Suchergebnisse - Inverse problems Iterative minimization algorithm Numerical

An efficient algorithm based on viscosity tseng-type method for solving split hierarchical monotone variational inclusion problems with multiple output sets,.

Autoren: Wickramasinghe, Madushi U. Ugwu, Odirachukwunma Alakoya, Timilehin O. et al.

Quelle: Journal of Industrial & Management Optimization. May2025, Vol. 21 Issue 5, p1-38. 38p.

Schlagwörter: *PROBLEM solving, *ALGORITHMS, HILBERT space, INVERSE problems, VISCOSITY

HDG approximation of time-harmonic waves in elastic heterogeneous media with application to Full-Waveform Inversion

Autoren: Barucq, Hélène Faucher, Florian Pham, Ha

Weitere Verfasser: Barucq, Hélène Faucher, Florian Pham, Ha

Schlagwörter: Inverse problem Iterative minimization algorithm Numerical, [SPI] Engineering Sciences [physics], [MATH] Mathematics [math]

Dateibeschreibung: application/pdf

Zugangs-URL: https://inria.hal.science/hal-04709800v1

High-Performance Numerical Modeling for Detection of Rotator Cuff Tear

Autoren: Borzooei, Sahar Migliaccio, Claire Dolean, Victorita et al.

Weitere Verfasser: Borzooei, Sahar Migliaccio, Claire Dolean, Victorita et al.

Quelle: 2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (USNC-URSI). :1879-1880

Schlagwörter: Inverse problems, Numerical models, Parallel algorithms, Iterative methods, inverse problems, Microwave imaging, Microwave theory and techniques, [SPI.ELEC] Engineering Sciences [physics]/Electromagnetism, Image reconstruction, Biomechanics, Computational modeling, Tomography, Minimization

Zugangs-URL: https://hal.science/hal-04038201v1
https://doi.org/10.1109/usnc-ursi52151.2023.10238302

Variational method of numerical solution of the inverse problem of gas lift oil production process

Autoren: N.M. Temirbekov A.K. Turarov

Quelle: Қарағанды университетінің хабаршысы. Математика сериясы, Vol 118, Iss 2 (2025)

Schlagwörter: gas lift process of oil production, hyperbolic equation, conjugate equation, inverse problem, optimal control, gradient method, Analysis, QA299.6-433, Analytic mechanics, QA801-939, Probabilities. Mathematical statistics, QA273-280

Dateibeschreibung: electronic resource

Relation: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/950; https://doaj.org/toc/2518-7929; https://doaj.org/toc/2663-5011

Zugangs-URL: https://doaj.org/article/f0fd40d61f6145aba15edbafb1c2faa3

Regularization of Linear Inverse Problems with Irregular Noise Using Embedding Operators.

Autoren: Xinyan Li Hubmer, Simon Shuai Lu et al.

Quelle: SIAM Journal on Imaging Sciences; 2024, Vol. 17 Issue 4, p2053-2075, 23p

Schlagwörter: COMPUTED tomography, INVERSE problems, TIKHONOV regularization, NOISE, ALGORITHMS

Fast iterative algorithms for solving the minimization of curvature-related functionals in surface fairing.

Autoren: Brito-Loeza, Carlos Chen, Ke

Quelle: International Journal of Computer Mathematics. Jan2013, Vol. 90 Issue 1, p92-108. 17p. 3 Diagrams, 2 Charts.

Schlagwörter: *Algorithms, *Image processing, Iterative methods (Mathematics), Curvature, Dimension reduction (Statistics), Inverse problems, High resolution imaging

A general framework for whiteness-based parameters selection in variational models.

Autoren: Bevilacqua, Francesca Lanza, Alessandro Pragliola, Monica et al.

Quelle: Computational Optimization & Applications; Jun2025, Vol. 91 Issue 2, p457-489, 33p

Schlagwörter: BILEVEL programming, COMPUTATIONAL mathematics, INVERSE problems, REGULARIZATION parameter, CORRUPTION

Using Alternating Minimization and Convexified Carleman Weighted Objective Functional for a Time-Domain Inverse Scattering Problem.

Autoren: Thành, Nguyen Trung

Quelle: Axioms (2075-1680); Jul2023, Vol. 12 Issue 7, p642, 15p

Schlagwörter: INVERSE scattering transform, INVERSE problems, PARTIAL differential equations, HELMHOLTZ equation, WAVE equation, HILBERT space

Image reconstruction in cone beam computed tomography using controlled gradient sparsity.

Autoren: Meaney, Alexander Brix, Mikael A. K. Nieminen, Miika T. et al.

Quelle: Applied Mathematics for Modern Challenges; Mar2025, Vol. 3 Issue 1, p1-26, 26p

Schlagwörter: COMPUTED tomography, TRICUSPID valve surgery, IMAGE reconstruction, REGULARIZATION parameter, INVERSE problems, CONE beam computed tomography, IMAGE reconstruction algorithms

An Extended Reweighted ℓ1 Minimization Algorithm for Image Restoration

Autoren: Sining Huang Yupeng Chen Tiantian Qiao

Quelle: Mathematics, Vol 9, Iss 24, p 3224 (2021)

Schlagwörter: extended reweighted ℓ1 minimization, fast algorithm, image restoration, iterative generalized inverse, Mathematics, QA1-939

Dateibeschreibung: electronic resource

Relation: https://www.mdpi.com/2227-7390/9/24/3224; https://doaj.org/toc/2227-7390

Zugangs-URL: https://doaj.org/article/6718ddb762cf4c9cac833bbb998921b7

Iterative Potts and Blake-Zisserman minimization for the recovery of functions with discontinuities from indirect measurements.

Autoren: Weinmann, Andreas Storath, Martin

Quelle: Proceedings of the Royal Society A: Mathematical, Physical & Engineering Sciences; 4/8/2015, Vol. 471 Issue 2176, p1-25, 25p

Schlagwörter: ELECTRIC interference, ITERATIVE methods (Mathematics), SIGNAL-to-noise ratio, INVERSE problems, MATHEMATICAL functions, SPARSE approximations

A Hybrid Regularization Model for Linear Inverse Problems

Autoren: Fang, Ximing

Quelle: Filomat, 2022 Jan 01. 36(8), 2739-2748.

Zugangs-URL: https://www.jstor.org/stable/27384766

Numerical investigation of a multi-step one-shot method for frequency domain acoustic full waveform inversion
Investigation numérique d’une méthode multi-step one-shot pour l’inversion de forme d’onde acoustique complète en domaine fréquentiel

Autoren: Sior, Alejandro Geuzaine, Christophe Arnst, Maarten et al.

Weitere Verfasser: Sior, Alejandro Geuzaine, Christophe Arnst, Maarten et al.

Schlagwörter: full waveform inversion, domain decomposition methods, one-shot, optimization, Engineering, computing & technology, Ingénierie, informatique & technologie

Dateibeschreibung: 88

Zugangs-URL: https://orbi.uliege.be/handle/2268/335299

Estimating absorption and scattering in quantitative photoacoustic tomography with an adaptive Monte Carlo method for light transport.

Autoren: Hänninen, Niko Pulkkinen, Aki Arridge, Simon et al.

Quelle: Inverse Problems & Imaging; Oct2024, Vol. 18 Issue 5, p1-26, 26p

Schlagwörter: MONTE Carlo method, PHOTON counting, INVERSE problems, ENERGY density, TOMOGRAPHY, WAVE packets

Sparse Nonlinear Electromagnetic Imaging Accelerated With Projected Steepest Descent Algorithm.

Autoren: Desmal, Abdulla Bagci, Hakan

Quelle: IEEE Transactions on Geoscience & Remote Sensing; Jul2017, Vol. 55 Issue 7, p3810-3822, 13p

Schlagwörter: ELECTROMAGNETIC wave scattering, NONLINEAR imaging sensors, METHOD of steepest descent (Numerical analysis), INVERSE problems, IMAGE reconstruction algorithms

Regularization Algorithms for Ill-Posed Problems

Autoren: Anatoly B. Bakushinsky Mikhail M. Kokurin Mikhail Yu. Kokurin

Resource Type: eBook.

Schlagworte: Iterative methods (Mathematics), Inverse problems (Differential equations), Differential equations, Partial--Improperly posed problems

Categories: MATHEMATICS / Mathematical Analysis, MATHEMATICS / Applied, MATHEMATICS / Functional Analysis, MATHEMATICS / Numerical Analysis

Regularized Generalized Inverse Accelerating Linearized Alternating Minimization Algorithm for Frame-Based Poissonian Image Deblurring.

Autoren: Dai-Qiang Chen

Quelle: SIAM Journal on Imaging Sciences; 2014, Vol. 7 Issue 2, p716-739, 24p

Schlagwörter: IMAGING system noise, POISSON distribution, INVERSE problems, IMAGE reconstruction algorithms, IMAGE reconstruction, MULTIPLIERS (Mathematical analysis)

Continuous Analog of Accelerated OS-EM Algorithm for Computed Tomography

Autoren: 立石, 貴代子 山口, 雄作 アボウ アルオラ, オマル et al.

Quelle: Mathematical Problems in Engineering. 2017

Schlagwörter: Computed tomography, Image reconstruction, Inverse problem, Iterative reconstruction, Dynamical system

Dateibeschreibung: application/pdf

Zugangs-URL: https://ndlsearch.ndl.go.jp/books/R100000039-I11300296

Degree: 博士（保健学） -- 徳島大学

Fast additive half‐quadratic iterative minimization for lp − lq image smoothing.

Autoren: Sun, Xueman Lv, Xiaoguang Zhu, Guoliang et al.

Quelle: IET Image Processing (Wiley-Blackwell); May2023, Vol. 17 Issue 6, p1739-1751, 13p

Schlagwörter: IMAGE reconstruction, IMAGE denoising, ADDITIVES, IMAGE processing

An Analysis of the Computational Complexity and Efficiency of Various Algorithms for Solving a Nonlinear Model of Radon Volumetric Activity with a Fractional Derivative of a Variable Order.

Autoren: Tverdyi, Dmitrii

Quelle: Computation; Nov2025, Vol. 13 Issue 11, p252, 29p

Schlagwörter: COMPUTATIONAL complexity, PARALLEL algorithms, FRACTIONAL calculus, CAUCHY problem, MATHEMATICAL optimization, NONLINEAR regression