Výsledky vyhledávání - "Numerical methods for inverse problems for integral equations"

An a priori method for estimating the informativeness of the configuration of sensor placement when solving inverse problems of remote sensing

Autoři: Dmitry V. Lukyanenko Bulat I. Valiakhmetov Eugene E. Tyrtyshnikov a další

Zdroj: Journal of Inverse and Ill-posed Problems. 33:15-30

Témata: low-rank approximation, optimal sensor placement, matrix-cross method, optimal number of measurements, informativeness criterion, Numerical methods for low-rank matrix approximation, matrix compression, linear inverse problem, mosaic-skeleton approximation, compression rate of matrix, Numerical methods for inverse problems for integral equations

Popis souboru: application/xml

Wide-Band Butterfly Network: Stable and Efficient Inversion Via Multi-Frequency Neural Networks: Wide-band butterfly network: stable and efficient inversion via multi-frequency neural networks

Autoři: Matthew Li Laurent Demanet Leonardo Zepeda-Núñez

Zdroj: Multiscale Modeling & Simulation. 20:1191-1227

Témata: FOS: Computer and information sciences, Computer Science - Machine Learning, inverse problems, Computer Science - Neural and Evolutionary Computing, Machine Learning (stat.ML), inverse scattering, Numerical Analysis (math.NA), neural networks, 01 natural sciences, Machine Learning (cs.LG), Statistics - Machine Learning, computational harmonic analisys, FOS: Mathematics, Mathematics - Numerical Analysis, Neural and Evolutionary Computing (cs.NE), 0101 mathematics, Numerical methods for inverse problems for integral equations, Artificial neural networks and deep learning, 0105 earth and related environmental sciences

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2011.12413

Image restoration via the adaptive TVp regularization: Image restoration via the adaptive \(TV^p\) regularization

Autoři: Zhi-Feng Pang Ge Meng Hui Li a další

Zdroj: COMPUTERS & MATHEMATICS WITH APPLICATIONS

Témata: half quadratic scheme, 4. Education, proximal point scheme, 02 engineering and technology, image restoration, 01 natural sciences, structure tensor, Numerical mathematical programming methods, Electronic computers. Computer science, 0202 electrical engineering, electronic engineering, information engineering, Image processing (compression, reconstruction, etc.) in information and communication theory, 0101 mathematics, Numerical methods for inverse problems for integral equations, alternating direction method of multipliers (ADMM), Mathematics

Popis souboru: application/xml; application/pdf; text

Přístupová URL adresa: https://zbmath.org/7244221
https://doi.org/10.1016/j.camwa.2020.04.030
http://livrepository.liverpool.ac.uk/3100434/1/2020_CMA_Pang.pdf
https://www.sciencedirect.com/science/article/pii/S0898122120301838
https://dblp.uni-trier.de/db/journals/cma/cma80.html#PangMLC20

Joint inversion of compact operators

Autoři: Jodi L. Mead James F. Ford

Zdroj: Journal of Inverse and Ill-posed Problems. 28:105-118

Témata: regularization, CGISS, Ill-posedness and regularization problems in numerical linear algebra, singular values, joint inversion, Inverse problems in geophysics, Inverse problems in linear algebra, Numerical methods for inverse problems for integral equations, 01 natural sciences, Mathematics, compact operators, 0105 earth and related environmental sciences

Popis souboru: application/xml

Přístupová URL adresa: https://scholarworks.boisestate.edu/cgi/viewcontent.cgi?article=2391&context=td

Sampling-based uncertainty quantification in deconvolution of X-ray radiographs

Autoři: Aaron Luttman Marylesa Howard Michael Fowler

Zdroj: Journal of Computational and Applied Mathematics. 270:43-51

Témata: algorithm, Biomedical imaging and signal processing, inverse problems, uncertainty quantification, Monte Carlo methods, 02 engineering and technology, deconvolution, 01 natural sciences, Poisson likelihood, Markov chain Monte Carlo, total variation, regularization methods, image analysis, X-ray radiography, Numerical aspects of computer graphics, image analysis, and computational geometry, single reconstruction, Image analysis in multivariate analysis, 0202 electrical engineering, electronic engineering, information engineering, Numerical analysis or methods applied to Markov chains, 0101 mathematics, Numerical methods for inverse problems for integral equations, Numerical methods for integral transforms, Radon transform

Popis souboru: application/xml

Přístupová URL adresa: https://dialnet.unirioja.es/servlet/articulo?codigo=4847589
https://doi.org/10.1016/j.cam.2014.02.024
https://www.osti.gov/scitech/biblio/1134211
https://www.sciencedirect.com/science/article/abs/pii/S0377042714001101
https://www.sciencedirect.com/science/article/pii/S0377042714001101
https://dblp.uni-trier.de/db/journals/jcam/jcam270.html#HowardLF14

A variational method for Abel inversion tomography with mixed Poisson-Laplace-Gaussian noise

Autoři: Kong, Linghai Wei, Suhua

Zdroj: Inverse Problems and Imaging. 16:967

Témata: Numerical optimization and variational techniques, PLG-EM-TVBH, Discrete approximations in optimal control, flash radiography, adaptive bounded Hessian, 02 engineering and technology, PDE constrained optimization (numerical aspects), Computing methodologies for image processing, 01 natural sciences, Abel inversion tomography, 0202 electrical engineering, electronic engineering, information engineering, Image processing (compression, reconstruction, etc.) in information and communication theory, Poisson-Laplace-Gaussian noise, 0101 mathematics, Numerical methods for inverse problems for integral equations

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7562723
https://doi.org/10.3934/ipi.2022007

Numerical solution of the inverse problem for the polarized-radiation transfer equation

Autoři: I. V. Prokhorov A. E. Kovtanyuk

Zdroj: Numerical Analysis and Applications. 1:46-57

Témata: polarized radiation, algorithm, attenuation factor, Monte Carlo methods, vector transfer equation, 01 natural sciences, Monte Carlo method, 0103 physical sciences, inverse problem, 0101 mathematics, numerical experiments, Numerical methods for inverse problems for integral equations, Numerical methods for integral transforms, Radon transform

Popis souboru: application/xml

Přístupová URL adresa: https://link.springer.com/article/10.1134/S1995423908010059
https://link.springer.com/content/pdf/10.1134%2FS1995423908010059.pdf

Parameter estimation techniques for a class of nonlinear hysteresis models

Autoři: Ralph C. Smith Andrew G. Hatch

Zdroj: Inverse Problems. 21:1363-1377

Témata: Other nonlinear integral equations, 0209 industrial biotechnology, Equations with nonlinear hysteresis operators, 0103 physical sciences, Applications of statistical mechanics to specific types of physical systems, 02 engineering and technology, Numerical methods for inverse problems for integral equations, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://repository.lib.ncsu.edu/bitstream/1840.4/390/1/crsc-tr05-02.pdf
https://zbmath.org/2215119
https://doi.org/10.1088/0266-5611/21/4/011
https://iopscience.iop.org/article/10.1088/0266-5611/21/4/011
https://iopscience.iop.org/article/10.1088/0266-5611/21/4/011/pdf
https://ui.adsabs.harvard.edu/abs/2005InvPr..21.1363S/abstract
https://repository.lib.ncsu.edu/handle/1840.4/390
https://repository.lib.ncsu.edu/bitstream/1840.4/390/1/crsc-tr05-02.pdf

Adaptive estimation for inverse problems with noisy operators

Autoři: Laurent Cavalier Nicolas W. Hengartner

Zdroj: Inverse Problems. 21:1345-1361

Témata: non-asymptotic exact oracle inequalities, Inference from stochastic processes, asymptotic minimaxity, unbiased risk estimator, simulations, 0101 mathematics, Non-Markovian processes: estimation, Applications of functional analysis in probability theory and statistics, Numerical methods for inverse problems for integral equations, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2215118
https://doi.org/10.1088/0266-5611/21/4/010
https://ui.adsabs.harvard.edu/abs/2005InvPr..21.1345C/abstract
https://iopscience.iop.org/article/10.1088/0266-5611/21/4/010

Nonlinear integral equations and the iterative solution for an inverse boundary value problem

Autoři: Kress, Rainer Rundell, W.

Přispěvatelé: Kress, Rainer Rundell, W.

Zdroj: Inverse Problems. 21:1207-1223

Témata: Inverse problems for PDEs, ill-posed integral equations, Inverse problems for integral equations, Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation, nondestructive testing, Laplace equation, Numerical methods for integral equations, inverse conductivity problem, 01 natural sciences, Boundary value problems for second-order elliptic equations, regularized Newton iterations, unknown inclusion, 0101 mathematics, Numerical methods for inverse problems for integral equations

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2215110
https://doi.org/10.1088/0266-5611/21/4/002
https://iopscience.iop.org/article/10.1088/0266-5611/21/4/002/pdf
https://ui.adsabs.harvard.edu/abs/2005InvPr..21.1207K/abstract
https://iopscience.iop.org/article/10.1088/0266-5611/21/4/002
http://iopscience.iop.org/article/10.1088/0266-5611/21/4/002/pdf
https://resolver.sub.uni-goettingen.de/purl?gro-2/39490

An iterative deautoconvolution algorithm for nonnegative functions

Autoři: Kerkil Choi Aaron D. Lanterman

Zdroj: Inverse Problems. 21:981-995

Témata: Inverse problems for integral equations, inverse problems, autoconvolution, 0202 electrical engineering, electronic engineering, information engineering, iterative methods, 02 engineering and technology, Numerical methods for integral equations, 0101 mathematics, Numerical methods for inverse problems for integral equations, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://ui.adsabs.harvard.edu/abs/2005InvPr..21..981C/abstract
http://users.ece.gatech.edu/~lanterma/papers/Deautoconvolution_3_6_05.pdf

Full convergence of sequential local regularization methods for Volterra inverse problems

Autoři: Patricia K. Lamm

Zdroj: Inverse Problems. 21:785-803

Témata: numerical examples, convergence, Inverse problems for integral equations, Volterra integral equations, inverse problem, Numerical methods for integral equations, stability, 0101 mathematics, Volterra integral equation, Numerical methods for inverse problems for integral equations, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://www.math.msu.edu/~lamm/Preprints/Full_convergence_finitely_smoothing/paper.pdf
https://users.math.msu.edu/users/lamm/Preprints/Full_convergence_finitely_smoothing/paper.pdf
http://users.math.msu.edu/users/lamm/Preprints/Full_convergence_finitely_smoothing/paper.pdf
https://ui.adsabs.harvard.edu/abs/2005InvPr..21..785L/abstract
http://iopscience.iop.org/article/10.1088/0266-5611/21/3/001/pdf

The diagonalized contrast source approach: an inversion method beyond the Born approximation: The diagonalized constrast source approach: an inversion methods beyond the Born approxima\-tion

Autoři: Abubakar, A. (author) Habashy, T.M. (author) Van Den Berg, P.M. (author) a další

Zdroj: Inverse Problems. 21:685-702

Témata: inverse scattering methods, numerical examples, constrained Born inversion, reconstruction, Inverse problems for integral equations, Biomedical imaging and signal processing, nonlinear inversion, 4. Education, linear data equation, 0211 other engineering and technologies, imaging, Fredholm integral equations, 02 engineering and technology, diagonalized contrast source method, single-frequency wave fields, 0202 electrical engineering, electronic engineering, information engineering, Inverse problems (including inverse scattering) in optics and electromagnetic theory, inverse problem, Image processing (compression, reconstruction, etc.) in information and communication theory, Numerical methods for inverse problems for integral equations, source-type integral equation, diffraction tomographic

Popis souboru: application/xml

Přístupová URL adresa: https://repository.tudelft.nl/islandora/object/uuid%3A80ee9a8c-3815-4625-b367-9df00d1f46da/datastream/OBJ/download
https://zbmath.org/2174690
https://doi.org/10.1088/0266-5611/21/2/015
http://iopscience.iop.org/article/10.1088/0266-5611/21/2/015/pdf
https://repository.tudelft.nl/islandora/object/uuid:80ee9a8c-3815-4625-b367-9df00d1f46da?collection=research
https://repository.tudelft.nl/islandora/object/uuid%3A80ee9a8c-3815-4625-b367-9df00d1f46da
https://www.narcis.nl/publication/RecordID/oai%3Atudelft.nl%3Auuid%3A80ee9a8c-3815-4625-b367-9df00d1f46da
https://iopscience.iop.org/article/10.1088/0266-5611/21/2/015
http://resolver.tudelft.nl/uuid:80ee9a8c-3815-4625-b367-9df00d1f46da

A two‐dimensional inverse heat conduction problem for estimating heat source: A two-dimensional inverse heat conduction problem for estimating heat source

Autoři: Abdullah Shidfar Ali Zakeri A. Neisi

Zdroj: International Journal of Mathematics and Mathematical Sciences, Vol 2005, Iss 10, Pp 1633-1641 (2005)

Témata: Inverse problems for integral equations, Inverse problems in thermodynamics and heat transfer, Volterra integral equations, Heat equation, 0103 physical sciences, QA1-939, Heat and mass transfer, heat flow, inverse heat conduction problem, 0101 mathematics, Volterra integral equation, Numerical methods for inverse problems for integral equations, 01 natural sciences, Mathematics

Popis souboru: application/xml

Přístupová URL adresa: https://doaj.org/article/13759f523e3540d19b55b46d35a64217

The method of series expansion for 3-D vector tomography reconstruction

Autoři: A. L. Balandin Yasushi Ono

Zdroj: Journal of Computational Physics. 202:52-64

Témata: Inverse problems, Biomedical imaging and signal processing, Numerical examples, 0103 physical sciences, 0101 mathematics, Computerized tomography, Spherical harmonics, Numerical methods for inverse problems for integral equations, 01 natural sciences, Numerical methods for integral transforms, Method of series expansion, X-ray transform, Radon transform

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2126413
https://doi.org/10.1016/j.jcp.2004.07.001
https://www.sciencedirect.com/science/article/pii/S0021999104002670
http://ui.adsabs.harvard.edu/abs/2005JCoPh.202...52B/abstract

Fast Model Updates Using Wavelets: Fast model updates using wavelets

Autoři: Nicholas N. Bennett Alberto Malinverno

Zdroj: Multiscale Modeling & Simulation. 3:106-130

Témata: covariance matrix, numerical examples, Inverse problems for integral equations, Bayesian approach, Computational problems in statistics, Analysis of variance and covariance (ANOVA), model averaging, Direct numerical methods for linear systems and matrix inversion, algorithms, determinant, wavelets, 01 natural sciences, multiwavelets, Bayesian problems, characterization of Bayes procedures, Numerical methods for wavelets, inverse problem, Kalman filter, 0101 mathematics, model update, uncertainty, Numerical methods for inverse problems for integral equations, Cholesky decomposition, 0105 earth and related environmental sciences

Popis souboru: application/xml

Přístupová URL adresa: https://epubs.siam.org/doi/abs/10.1137/030601466
https://dblp.uni-trier.de/db/journals/mmas/mmas3.html#BennettM05

Two approaches to the problem of defect correction in vector field tomography solving boundary value problems

Autoři: Alfred K. Louis Thomas Schuster E. Yu. Derevtsov

Zdroj: Journal of Inverse and Ill-Posed Problems. 12:597-626

Témata: Finite difference methods for boundary value problems involving PDEs, Inverse problems for PDEs, ray transform, Numerical methods for inverse problems for boundary value problems involving PDEs, Neumann problem, Boundary element methods for boundary value problems involving PDEs, Inverse problems in geophysics, 01 natural sciences, Numerical methods for ill-posed problems for integral equations, boundary element method, Boundary value problems for second-order elliptic equations, vector field tomography, inverse problem, 0101 mathematics, Numerical methods for inverse problems for integral equations, Numerical methods for integral transforms, finite difference method, Radon transform, Dirichlet problem

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2182349
https://doi.org/10.1515/1569394042545111
https://www.degruyter.com/view/j/jiip.2004.12.issue-6/1569394042545111/1569394042545111.xml

Wavelet methods for Ground Penetrating Radar imaging: Wavelet methods for ground penetrating radar imaging

Autoři: Fengshan Liu Yi Ling Xiang-Gen Xia a další

Zdroj: Journal of Computational and Applied Mathematics. 169:459-474

Témata: Born approximation, Applied Mathematics, 0211 other engineering and technologies, Nontrigonometric harmonic analysis involving wavelets and other special systems, 02 engineering and technology, Wavelets, Technical applications of optics and electromagnetic theory, Scattering, Computational Mathematics, Ill-posedness and regularization problems in numerical linear algebra, Ground Penetrating Radar imaging, Numerical methods for wavelets, 0202 electrical engineering, electronic engineering, information engineering, Numerical methods for inverse problems for integral equations

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2091420
https://doi.org/10.1016/j.cam.2003.12.036
https://dl.acm.org/doi/10.1016/j.cam.2003.12.036
https://ui.adsabs.harvard.edu/abs/2004JCoAM.169..459L/abstract
https://www.sciencedirect.com/science/article/pii/S037704270400010X
https://www.sciencedirect.com/science/article/abs/pii/S037704270400010X

A numerical approach for inverse problems in photon transport inside an interstellar cloud

Autoři: BELLENI MORANTE A. MONACO, Roberto RIGANTI, Riccardo a další

Přispěvatelé: BELLENI MORANTE A. MONACO, Roberto RIGANTI, Riccardo a další

Zdroj: Applied Mathematics and Computation. 154:115-126

Témata: Inverse problems for integral equations, inverse problems, integro-differential equations, 01 natural sciences, Integro-partial differential equations, radiative transfer, Radiative transfer in astronomy and astrophysics, Inverse problem, interstellar clouds, kinetic theory, 0101 mathematics, Numerical methods for inverse problems for integral equations, photon transport, 0105 earth and related environmental sciences

Popis souboru: application/xml; STAMPA

Přístupová URL adresa: https://www.sciencedirect.com/science/article/pii/S0096300303006957
https://dblp.uni-trier.de/db/journals/amc/amc154.html#Belleni-MoranteMRS04
http://www.sciencedirect.com/science/article/pii/S0096300303006957
https://doi.org/10.1016/S0096-3003(03)00695-7
https://iris.polito.it/handle/11583/1402435
https://hdl.handle.net/11583/1402435

Identification of the boundary surface of an interstellar cloud from a measurement of the photon far‐field: Identification of the boundary surface of an interstellar cloud from a measurement of the photon far-field

Autoři: BELLENI MORANTE, ALDO MUGELLI, FRANCESCO

Zdroj: Mathematical Methods in the Applied Sciences. 27:627-642

Témata: Inverse problems, Inverse problems for PDEs, far field measurement, 4. Education, 16. Peace & justice, 01 natural sciences, 7. Clean energy, interstellar clouds, Galactic and stellar structure, Gravitational energy and conservation laws, groups of motions, Botlzmann-like model, 0101 mathematics, Numerical methods for inverse problems for integral equations, photon transport

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: https://zbmath.org/2093613
https://doi.org/10.1002/mma.493
https://onlinelibrary.wiley.com/doi/abs/10.1002/mma.493
http://ui.adsabs.harvard.edu/abs/2004MMAS...27..627B/abstract