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Zi Xu
Zi Xu
Professor of Mathematics, Shanghai University
Verified email at i.shu.edu.cn
Title
Cited by
Cited by
Year
A unified single-loop alternating gradient projection algorithm for nonconvex-concave and convex-nonconcave minimax problems
Z Xu, H Zhang, Y Xu, G Lan
Mathematical Programming 201, 635-706, 2023
762023
Distributed controllers seeking AC optimal power flow solutions using ADMM
Y Zhang, M Hong, E Dall'Anese, S Dhople, Z Xu
IEEE Transactions on Smart Grid 9 (5), 4525-4537, 2018
682018
A stochastic approximation frame algorithm with adaptive directions
Z Xu, YH Dai
Numer. Math. Theory Methods Appl 1 (4), 460-474, 2008
232008
Joint User Grouping and Linear Virtual Beamforming: Complexity, Algorithms and Approximation Bounds
M Hong, Z Xu, M Razaviyayn, ZQ Luo
IEEE Journal on Selected Areas in Communications 31 (10), 2013-2027, 2013
222013
New stochastic approximation algorithms with adaptive step sizes
Z Xu, YH Dai
Optimization Letters 6 (8), 1831-1846, 2012
192012
A combined direction stochastic approximation algorithm
Z Xu
Optimization Letters 4, 117-129, 2010
162010
Semidefinite approximation for mixed binary quadratically constrained quadratic programs
Z Xu, M Hong, ZQ Luo
SIAM Journal on Optimization 24 (3), 1265-1293, 2014
142014
Derivative-free Alternating Projection Algorithms for General Nonconvex-Concave Minimax Problems
Z Xu, Z Wang, J Shen, Y Dai
to appear in SIAM Journal on Optimization, arXiv preprint arXiv:2108.00473v3, 2023
13*2023
An efficient algorithm for nonconvex-linear minimax optimization problem and its application in solving weighted maximin dispersion problem
W Pan, J Shen, Z Xu
Computational Optimization and Applications 78, 287-306, 2021
112021
Improved semidefinite approximation bounds for nonconvex nonhomogeneous quadratic optimization with ellipsoid constraints
Y Hsia, S Wang, Z Xu
Operations Research Letters 43 (4), 378-383, 2015
112015
Zeroth-order single-loop algorithms for nonconvex-linear minimax problems
J Shen, Z Wang, Z Xu
Journal of Global Optimization 87, 551-580, 2023
72023
Improved approximation algorithms for the max-bisection and the disjoint 2-catalog segmentation problems
Z Xu, D Du, D Xu
Journal of Combinatorial Optimization 27 (2), 315-327, 2014
72014
A new hybrid stochastic approximation algorithm
Z Xu, X Wu
Optimization Letters 7 (3), 593-606, 2013
62013
Zeroth-Order Alternating Gradient Descent Ascent Algorithms for a Class of Nonconvex-Nonconcave Minimax Problems
Z Xu, ZQ Wang, JL Wang, YH Dai
Journal of Machine Learning Research 24 (313), 1-25, 2023
52023
On the equivalence of semidifinite relaxations for MIMO detection with general constellations
YF Liu, Z Xu, C Lu
ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and …, 2019
52019
Primal dual alternating proximal gradient algorithms for nonsmooth nonconvex minimax problems with coupled linear constraints
H Zhang, J Wang, Z Xu, YH Dai
arXiv preprint arXiv:2212.04672, 2022
42022
An efficient Lagrangian smoothing heuristic for Max-Cut
Y Xia, Z Xu
Indian Journal of Pure and Applied Mathematics 41 (5), 683-700, 2010
42010
New approximation algorithms for weighted maximin dispersion problem with box or ball constraints
S Wang, Z Xu
Journal of Optimization Theory and Applications 190 (2), 524-539, 2021
32021
An efficient low complexity algorithm for box-constrained weighted maximin dispersion problem.
Z Xu, S Wang, J Huang
Journal of Industrial & Management Optimization 17 (2), 2021
32021
Regulation of renewable energy sources to optimal power flow solutions using ADMM
Y Zhang, E Dall'Anese, M Hong, S Dhople, Z Xu
2017 American Control Conference (ACC), 3394-3399, 2017
32017
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Articles 1–20