Výsledky vyhledávání - numerical solution to inverse problems in (abstract OR abstrakty) spaces

Approximation of inverse problems for fractional differential equations in abstract spaces

Autoři: Santosh Ruhil Muslim Malik Kottakkaran Sooppy Nisar a další

Zdroj: Alexandria Engineering Journal, Vol 121, Iss , Pp 529-538 (2025)

Témata: Inverse problems, Fractional differential equations, α-resolvent family, Optimal control, Approximation theory, Engineering (General). Civil engineering (General), TA1-2040

Popis souboru: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S1110016825002571; https://doaj.org/toc/1110-0168

Přístupová URL adresa: https://doaj.org/article/55d8a9aa6e80455595b7595918032d9b

Robustness and exploration of variational and machine learning approaches to inverse problems: An overview: Robustness and exploration of variational and machine learning approaches to inverse problems: an overview

Autoři: Alexander Auras Kanchana Vaishnavi Gandikota Hannah Droege a další

Zdroj: GAMM-Mitteilungen. 47

Témata: FOS: Computer and information sciences, Computer Science - Machine Learning, inverse problems, Computer Vision and Pattern Recognition (cs.CV), Image and Video Processing (eess.IV), Learning and adaptive systems in artificial intelligence, Computer Science - Computer Vision and Pattern Recognition, Numerical solution to inverse problems in abstract spaces, robustness, Numerical Analysis (math.NA), 02 engineering and technology, Electrical Engineering and Systems Science - Image and Video Processing, explorability, 01 natural sciences, Machine Learning (cs.LG), machine learning, FOS: Electrical engineering, electronic engineering, information engineering, FOS: Mathematics, 0202 electrical engineering, electronic engineering, information engineering, Mathematics - Numerical Analysis, Image processing (compression, reconstruction, etc.) in information and communication theory, 0101 mathematics

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2402.12072
https://zbmath.org/7968740
https://doi.org/10.1002/gamm.202470003

A rotation total variation regularization for full waveform inversion

Autoři: Faxuan Wu Qinglong He Jiangyan Zou a další

Zdroj: Journal of Inverse and Ill-posed Problems.

Témata: full waveform inversion, inverse problems, rotation TV regularization, Numerical solution to inverse problems in abstract spaces, CGOPT algorithm, acoustic wave equation

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8025007
https://doi.org/10.1515/jiip-2022-0067

Direct and inverse computation of Jacobi matrices of infinite iterated function systems

Autoři: MANTICA, GIORGIO DOMENICO PIO

Zdroj: Numerische Mathematik. 125:705-731

Témata: almost periodicity, numerical examples, algorithm, Jacobi (tridiagonal) operators (matrices) and generalizations, Other matrix algorithms, infinite iterated function system, inverse/approximation problem, FOS: Physical sciences, Numerical solution to inverse problems in abstract spaces, Numerical Analysis (math.NA), Mathematical Physics (math-ph), 42C05 47B36 65D32 65J22 81Q10, Numerical quadrature and cubature formulas, 01 natural sciences, Mathematics - Spectral Theory, Jacobi matrix, FOS: Mathematics, Mathematics - Numerical Analysis, 0101 mathematics, Orthogonal functions and polynomials, general theory of nontrigonometric harmonic analysis, singularity of the measures, logarithmic capacity, Spectral Theory (math.SP), Mathematical Physics

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/pdf/1106.4945
http://arxiv.org/abs/1106.4945
https://arxiv.org/abs/1106.4945
https://ui.adsabs.harvard.edu/abs/2011arXiv1106.4945M/abstract
https://arxiv.org/pdf/1106.4945v1
https://dblp.uni-trier.de/db/journals/nm/nm125.html#Mantica13
https://core.ac.uk/display/53559751
https://doi.org/10.1007/s00211-013-0551-7
https://rd.springer.com/article/10.1007/s00211-013-0551-7
https://link.springer.com/article/10.1007/s00211-013-0551-7
https://link.springer.com/article/10.1007/s00211-013-0551-7/fulltext.html

Optimization methods in inverse problems and applications to science and engineering

Autoři: D. La Torre M. Ruiz Galán Herb Kunze

Zdroj: Optimization and Engineering. 22:2151-2158

Témata: Fractals, Inverse problems involving ordinary differential equations, 0211 other engineering and technologies, 0202 electrical engineering, electronic engineering, information engineering, Numerical solution to inverse problems in abstract spaces, 02 engineering and technology, Variational inequalities, Numerical solution of inverse problems involving ordinary differential equations, Numerical analysis

Popis souboru: application/xml

Přístupová URL adresa: https://link.springer.com/content/pdf/10.1007/s11081-021-09688-y.pdf
https://link.springer.com/content/pdf/10.1007/s11081-021-09688-y.pdf
https://link.springer.com/article/10.1007/s11081-021-09688-y

On the adaptive solution of space–time inverse problems with the adjoint method

Autoři: Alexe, Mihai Sandu, Adrian

Zdroj: Procedia Computer Science. Sep2011, Vol. 4, p1771-1781. 11p.

Témata: Inverse problems, Numerical analysis, Spacetime, Numerical grid generation (Numerical analysis), Galerkin methods, Continuous functions, Mathematical optimization, Parallel computers, Runge-Kutta formulas, Computer simulation

Approximation of inverse problems for fractional differential equations in abstract spaces.

Autoři: Ruhil, Santosh Malik, Muslim Nisar, Kottakkaran Sooppy a další

Zdroj: Alexandria Engineering Journal. May2025, Vol. 121, p529-538. 10p.

Témata: Inverse problems, Optimization algorithms, Approximation theory, Hilbert space, Differential equations

Numerical Solution of Inverse Scattering Problems with Multi-experimental Limited Aperture Data: Numerical solution of inverse scattering problems with multi-experimental limited aperture data

Autoři: Gang Bao Jun Liu

Zdroj: SIAM Journal on Scientific Computing. 25:1102-1117

Témata: Hilbert spaces, smooth nonlinear operator, Numerical solutions to equations with nonlinear operators, Nonlinear ill-posed problems, Numerical solution to inverse problems in abstract spaces, global minimum, multiple data, 01 natural sciences, global convergence, inverse medium problems, Inverse problems (including inverse scattering) in optics and electromagnetic theory, homotopy continuation, limited aperture, 0101 mathematics, recursive linearization

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2030260
https://doi.org/10.1137/s1064827502409705

Convergence of non-linear diagonal frame filtering for regularizing inverse problems

Autoři: Andrea Ebner Markus Haltmeier

Zdroj: Inverse Problems. 40:055009

Témata: Signal theory (characterization, reconstruction, filtering, etc.), Linear operators and ill-posed problems, regularization, Numerical solutions of ill-posed problems in abstract spaces, regularization, Tikhonov regularization, Hilbert space, singular value decomposition, linear inverse problem, Numerical solution to inverse problems in abstract spaces, General harmonic expansions, frames, Numerical Analysis (math.NA), 01 natural sciences, Bregman distance, diagonal frame decomposition, FOS: Mathematics, plug-and-play regularization, Mathematics - Numerical Analysis, 0101 mathematics, non-linear frame-based filtering

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2308.15666

Solving the acousto-electric tomography by the adaptive Nesterov method of Kaczmarz type

Autoři: Kai Zhu Min Zhong

Zdroj: Inverse Problems. 41:035007

Témata: Biomedical imaging and signal processing, Numerical aspects of computer graphics, image analysis, and computational geometry, non-smooth penalty, iterative regularization, Numerical solution to inverse problems in abstract spaces, acousto-electric tomography

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7988277
https://doi.org/10.1088/1361-6420/adb3c4

Analytical and numerical studies on the influence of multiplication operators for the ill-posedness of inverse problems

Autoři: Freitag, Melina A Hofmann, B

Zdroj: Freitag, M A & Hofmann, B 2005, 'Analytical and numerical studies on the influence of multiplication operators for the ill-posedness of inverse problems', Journal of Inverse and Ill-posed Problems, vol. 13, no. 2, pp. 123-148. https://doi.org/10.1515/1569394053978524

Témata: Numerical solutions of ill-posed problems in abstract spaces, regularization, Linear operators and ill-posed problems, regularization, inverse problems, Tikhonov regularization, name=Applied Mathematics, Numerical solution to inverse problems in abstract spaces, compact operator, ill-posed problem, multiplication operators, 01 natural sciences, Nemytskij operator, linear operator equations, Numerical solutions to equations with linear operators, 0101 mathematics

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: https://purehost.bath.ac.uk/ws/files/141101243/endversion.pdf
https://zbmath.org/2204565
https://doi.org/10.1515/1569394053978524
https://purehost.bath.ac.uk/ws/files/141101243/endversion.pdf
https://researchportal.bath.ac.uk/en/publications/analytical-and-numerical-studies-on-the-influence-of-multiplicati
https://core.ac.uk/display/2810776

Inverse Problems : Basics, Theory and Applications in Geophysics

Autoři: Mathias Richter

Resource Type: eBook.

Témata: Numerical analysis, Mathematical physics, Geophysics

Categories: MATHEMATICS / Numerical Analysis, SCIENCE / Physics / Geophysics, SCIENCE / Physics / Mathematical & Computational

On an inverse problem: Recovery of non-smooth solutions to backward heat equation: On an inverse problem: recovery of non-smooth solutions to backward heat equation

Autoři: Oscar Orellana Prabir Daripa Fabien Ternat

Zdroj: Applied Mathematical Modelling. 36:4003-4019

Témata: non-smooth solutions, heat equation, quasi-reversibility techniques, inverse problem, Numerical solution to inverse problems in abstract spaces, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, illposed problem, 0101 mathematics, finite difference methods, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/6114239
https://doi.org/10.1016/j.apm.2011.11.020
http://math.tamu.edu/~prabir.daripa/pubs/reprints/amm-2012.pdf
https://www.sciencedirect.com/science/article/pii/S0307904X11007086

Projection based summation-by-parts methods, embeddings and the pseudoinverse

Autoři: Pelle Olsson Gustav Eriksson Ken Mattsson

Zdroj: Journal of Computational Physics. 524:113689

Témata: high-order accuracy, Beräkningsmatematik, projection method, Numerical solution to inverse problems in abstract spaces, stability, High-order accuracy, Computational Mathematics, Finite difference methods, Finite difference methods for initial value and initial-boundary value problems involving PDEs, Projection method, boundary treatment, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, Stability, finite difference methods, Boundary treatment

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-546211

Uncertainty quantification for DeepONets with ensemble Kalman inversion: Uncertainty quantification for DeepONet with ensemble Kalman inversion

Autoři: Andrew Pensoneault Xueyu Zhu

Zdroj: Journal of Computational Physics. 523:113670

Témata: FOS: Computer and information sciences, Computer Science - Machine Learning, uncertainty quantification, Computer Science - Artificial Intelligence, Numerical solution to inverse problems in abstract spaces, Machine Learning (stat.ML), Numerical Analysis (math.NA), Inference from stochastic processes and prediction, ensemble Kalman inversion, Machine Learning (cs.LG), operator learning, Artificial Intelligence (cs.AI), Statistics - Machine Learning, FOS: Mathematics, Mathematics - Numerical Analysis, Artificial neural networks and deep learning

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2403.03444
https://zbmath.org/7986892
https://doi.org/10.1016/j.jcp.2024.113670

Adaptive Wavelet Galerkin Methods for Linear Inverse Problems: Adaptive wavelet Galerkin methods for linear inverse problems

Autoři: Cohen, Albert Hoffmann, Marc Reiß, Markus

Zdroj: SIAM Journal on Numerical Analysis. 42:1479-1501

Témata: nonlinear methods, ddc:330, 330 Wirtschaft, Numerical solution to inverse problems in abstract spaces, Numerical methods for integral equations, wavelets, 01 natural sciences, Galerkin methods, numerical example, Numerical solutions to equations with linear operators, Besov spaces, Numerical methods for wavelets, statistical inverse problems, Integral equations of the convolution type (Abel, Picard, Toeplitz and Wiener-Hopf type), 0101 mathematics, minimax estimation, singular integral equation, Equations and inequalities involving linear operators, with vector unknowns

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: https://edoc.hu-berlin.de/bitstream/18452/4148/1/50.pdf
https://zbmath.org/2139932
https://doi.org/10.1137/s0036142902411793
http://hdl.handle.net/10419/65296
https://www.econstor.eu/bitstream/10419/65296/1/726723541.pdf

A note on quasi-maximum likelihood solutions to an inverse problem for Poisson processes: A note on quasi-maximum likelihood solutions to an inverse problem for Poisson processes.

Autoři: Zbigniew Szkutnik

Zdroj: Statistics & Probability Letters. 60:253-263

Témata: 0502 economics and business, 05 social sciences, Quasi-maximum likelihood, Numerical solution to inverse problems in abstract spaces, Point processes (e.g., Poisson, Cox, Hawkes processes), Poisson process, Intensity function, Unfolding, 0101 mathematics, Non-Markovian processes: estimation, 01 natural sciences, Discretization

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1907001
https://doi.org/10.1016/s0167-7152(02)00269-9
https://www.sciencedirect.com/science/article/abs/pii/S0167715202002699
https://econpapers.repec.org/RePEc:eee:stapro:v:60:y:2002:i:3:p:253-263
https://econpapers.repec.org/article/eeestapro/v_3a60_3ay_3a2002_3ai_3a3_3ap_3a253-263.htm
https://ideas.repec.org/a/eee/stapro/v60y2002i3p253-263.html

Replica Exchange Preconditioned Crank-Nicolson Langevin Dynamic MCMC Method with Multi-Variance Strategy for Bayesian Inverse Problems: A replica exchange preconditioned Crank-Nicolson Langevin dynamic MCMC method with multi-variance strategy for Bayesian inverse problems

Autoři: Na Ou Zecheng Zhang Guang Lin

Zdroj: Journal of Computational Physics. 510:113067

Témata: Bayesian inverse problem, preconditioned Crank-Nicolson scheme, Numerical solution to inverse problems in abstract spaces, Numerical analysis or methods applied to Markov chains, Langevin diffusion, replica exchange Monte Carlo

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8021033
https://doi.org/10.1016/j.jcp.2024.113067

Tubenet: A Special Trumpetnet for Explicit Solutions to Inverse Problems: TubeNet: a special TrumpetNet for explicit solutions to inverse problems

Autoři: Gui-Rong Liu Shuyong Duan Zhang Zhanming a další

Zdroj: International Journal of Computational Methods. 18:2050030

Témata: 0211 other engineering and technologies, Numerical solution to inverse problems in abstract spaces, 02 engineering and technology, artificial intelligence, 16. Peace & justice, parametric inverse problems, 01 natural sciences, data-driven method, mechanics of composites, Trumpet neural net, deepnets, physic-law-based method, 0101 mathematics, Artificial neural networks and deep learning, TrumpetNet

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7342029
https://doi.org/10.1142/s0219876220500309
https://www.worldscientific.com/doi/abs/10.1142/S0219876220500309

Accelerating inverse inference of ensemble Kalman filter via reduced-order model trained using adaptive sparse observations

Autoři: Yuepeng Wang Jie Li Wenju Zhao a další

Zdroj: Journal of Computational Physics. 496:112600

Témata: reduced-order model (ROM), uncertainty quantification (UQ), Numerical solution to inverse problems in abstract spaces, data assimilation (DA), ensemble Kalman filter (EnKF), sparse observations

Popis souboru: application/xml