Mathematical methods and algorithms for signal processing:
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| Main Authors: | , |
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| Format: | Book |
| Language: | English |
| Published: |
Upper Saddle River, NJ
Prentice Hall
2000
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| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Physical Description: | XXXVI, 937 S. graph. Darst. 1 CD-ROM (12 cm) |
| ISBN: | 0201361868 |
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| 245 | 1 | 0 | |a Mathematical methods and algorithms for signal processing |c Todd K. Moon ; Wynn C. Stirling |
| 264 | 1 | |a Upper Saddle River, NJ |b Prentice Hall |c 2000 | |
| 300 | |a XXXVI, 937 S. |b graph. Darst. |e 1 CD-ROM (12 cm) | ||
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| 650 | 7 | |a Matemática |2 larpcal | |
| 650 | 7 | |a Processamento de sinais |2 larpcal | |
| 650 | 4 | |a Mathematik | |
| 650 | 4 | |a Algorithms | |
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| adam_text | IMAGE 1
MATHEMATICAL METHODS AND ALGORITHMS
FOR
SIGNAL PROCESSING
TODD K. MOON UTAH STATE UNIVERSITY
WYNN * STIRLING BRIGHAM YOUNG UNIVERSITY
PRENTICE HALL UPPER SADDLE RIVER, NJ 07458
THIS PREVIOUSLY INCLUDED A CD. THE CD CONTENTS CAN NOW BE ACCESSED AT
WWW.PRENHALL.COM/MOON. THANK YOU.
IMAGE 2
CONTENTS
1 INTRODUCTION AND FOUNDATIONS 1
1 INTRODUCTION AND FOUNDATIONS 3
1.1 WHAT IS SIGNAL PROCESSING? 3
1.2 MATHEMATICAL TOPICS EMBRACED BY SIGNAL PROCESSING 5
1.3 MATHEMATICAL MODELS 6
1.4 MODELS FOR LINEAR SYSTEMS AND SIGNALS 7
1.4.1 LINEAR DISCRETE-TIME MODELS 7
1.4.2 STOCHASTIC MA AND AR MODELS 12
1.4.3 CONTINUOUS-TIME NOTATION 20
1.4.4 ISSUES AND APPLICATIONS 21
1.4.5 IDENTIFICATION OF THE MODES 26
1.4.6 CONTROL OF THE MODES 28
1.5 ADAPTIVE FILTERING 28
1.5.1 SYSTEM IDENTIFICATION 29
1.5.2 INVERSE SYSTEM IDENTIFICATION 29
1.5.3 ADAPTIVE PREDICTORS 29
1.5.4 INTERFERENCE CANCELLATION 30
1.6 GAUSSIAN RANDOM VARIABLES AND RANDOM PROCESSES 31
1.6.1 CONDITIONAL GAUSSIAN DENSITIES 36
1.7 MARKOV AND HIDDEN MARKOV MODELS 37
1.7.1 MARKOV MODELS 37
1.7.2 HIDDEN MARKOV MODELS 39
1.8 SOME ASPECTS OF PROOFS 41
1.8.1 PROOF BY COMPUTATION: DIRECT PROOF 43
1.8.2 PROOF BY CONTRADICTION 45
1.8.3 PROOF BY INDUCTION 46
1.9 AN APPLICATION: LFSRS AND MASSEY S ALGORITHM 48
1.9.1 ISSUES AND APPLICATIONS OF LFSRS 50
1.9.2 MASSEY S ALGORITHM 52
1.9.3 CHARACTERIZATION OF LFSR LENGTH IN MASSEY S ALGORITHM 53
1.10 EXERCISES 58
1.11 REFERENCES 67
II VECTOR SPACES AND LINEAR ALGEBRA 69
2 SIGNAL SPACES 71
2.1 METRIC SPACES 72
2.1.1 SOME TOPOLOGICAL TERMS 76
2.1.2 SEQUENCES, CAUCHY SEQUENCES, AND COMPLETENESS 78
IMAGE 3
CONTENTS
2.1.3 TECHNICALITIES ASSOCIATED WITH THE L P AND L^ SPACES 82
2.2 VECTOR SPACES 84
2.2.1 LINEAR COMBINATIONS OF VECTORS 87
2.2.2 LINEAR INDEPENDENCE 88
2.2.3 BASIS AND DIMENSION 90
2.2.4 FINITE-DIMENSIONAL VECTOR SPACES AND MATRIX NOTATION 93
2.3 NORMS AND NORMED VECTOR SPACES 93
2.3.1 FINITE-DIMENSIONAL NORMED LINEAR SPACES 97
2.4 INNER PRODUCTS AND INNER-PRODUCT SPACES 97
2.4.1 WEAK CONVERGENCE 99
2.5 INDUCED NORMS 99
2.6 THE CAUCHY-SCHWARZ INEQUALITY 100
2.7 DIRECTION OF VECTORS: ORTHOGONALITY 101
2.8 WEIGHTED INNER PRODUCTS 103
2.8.1 EXPECTATION AS AN INNER PRODUCT 105
2.9 HILBERT AND BANACH SPACES 106
2.10 ORTHOGONAL SUBSPACES 107
2.11 LINEAR TRANSFORMATIONS: RANGE AND NULLSPACE 108
2.12 INNER-SUM AND DIRECT-SUM SPACES 110
2.13 PROJECTIONS AND ORTHOGONAL PROJECTIONS 113
2.13.1 PROJECTION MATRICES 115
2.14 THE PROJECTION THEOREM 116
2.15 ORTHOGONALIZATION OF VECTORS 118
2.16 SOME FINAL TECHNICALITIES FOR INFINITE DIMENSIONAL SPACES 121
2.17 EXERCISES 121
2.18 REFERENCES 129
REPRESENTATION AND APPROXIMATION IN VECTOR SPACES 130
3.1 THE APPROXIMATION PROBLEM IN HILBERT SPACE 130
3.1.1 THE GRAMMIAN MATRIX 133
3.2 THE ORTHOGONALITY PRINCIPLE 135
3.2.1 REPRESENTATIONS IN INFINITE-DIMENSIONAL SPACE 136
3.3 ERROR MINIMIZATION VIA GRADIENTS 137
3.4 MATRIX REPRESENTATIONS OF LEAST-SQUARES PROBLEMS 138
3.4.1 WEIGHTED LEAST-SQUARES 140
3.4.2 STATISTICAL PROPERTIES OF THE LEAST-SQUARES ESTIMATE 140
3.5 MINIMUM ERROR IN HILBERT-SPACE APPROXIMATIONS 141
APPLICATIONS OF THE ORTHOGONALITY THEOREM 3.6 APPROXIMATION BY
CONTINUOUS POLYNOMIALS 143
3.7 APPROXIMATION BY DISCRETE POLYNOMIALS 145
3.8 LINEAR REGRESSION 147
3.9 LEAST-SQUARES FILTERING 149
3.9.1 LEAST-SQUARES PREDICTION AND AR SPECTRUM ESTIMATION 154
3.10 MINIMUM MEAN-SQUARE ESTIMATION 156
3.11 MINIMUM MEAN-SQUARED ERROR (MMSE) FILTERING 157
3.12 COMPARISON OF LEAST SQUARES AND MINIMUM MEAN SQUARES 161
3.13 FREQUENCY-DOMAIN OPTIMAL FILTERING 162
3.13.1 BRIEF REVIEW OF STOCHASTIC PROCESSES AND LAPLACE TRANSFORMS 162
IMAGE 4
CONTENTS
VUE
3.13.2 TWO-SIDED LAPLACE TRANSFORMS AND THEIR DECOMPOSITIONS 165
3.13.3 THE WIENER-HOPF EQUATION 169
3.13.4 SOLUTION TO THE WIENER-HOPF EQUATION 171
3.13.5 EXAMPLES OF WIENER FILTERING 174
3.13.6 MEAN-SQUARE ERROR 176
3.13.7 DISCRETE-TIME WIENER FILTERS 176
3.14 A DUAL APPROXIMATION PROBLEM 179
3.15 MINIMUM-NORM SOLUTION OF UNDERDETERMINED EQUATIONS 182
3.16 ITERATIVE REWEIGHTED LS (IRLS) FOR LP OPTIMIZATION 183
3.17 SIGNAL TRANSFORMATION AND GENERALIZED FOURIER SERIES 186
3.18 SETS OF COMPLETE ORTHOGONAL FUNCTIONS 190
3.18.1 TRIGONOMETRIC FUNCTIONS 190
3.18.2 ORTHOGONAL POLYNOMIALS 190
3.18.3 SINE FUNCTIONS 193
3.18.4 ORTHOGONAL WAVELETS 194
3.19 SIGNALS AS POINTS: DIGITAL COMMUNICATIONS 208
3.19.1 THE DETECTION PROBLEM 210
3.19.2 EXAMPLES OF BASIS FUNCTIONS USED IN DIGITAL COMMUNICATIONS 212
3.19.3 DETECTION IN NONWHITE NOISE 213
3.20 EXERCISES 215
3.21 REFERENCES 228
4 LINEAR OPERATORS AND MATRIX INVERSES 229
4.1 LINEAR OPERATORS 230
4.1.1 LINEAR FUNCTIONALS 231
4.2 OPERATOR NORMS 232
4.2.1 BOUNDED OPERATORS 233
4.2.2 THE NEUMANN EXPANSION 235
4.2.3 MATRIX NORMS 235
4.3 ADJOINT OPERATORS AND TRANSPOSES 237
4.3.1 A DUAL OPTIMIZATION PROBLEM 239
4.4 GEOMETRY OF LINEAR EQUATIONS 239
4.5 FOUR FUNDAMENTAL SUBSPACES OF A LINEAR OPERATOR 242
4.5.1 THE FOUR FUNDAMENTAL SUBSPACES WITH NON-CLOSED RANGE 246
4.6 SOME PROPERTIES OF MATRIX INVERSES 247
4.6.1 TESTS FOR INVERTIBILITY OF MATRICES 248
4.7 SOME RESULTS ON MATRIX RANK 249
4.7.1 NUMERIC RANK 250
4.8 ANOTHER LOOK AT LEAST SQUARES 251
4.9 PSEUDOINVERSES 251
4.10 MATRIX CONDITION NUMBER 253
4.11 INVERSE OF A SMALL-RANK ADJUSTMENT 258
4.11.1 AN APPLICATION: THE RLS FILTER 259
4.11.2 TWO RLS APPLICATIONS 261
4.12 INVERSE OF A BLOCK (PARTITIONED) MATRIX 264
4.12.1 APPLICATION: LINEAR MODELS 267
4.13 EXERCISES 268
4.14 REFERENCES 274
IMAGE 5
VIII
CONTENTS
5 SOME IMPORTANT MATRIX FACTORIZATIONS 275
5.1 THE LU FACTORIZATION 275
5.1.1 COMPUTING THE DETERMINANT USING THE LU FACTORIZATION 277
5.1.2 COMPUTING THE LU FACTORIZATION 278
5.2 THE CHOLESKY FACTORIZATION 283
5.2.1 ALGORITHMS FOR COMPUTING THE CHOLESKY FACTORIZATION 284
5.3 UNITARY MATRICES AND THE QR FACTORIZATION 285
5.3.1 UNITARY MATRICES 285
5.3.2 THE QR FACTORIZATION 286
5.3.3 QR FACTORIZATION AND LEAST-SQUARES FILTERS 286
5.3.4 COMPUTING THE QR FACTORIZATION 287
5.3.5 HOUSEHOLDER TRANSFORMATIONS 287
5.3.6 ALGORITHMS FOR HOUSEHOLDER TRANSFORMATIONS 291
5.3.7 QR FACTORIZATION USING GIVENS ROTATIONS 293
5.3.8 ALGORITHMS FOR QR FACTORIZATION USING GIVENS ROTATIONS 295 5.3.9
SOLVING LEAST-SQUARES PROBLEMS USING GIVENS ROTATIONS 296
5.3.10 GIVENS ROTATIONS VIA CORDIC ROTATIONS 297
5.3.11 RECURSIVE UPDATES TO THE QR FACTORIZATION 299
5.4 EXERCISES 300
5.5 REFERENCES 304
6 EIGENVALUES AND EIGENVECTORS 305
6.1 EIGENVALUES AND LINEAR SYSTEMS 305
6.2 LINEAR DEPENDENCE OF EIGENVECTORS 308
6.3 DIAGONALIZATION OF A MATRIX 309
6.3.1 THE JORDAN FORM 311
6.3.2 DIAGONALIZATION OF SELF-ADJOINT MATRICES 312
6.4 GEOMETRY OF INVARIANT SUBSPACES 316
6.5 GEOMETRY OF QUADRATIC FORMS AND THE MINIMAX PRINCIPLE 318
6.6 EXTREMAL QUADRATIC FORMS SUBJECT TO LINEAR CONSTRAINTS 324
6.7 THE GERSHGORIN CIRCLE THEOREM 324
APPLICATION OF EIGENDECOMPOSITION METHODS 6.8 KARHUNEN-LOEVE LOW-RANK
APPROXIMATIONS AND PRINCIPAL METHODS - 327 6.8.1 PRINCIPAL COMPONENT
METHODS 329
6.9 EIGENFILTERS 330
6.9.1 EIGENFILTERS FOR RANDOM SIGNALS 330
6.9.2 EIGENFILTER FOR DESIGNED SPECTRAL RESPONSE 332
6.9.3 CONSTRAINED EIGENFILTERS 334
6.10 SIGNAL SUBSPACE TECHNIQUES 336
6.10.1 THE SIGNAL MODEL 336
6.10.2 THE NOISE MODEL 337
6.10.3 PISARENKO HARMONIC DECOMPOSITION 338
6.10.4 MUSIC 339
6.11 GENERALIZED EIGENVALUES 340
6.11.1 AN APPLICATION: ESPRIT 341
6.12 CHARACTERISTIC AND MINIMAL POLYNOMIALS 342
6.12.1 MATRIX POLYNOMIALS 342
6.12.2 MINIMAL POLYNOMIALS 344
6.13 MOVING THE EIGENVALUES AROUND: INTRODUCTION TO LINEAR CONTROL 344
6.14 NOISELESS CONSTRAINED CHANNEL CAPACITY 347
IMAGE 6
IX
6.15 COMPUTATION OF EIGENVALUES AND EIGENVECTORS 350
6.15.1 COMPUTING THE LARGEST AND SMALLEST EIGENVALUES 350
6.15.2 COMPUTING THE EIGENVALUES OF A SYMMETRIC MATRIX 351
6.15.3 THE QR ITERATION 352
6.16 EXERCISES 355
6.17 REFERENCES 368
THE SINGULAR VALUE DECOMPOSITION 369
7.1 THEORY OF THE SVD 369
7.2 MATRIX STRUCTURE FROM THE SVD 372
7.3 PSEUDOINVERSES AND THE SVD 373
7.4 NUMERICALLY SENSITIVE PROBLEMS 375
7.5 RANK-REDUCING APPROXIMATIONS: EFFECTIVE RANK 377
APPLICATIONS OF THE SVD
7.6 SYSTEM IDENTIFICATION USING THE SVD 378
7.7 TOTAL LEAST-SQUARES PROBLEMS 381
7.7.1 GEOMETRIC INTERPRETATION OF THE TLS SOLUTION 385
7.8 PARTIAL TOTAL LEAST SQUARES 386
7.9 ROTATION OF SUBSPACES 389
7.10 COMPUTATION OF THE SVD 390
7.11 EXERCISES 392
7.12 REFERENCES 395
SOME SPECIAL MATRICES AND THEIR APPLICATIONS 396
8.1 MODAL MATRICES AND PARAMETER ESTIMATION 396
8.2 PERMUTATION MATRICES 399
8.3 TOEPLITZ MATRICES AND SOME APPLICATIONS 400
8.3.1 DURBIN S ALGORITHM 402
8.3.2 PREDICTORS AND LATTICE FILTERS 403
8.3.3 OPTIMAL PREDICTORS AND TOEPLITZ INVERSES 407
8.3.4 TOEPLITZ EQUATIONS WITH A GENERAL RIGHT-HAND SIDE 408
8.4 VANDERMONDE MATRICES 409
8.5 CIRCULANT MATRICES 410
8.5.1 RELATIONS AMONG VANDERMONDE, CIRCULANT, AND COMPANION MATRICES 412
8.5.2 ASYMPTOTIC EQUIVALENCE OF THE EIGENVALUES OF TOEPLITZ AND
CIRCULANT MATRICES 413
8.6 TRIANGULAR MATRICES 416
8.7 PROPERTIES PRESERVED IN MATRIX PRODUCTS 417
8.8 EXERCISES 418
8.9 REFERENCES 421
KRONECKER PRODUCTS AND THE VEC OPERATOR 422
9.1 THE KRONECKER PRODUCT AND KRONECKER SUM 422
9.2 SOME APPLICATIONS OF KRONECKER PRODUCTS 425
9.2.1 FAST HADAMARD TRANSFORMS 425
9.2.2 DFT COMPUTATION USING KRONECKER PRODUCTS 426
9.3 THE VEC OPERATOR 428
9.4 EXERCISES 431
9.5 REFERENCES 433
IMAGE 7
X
III DETECTION, ESTIMATION, AND OPTIMAL FILTERING 435
10 INTRODUCTION TO DETECTION AND ESTIMATION, AND MATHEMATICAL NOTATION
437 10.1 DETECTION AND ESTIMATION THEORY 437
10.1.1 GAME THEORY AND DECISION THEORY 438
10.1.2 RANDOMIZATION 440
10.1.3 SPECIAL CASES 441
10.2 SOME NOTATIONAL CONVENTIONS 442
10.2.1 POPULATIONS AND STATISTICS 443
10.3 CONDITIONAL EXPECTATION 444
10.4 TRANSFORMATIONS OF RANDOM VARIABLES 445
10.5 SUFFICIENT STATISTICS 446
10.5.1 EXAMPLES OF SUFFICIENT STATISTICS 450
10.5.2 COMPLETE SUFFICIENT STATISTICS 451
10.6 EXPONENTIAL FAMILIES 453
10.7 EXERCISES 456
10.8 REFERENCES 459
11 DETECTION THEORY 460
11.1 INTRODUCTION TO HYPOTHESIS TESTING 460
11.2 NEYMAN-PEARSON THEORY 462
11.2.1 SIMPLE BINARY HYPOTHESIS TESTING 462
11.2.2 THE NEYMAN-PEARSON LEMMA 463
11.2.3 APPLICATION OF THE NEYMAN-PEARSON LEMMA 466
11.2.4 THE LIKELIHOOD RATIO AND THE RECEIVER OPERATING CHARACTERISTIC
(ROC) 467
11.2.5 A POISSON EXAMPLE 468
11.2.6 SOME GAUSSIAN EXAMPLES 469
11.2.7 PROPERTIES OF THE ROC 480
11.3 NEYMAN-PEARSON TESTING WITH COMPOSITE BINARY HYPOTHESES 483
11.4 BAYES DECISION THEORY 485
11.4.1 THE BAYES PRINCIPLE 486
11.4.2 THE RISK FUNCTION 487
11.4.3 BAYES RISK 489
11.4.4 BAYES TESTS OF SIMPLE BINARY HYPOTHESES 490
11.4.5 POSTERIOR DISTRIBUTIONS 494
11.4.6 DETECTION AND SUFFICIENCY 498
11.4.7 SUMMARY OF BINARY DECISION PROBLEMS 498
11.5 SOME M-ARY PROBLEMS 499
11.6 MAXIMUM-LIKELIHOOD DETECTION 503
11.7 APPROXIMATIONS TO DETECTION PERFORMANCE: THE UNION BOUND 503
11.8 INVARIANT TESTS 504
11.8.1 DETECTION WITH RANDOM (NUISANCE) PARAMETERS 507
11.9 DETECTION IN CONTINUOUS TIME 512
11.9.1 SOME EXTENSIONS AND PRECAUTIONS 516
11.10 MINIMAX BAYES DECISIONS 520
11.10.1 BAYES ENVELOPE FUNCTION 520
11.10.2 MINIMAX RULES 523
11.10.3 MINIMAX BAYES IN MULTIPLE-DECISION PROBLEMS 524
IMAGE 8
XI
11.10.4 DETERMINING THE LEAST FAVORABLE PRIOR 528
11.10.5 A MINIMAX EXAMPLE AND THE MINIMAX THEOREM 529
11.11 EXERCISES 532
11.12 REFERENCES 541
ESTIMATION THEORY 542
12.1 THE MAXIMUM-LIKELIHOOD PRINCIPLE 542
12.2 ML ESTIMATES AND SUFFICIENCY 547
12.3 ESTIMATION QUALITY 548
12.3.1 THE SCORE FUNCTION 548
12.3.2 THE CRAMER-RAO LOWER BOUND 550
12.3.3 EFFICIENCY 552
12.3.4 ASYMPTOTIC PROPERTIES OF MAXIMUM-LIKELIHOOD ESTIMATORS 553
12.3.5 THE MULTIVARIATE NORMAL CASE 556
12.3.6 MINIMUM-VARIANCE UNBIASED ESTIMATORS 559
12.3.7 THE LINEAR STATISTICAL MODEL 561
12.4 APPLICATIONS OF ML ESTIMATION 561
12.4.1 ARMA PARAMETER ESTIMATION 561
12.4.2 SIGNAL SUBSPACE IDENTIFICATION 565
12.4.3 PHASE ESTIMATION 566
12.5 BAYES ESTIMATION THEORY 568
12.6 BAYES RISK 569
12.6.1 MAP ESTIMATES 573
P 12.6.2 SUMMARY 574
12.6.3 CONJUGATE PRIOR DISTRIBUTIONS 574
12.6.4 CONNECTIONS WITH MINIMUM MEAN-SQUARED ESTIMATION 577
12.6.5 BAYES ESTIMATION WITH THE GAUSSIAN DISTRIBUTION 578
12.7 RECURSIVE ESTIMATION 580
12.7.1 AN EXAMPLE OF NON-GAUSSIAN RECURSIVE BAYES 582
12.8 EXERCISES 584
12.9 REFERENCES 590
THE KAIMAN FILTER 591
13.1 THE STATE-SPACE SIGNAL MODEL 591
13.2 KAIMAN FILTER I: THE BAYES APPROACH 592
13.3 KAIMAN FILTER II: THE INNOVATIONS APPROACH 595
13.3.1 INNOVATIONS FOR PROCESSES WITH LINEAR OBSERVATION MODELS. 596
13.3.2 ESTIMATION USING THE INNOVATIONS PROCESS , 597
13.3.3 INNOVATIONS FOR PROCESSES WITH STATE-SPACE MODELS 598
13.3.4 A RECURSION FOR P* R _| 599
13.3.5 THE DISCRETE-TIME KAIMAN FILTER 601
13.3.6 PERSPECTIVE 602
13.3.7 COMPARISON WITH THE RLS ADAPTIVE FILTER ALGORITHM 603
13.4 NUMERICAL CONSIDERATIONS: SQUARE-ROOT FILTERS 604
13.5 APPLICATION IN CONTINUOUS-TIME SYSTEMS 606
13.5.1 CONVERSION FROM CONTINUOUS TIME TO DISCRETE TIME 606
13.5.2 A SIMPLE KINEMATIC EXAMPLE 606
13.6 EXTENSIONS OF KAIMAN FILTERING TO NONLINEAR SYSTEMS 607
IMAGE 9
XII CONTENTS
13.7 SMOOTHING 613
13.7.1 THE RAUCH-TUNG-STREIBEL FIXED-INTERVAL SMOOTHER 613
13.8 ANOTHER APPROACH: *, SMOOTHING 616
13.9 EXERCISES 617
13.10 REFERENCES 620
IV ITERATIVE AND RECURSIVE METHODS IN SIGNAL PROCESSING 621
14 BASIC CONCEPTS AND METHODS OF ITERATIVE ALGORITHMS 623
14.1 DEFINITIONS AND QUALITATIVE PROPERTIES OF ITERATED FUNCTIONS 624
14.1.1 BASIC THEOREMS OF ITERATED FUNCTIONS 626
14.1.2 ILLUSTRATION OF THE BASIC THEOREMS 627
14.2 CONTRACTION MAPPINGS 629
14.3 RATES OF CONVERGENCE FOR ITERATIVE ALGORITHMS 631
14.4 NEWTON S METHOD 632
14.5 STEEPEST DESCENT 637
14.5.1 COMPARISON AND DISCUSSION: OTHER TECHNIQUES 642
SOME APPLICATIONS OF BASIC ITERATIVE METHODS 14.6 LMS ADAPTIVE FILTERING
643
14.6.1 AN EXAMPLE LMS APPLICATION 645
14.6.2 CONVERGENCE OF THE LMS ALGORITHM 646
14.7 NEURAL NETWORKS 648
14.7.1 THE BACKPROPAGATION TRAINING ALGORITHM 650
14.7.2 THE NONLINEARITY FUNCTION 653
14.7.3 THE FORWARD-BACKWARD TRAINING ALGORITHM 654
14.7.4 ADDING A MOMENTUM TERM 654
14.7.5 NEURAL NETWORK CODE 655
14.7.6 HOW MANY NEURONS? 658
14.7.7 PATTERN RECOGNITION: ML OR NN? 659
14.8 BLIND SOURCE SEPARATION 660
14.8.1 A BIT OF INFORMATION THEORY 660
14.8.2 APPLICATIONS TO SOURCE SEPARATION 662
14.8.3 IMPLEMENTATION ASPECTS 664
14.9 EXERCISES 665
14.10 REFERENCES 668
15 ITERATION BY COMPOSITION OF MAPPINGS 670
15.1 INTRODUCTION 670
15.2 ALTERNATING PROJECTIONS 671
15.2.1 AN APPLICATIONS: BANDLIMITED RECONSTRUCTION 675
15.3 COMPOSITE MAPPINGS 676
15.4 CLOSED MAPPINGS AND THE GLOBAL CONVERGENCE THEOREM 677
15.5 THE COMPOSITE MAPPING ALGORITHM 680
15.5.1 BANDLIMITED RECONSTRUCTION, REVISITED 681
15.5.2 AN EXAMPLE: POSITIVE SEQUENCE DETERMINATION 681
15.5.3 MATRIX PROPERTY MAPPINGS 683
15.6 PROJECTION ON CONVEX SETS 689
15.7 EXERCISES 693
15.8 REFERENCES 694
IMAGE 10
CONTENTS XIII
16 OTHER ITERATIVE ALGORITHMS 695
16.1 CLUSTERING 695
16.1.1 AN EXAMPLE APPLICATION: VECTOR QUANTIZATION 695
16.1.2 AN EXAMPLE APPLICATION: PATTERN RECOGNITION 697
16.1.3 * -MEANS CLUSTERING 698
16.1.4 CLUSTERING USING FUZZY * -MEANS 700
16.2 ITERATIVE METHODS FOR COMPUTING INVERSES OF MATRICES 701
16.2.1 THE JACOBI METHOD 702
16.2.2 GAUSS-SEIDEL ITERATION 703
16.2.3 SUCCESSIVE OVER-RELAXATION (SOR) 705
16.3 ALGEBRAIC RECONSTRUCTION TECHNIQUES (ART) 706
16.4 CONJUGATE-DIRECTION METHODS 708
16.5 CONJUGATE-GRADIENT METHOD 710
16.6 NONQUADRATIC PROBLEMS 713
16.7 EXERCISES 713
16.8 REFERENCES 715
17 THE EM ALGORITHM IN SIGNAL PROCESSING 717
17.1 AN INTRODUCTORY EXAMPLE 718
17.2 GENERAL STATEMENT OF THE EM ALGORITHM 721
17.3 CONVERGENCE OF THE EM ALGORITHM 723
17.3.1 CONVERGENCE RATE: SOME GENERALIZATIONS 724
EXAMPLE APPLICATIONS OF THE EM ALGORITHM 17.4 INTRODUCTORY EXAMPLE,
REVISITED 725
17.5 EMISSION COMPUTED TOMOGRAPHY (***) IMAGE RECONSTRUCTION 725
17.6 ACTIVE NOISE CANCELLATION (ANC) 729
17.7 HIDDEN MARKOV MODELS 732
R , 17.7.1 THE E-AND M-STEPS 734
R 17.7.2 THE FORWARD AND BACKWARD PROBABILITIES 735
17.7.3 DISCRETE OUTPUT DENSITIES 736
17.7.4 GAUSSIAN OUTPUT DENSITIES 736
17.7.5 NORMALIZATION 737
17.7.6 ALGORITHMS FOR HMMS 738
17.8 SPREAD-SPECTRUM, MULTIUSER COMMUNICATION 740
17.9 SUMMARY 743
17.10 EXERCISES 744
17.11 REFERENCES 747
V METHODS OF OPTIMIZATION 749
18 THEORY OF CONSTRAINED OPTIMIZATION 751
18.1 BASIC DEFINITIONS 751
18.2 GENERALIZATION OF THE CHAIN RULE TO COMPOSITE FUNCTIONS 755
18.3 DEFINITIONS FOR CONSTRAINED OPTIMIZATION 757
18.4 EQUALITY CONSTRAINTS: LAGRANGE MULTIPLIERS 758
18.4.1 EXAMPLES OF EQUALITY-CONSTRAINED OPTIMIZATION 764
18.5 SECOND-ORDER CONDITIONS 767
18.6 INTERPRETATION OF THE LAGRANGE MULTIPLIERS 770
18.7 COMPLEX CONSTRAINTS ...... 773
18.8 DUALITY IN OPTIMIZATION 773
IMAGE 11
XIV
CONTENTS
18.9 INEQUALITY CONSTRAINTS: KUHN-TUCKER CONDITIONS 777
18.9.1 SECOND-ORDER CONDITIONS FOR INEQUALITY CONSTRAINTS 783
18.9.2 AN EXTENSION: FRITZ JOHN CONDITIONS 783
18.10 EXERCISES 784
18.11 REFERENCES 786
19 SHORTEST-PATH ALGORITHMS AND DYNAMIC PROGRAMMING 787
19.1 DEFINITIONS FOR GRAPHS 787
19.2 DYNAMIC PROGRAMMING 789
19.3 THE VITERBI ALGORITHM 791
19.4 CODE FOR THE VITERBI ALGORITHM 795
19.4.1 RELATED ALGORITHMS: DIJKSTRA S AND WARSHALL S 798
19.4.2 COMPLEXITY COMPARISONS OF VITERBI AND DIJKSTRA 799
APPLICATIONS OF PATH SEARCH ALGORITHMS 19.5 MAXIMUM-LIKELIHOOD SEQUENCE
ESTIMATION 800
19.5.1 THE INTERSYMBOL INTERFERENCE (ISI) CHANNEL 800
19.5.2 CODE-DIVISION MULTIPLE ACCESS 804
19.5.3 CONVOLUTIONAL DECODING 806
19.6 HMM LIKELIHOOD ANALYSIS AND HMM TRAINING 808
19.6.1 DYNAMIC WARPING 811
19.7 ALTERNATIVES TO SHORTEST-PATH ALGORITHMS 813
19.8 EXERCISES 815
19.9 REFERENCES 817
20 LINEAR PROGRAMMING 818
20.1 INTRODUCTION TO LINEAR PROGRAMMING 818
20.2 PUTTING A PROBLEM INTO STANDARD FORM 819
20.2.1 INEQUALITY CONSTRAINTS AND SLACK VARIABLES 819
20.2.2 FREE VARIABLES 820
20.2.3 VARIABLE-BOUND CONSTRAINTS 822
20.2.4 ABSOLUTE VALUE IN THE OBJECTIVE 823
20.3 SIMPLE EXAMPLES OF LINEAR PROGRAMMING 823
20.4 COMPUTATION OF THE LINEAR PROGRAMMING SOLUTION 824
20.4.1 BASIC VARIABLES 824
20.4.2 PIVOTING 826
20.4.3 SELECTING VARIABLES ON WHICH TO PIVOT 828
20.4.4 THE EFFECT OF PIVOTING ON THE VALUE OF THE PROBLEM 829
20.4.5 SUMMARY OF THE SIMPLEX ALGORITHM 830
20.4.6 FINDING THE INITIAL BASIC FEASIBLE SOLUTION 831
20.4.7 MATLAB CODE FOR LINEAR PROGRAMMING 834
20.4.8 MATRIX NOTATION FOR THE SIMPLEX ALGORITHM 835
20.5 DUAL PROBLEMS 836
20.6 KARMARKER S ALGORITHM FOR LP 838
20.6.1 CONVERSION TO KARMARKER STANDARD FORM 842
20.6.2 CONVERGENCE OF THE ALGORITHM 844
20.6.3 SUMMARY AND EXTENSIONS 846
EXAMPLES AND APPLICATIONS OF LINEAR PROGRAMMING 20.7 LINEAR-PHASE FIR
FILTER DESIGN 846
20.7.1 LEAST-ABSOLUTE-ERROR APPROXIMATION 847
20.8 LINEAR OPTIMAL CONTROL 849
IMAGE 12
CONTENTS XV
20.9 EXERCISES 850
20.10 REFERENCES 853
A BASIC CONCEPTS AND DEFINITIONS 855
A.L SET THEORY AND NOTATION 855
A.2 MAPPINGS AND FUNCTIONS 859
A.3 CONVEX FUNCTIONS 860
A.4 * AND * NOTATION 861
A.5 CONTINUITY 862
A.6 DIFFERENTIATION 864
A.6.1 DIFFERENTIATION WITH A SINGLE REAL VARIABLE 864
A.6.2 PARTIAL DERIVATIVES AND GRADIENTS ON W 865
A.6.3 LINEAR APPROXIMATION USING THE GRADIENT 867
A.6.4 TAYLOR SERIES 868
A.7 BASIC CONSTRAINED OPTIMIZATION 869
A.8 THE HOLDER AND MINKOWSKI INEQUALITIES 870
A.9 EXERCISES 871
A. 10 REFERENCES 876
* COMPLETING THE SQUARE 877
B. 1 THE SCALAR CASE 877
B.2 THE MATRIX CASE 879
B.3 EXERCISES 879
* BASIC MATRIX CONCEPTS 880
C.L NOTATIONAL CONVENTIONS 880
C.2 MATRIX IDENTITY AND INVERSE 882
C.3 TRANSPOSE AND TRACE 883
C.4 BLOCK (PARTITIONED) MATRICES 885
C.5 DETERMINANTS 885
C.5.1 BASIC PROPERTIES OF DETERMINANTS 885
C.5.2 FORMULAS FOR THE DETERMINANT 887
C.5.3 DETERMINANTS AND MATRIX INVERSES 889
C.6 EXERCISES 889
C.7 REFERENCES 890
D RANDOM PROCESSES 891
D.L DEFINITIONS OF MEANS AND CORRELATIONS 891
* D.2 STATIONARITY 892
D.3 POWER SPECTRAL-DENSITY FUNCTIONS 893
D.4 LINEAR SYSTEMS WITH STOCHASTIC INPUTS 894
D.4.1 CONTINUOUS-TIME SIGNALS AND SYSTEMS 894
D.4.2 DISCRETE-TIME SIGNALS AND SYSTEMS 895
D.5 REFERENCES 895
E DERIVATIVES AND GRADIENTS 896
E. 1 DERIVATIVES OF VECTORS AND SCALARS WITH RESPECT TO A REAL VECTOR
896
E.L.L SOME IMPORTANT GRADIENTS 897
E.2 DERIVATIVES OF REAL-VALUED FUNCTIONS OF REAL MATRICES 899
E.3 DERIVATIVES OF MATRICES WITH RESPECT TO SCALARS, AND VICE VERSA 901
E.4 THE TRANSFORMATION PRINCIPLE 903
E.5 DERIVATIVES OF PRODUCTS OF MATRICES 903
IMAGE 13
XVI CONTENTS
E.6 DERIVATIVES OF POWERS OF A MATRIX 904
E.7 DERIVATIVES INVOLVING THE TRACE 906
E.8 MODIFICATIONS FOR DERIVATIVES OF COMPLEX VECTORS AND MATRICES 908
E.9 EXERCISES 910
E.10 REFERENCES 912
F CONDITIONAL EXPECTATIONS OF MULTINOMIAL AND POISSON R.V.S 913
F. 1 MULTINOMIAL DISTRIBUTIONS 913
F.2 POISSON RANDOM VARIABLES 914
F.3 EXERCISES 914
BIBLIOGRAPHY 915 &
INDEX 929
|
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| id | DE-604.BV013141354 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T18:39:44Z |
| institution | BVB |
| isbn | 0201361868 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-008952973 |
| oclc_num | 41320162 |
| open_access_boolean | |
| owner | DE-703 DE-29T DE-1046 DE-634 |
| owner_facet | DE-703 DE-29T DE-1046 DE-634 |
| physical | XXXVI, 937 S. graph. Darst. 1 CD-ROM (12 cm) |
| publishDate | 2000 |
| publishDateSearch | 2000 |
| publishDateSort | 2000 |
| publisher | Prentice Hall |
| record_format | marc |
| spelling | Moon, Todd K. Verfasser aut Mathematical methods and algorithms for signal processing Todd K. Moon ; Wynn C. Stirling Upper Saddle River, NJ Prentice Hall 2000 XXXVI, 937 S. graph. Darst. 1 CD-ROM (12 cm) txt rdacontent n rdamedia nc rdacarrier Algoritmos larpcal Matemática larpcal Processamento de sinais larpcal Mathematik Algorithms Signal processing Mathematics Mathematische Methode (DE-588)4155620-3 gnd rswk-swf Signalverarbeitung (DE-588)4054947-1 gnd rswk-swf Signalverarbeitung (DE-588)4054947-1 s Mathematische Methode (DE-588)4155620-3 s DE-604 Stirling, Wynn C. Verfasser aut GBV Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008952973&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Moon, Todd K. Stirling, Wynn C. Mathematical methods and algorithms for signal processing Algoritmos larpcal Matemática larpcal Processamento de sinais larpcal Mathematik Algorithms Signal processing Mathematics Mathematische Methode (DE-588)4155620-3 gnd Signalverarbeitung (DE-588)4054947-1 gnd |
| subject_GND | (DE-588)4155620-3 (DE-588)4054947-1 |
| title | Mathematical methods and algorithms for signal processing |
| title_auth | Mathematical methods and algorithms for signal processing |
| title_exact_search | Mathematical methods and algorithms for signal processing |
| title_full | Mathematical methods and algorithms for signal processing Todd K. Moon ; Wynn C. Stirling |
| title_fullStr | Mathematical methods and algorithms for signal processing Todd K. Moon ; Wynn C. Stirling |
| title_full_unstemmed | Mathematical methods and algorithms for signal processing Todd K. Moon ; Wynn C. Stirling |
| title_short | Mathematical methods and algorithms for signal processing |
| title_sort | mathematical methods and algorithms for signal processing |
| topic | Algoritmos larpcal Matemática larpcal Processamento de sinais larpcal Mathematik Algorithms Signal processing Mathematics Mathematische Methode (DE-588)4155620-3 gnd Signalverarbeitung (DE-588)4054947-1 gnd |
| topic_facet | Algoritmos Matemática Processamento de sinais Mathematik Algorithms Signal processing Mathematics Mathematische Methode Signalverarbeitung |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008952973&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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