A combined direction stochastic approximation algorithm. - Zi Xu (Optim. Lett., 2010)

New stochastic approximation algorithms with adaptive step sizes. - Zi Xu; Yu-Hong Dai (Optim. Lett., 2012)

Joint User Grouping and Linear Virtual Beamforming: Complexity, Algorithms and Approximation Bounds. - Mingyi Hong 001; Zi Xu; Meisam Razaviyayn; Zhi-Quan Luo (IEEE J. Sel. Areas Commun., 2013)

A new hybrid stochastic approximation algorithm. - Zi Xu; Xinming Wu (Optim. Lett., 2013)

New combinatorial direction stochastic approximation algorithms. - Zi Xu (Optim. Methods Softw., 2013)

Simulation-Based Optimization by New stochastic Approximation Algorithm. - Zi Xu; Yingying Li; Xingfang Zhao (Asia Pac. J. Oper. Res., 2014)

Improved approximation algorithms for the max-bisection and the disjoint 2-catalog segmentation problems. - Zi Xu; Donglei Du; Dachuan Xu (J. Comb. Optim., 2014)

Semidefinite Approximation for Mixed Binary Quadratically Constrained Quadratic Programs. - Zi Xu; Mingyi Hong 001; Zhi-Quan Luo (SIAM J. Optim., 2014)

Improved semidefinite approximation bounds for nonconvex nonhomogeneous quadratic optimization with ellipsoid constraints. - Yong Hsia; Shu Wang; Zi Xu (Oper. Res. Lett., 2015)

Regulation of renewable energy sources to optimal power flow solutions using ADMM. - Yijian Zhang; Emiliano Dall'Anese; Mingyi Hong 001; Sairaj V. Dhople; Zi Xu (ACC, 2017)

Fishbone-inspired soft robotic glove for hand rehabilitation with multi-degrees-of-freedom. - Yongkang Jiang; Diansheng Chen; Pengyong Liu; Xiaofang Jiao; Zilong Ping; Zi Xu; Jian Li; Ying Xu (RoboSoft, 2018)

Joint multicast beamforming and user scheduling in large-scale antenna systems. - Longfei Zhou; Zi Xu; Wei Jiang 003; Wu Luo (IET Commun., 2018)

Distributed Controllers Seeking AC Optimal Power Flow Solutions Using ADMM. - Yijian Zhang; Mingyi Hong 001; Emiliano Dall'Anese; Sairaj V. Dhople; Zi Xu (IEEE Trans. Smart Grid, 2018)

On the Equivalence of Semidifinite Relaxations for MIMO Detection with General Constellations. - Ya-Feng Liu; Zi Xu; Cheng Lu 007 (ICASSP, 2019)

Semidefinite approximation bound for a class of nonhomogeneous nonconvex quadratically constrained quadratic programming problem. - Zi Xu; Siqi Tao; Kaiyao Lou (Optim. Lett., 2019)

An efficient algorithm for nonconvex-linear minimax optimization problem and its application in solving weighted maximin dispersion problem. - Weiwei Pan; Jingjing Shen; Zi Xu (Comput. Optim. Appl., 2021)

Zeroth-Order Alternating Randomized Gradient Projection Algorithms for General Nonconvex-Concave Minimax Problems. - Zi Xu; Jingjing Shen; Ziqi Wang; Yuhong Dai (CoRR, 2021)

New Approximation Algorithms for Weighted Maximin Dispersion Problem with Box or Ball Constraints. - Siwen Wang; Zi Xu (J. Optim. Theory Appl., 2021)

Primal Dual Alternating Proximal Gradient Algorithms for Nonsmooth Nonconvex Minimax Problems with Coupled Linear Constraints. - Huiling Zhang; Jun-Lin Wang; Zi Xu; Yu-Hong Dai (CoRR, 2022)

Zeroth-Order Alternating Gradient Descent Ascent Algorithms for A Class of Nonconvex-Nonconcave Minimax Problems. - Zi Xu; Ziqi Wang; Jun-Lin Wang; Yu-Hong Dai (J. Mach. Learn. Res., 2023)

A unified single-loop alternating gradient projection algorithm for nonconvex-concave and convex-nonconcave minimax problems. - Zi Xu; Huiling Zhang; Yang Xu; Guanghui Lan (Math. Program., 2023)

Cloud-Edge Collaborative Depression Detection Using Negative Emotion Recognition and Cross-Scale Facial Feature Analysis. - Yao Yu; Shuai Ding 001; Xiaojian Li 003; Zi Xu; Yaping Wang; Lina Qu; Yinghui Li; Shanlin Yang (IEEE Trans. Ind. Informatics, 2023)

Preface: special issue of MOA 2020. - Ya-Feng Liu; Zi Xu; Pavlo A. Krokhmal; Jiming Peng (J. Glob. Optim., 2023)

Zeroth-order single-loop algorithms for nonconvex-linear minimax problems. - Jingjing Shen; Ziqi Wang; Zi Xu (J. Glob. Optim., 2023)

Simultaneous perturbation stochastic approximation: towards one-measurement per iteration. - Shiru Li; Yong Xia 002; Zi Xu (Numer. Algorithms, 2023)

Movie Review Selection Algorithm Based on Improved Spherical Fuzzy Semantic DEMATEL and TODIM Methods. - Qi Wang 024; Zi Xu; Weibo Rui; Yuan Zhao; Si Wang (IEEE Access, 2024)

Zeroth-Order primal-dual Alternating Projection Gradient Algorithms for Nonconvex Minimax Problems with Coupled linear Constraints. - Huiling Zhang; Zi Xu; Yuhong Dai (CoRR, 2024)

Two trust region type algorithms for solving nonconvex-strongly concave minimax problems. - Tongliang Yao; Zi Xu (CoRR, 2024)

A Fully Parameter-Free Second-Order Algorithm for Convex-Concave Minimax Problems with Optimal Iteration Complexity. - Junlin Wang; Junnan Yang; Zi Xu (CoRR, 2024)

Two Completely Parameter-Free Alternating Gradient Projection Algorithms for Nonconvex-(strongly) Concave Minimax Problems. - Junnan Yang; Huiling Zhang; Zi Xu (CoRR, 2024)

Zeroth-Order Stochastic Mirror Descent Algorithms for Minimax Excess Risk Optimization. - Zhihao Gu; Zi Xu (CoRR, 2024)

Gradient Norm Regularization Second-Order Algorithms for Solving Nonconvex-Strongly Concave Minimax Problems. - Jun-Lin Wang; Zi Xu (CoRR, 2024)

Derivative-Free Alternating Projection Algorithms for General Nonconvex-Concave Minimax Problems. - Zi Xu; Ziqi Wang; Jingjing Shen; Yuhong Dai (SIAM J. Optim., 2024)

An approximation proximal gradient algorithm for nonconvex-linear minimax problems with nonconvex nonsmooth terms. - Jiefei He; Huiling Zhang; Zi Xu (J. Glob. Optim., 2024)

GAMMIL: A graph attention-guided multi-scale fusion multiple instance learning model for the WHO grading of meningioma in whole slide images. - Guilan Tu; Wuchao Li; Yongshun Lin; Zi Xu; Junjie He; Bangkang Fu; Ping Huang; Rongpin Wang; Yunsong Peng (Biomed. Signal Process. Control., 2025)

BMA-Net: A 3D bidirectional multi-scale feature aggregation network for prostate region segmentation. - Bangkang Fu; Feng Liu; Junjie He; Zi Xu; Yunsong Peng; Xiaoli Zhang; Rongpin Wang (Comput. Methods Programs Biomed., 2025)

PcPreT-Net: Predicting classification of decline rate in prostate-specific antigen using graph neural network. - Chongzhe Yan; Feng Liu; Ying Cao; Huijuan Tu; Zi Xu; Wuchao Li; Pinhao Li; Zhiyang Xing; Yi Chen; Zhi-Cheng Li; Yuanshen Zhao; Bo Gao; et al. (Displays, 2025)

An accelerated first-order regularized momentum descent ascent algorithm for stochastic nonconvex-concave minimax problems. - Huiling Zhang; Zi Xu (Comput. Optim. Appl., 2025)

A Model-Data Dual-Driven Resource Allocation Scheme for IREE Oriented 6G Networks. - Tao Yu 008; Simin Wang; Shunqing Zhang; Xiaojing Chen 001; Zi Xu; Xin Wang 003; Jiandong Li 001; Junyu Liu; Sihai Zhang (IEEE Internet Things J., 2025)