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For a linear complementarity problem, we present a relaxaiton accelerated two-sweep matrix splitting iteration method. The convergence analysis illustrates that the proposed method converges to the exact solution of the linear…

最优化与控制 · 数学 2020-12-02 Dongkai Li , Li Wang , Yuying Liu

In this paper, we introduce a graph matching method that can account for constraints of arbitrary order, with arbitrary potential functions. Unlike previous decomposition approaches that rely on the graph structures, we introduce a…

计算机视觉与模式识别 · 计算机科学 2018-02-26 D. Khuê Lê-Huu , Nikos Paragios

Completing a data matrix X has become an ubiquitous problem in modern data science, with applications in recommender systems, computer vision, and networks inference, to name a few. One typical assumption is that X is low-rank. A more…

机器学习 · 计算机科学 2018-08-03 Daniel L. Pimentel-Alarcón

We consider the problem of robust matrix completion, which aims to recover a low rank matrix $L_*$ and a sparse matrix $S_*$ from incomplete observations of their sum $M=L_*+S_*\in\mathbb{R}^{m\times n}$. Algorithmically, the robust matrix…

机器学习 · 统计学 2020-03-25 Yunfeng Cai , Ping Li

While dealing with matching shapes to their parts, we often apply a tool known as functional maps. The idea is to translate the shape matching problem into "convenient" spaces by which matching is performed algebraically by solving a least…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Amit Bracha , Thomas Dagès , Ron Kimmel

Recently, the well-known dependency pair (DP) framework was adapted to a dependency tuple framework in order to prove almost-sure innermost termination (iAST) of probabilistic term rewrite systems. While this approach was incomplete, in…

计算机科学中的逻辑 · 计算机科学 2024-03-01 Jan-Christoph Kassing , Stefan Dollase , Jürgen Giesl

We present a concise survey of matrix completion methods and associated implementations of several fundamental algorithms. Our study covers both passive and adaptive strategies. We further illustrate the behavior of a simple adaptive…

统计计算 · 统计学 2025-12-10 Connor Panish , Leo Villani

We consider a simple model of imprecise comparisons: there exists some $\delta>0$ such that when a subject is given two elements to compare, if the values of those elements (as perceived by the subject) differ by at least $\delta$, then the…

数据结构与算法 · 计算机科学 2015-01-14 Miklos Ajtai , Vitaly Feldman , Avinatan Hassidim , Jelani Nelson

In this work, we consider a rational approximation of the exponential function to design an algorithm for computing matrix exponential in the Hermitian case. Using partial fraction decomposition, we obtain a parallelizable method, where the…

分布式、并行与集群计算 · 计算机科学 2023-06-30 Frédéric Hecht , Sidi-Mahmoud Kaber , Lucas Perrin , Alain Plagne , Julien Salomon

In many autonomous mapping tasks, the maps cannot be accurately constructed due to various reasons such as sparse, noisy, and partial sensor measurements. We propose a novel map prediction method built upon the recent success of Low-Rank…

机器人学 · 计算机科学 2021-11-02 Zheng Chen , Shi Bai , Lantao Liu

A new fast algebraic method for obtaining an $\mathcal{H}^2$-approximation of a matrix from its entries is presented. The main idea behind the method is based on the nested representation and the maximum-volume principle to select…

数值分析 · 数学 2015-11-17 A. Yu Mikhalev , I. V. Oseledets

In this paper we focus on the map matching problem where the goal is to find a path through a planar graph such that the path through the vertices closely matches a given polygonal curve. The map matching problem is usually approached with…

计算几何 · 计算机科学 2016-05-19 Tim Wylie , Binhai Zhu

Recently the authors presented a matrix representation approach to real Appell polynomials essentially determined by a nilpotent matrix with natural number entries. It allows to consider a set of real Appell polynomials as solution of a…

经典分析与常微分方程 · 数学 2024-03-19 Lidia Aceto , Helmuth Robert Malonek , Graça Tomaz

We examine three methods for ranking by pairwise comparison: Principal Eigenvector, HodgeRank and Tropical Eigenvector. It is shown that the choice of method can produce arbitrarily different rank order.To be precise, for any two of the…

统计方法学 · 统计学 2011-03-08 Ngoc Mai Tran

In this paper, we formulate the outfit completion problem as a set retrieval task and propose a novel framework for solving this problem. The proposal includes a conditional set transformation architecture with deep neural networks and a…

机器学习 · 计算机科学 2023-11-29 Takuma Nakamura , Yuki Saito , Ryosuke Goto

Alternating minimization represents a widely applicable and empirically successful approach for finding low-rank matrices that best fit the given data. For example, for the problem of low-rank matrix completion, this method is believed to…

机器学习 · 统计学 2012-12-04 Prateek Jain , Praneeth Netrapalli , Sujay Sanghavi

A theory of matchings for finite subsets of an abelian group, introduced in connection with a conjecture of Wakeford on canonical forms for homogeneous polynomials, has since been extended to the setting of field extensions and to that of…

组合数学 · 数学 2026-02-03 Mohsen Aliabadi , Jozsef Losonczy

This article is concerned with automated complexity analysis of term rewrite systems. Since these systems underlie much of declarative programming, time complexity of functions defined by rewrite systems is of particular interest. Among…

计算机科学中的逻辑 · 计算机科学 2011-06-02 Nao Hirokawa , Georg Moser

We present a successive constraint approach that makes it possible to cheaply solve large-scale linear matrix inequalities for a large number of parameter values. The efficiency of our method is made possible by an offline/online…

数值分析 · 数学 2017-08-08 Robert O'Connor

In present paper we propose seemingly new method for finding solutions of some types of nonlinear PDEs in closed form. The method is based on decomposition of nonlinear operators on sequence of operators of lower orders. It is shown that…

数学物理 · 物理学 2007-05-23 Yu. N. Kosovtsov