Search Results - k^{\ast} $-iteration~

A faster iterative scheme for common fixed points of $ G $-nonexpansive mappings via directed graphs: application in split feasibility problems

Authors: Maryam Iqbal Afshan Batool Aftab Hussain et al.

Source: AIMS Mathematics, Vol 9, Iss 5, Pp 11941-11957 (2024)

Subject Terms: Numerical Analysis, convergence, Numerical Optimization Techniques, $ g $-nonexpansive mappings, Mathematical optimization, Iterative Algorithms for Nonlinear Operators and Optimization, Fixed point, directed graph, Computer science, Mathematical analysis, Algorithm, Fixed Point Theorems in Metric Spaces, Computational Theory and Mathematics, common fixed points, condition (b), Computer Science, Physical Sciences, QA1-939, FOS: Mathematics, Geometry and Topology, $ k^{\ast} $-iteration, Mathematics, Scheme (mathematics)

Access URL: https://doaj.org/article/cf2437418eb9412b82f7ef0cf4f34635

A faster iterative scheme for common fixed points of G-nonexpansive mappings via directed graphs: application in split feasibility problems

Authors: Maryam Iqbal Afshan Batool Aftab Hussain et al.

Source: AIMS Mathematics, Vol 9, Iss 5, Pp 11941-11957 (2024)

Subject Terms: $ k^{\ast} $-iteration, common fixed points, $ g $-nonexpansive mappings, convergence, condition (b), directed graph, Mathematics, QA1-939

File Description: electronic resource

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

Access URL: https://doaj.org/article/cf2437418eb9412b82f7ef0cf4f34635

A Primal-Dual Splitting Algorithm with Convex Combination and Larger Step Sizes for Composite Monotone Inclusion Problems.

Authors: Chang, Xiaokai Yang, Junfeng Bai, Jianchao et al.

Source: SIAM Journal on Imaging Sciences; 2025, Vol. 18 Issue 4, p2094-2126, 33p

A Convergence Analysis Of Lawson's Iteration For Computing Polynomial And Rational Minimax Approximations.

Authors: Zhang, Lei-Hong Han, Shanheng

Source: SIAM Journal on Numerical Analysis; 2025, Vol. 63 Issue 6, p2249-2271, 23p

Nested Bregman Iterations for Decomposition Problems.

Authors: Wolf, Tobias Driggs, Derek T. Papafitsoros, Kostas et al.

Source: SIAM Journal on Imaging Sciences; 2025, Vol. 18 Issue 3, p1963-2007, 45p

Subject Terms: IMAGE reconstruction, MATHEMATICAL decomposition, ITERATIVE methods (Mathematics), VARIATIONAL approach (Mathematics), IMAGE processing, REGULARIZATION parameter

Nesterov acceleration‐based iterative method for backward problem of distributed‐order time‐fractional diffusion equation.

Authors: Zhang, Zhengqiang Zhang, Yuan‐Xiang Guo, Shimin

Source: Mathematical Methods in the Applied Sciences; 1/30/2025, Vol. 48 Issue 2, p1877-1900, 24p

Subject Terms: INITIAL value problems, INVERSE problems, REGULARIZATION parameter, A priori, SIMPLICITY

A COMPLEX-PROJECTED RAYLEIGH QUOTIENT ITERATION FOR TARGETING INTERIOR EIGENVALUES.

Source: SIAM Journal on Matrix Analysis & Applications; 2025, Vol. 46 Issue 1, p626-647, 22p

Subject Terms: RAYLEIGH quotient, MATRICES (Mathematics), SCHWARZ inequality, RANDOM matrices, MATRIX inversion, BAND gaps

Some convergence, stability, and data dependence results for $K^{\ast }$ iterative method of quasi-strictly contractive mappings

Authors: Çelik, Ruken Şimşek, Necip Fakülteler, Fen Edebiyat Fakültesi, Matematik Bölümü

Contributors: Çelik, Ruken Şimşek, Necip Fakülteler, Fen Edebiyat Fakültesi, Matematik Bölümü

Source: Turkish Journal of Mathematics. 46:2819-2833

Subject Terms: Convergence, Data dependency, Fixed points, Iterative methods, Quasi-strictly contractive mappings, Stability, 0101 mathematics, 01 natural sciences

File Description: application/pdf

Access URL: http://hdl.handle.net/11467/6131

On the Convergence of a Data-Driven Regularized Stochastic Gradient Descent for Nonlinear Ill-Posed Problems.

Authors: Zehui Zhou

Source: SIAM Journal on Imaging Sciences; 2025, Vol. 18 Issue 1, p388-448, 61p

Subject Terms: INVERSE problems, NONLINEAR equations, HILBERT space, SCALABILITY, EQUATIONS

On policy iteration‐based discounted optimal control.

Authors: Dong, Botao Huang, Longyang Ma, Xiwen et al.

Source: International Journal of Robust & Nonlinear Control; 5/10/2024, Vol. 34 Issue 7, p4926-4942, 17p

Subject Terms: CLOSED loop systems, LINEAR systems, CONTINUOUS time systems, SYSTEM dynamics, INFORMATION storage & retrieval systems

HIGHER-ORDER SELF-CONSISTENT FIELD: EFFICIENT DECOUPLING ALGORITHMS FOR FINDING THE BEST RANK-ONE APPROXIMATION OF HIGHER-ORDER TENSORS.

Authors: CHUANFU XIAO ZEYU LI CHAO YANG

Source: SIAM Journal on Matrix Analysis & Applications; 2025, Vol. 46 Issue 2, p1518-1536, 22p

Subject Terms: SELF-consistent field theory, TENSOR algebra, ASYMPTOTIC analysis, RAYLEIGH quotient, PARALLEL programming, COMPUTER simulation

Splitting Alternating Algorithms for Sparse Solutions of Linear Systems with Concatenated Orthogonal Matrices.

Authors: Zhao, Yun-Bin Sun, Zhong-Feng

Source: SIAM Journal on Matrix Analysis & Applications; 2025, Vol. 46 Issue 4, p2310-2330, 21p

Subject Terms: LINEAR systems, SPARSE matrices, ORTHOGONAL functions, PARALLEL algorithms, ALGORITHMS, NUMERICAL analysis

Anderson accelerated fixed‐point iteration for multilinear PageRank.

Authors: Lai, Fuqi Li, Wen Peng, Xiaofei et al.

Source: Numerical Linear Algebra with Applications; Oct2023, Vol. 30 Issue 5, p1-19, 19p

Subject Terms: RELAXATION techniques, PROBLEM solving, ALGORITHMS

ADAPTIVE OPTIMAL CONTROL OF LINEAR DISCRETE-TIME NETWORKED CONTROL SYSTEMS WITH TWO-CHANNEL STOCHASTIC DROPOUTS.

Authors: YI JIANG WEINAN GAO CI CHEN et al.

Source: SIAM Journal on Control & Optimization; 2023, Vol. 61 Issue 5, p3183-3208, 26p

Subject Terms: ADAPTIVE control systems, MACHINE learning, STOCHASTIC systems, STOCHASTIC control theory, SYSTEM dynamics, RICCATI equation, REINFORCEMENT learning

DYNAMICS AND BIFURCATIONS IN A NONDEGENERATE HOMOGENEOUS DIFFUSIVE SIR RABIES MODEL.

Authors: GAOYANG SHE FENGQI YI

Source: SIAM Journal on Applied Mathematics; 2024, Vol. 84 Issue 2, p632-660, 29p

Subject Terms: RABIES, HOPF bifurcations, BIFURCATION diagrams

Geographic Terms: EUROPE

Inverse Design of Highly Deformable Mechanical Metamaterial Based on Partitional Semi‐Random Optimization.

Authors: Cao, Xueqing Zhao, Zeang Wang, Panding et al.

Source: Advanced Science; 7/24/2025, Vol. 12 Issue 28, p1-11, 11p

Subject Terms: METAMATERIALS, DEFORMATIONS (Mechanics), STRUCTURAL optimization, MATHEMATICAL optimization, THREE-dimensional printing, SOFT robotics

A STABLE ONE-SYNCHRONIZATION VARIANT OF REORTHOGONALIZED BLOCK CLASSICAL GRAM-SCHMIDT.

Authors: CARSON, ERIN YUXIN MA

Source: SIAM Journal on Scientific Computing; 2025, Vol. 47 Issue 4, pA2353-A2377, 25p

Subject Terms: SYNCHRONIZATION, GRAM-Schmidt process, ORTHOGONALIZATION, MATHEMATICAL optimization, INNER product spaces, MATRIX decomposition

Obtaining Pseudoinverse Solutions with MINRES.

Authors: Liu, Yang Milzarek, Andre Roosta, Fred

Source: SIAM Journal on Matrix Analysis & Applications; 2025, Vol. 46 Issue 3, p1887-1916, 30p

Subject Terms: PSEUDOINVERSES, LINEAR systems, OPERATOR functions, MATHEMATICAL optimization, ITERATIVE methods (Mathematics), EMPIRICAL research, MATRICES (Mathematics)

A Subgame Perfect Equilibrium Reinforcement Learning Approach to Time-Inconsistent Problems.

Authors: Lesmana, Nixie Sapphira Chi Seng Pun

Source: SIAM Journal on Financial Mathematics; 2025, Vol. 16 Issue 1, p68-122, 55p

ITERATIVELY ADAPTIVE IDENTIFICATION OF PARAMETERS SOLELY USING SHORT-TERM DATA OF TRANSIENT DYNAMICS.

Authors: HUAN-FEI MA WEI LIN

Source: SIAM Journal on Applied Mathematics; 2025, Vol. 85 Issue 1, p393-411, 19p

Subject Terms: TRANSIENTS (Dynamics), ADAPTIVE control systems, TIME series analysis, SYSTEM dynamics, SYNCHRONIZATION, NONLINEAR dynamical systems