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Beschreibung
An overview of modern computational stabilization methods for linear inversion: applications to audio processing, medical imaging, seismology and other areas.
An overview of modern computational stabilization methods for linear inversion: applications to audio processing, medical imaging, seismology and other areas.
Inhaltsverzeichnis
Preface; Symbols and Acronyms; 1. Setting the Stage. Problems With Ill-Conditioned Matrices; Ill-Posed and Inverse Problems; Prelude to Regularization; Four Test Problems; 2. Decompositions and Other Tools. The SVD and its Generalizations; Rank-Revealing Decompositions; Transformation to Standard Form; Computation of the SVE; 3. Methods for Rank-Deficient Problems. Numerical Rank; Truncated SVD and GSVD; Truncated Rank-Revealing Decompositions; Truncated Decompositions in Action; 4. Problems with Ill-Determined Rank. Characteristics of Discrete Ill-Posed Problems; Filter Factors; Working with Seminorms; The Resolution Matrix, Bias, and Variance; The Discrete Picard Condition; L-Curve Analysis; Random Test Matrices for Regularization Methods; The Analysis Tools in Action; 5. Direct Regularization Methods. Tikhonov Regularization; The Regularized General Gauss-Markov Linear Model; Truncated SVD and GSVD Again; Algorithms Based on Total Least Squares; Mollifier Methods; Other Direct Methods; Characterization of Regularization Methods; Direct Regularization Methods in Action; 6. Iterative Regularization Methods. Some Practicalities; Classical Stationary Iterative Methods; Regularizing CG Iterations; Convergence Properties of Regularizing CG Iterations; The LSQR Algorithm in Finite Precision; Hybrid Methods; Iterative Regularization Methods in Action; 7. Parameter-Choice Methods. Pragmatic Parameter Choice; The Discrepancy Principle; Methods Based on Error Estimation; Generalized Cross-Validation; The L-Curve Criterion; Parameter-Choice Methods in Action; Experimental Comparisons of the Methods; 8. Regularization Tools; Bibliography; Index.
Details
Erscheinungsjahr: | 1987 |
---|---|
Genre: | Importe, Informatik |
Rubrik: | Naturwissenschaften & Technik |
Medium: | Taschenbuch |
ISBN-13: | 9780898714036 |
ISBN-10: | 0898714036 |
Sprache: | Englisch |
Einband: | Kartoniert / Broschiert |
Autor: | Hansen, Per Christian |
Hersteller: | Society for Industrial and Applied Mathematics (SIAM) |
Verantwortliche Person für die EU: | Libri GmbH, Europaallee 1, D-36244 Bad Hersfeld, gpsr@libri.de |
Maße: | 255 x 179 x 13 mm |
Von/Mit: | Per Christian Hansen |
Erscheinungsdatum: | 01.01.1987 |
Gewicht: | 0,514 kg |
Inhaltsverzeichnis
Preface; Symbols and Acronyms; 1. Setting the Stage. Problems With Ill-Conditioned Matrices; Ill-Posed and Inverse Problems; Prelude to Regularization; Four Test Problems; 2. Decompositions and Other Tools. The SVD and its Generalizations; Rank-Revealing Decompositions; Transformation to Standard Form; Computation of the SVE; 3. Methods for Rank-Deficient Problems. Numerical Rank; Truncated SVD and GSVD; Truncated Rank-Revealing Decompositions; Truncated Decompositions in Action; 4. Problems with Ill-Determined Rank. Characteristics of Discrete Ill-Posed Problems; Filter Factors; Working with Seminorms; The Resolution Matrix, Bias, and Variance; The Discrete Picard Condition; L-Curve Analysis; Random Test Matrices for Regularization Methods; The Analysis Tools in Action; 5. Direct Regularization Methods. Tikhonov Regularization; The Regularized General Gauss-Markov Linear Model; Truncated SVD and GSVD Again; Algorithms Based on Total Least Squares; Mollifier Methods; Other Direct Methods; Characterization of Regularization Methods; Direct Regularization Methods in Action; 6. Iterative Regularization Methods. Some Practicalities; Classical Stationary Iterative Methods; Regularizing CG Iterations; Convergence Properties of Regularizing CG Iterations; The LSQR Algorithm in Finite Precision; Hybrid Methods; Iterative Regularization Methods in Action; 7. Parameter-Choice Methods. Pragmatic Parameter Choice; The Discrepancy Principle; Methods Based on Error Estimation; Generalized Cross-Validation; The L-Curve Criterion; Parameter-Choice Methods in Action; Experimental Comparisons of the Methods; 8. Regularization Tools; Bibliography; Index.
Details
Erscheinungsjahr: | 1987 |
---|---|
Genre: | Importe, Informatik |
Rubrik: | Naturwissenschaften & Technik |
Medium: | Taschenbuch |
ISBN-13: | 9780898714036 |
ISBN-10: | 0898714036 |
Sprache: | Englisch |
Einband: | Kartoniert / Broschiert |
Autor: | Hansen, Per Christian |
Hersteller: | Society for Industrial and Applied Mathematics (SIAM) |
Verantwortliche Person für die EU: | Libri GmbH, Europaallee 1, D-36244 Bad Hersfeld, gpsr@libri.de |
Maße: | 255 x 179 x 13 mm |
Von/Mit: | Per Christian Hansen |
Erscheinungsdatum: | 01.01.1987 |
Gewicht: | 0,514 kg |
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