Data fitting and uncertainty: a practical introduction to weighted least squares and beyond
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | German |
| Veröffentlicht: |
Wiesbaden
Vieweg + Teubner
2011
|
| Ausgabe: | 1. ed. |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Literaturverz. S. 237 - 240 |
| Beschreibung: | XIII, 244 S. graph. Darst. |
| ISBN: | 9783834810229 |
Internformat
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| 245 | 1 | 0 | |a Data fitting and uncertainty |b a practical introduction to weighted least squares and beyond |c Tilo Strutz |
| 250 | |a 1. ed. | ||
| 264 | 1 | |a Wiesbaden |b Vieweg + Teubner |c 2011 | |
| 300 | |a XIII, 244 S. |b graph. Darst. | ||
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| 338 | |b nc |2 rdacarrier | ||
| 500 | |a Literaturverz. S. 237 - 240 | ||
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Datensatz im Suchindex
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|---|---|
| adam_text | IMAGE 1
IX
CONTENTS
I FRAMEWORK OF LEAST-SQUARES METHOD 1
1 INTRODUCTION TO DATA-FITTING PROBLEMS 3
1.1 WHAT IS DATA FITTING? 3
1.2 NOTATION 5
1.3 LINEAR VS. NONLINEAR PROBLEMS 5
1.4 EXAMPLE APPLICATIONS OF LINEAR DATA FITTING 9
1.4.1 ESTIMATION OF A CONSTANT VALUE 10
1.4.2 PARAMETER ESTIMATION FOR A STRAIGHT LINE (LINEAR REGRESSION) . 11
1.4.3 POLYNOMIAL FUNCTION 11
1.4.4 MULTIPLE LINEAR REGRESSION 12
1.5 SELECTED NONLINEAR DATA-FITTING PROBLEMS 18
1.5.1 EXPONENTIAL FUNCTIONS 18
1.5.2 COMPOSITE GAUSSIAN BELL FUNCTIONS 20
1.5.3 CIRCLE FUNCTION 20
1.5.4 NEURAL NETWORKS 22
1.6 TEST QUESTIONS 24
2 ESTIMATION OF MODEL PARAMETERS BY THE METHOD OF LEAST SQUARES 25 2.1
WHAT ARE LEAST SQUARES ? 25
2.2 A GENERAL ALGORITHM FOR MINIMISATION PROBLEMS 27
2.3 PITFALLS 30
2.4 SIMPLIFICATIONS FOR LINEAR MODEL FUNCTIONS 31
2.5 CURVE APPROXIMATION IN CASE OF UNKNOWN MODEL FUNCTION 32 2.6 EXAMPLE
COMPUTATIONS 34
2.6.1 CONSTANT VALUE 35
2.6.2 STRAIGHT LINE 35
2.6.3 POLYNOMIAL APPROXIMATION 37
2.6.4 PLANE APPROXIMATION 37
2.6.5 LINEAR PREDICTION 37
2.6.6 COSINE FUNCTION 38
2.6.7 ROTATION AND TRANSLATION OF COORDINATES 38
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/997984678
DIGITALISIERT DURCH
IMAGE 2
2.6.8 EXPONENTIAL MODEL FUNCTION 40
2.6.9 COMPOSITE GAUSSIAN BELL FUNCTIONS 41
2.6.10 CIRCLE FUNCTION 42
2.6.11 NEURAL NETWORKS 43
2.7 TEST QUESTIONS 46
3 WEIGHTS AND OUTLIERS 47
3.1 WHAT ARE THE WEIGHTS GOOD FOR? 47
3.2 OUTLIERS 48
3.3 ESTIMATION OF WEIGHTS 50
3.3.1 ESTIMATION BY BINNING 52
3.3.2 WEIGHTS ESTIMATION USING DEVIATES 53
3.4 APPROACHES TOWARDS OUTLIER DETECTION 55
3.4.1 STANDARDISED RESIDUALS 56
3.4.2 CLUSTER CRITERION 58
3.5 APPLICATION OF WEIGHTED DATA FITTING AND OUTLIER DETECTION 68 3.5.1
CONSTANT VALUE 69
3.5.2 STRAIGHT LINE 71
3.5.3 PLANE APPROXIMATION 76
3.5.4 COORDINATES TRANSFORMATION 78
3.5.5 LINEAR PREDICTION 82
3.5.6 COSINE FUNCTION 83
3.5.7 EXPONENTIAL MODEL FUNCTION 89
3.5.8 COMPOSITE GAUSSIAN BELL FUNCTIONS 92
3.5.9 CIRCLE 97
3.5.10 COMPARISON OF BINNING AND DEVIATE-BASED WEIGHTS ESTIMATION 98 3.6
CONCLUSIONS 101
3.6.1 EVALUATION OF WEIGHTING 101
3.6.2 COMPARISON OF OUTLIER DETECTORS 101
3.6.3 USEFULNESS OF WEIGHTS 103
3.7 TEST QUESTIONS 103
4 UNCERTAINTY OF RESULTS 105
4.1 GOODNESS-OF-FIT, PRECISION AND ACCURACY 105
4.1.1 CONSISTENCE OF STATISTICAL MODEL AND DATA 105
4.1.2 SAMPLE VARIANCE 106
IMAGE 3
XI
4.2 UNCERTAINTY OF ESTIMATED PARAMETERS 108
4.3 UNCERTAINTY OF DATA APPROXIMATION 109
4.4 INSPECTION OF PLOTS 110
4.5 EXAMPLE COMPUTATIONS 112
4.5.1 CONSTANT VALUE 112
4.5.2 STRAIGHT LINE 114
4.5.3 COSINE FUNCTION 116
4.5.4 MODEL MISMATCH 116
4.6 TEST QUESTIONS 123
II MATHEMATICS, OPTIMISATION METHODS, AND ADD ONS 125
5 MATRIX ALGEBRA 127
5.1 BASICS 127
5.2 DETERMINANTS 131
5.3 NUMERICAL SOLUTIONS FOR MATRIX INVERSION 133
5.3.1 COFACTOR-MATRIX METHOD 133
5.3.2 INVERSION VIA GAUSS-JORDAN ELIMINATION 134
5.3.3 INVERSION VIA LU DECOMPOSITION 136
5.3.4 INVERSION BY SINGULAR VALUE DECOMPOSITION (SVD) 143 5.4 TEST
QUESTIONS 145
6 THE IDEA BEHIND LEAST SQUARES 146
6.1 NORMAL DISTRIBUTION 146
6.2 MAXIMUM LIKELIHOOD PRINCIPLE 147
6.3 FITTING OF LINEAR MODEL FUNCTIONS 149
6.3.1 STANDARD APPROACH 149
6.3.2 SOLUTION USING SINGULAR VALUE DECOMPOSITION (SVD) 151 6.3.3
SCALING OF CONDITIONS 152
6.4 FITTING OF NONLINEAR MODEL FUNCTIONS 153
6.4.1 ERROR-SURFACE APPROXIMATION 153
6.4.2 GAUSS-NEWTON METHOD 154
6.4.3 GRADIENT-DESCENT METHOD 157
6.4.4 LEVENBERG-MARQUARDT METHOD 158
6.4.5 EXAMPLE OF FINDING THE MINIMUM 158
6.5 TEST QUESTIONS 166
IMAGE 4
XII
7 SUPPLEMENTAL TOOLS AND METHODS 167
7.1 ALTERNATIVE PARAMETER ESTIMATION 167
7.1.1 RECURSIVE ADAPTATION OF PARAMETERS 167
7.1.2 ITERATIVE GRADIENT DESCENT 168
7.1.3 EVOLUTIONARY APPROACH 168
7.2 CHAUVENET S CRITERION FOR OUTLIER DETECTION 169
7.3 PROPAGATION OF ERRORS 172
7.4 MANUAL CALCULATION OF LINEAR LEAST SQUARES 175
7.5 COMBINED TREATMENT OF DIFFERENT MODEL FUNCTIONS 178
7.5.1 EXAMPLE 1: COORDINATE TRANSFORMATION 180
7.5.2 EXAMPLE 2: CIRCULAR MOVEMENT 182
7.6 TOTAL LEAST SQUARES 184
7.6.1 ORTHOGONAL FITTING OF A CIRCLE 185
7.6.2 GENERAL APPROACH 187
7.7 TEST QUESTIONS 190
A COMPARISON OF APPROACHES TO OUTLIER DETECTION 191
A.I NORMALLY DISTRIBUTED DATA 191
A.1.1 DATA SETS WITHOUT OUTLIERS 191
A. 1.2 DATA SETS CONTAINING OUTLIERS 193
A.2 NON-GAUSSIAN DISTRIBUTION 196
A.2.1 LAPLACE DISTRIBUTION 196
A.2.2 UNIFORMLY DISTRIBUTED DATA 196
A.3 DISCUSSION 199
B IMPLEMENTATION 202
B.I FUNCTIONALITY 202
B.2 MANUAL 202
B.2.1 INPUT AND OUTPUT 204
B.2.2 INITIALISATION OF MODEL PARAMETERS 210
B.2.3 PROCESSING CONTROL 213
B.2.4 WEIGHTS AND OUTLIERS 213
B.3 GENERAL ORGANISATION OF SOURCE CODE 219
B.4 MODEL FUNCTIONS 221
B.4.1 NUMERICAL DIFFERENTIATION 221
B.4.2 HANDLING OF MULTI-DIMENSIONAL CONDITIONS 222
IMAGE 5
XIII
B.4.3 LIMITATION OF PARAMETER SPACE 223
B.4.4 INITIALISATION OF PARAMETERS 223
B.5 SPECIAL ALGORITHMS 224
B.5.1 LU DECOMPOSITION 224
B.5.2 SINGULAR VALUE DECOMPOSITION 225
B.5.3 SORTING 225
B.6 POSSIBLE OPTIMISATIONS 225
B.7 PERFORMANCE TEST 226
B.7.1 FITTING LINEAR SYSTEMS 227
B.7.2 FITTING NONLINEAR SYSTEMS 230
LIST OF SYMBOLS 235
BIBLIOGRAPHY 237
INDEX 241
S THE SOURCE CODE (ACCESSIBLE VIA INTERNET) 1
5.1 LICENCE AND DISCLAIMER 1
5.2 MAIN FUNCTIONS 2
5.3 MODEL FUNCTIONS 23
5.4 INITIALISATION OF NONLINEAR MODELS 31
5.5 MATRIX PROCESSING 38
5.5.1 UTILS 38
5.5.2 ALLOCATION AND MATRIX HANDLING 41
5.6 COMMAND-LINE PARSING 46
5.7 ERROR HANDLING 49
5.8 OTHER 49
|
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| dewey-sort | 3511.42 |
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| discipline | Mathematik Elektrotechnik / Elektronik / Nachrichtentechnik |
| edition | 1. ed. |
| format | Book |
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| illustrated | Illustrated |
| indexdate | 2024-07-09T22:48:31Z |
| institution | BVB |
| isbn | 9783834810229 |
| language | German |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-020716404 |
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| physical | XIII, 244 S. graph. Darst. |
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| spelling | Strutz, Tilo 1967- Verfasser (DE-588)120178893 aut Data fitting and uncertainty a practical introduction to weighted least squares and beyond Tilo Strutz 1. ed. Wiesbaden Vieweg + Teubner 2011 XIII, 244 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Literaturverz. S. 237 - 240 Gewichtete Methode der kleinsten Quadrate (DE-588)4843053-5 gnd rswk-swf (DE-588)4123623-3 Lehrbuch gnd-content Gewichtete Methode der kleinsten Quadrate (DE-588)4843053-5 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020716404&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Strutz, Tilo 1967- Data fitting and uncertainty a practical introduction to weighted least squares and beyond Gewichtete Methode der kleinsten Quadrate (DE-588)4843053-5 gnd |
| subject_GND | (DE-588)4843053-5 (DE-588)4123623-3 |
| title | Data fitting and uncertainty a practical introduction to weighted least squares and beyond |
| title_auth | Data fitting and uncertainty a practical introduction to weighted least squares and beyond |
| title_exact_search | Data fitting and uncertainty a practical introduction to weighted least squares and beyond |
| title_full | Data fitting and uncertainty a practical introduction to weighted least squares and beyond Tilo Strutz |
| title_fullStr | Data fitting and uncertainty a practical introduction to weighted least squares and beyond Tilo Strutz |
| title_full_unstemmed | Data fitting and uncertainty a practical introduction to weighted least squares and beyond Tilo Strutz |
| title_short | Data fitting and uncertainty |
| title_sort | data fitting and uncertainty a practical introduction to weighted least squares and beyond |
| title_sub | a practical introduction to weighted least squares and beyond |
| topic | Gewichtete Methode der kleinsten Quadrate (DE-588)4843053-5 gnd |
| topic_facet | Gewichtete Methode der kleinsten Quadrate Lehrbuch |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020716404&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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