Výsledky vyhledávání - "(Conjugate) gradient method"

Numerical algorithms for the reconstruction of space-dependent sources in thermoelasticity

Autoři: Frederick Maes Karel Van Bockstal

Zdroj: MATHEMATICS AND COMPUTERS IN SIMULATION

Témata: Inverse source problems, Sobolev gradient, IDENTIFICATION, STABILITY, 35A01, 35A02, 35A15, 35A35, 65M32, 65N21, 35R30, Numerical Analysis (math.NA), RECOVERY, Mathematics and Statistics, UNIQUENESS, Mathematics - Analysis of PDEs, Landweber method, EQUATION, FOS: Mathematics, (Conjugate) gradient method, Mathematics - Numerical Analysis, COEFFICIENT, HEAT-SOURCE, Thermoelasticity, Analysis of PDEs (math.AP)

Popis souboru: application/pdf

Přístupová URL adresa: http://arxiv.org/abs/2410.05775
https://biblio.ugent.be/publication/01JTG3QMGDKZP3B9YHG6994ZCV/file/01JTTQ4XJFNFNHEZDC66KKWJJS
https://biblio.ugent.be/publication/01JTG3QMGDKZP3B9YHG6994ZCV
http://hdl.handle.net/1854/LU-01JTG3QMGDKZP3B9YHG6994ZCV
http://doi.org/10.1016/j.matcom.2025.04.004

Newton-CG Methods for Nonconvex Unconstrained Optimization with Hölder Continuous Hessian

Autoři: He, Chuan Huang, Heng Lu, Zhaosong

Zdroj: Mathematics of Operations Research.

Témata: nonconvex unconstrained optimization, Newton-conjugate gradient method, Holder continuity, iteration complexity, operation complexity

Popis souboru: electronic

Přístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-214211
https://liu.diva-portal.org/smash/get/diva2:1963266/FULLTEXT01.pdf

A revised MRMIL Riemannian conjugate gradient method with simplified global convergence properties

Autoři: Nasiru Salihu Poom Kumam Sani Salisu a další

Zdroj: Applied Numerical Mathematics. 214:110-126

Témata: global convergence, Numerical mathematical programming methods, vector transport, Nonlinear programming, conjugate gradient method, Riemannian optimization, Riemannian Wolfe conditions, retraction

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8034927
https://doi.org/10.1016/j.apnum.2025.03.007

Parallel implementations of Riemannian conjugate gradient methods for joint approximate diagonalization

Autoři: Bosner, Nela

Zdroj: Mathematical Communications
Volume 30
Issue 1

Témata: matrix manifolds, joint approximate diagonalization, Riemannian conjugate gradient method, matrix manifolds, parallel implementations, efficient algorithms, joint approximate diagonalization, conjugate gradient method, efficient algorithms, parallel algorithms, Riemannian conjugate gradient method, parallel implementations, Riemannian optimization

Popis souboru: application/pdf

Přístupová URL adresa: https://www.mathos.unios.hr/mc/index.php/mc/article/view/5356
https://hrcak.srce.hr/329423
https://hrcak.srce.hr/329423
https://hrcak.srce.hr/file/476357

Identifying a response parameter in a model of brain tumour evolution under therapy

Autoři: Baravdish, George Johansson, Tomas Svensson, Olof a další

Zdroj: IMA Journal of Applied Mathematics. 88(2):378-404

Témata: parameter identification, inverse problem, nonlinear conjugate gradient method, reaction-diffusion models, brain tumours

Popis souboru: electronic

Přístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-193706
https://liu.diva-portal.org/smash/get/diva2:1756998/FULLTEXT01.pdf

Reducing Impulse Noise in Images Using an Improved Formula Conjugate Gradient Method

Autoři: Basim A. Hassan Yousif Ali Mohammed

Zdroj: Zanco Journal of Pure and Applied Sciences, Vol 37, Iss 3 (2025)

Témata: Technology, Convergence property, Science, Impulse Noise Reduction from Images, Conjugate Gradient method

Přístupová URL adresa: https://doaj.org/article/e5fca358a35a4e2e84dee334d8b0ff84

Halpern-type relaxed algorithms with alternated and multi-step inertia for split feasibility problems with applications in classification problems

Autoři: Abdulwahab Ahmad Poom Kumam Yeolb Je Cho a další

Zdroj: Volume: 8, Issue: 250-80
Constructive Mathematical Analysis

Témata: Relaxed CQ method, Alternated inertial method, Multi-step inertial method, Conjugate gradient method, Split feasibility problem, Classification problem, Numerical and Computational Mathematics (Other), Sayısal ve Hesaplamalı Matematik (Diğer), Temel Matematik (Diğer), Pure Mathematics (Other)

Popis souboru: application/pdf

Přístupová URL adresa: https://dergipark.org.tr/tr/pub/cma/issue/92334/1563173

A numerical method for reconstructing the potential in fractional Calderón problem with a single measurement

Autoři: Xinyan Li

Zdroj: Computers & Mathematics with Applications. 183:256-270

Témata: conjugate gradient method, Tikhonov regularization, FOS: Mathematics, Fluid mechanics, fractional Calderón problem, inverse problem, fractional Laplacian, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Numerical analysis

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2409.16711

Conjugate Gradient Methods in Fitting Precipitation of Rainfall Data in Malaysia

Autoři: Hua Ru Tang Nur Syarafina Mohamed Nurul Hajar Mohd Yusoff a další

Zdroj: Journal of Informatics and Web Engineering, Vol 4, Iss 3, Pp 469-482 (2025)

Témata: spectral conjugate gradient method, data estimation, regression analysis, linear least square method, rainfall data, Electronic computers. Computer science, QA75.5-76.95, Information technology, T58.5-58.64

Popis souboru: electronic resource

Relation: https://mmupress.com/index.php/jiwe/article/view/2002; https://doaj.org/toc/2821-370X

Přístupová URL adresa: https://doaj.org/article/2d8a8e8198514255927bd68eca1bcf6f

Implementation of Conjugate Gradient Method for Estimating Inflation Rate in Malaysia

Autoři: Shin Yi Wong Nur Syarafina Mohamed Norhaslinda Zullpakkal

Zdroj: Journal of Informatics and Web Engineering, Vol 4, Iss 3, Pp 454-468 (2025)

Témata: three-terms conjugate gradient method, data estimation, least square method, trendline method, inflation rate, Electronic computers. Computer science, QA75.5-76.95, Information technology, T58.5-58.64

Popis souboru: electronic resource

Relation: https://mmupress.com/index.php/jiwe/article/view/2003; https://doaj.org/toc/2821-370X

Přístupová URL adresa: https://doaj.org/article/4ff40aea2029472cb57914cf2aff2ab9

An efficient three-term conjugate gradient algorithm with restart strategy and image restoration

Autoři: Wenwen Wang Jing Gao

Zdroj: Scientific Reports, Vol 15, Iss 1, Pp 1-14 (2025)

Témata: Restart strategy, Global convergence, Image restoration, Conjugate gradient method, Medicine, Science

Popis souboru: electronic resource

Relation: https://doaj.org/toc/2045-2322

Přístupová URL adresa: https://doaj.org/article/f0bb8226d4604d86878e0ced646c3fc2

New investigation Development of the Dai Yuan method for solving Unconstrained Optimization Problems

Autoři: Hussein AL-Moussawi Khalil Abbo

Zdroj: Al-Rafidain Journal of Computer Sciences and Mathematics, Vol 18, Iss 2, Pp 27-32 (2024)

Témata: global convergence, conjugate gradient method, Electronic computers. Computer science, QA1-939, QA75.5-76.95, sufficient descent condition, Mathematics

Přístupová URL adresa: https://doaj.org/article/68d26fc5ba304b4191c7e0d5dd183c5a

Iterative Methods for Vecchia-Laplace Approximations for Latent Gaussian Process Models

Autoři: Pascal Kündig Fabio Sigrist

Zdroj: Journal of the American Statistical Association

Témata: Methodology (stat.ME), FOS: Computer and information sciences, Computer Science - Machine Learning, Large data, Spatial statistics, Statistics - Machine Learning, Conjugate gradient method, Non-Gaussian likelihoods, Stochastic Lanczos quadrature, Machine Learning (stat.ML), Statistics - Methodology, Machine Learning (cs.LG)

Popis souboru: application/application/pdf

Přístupová URL adresa: http://arxiv.org/abs/2310.12000
http://hdl.handle.net/20.500.11850/711458

A modified of Dai and Yuan method for solving unconstrained optimization problems

Autoři: Hussein Aljarjary Khalil Abbo Edrees Nori Mahmood

Zdroj: Al-Rafidain Journal of Computer Sciences and Mathematics, Vol 18, Iss 2, Pp 20-26 (2024)

Témata: global convergence, conjugate gradient method, Electronic computers. Computer science, QA1-939, QA75.5-76.95, sufficient descent condition, Mathematics

Přístupová URL adresa: https://doaj.org/article/2c0051c9890b468188c2390377a42381

On the Extension of Dai-Liao Conjugate Gradient Method for Vector Optimization: On the extension of Dai-Liao conjugate gradient method for vector optimization

Autoři: Hu, Qingjie Li, Ruyun Zhang, Yanyan a další

Zdroj: Journal of Optimization Theory and Applications. 203:810-843

Témata: Pareto optimality, global convergence, vector optimization, Numerical mathematical programming methods, Dai-Liao conjugate gradient method, Multi-objective and goal programming

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7942689
https://doi.org/10.1007/s10957-024-02535-x

Measurement of thermal conductivity using 2D inverse heat conduction problem approach by identifying simultaneously the heat dissipation phenomena

Autoři: Ari Satmoko Engkos Achmad Kosasih Anhar Riza Antariksawan a další

Zdroj: Case Studies in Thermal Engineering, Vol 74, Iss , Pp 106887- (2025)

Témata: Conjugate gradient method, Inverse heat conduction problems (IHCP), Thermal conductivity, 2D heat transfer, Thin plate, Engineering (General). Civil engineering (General), TA1-2040

Popis souboru: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2214157X25011475; https://doaj.org/toc/2214-157X

Přístupová URL adresa: https://doaj.org/article/0f8db816c5e8437bad1f67f9cb7fc4ba

Improved Dai–Liao Conjugate Gradient Methods for Large-Scale Unconstrained Optimization

Autoři: Basim A. Hassan Alaa Luqman Ibrahim abd elhamid mehamdia

Zdroj: Al-Rafidain Journal of Computer Sciences and Mathematics, Vol 19, Iss 1, Pp 178-186 (2025)

Témata: unconstrained optimization, secant condition, conjugate gradient method, dai–liao method, computational efficiency, Mathematics, QA1-939, Electronic computers. Computer science, QA75.5-76.95

Popis souboru: electronic resource

Relation: https://csmj.uomosul.edu.iq/article_188839_74268d43ed4e1f492cb3f38efc8c38d5.pdf; https://doaj.org/toc/1815-4816; https://doaj.org/toc/2311-7990

Přístupová URL adresa: https://doaj.org/article/c97887b9ff5a418881f25c46583dc1a0

Research on PRBP Neural Network Flood Forecasting Model in Chongyang River Basin

Autoři: SI Qi JIN Baoming LU Wangming a další

Zdroj: Renmin Zhujiang, Vol 46, Pp 68-74 (2025)

Témata: PR conjugate gradient method, BP neural network, flood forecasting, Chongyang River basin, River, lake, and water-supply engineering (General), TC401-506

Popis souboru: electronic resource

Relation: http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2025.06.008; https://doaj.org/toc/1001-9235

Přístupová URL adresa: https://doaj.org/article/8977014baf074e919308de555b188328

An accelerated conjugate method for split variational inclusion problems with applications

Autoři: Yu Zhang Xiaojun Ma

Zdroj: AIMS Mathematics, Vol 10, Iss 5, Pp 11465-11487 (2025)

Témata: split variational inclusion problem, inertial conjugate gradient method, new stepsize, strong convergence, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://doaj.org/toc/2473-6988

Přístupová URL adresa: https://doaj.org/article/07a8ebeb0060403a8b94edee2be79f8e

A derivative-free RMIL conjugate gradient method for constrained nonlinear systems of monotone equations

Autoři: Xiaowei Fang

Zdroj: AIMS Mathematics, Vol 10, Iss 5, Pp 11656-11675 (2025)

Témata: nonlinear monotone equations, conjugate gradient method, hyperplane projection technique, signal recovery, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://doaj.org/toc/2473-6988

Přístupová URL adresa: https://doaj.org/article/2dfd3b1f5dc1492f8a219c495246f7f2