u003e \u003cp\u003e11.2 The Principle of Analysis-by-Synthesis 301\u003c\/p\u003e \u003cp\u003e11.3 Encoding and Decoding 302\u003c\/p\u003e \u003cp\u003e11.4 Excitation Codebook Search 308\u003c\/p\u003e \u003cp\u003e11.5 Postfilter 317\u003c\/p\u003e \u003cp\u003e11.6 Summary and References 325\u003c\/p\u003e \u003cp\u003eExercises 326\u003c\/p\u003e \u003cp\u003e\u003cb\u003e12 The Federal Standard Version of CELP 330\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e12.1 Improving the Long-Term Predictor 331\u003c\/p\u003e \u003cp\u003e12.2 The Concept of the Adaptive Codebook 333\u003c\/p\u003e \u003cp\u003e12.3 Incorporation of the Adaptive Codebook to the CELP Framework 336\u003c\/p\u003e \u003cp\u003e12.4 Stochastic Codebook Structure 338\u003c\/p\u003e \u003cp\u003e12.5 Adaptive Codebook Search 341\u003c\/p\u003e \u003cp\u003e12.6 Stochastic Codebook Search 344\u003c\/p\u003e \u003cp\u003e12.7 Encoder and Decoder 346\u003c\/p\u003e \u003cp\u003e12.8 Summary and References 349\u003c\/p\u003e \u003cp\u003eExercises 350\u003c\/p\u003e \u003cp\u003e\u003cb\u003e13 Vector Sum Excited Linear Prediction 353\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e13.1 The Core Encoding Structure 354\u003c\/p\u003e \u003cp\u003e13.2 Search Strategies for Excitation Codebooks 356\u003c\/p\u003e \u003cp\u003e13.3 Excitation Codebook Searches 357\u003c\/p\u003e \u003cp\u003e13.4 Gain Related Procedures 362\u003c\/p\u003e \u003cp\u003e13.5 Encoder and Decoder 366\u003c\/p\u003e \u003cp\u003e13.6 Summary and References 368\u003c\/p\u003e \u003cp\u003eExercises 369\u003c\/p\u003e \u003cp\u003e\u003cb\u003e14 Low-delay CELP 372\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e14.1 Strategies to Achieve Low Delay 373\u003c\/p\u003e \u003cp\u003e14.2 Basic Operational Principles 375\u003c\/p\u003e \u003cp\u003e14.3 Linear Prediction Analysis 377\u003c\/p\u003e \u003cp\u003e14.4 Excitation Codebook Search 380\u003c\/p\u003e \u003cp\u003e14.5 Backward Gain Adaptation 385\u003c\/p\u003e \u003cp\u003e14.6 Encoder and Decoder 389\u003c\/p\u003e \u003cp\u003e14.7 Codebook Training 391\u003c\/p\u003e \u003cp\u003e14.8 Summary and References 393\u003c\/p\u003e \u003cp\u003eExercises 394\u003c\/p\u003e \u003cp\u003e\u003cb\u003e15 Vector Quantization of Linear Prediction Coefficient 396\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e15.1 Correlation Among the LSFs 396\u003c\/p\u003e \u003cp\u003e15.2 Split VQ 399\u003c\/p\u003e \u003cp\u003e15.3 Multistage VQ 403\u003c\/p\u003e \u003cp\u003e15.4 Predictive VQ 407\u003c\/p\u003e \u003cp\u003e15.5 Summary and References 418\u003c\/p\u003e \u003cp\u003eExercises 419\u003c\/p\u003e \u003cp\u003e\u003cb\u003e16 Algebraic CELP 423\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e16.1 Algebraic Codebook Structure 424\u003c\/p\u003e \u003cp\u003e16.2 Adaptive Codebook 425\u003c\/p\u003e \u003cp\u003e16.3 Encoding and Decoding 433\u003c\/p\u003e \u003cp\u003e16.4 Algebraic Codebook Search 437\u003c\/p\u003e \u003cp\u003e16.5 Gain Quantization Using Conjugate VQ 443\u003c\/p\u003e \u003cp\u003e16.6 Other ACELP Standards 446\u003c\/p\u003e \u003cp\u003e16.7 Summary and References 451\u003c\/p\u003e \u003cp\u003eExercises 451\u003c\/p\u003e \u003cp\u003e\u003cb\u003e17 Mixed Excitation Linear Prediction 454\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e17.1 The MELP Speech Production Model 455\u003c\/p\u003e \u003cp\u003e17.2 Fourier Magnitudes 456\u003c\/p\u003e \u003cp\u003e17.3 Shaping Filters 464\u003c\/p\u003e \u003cp\u003e17.4 Pitch Period and Voicing Strength Estimation 466\u003c\/p\u003e \u003cp\u003e17.5 Encoder Operations 474\u003c\/p\u003e \u003cp\u003e17.6 Decoder Operations 477\u003c\/p\u003e \u003cp\u003e17.7 Summary and References 481\u003c\/p\u003e \u003cp\u003eExercises 482\u003c\/p\u003e \u003cp\u003e\u003cb\u003e18 Source-controlled Variable Bit-rate CELP 486\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e18.1 Adaptive Rate Decision 487\u003c\/p\u003e \u003cp\u003e18.2 LP Analysis and LSF-Related Operations 494\u003c\/p\u003e \u003cp\u003e18.3 Decoding and Encoding 496\u003c\/p\u003e \u003cp\u003e18.4 Summary and References 498\u003c\/p\u003e \u003cp\u003eExercises 499\u003c\/p\u003e \u003cp\u003e\u003cb\u003e19 Speech Quality Assessment 501\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e19.1 The Scope of Quality and Measuring Conditions 501\u003c\/p\u003e \u003cp\u003e19.2 Objective Quality Measurements for Waveform Coders 502\u003c\/p\u003e \u003cp\u003e19.3 Subjective Quality Measures 504\u003c\/p\u003e \u003cp\u003e19.4 Improvements on Objective Quality Measures 505\u003c\/p\u003e \u003cp\u003eAppendix A Minimum-phase Property of the Forward Prediction-error Filter 507\u003c\/p\u003e \u003cp\u003eAppendix B Some Properties of Line Spectral Frequency 514\u003c\/p\u003e \u003cp\u003eAppendix C Research Directions in Speech Coding 518\u003c\/p\u003e \u003cp\u003eAppendix D Linear Combiner for Pattern Classification 522\u003c\/p\u003e \u003cp\u003eAppendix E CELP: Optimal Long-term Predictor to Minimize the Weighted Difference 531\u003c\/p\u003e \u003cp\u003eAppendix F Review of Linear Algebra: Orthogonality, Basis, Linear Independence, and the Gram–schmidt Algorithm 537\u003c\/p\u003e \u003cp\u003eBibliography 542\u003c\/p\u003e \u003cp\u003eIndex 553\u003c\/p\u003e\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eSubject Areas: Electronics \u0026amp; communications engineering [\u003ca title=\"See our other books on Electronics \u0026amp; communications engineering\" href=\"https:\/\/freshlyprintedbooks.co.uk\/search?q=%22Electronics%20\u0026amp;%20communications%20engineering%20%5BTJ%5D%22\"\u003eTJ\u003c\/a\u003e]\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\u003c\/font\u003e","brand":"Wiley-Interscience","offers":[{"title":"Brand New","offer_id":52293435261208,"sku":"9780471373124","price":128.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2037\/5320\/files\/9780471373124.jpg?v=1781639871","url":"https:\/\/freshlyprintedbooks.co.uk\/products\/speech-coding-algorithms-foundation-and-evolution-of-standardized-coders-hardback-9780471373124","provider":"Freshly 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