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In this paper, based on a double inertial extrapolation steps strategy and relaxation techniques, we introduce a new Tseng splitting method with double inertial extrapolation steps and self-adaptive step sizes for solving monotone inclusion…

最优化与控制 · 数学 2022-09-27 Zhong-bao Wang , Zhen-yin Lei , Xin Long , Zhang-you Chen

In this paper, we develop rapidly convergent forward-backward algorithms for computing zeroes of the sum of finitely many maximally monotone operators. A modification of the classical forward-backward method for two general operators is…

最优化与控制 · 数学 2021-07-22 Paul-Emile Maingé

We study in this paper a forward-backward-forward dynamical system for solving a mixed variational inequality problem in a real Hilbert space. For the convergence analysis of our proposed system, we apply the Lyapunov analysis to obtain the…

最优化与控制 · 数学 2025-11-25 Chidi Elijah Nwakpa , Chinedu Izuchukwu , Chibueze Christian Okeke

In this work, we propose a new algorithm for finding a zero in the sum of two monotone operators where one is assumed to be single-valued and Lipschitz continuous. This algorithm naturally arises from a non-standard discretization of a…

最优化与控制 · 数学 2020-06-17 Ernö Robert Csetnek , Yura Malitsky , Matthew K. Tam

For a linear equality constrained convex optimization problem involving two objective functions with a ``nonsmooth" + ``nonsmooth" composite structure, we study two algorithms derived from a mixed-order dynamical system which incorporates…

最优化与控制 · 数学 2026-03-25 Geng-Hua Li , Hai-Yi Zhao , Xiangkai Sun

This paper presents a novel {\em Interpolated Factored Green Function} method (IFGF) for the accelerated evaluation of the integral operators in scattering theory and other areas. Like existing acceleration methods in these fields, the IFGF…

数值分析 · 数学 2021-02-24 Christoph Bauinger , Oscar P. Bruno

A method is proposed for solving equality constrained nonlinear optimization problems involving twice continuously differentiable functions. The method employs a trust funnel approach consisting of two phases: a first phase to locate an…

数值分析 · 数学 2017-07-04 Frank E. Curtis , Daniel P. Robinson , Mohammadreza Samadi

We extend the Malitsky-Tam forward-reflected-backward (FRB) splitting method for inclusion problems of monotone operators to nonconvex minimization problems. By assuming the generalized concave Kurdyka-{\L}ojasiewicz (KL) property of a…

最优化与控制 · 数学 2021-11-18 Xianfu Wang , Ziyuan Wang

This paper is based on Tseng's exgradient algorithm for solving variational inequality problems in real Hilbert spaces. Under the assumptions that the cost operator is quasimonotone and Lipschitz continuous, we establish the strong…

最优化与控制 · 数学 2026-01-14 Meiying Wang , Hongwei Liu , Jun Yang

We propose a variation of the forward--backward splitting method for solving structured monotone inclusions. Our method integrates past iterates and two deviation vectors into the update equations. These deviation vectors bring flexibility…

最优化与控制 · 数学 2023-07-14 Hamed Sadeghi , Sebastian Banert , Pontus Giselsson

This paper shows that it is possible to improve the computational cost, the memory requirements and the accuracy of Quick Fourier Transform (QFT) algorithm for power-of-two FFT (Fast Fourier Transform) just introducing a slight modification…

数据结构与算法 · 计算机科学 2013-01-07 Lorenzo Pasquini

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

This paper is devoted to the efficient numerical solution of the Helmholtz equation in a two- or three-dimensional rectangular domain with an absorbing boundary condition (ABC). The Helmholtz problem is discretized by standard bilinear and…

数值分析 · 计算机科学 2019-10-24 Jari Toivanen , Monika Wolfmayr

We consider the convergence behavior using the relaxed Peaceman-Rachford splitting method to solve the monotone inclusion problem $0 \in (A + B)(u)$, where $A, B: \Re^n \rightrightarrows \Re^n$ are maximal $\beta$-strongly monotone…

最优化与控制 · 数学 2022-11-15 Chee Khian Sim

For the composite multi-objective optimization problem composed of two nonsmooth terms, a smoothing method is used to overcome the nonsmoothness of the objective function, making the objective function contain at most one nonsmooth term.…

最优化与控制 · 数学 2025-03-18 Huang Chengzhi

This paper seeks an efficient algorithm for stochastic precoding to maximize the long-term average weighted sum rates throughout a multiple-input multiple-output (MIMO) network. Unlike many existing works that assume a particular…

信息论 · 计算机科学 2026-03-10 Wenyu Wang , Kaiming Shen

If the phase retrieval problem can be solved by a method similar to that of solving a system of linear equations under the context of FFT, the time complexity of computer based phase retrieval algorithm would be reduced. Here I present such…

数值分析 · 数学 2013-05-20 Yuan Sun

In this paper, an easy-to-implement and computationally effective numerical method based on the new orthogonal hybrid functions is developed to solve system of fractional order differential equations numerically. The new orthogonal hybrid…

数值分析 · 数学 2018-01-23 Seshu Kumar Damarla , Madhusree Kundu

In this paper, a two-step inertial Tseng extragradient method involving self-adaptive and Armijo-like step sizes is introduced for solving variational inequalities with a quasimonotone cost function in the setting of a real Hilbert space.…

最优化与控制 · 数学 2026-01-16 Jian-Wen Peng , Jun-Jie Luo , Abubakar Adamu

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