Coarse-to-fine reconstruction in linear inverse problems with application to limited-angle computerized tomography
DOI10.1515/JIIP.2008.054zbMath1156.65037OpenAlexW2044772130MaRDI QIDQ5302620
Publication date: 8 January 2009
Published in: Journal of Inverse and Ill-posed Problems (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1515/jiip.2008.054
regularizationnumerical experimentsconjugate gradient methodlinear inverse problemsquadratic minimization problemlimited-angle computerized tomographyTikhonov preconditioningwavelet low-pass filtering
Nontrigonometric harmonic analysis involving wavelets and other special systems (42C40) Ill-posedness and regularization problems in numerical linear algebra (65F22) Biomedical imaging and signal processing (92C55) Numerical methods for wavelets (65T60) Inverse problems in linear algebra (15A29) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)
Cites Work
- Thresholding estimators for linear inverse problems and deconvolutions
- The Ill-Conditioned Nature of the Limited Angle Tomography Problem
- A theory for multiresolution signal decomposition: the wavelet representation
- Projected Landweber method and preconditioning
- A sensitivity decomposition for the regularized solution of inverse heat conduction problems by wavelets
- Priorconditioners for linear systems
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