activity
20192022
most citedA three-operator splitting algorithm for nonconvex sparsity regularization

1 citations · 2 across the 8 of their papers we have counts for

collaborators

12 papers

math.OC2022

A stochastic three-block splitting algorithm and its application to quantized deep neural networks

Fengmiao Bian, Ren Liu, Xiaoqun Zhang

Deep neural networks (DNNs) have made great progress in various fields. In particular, the quantized neural network is a promising technique making DNNs compatible on resource-limi…

physics.med-ph2021

Low-Rank and Framelet Based Sparsity Decomposition for Interventional MRI Reconstruction

Zhao He, Ya-Nan Zhu, Suhao Qiu +2

Objective: Interventional MRI (i-MRI) is crucial for MR image-guided therapy. Current image reconstruction methods for dynamic MR imaging are mostly retrospective that may not be s…

math.OC2020

A Stochastic Alternating Direction Method of Multipliers for Non-smooth and Non-convex Optimization

Fengmiao Bian, Jingwei Liang, Xiaoqun Zhang

Alternating direction method of multipliers (ADMM) is a popular first-order method owing to its simplicity and efficiency. However, similar to other proximal splitting methods, the…

math.OC2020

A Stochastic Variance Reduced Primal Dual Fixed Point Method For Linearly Constrained Separable Optimization

Ya-Nan Zhu, Xiaoqun Zhang

In this paper we combine the stochastic variance reduced gradient (SVRG) method [17] with the primal dual fixed point method (PDFP) proposed in [7] to solve a sum of two convex fun…

math.OC20201 cited

A three-operator splitting algorithm for nonconvex sparsity regularization

Fengmiao Bian, Xiaoqun Zhang

Sparsity regularization has been largely applied in many fields, such as signal and image processing and machine learning. In this paper, we mainly consider nonconvex minimization…

math.OC2020

Stochastic primal dual fixed point method for composite optimization

YaNanZhu, XiaoqunZhang

In this paper we propose a stochastic primal dual fixed point method (SPDFP) for solving the sum of two proper lower semi-continuous convex function and one of which is composite.…