Search Results - "Chang, Xiaokai"

A splitting preconditioned primal-dual algorithm with interpolation and extrapolation for bilinear saddle point problem.

Authors: Chang, Xiaokai Xu, Long Cao, Jianxiong

Source: Numerical Algorithms; Nov2025, Vol. 100 Issue 3, p937-962, 26p

Subject Terms: INTERPOLATION, EXTRAPOLATION, MATHEMATICAL models, MATRIX inversion, ALGORITHMS, MATHEMATICAL optimization, OPTIMIZATION algorithms

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

GRPDA Revisited: Relaxed Condition and Connection to Chambolle-Pock’s Primal-Dual Algorithm.

Authors: Chang, Xiaokai Yang, Junfeng

Source: Journal of Scientific Computing; Dec2022, Vol. 93 Issue 3, p1-20, 20p

An inertial subgradient extragradient algorithm with adaptive stepsizes for variational inequality problems.

Authors: Chang, Xiaokai Liu, Sanyang Deng, Zhao et al.

Source: Optimization Methods & Software; Aug2022, Vol. 37 Issue 4, p1507-1526, 20p

Subject Terms: VARIATIONAL inequalities (Mathematics), MONOTONE operators, HILBERT space, ALGORITHMS, SUBGRADIENT methods

First-order primal-dual algorithm with correction

Authors: Chang, Xiaokai Liu, Sanyang

Subject Terms: Optimization and Control (math.OC), 0211 other engineering and technologies, FOS: Mathematics, 02 engineering and technology, Mathematics - Optimization and Control

Access URL: http://arxiv.org/abs/1906.07013

Modified Tseng's extragradient methods for variational inequality on Hadamard manifolds.

Authors: Chen, Junfeng Liu, Sanyang Chang, Xiaokai

Source: Applicable Analysis; Sep2021, Vol. 100 Issue 12, p2627-2640, 14p

Subject Terms: VARIATIONAL inequalities (Mathematics), VECTOR fields

A Projected Extrapolated Gradient Method with Larger Step Size for Monotone Variational Inequalities.

Authors: Chang, Xiaokai Bai, Jianchao

Source: Journal of Optimization Theory & Applications; Aug2021, Vol. 190 Issue 2, p602-627, 26p

Subject Terms: VARIATIONAL inequalities (Mathematics), HILBERT space, CONVEX functions, SIZE

Extragradient method and golden ratio method for equilibrium problems on Hadamard manifolds.

Authors: Chen, Junfeng Liu, Sanyang Chang, Xiaokai

Source: International Journal of Computer Mathematics; Aug2021, Vol. 98 Issue 8, p1699-1712, 14p

Subject Terms: GOLDEN ratio, PROBLEM solving, VECTOR spaces, QUADRATIC programming, COMPUTATIONAL complexity

A Golden Ratio Primal–Dual Algorithm for Structured Convex Optimization.

Authors: Chang, Xiaokai Yang, Junfeng

Source: Journal of Scientific Computing; May2021, Vol. 87 Issue 2, p1-26, 26p

Convergence revisit on generalized symmetric ADMM.

Authors: Bai, Jianchao Chang, Xiaokai Li, Jicheng et al.

Source: Optimization; Jan2021, Vol. 70 Issue 1, p149-168, 20p

Subject Terms: SYMMETRIC domains, POLYHEDRA, TRIANGLES, ALGORITHMS

Linearized symmetric multi-block ADMM with indefinite proximal regularization and optimal proximal parameter.

Authors: Chang, Xiaokai Bai, Jianchao Song, Dunjiang et al.

Source: Calcolo; Dec2020, Vol. 57 Issue 4, p1-36, 36p

A Three-Operator Splitting Perspective of a Three-Block ADMM for Convex Quadratic Semidefinite Programming and Beyond.

Authors: Chen, Liang Chang, Xiaokai Liu, Sanyang

Source: Asia-Pacific Journal of Operational Research; Aug2020, Vol. 37 Issue 4, pN.PAG-N.PAG, 30p

Subject Terms: SEMIDEFINITE programming, QUADRATIC programming, MATHEMATICAL programming, MONOTONE operators, LAGRANGIAN functions

Improvement and queuing analysis of the handover mechanism in the high-speed railway communication.

Authors: Dou, Zufang Li, Suoping Gaber, Jaafar et al.

Source: Telecommunication Systems; Mar2020, Vol. 73 Issue 3, p383-395, 13p

Subject Terms: ROAMING (Telecommunication), RAILROADS, QUEUING theory, DATA transmission systems, HIGH technology, TIME measurements

A note on the sufficient initial condition ensuring the convergence of directly extended 3-block ADMM for special semidefinite programming.

Authors: Chang, Xiaokai Liu, Sanyang Zhao, Pengjun

Source: Optimization; Oct2018, Vol. 67 Issue 10, p1729-1743, 15p

Subject Terms: MATHEMATICAL models, NUMERICAL analysis, ITERATIVE methods (Mathematics), NONLINEAR programming, CRYSTAL structure

A feasible method for sensor network localization.

Authors: Chang, Xiaokai Liu, Sanyang

Source: Optimization Methods & Software; Oct2017, Vol. 32 Issue 5, p1113-1131, 19p

Subject Terms: SENSOR networks, NONLINEAR programming, PROBLEM solving, SEARCH algorithms, STOCHASTIC convergence

A 2-block semi-proximal ADMM for solving the H -weighted nearest correlation matrix problem.

Authors: Chang, Xiaokai Liu, Sanyang

Source: Optimization; Jan2017, Vol. 66 Issue 1, p1-16, 16p

Subject Terms: SEMIDEFINITE programming, MATHEMATICAL reformulation, MULTIPLIERS (Mathematical analysis), STATISTICAL correlation, COMPUTABLE functions, LAGRANGIAN functions

Narrow-Linewidth 852-nm DBR-LD with Self-Injection Lock Based on High-Finesse Optical Cavity Filtering.

Authors: Hao, Lili Chang, Rui Hou, Xiaokai et al.

Source: Photonics; Aug2023, Vol. 10 Issue 8, p936, 12p

Subject Terms: OPTICAL resonators, LIGHT filters, PHASE noise, DISTRIBUTED Bragg reflectors, OPTICAL glass, ATOMIC clocks

Table of contents.

Source: 2014 IEEE 12th International Conference on Dependable, Autonomic & Secure Computing; 2014, pv-xii, 8p

Proceedings of the 2022 3rd International Conference on Artificial Intelligence and Education (IC-ICAIE 2022)

Authors: Bob Fox Chuan Zhao Marcus T. Anthony

Resource Type: eBook.

Subjects: Artificial intelligence--Educational applications--Congresses, Education--Data processing--Congresses

Categories: COMPUTERS / Artificial Intelligence / General, COMPUTERS / General, COMPUTERS / Database Administration & Management, EDUCATION / General, EDUCATION / Philosophy, Theory & Social Aspects

Pattern Recognition and Computer Vision

Authors: Zhouchen Lin Ming-Ming Cheng Ran He et al.

Resource Type: eBook.

Subjects: Computer vision--Congresses, Pattern recognition systems--Congresses, Artificial intelligence

Categories: COMPUTERS / Artificial Intelligence / Computer Vision & Pattern Recognition, COMPUTERS / Artificial Intelligence / General, COMPUTERS / Business & Productivity Software / General, COMPUTERS / Computer Architecture, COMPUTERS / Image Processing, COMPUTERS / Networking / General, COMPUTERS / Hardware / General, MATHEMATICS / Probability & Statistics / General