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Finding a zero of a sum of maximally monotone operators is a fundamental problem in modern optimization and nonsmooth analysis. Assuming that the resolvents of the operators are available, this problem can be tackled with the…

最优化与控制 · 数学 2025-07-31 Heinz H. Bauschke , Shambhavi Singh , Xianfu Wang

We focus on the linear convergence of generalized proximal point algorithms for solving monotone inclusion problems. Under the assumption that the associated monotone operator is metrically subregular or that the inverse of the monotone…

最优化与控制 · 数学 2022-03-29 Hui Ouyang

Missing entries in multi dimensional data pose significant challenges for downstream analysis across diverse real world applications. These data are naturally represented as tensors, and recent completion methods integrating global low rank…

最优化与控制 · 数学 2025-11-03 Peng Chen , Deliang Wei , Jiale Yao , Fang Li

In this paper, we introduce an inertial Tseng's extragradient method for solving multi-valued variational inequalits, in which only one projection is needed at each iterate. We also obtain the strong convergence results of the proposed…

最优化与控制 · 数学 2020-11-26 Changjie Fang , Ruirui Zhang , Shenglan Chen

The problem of finding the zeros of the sum of two maximally monotone operators is of fundamental importance in optimization and variational analysis. In this paper, we systematically study Attouch-Th\'era duality for this problem. We…

最优化与控制 · 数学 2011-10-24 Heinz H. Bauschke , Radu I. Bot , Warren L. Hare , Walaa M. Moursi

In this paper, we propose and study the asymptotic convergence and nonasymptotic global convergence rates (iteration-complexity) of an inertial under-relaxed version of the relative-error hybrid proximal extragradient (HPE) method for…

最优化与控制 · 数学 2018-12-06 M. Marques Alves , Raul T. Marcavillaca

We investigate frugal splitting operators for finite sum monotone inclusion problems. These operators utilize exactly one direct or resolvent evaluation of each operator of the sum, and the splitting operator's output is dictated by linear…

最优化与控制 · 数学 2023-10-02 Martin Morin , Sebastian Banert , Pontus Giselsson

In this paper we present an inexact zeroth-order method suitable for the solution nonsmooth and nonconvex stochastic composite optimization problems, in which the objective is split into a real-valued Lipschitz continuous stochastic…

最优化与控制 · 数学 2025-12-11 Spyridon Pougkakiotis , Dionysis Kalogerias

Let $X$ be a real reflexive Banach space and $X^*$ be its dual space. Let $G_1$ and $G_2$ be open subsets of $X$ such that $\bar G_2\subset G_1$, $0\in G_2$, and $G_1$ is bounded. Let $L: X\supset D(L)\to X^*$ be a densely defined linear…

This paper presents a modified iterative approach to solve the variational inequality problem using the double inertial technique in the context of a real Hilbert space. Our iterative technique involves a projection onto a generalized…

泛函分析 · 数学 2026-03-19 Watanjeet Singh , Sumit Chandok

A new stochastic primal--dual algorithm for solving a composite optimization problem is proposed. It is assumed that all the functions/operators that enter the optimization problem are given as statistical expectations. These expectations…

最优化与控制 · 数学 2020-06-23 Pascal Bianchi , Walid Hachem , Adil Salim

The three-operators splitting algorithm is a popular operator splitting method for finding the zeros of the sum of three maximally monotone operators, with one of which is cocoercive operator. In this paper, we propose a class of inertial…

最优化与控制 · 数学 2019-08-30 Fuying Cui , Yuchao Tang , Yang Yang

Motivated by the training of Generative Adversarial Networks (GANs), we study methods for solving minimax problems with additional nonsmooth regularizers. We do so by employing \emph{monotone operator} theory, in particular the…

最优化与控制 · 数学 2020-06-17 Axel Böhm , Michael Sedlmayer , Ernö Robert Csetnek , Radu Ioan Boţ

In recent studies, the tensor ring (TR) rank has shown high effectiveness in tensor completion due to its ability of capturing the intrinsic structure within high-order tensors. A recently proposed TR rank minimization method is based on…

计算机视觉与模式识别 · 计算机科学 2020-05-21 Meng Ding , Ting-Zhu Huang , Xi-Le Zhao , Tian-Hui Ma

In this paper we study the convergence of an iterative algorithm for finding zeros with constraints for not necessarily monotone set-valued operators in a reflexive Banach space. This algorithm, which we call the proximal-projection method…

可精确求解与可积系统 · 物理学 2007-11-16 Dan Butnariu , Gabor Kassay

We introduce a first order method for solving very large convex cone programs. The method uses an operator splitting method, the alternating directions method of multipliers, to solve the homogeneous self-dual embedding, an equivalent…

最优化与控制 · 数学 2016-07-27 Brendan O'Donoghue , Eric Chu , Neal Parikh , Stephen Boyd

In this paper, we propose a novel model to recover a low-rank tensor by simultaneously performing double nuclear norm regularized low-rank matrix factorizations to the all-mode matricizations of the underlying tensor. An block successive…

计算机视觉与模式识别 · 计算机科学 2020-05-07 Haijin Zeng , Xiaozhen Xie , Jifeng Ning

We propose a geometric framework to describe and analyze a wide array of operator splitting methods for solving monotone inclusion problems. The initial inclusion problem, which typically involves several operators combined through…

最优化与控制 · 数学 2024-11-20 Patrick L. Combettes

This paper proposes a new second-order symmetric algorithm for solving decoupled forward-backward stochastic differential equations. Inspired by the alternating direction implicit splitting method for partial differential equations, we…

数值分析 · 数学 2026-01-16 Wenbo Wang , Guangyan Jia

We study a statistical model for the tensor principal component analysis problem introduced by Montanari and Richard: Given a order-$3$ tensor $T$ of the form $T = \tau \cdot v_0^{\otimes 3} + A$, where $\tau \geq 0$ is a signal-to-noise…

机器学习 · 计算机科学 2015-07-14 Samuel B. Hopkins , Jonathan Shi , David Steurer