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We present a parallel solver for numerical constraint satisfaction problems (NCSPs) that can scale on a number of cores. Our proposed method runs worker solvers on the available cores and simultaneously the workers cooperate for the search…

人工智能 · 计算机科学 2014-11-07 Daisuke Ishii , Kazuki Yoshizoe , Toyotaro Suzumura

Robust optimization (RO) has emerged as one of the leading paradigms to efficiently model parameter uncertainty. The recent connections between RO and problems in statistics and machine learning domains demand for solving RO problems in…

最优化与控制 · 数学 2017-11-21 Nam Ho-Nguyen , Fatma Kilinc-Karzan

Optimization problems are central to many important cross-disciplinary applications.In their conventional implementations, the sequential nature of operations imposes strict limitations on the computational efficiency. Here, we discuss how…

Grover's database search algorithm is the optimal algorithm for finding a desired object from an unsorted collection of items. Although it was discovered in the context of quantum computation, it is simple and versatile enough to be…

综合物理 · 物理学 2007-12-03 Aavishkar A. Patel

We study how parallelism can speed up quantum simulation. A parallel quantum algorithm is proposed for simulating the dynamics of a large class of Hamiltonians with good sparse structures, called uniform-structured Hamiltonians, including…

量子物理 · 物理学 2024-01-17 Zhicheng Zhang , Qisheng Wang , Mingsheng Ying

Efficient solutions of large-scale, ill-conditioned and indefinite algebraic equations are ubiquitously needed in numerous computational fields, including multiphysics simulations, machine learning, and data science. Because of their…

数学软件 · 计算机科学 2026-05-25 Xiaoye Sherry Li , Yang Liu

We present a code modularization approach to design efficient and massively parallel cubic and linear-scaling solvers for electronic structure calculations using atomic orbitals. The modular implementation of the orbital minimization…

材料科学 · 物理学 2023-04-27 Irina V. Lebedeva , Alberto Garcia , Emilio Artacho , Pablo Ordejon

This paper provides robust estimators for the first canonical correlation and directions of random elements on Hilbert separable spaces by using robust association and scale measures combined with basis expansion and/or penalizations as a…

统计理论 · 数学 2020-11-24 Graciela Boente , Nadia Kudraszow

In recent years, various means of efficiently detecting changepoints in the univariate setting have been proposed, with one popular approach involving minimising a penalised cost function using dynamic programming. In some situations, these…

统计方法学 · 统计学 2018-10-09 S. O. Tickle , I. A. Eckley , P. Fearnhead , K. Haynes

Abstract interpretation is a general framework for expressing static program analyses. It reduces the problem of extracting properties of a program to computing an approximation of the least fixpoint of a system of equations. The de facto…

编程语言 · 计算机科学 2019-12-06 Sung Kook Kim , Arnaud J. Venet , Aditya V. Thakur

We present a parallel algorithm for the undirected $s,t$-mincut problem with floating-point valued weights. Our overarching algorithm uses an iteratively reweighted least squares framework. This generates a sequence of Laplacian linear…

分布式、并行与集群计算 · 计算机科学 2015-01-14 Yao Zhu , David F. Gleich

Deformable parts models show a great potential in tracking by principally addressing non-rigid object deformations and self occlusions, but according to recent benchmarks, they often lag behind the holistic approaches. The reason is that…

计算机视觉与模式识别 · 计算机科学 2016-05-13 Alan Lukežič , Luka Čehovin , Matej Kristan

Positive linear programs (LP), also known as packing and covering linear programs, are an important class of problems that bridges computer science, operations research, and optimization. Despite the consistent efforts on this problem, all…

数据结构与算法 · 计算机科学 2016-11-15 Zeyuan Allen-Zhu , Lorenzo Orecchia

We develop a local correlation variant of auxiliary field quantum Monte Carlo (AFQMC) that is based on local natural orbitals (LNO-AFQMC). In LNO-AFQMC, independent AFQMC calculations are performed for each localized occupied orbital using…

化学物理 · 物理学 2023-08-25 Jo S. Kurian , Hong-Zhou Ye , Ankit Mahajan , Timothy C. Berkelbach , Sandeep Sharma

With the advent of supercomputers, multi-processor environments and parallel-in-time (PinT) algorithms offer ways to solve initial value problems for ordinary and partial differential equations (ODEs and PDEs) over long time intervals, a…

统计计算 · 统计学 2025-07-21 Guglielmo Gattiglio , Lyudmila Grigoryeva , Massimiliano Tamborrino

We propose an algorithm for generating explicit solutions of multiparametric mixed-integer convex programs to within a given suboptimality tolerance. The algorithm is applicable to a very general class of optimization problems, but is most…

最优化与控制 · 数学 2019-06-12 Danylo Malyuta , Behcet Acikmese

Recent several years have witnessed the surge of asynchronous (async-) parallel computing methods due to the extremely big data involved in many modern applications and also the advancement of multi-core machines and computer clusters. In…

最优化与控制 · 数学 2019-10-17 Yangyang Xu

In this paper, we explore how numerical calculations can be accelerated by implementing several numerical methods of fractional-order systems using parallel computing techniques. We investigate the feasibility of parallel computing…

动力系统 · 数学 2016-11-29 A. Baban , C. Bonchiş , A. Fikl , F. Roşu

Discovering causal relationships from observational data is a crucial problem and it has applications in many research areas. The PC algorithm is the state-of-the-art constraint based method for causal discovery. However, runtime of the PC…

人工智能 · 计算机科学 2016-11-11 Thuc Duy Le , Tao Hoang , Jiuyong Li , Lin Liu , Huawen Liu

The development of high-resolution imaging radars introduce a plethora of useful applications, particularly in the automotive sector. With increasing attention on active transport safety and autonomous driving, these imaging radars are set…

信号处理 · 电气工程与系统科学 2024-10-30 Nihal Singh , Dibakar Sil , Ankit Sharma
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