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There is a large body of legacy scientific code written in languages like Fortran that is not optimised to get the best performance out of heterogeneous acceleration devices like GPUs and FPGAs, and manually porting such code into parallel…

性能 · 计算机科学 2019-01-25 Wim Vanderbauwhede , Syed Waqar Nabi

Starting from a high-level problem description in terms of partial differential equations using abstract tensor notation, the Chemora framework discretizes, optimizes, and generates complete high performance codes for a wide range of…

Solvang and Planque (2020) provided a trend estimation and classification (TREC) approach to estimating dominant common trends among multivariate time series observations. This approach was developed to improve communication among…

应用统计 · 统计学 2022-09-15 Hiroko Solvang , Mineaki Ohishi

Graph neural networks (GNNs) have seen extensive application in domains such as social networks, bioinformatics, and recommendation systems. However, the irregularity and sparsity of graph data challenge traditional computing methods, which…

机器学习 · 计算机科学 2025-02-25 Ka Wai Wu

Designing scientific instrumentation often requires exploring large, highly constrained design spaces using computationally expensive physics simulations. These simulators pose substantial challenges for integrating evolutionary computation…

The numerical integration of the Schr\"odinger equation by discretization of time is explored for the curved manifolds arising from finite representations based on evolving basis states. In particular, the unitarity of the evolution is…

计算物理 · 物理学 2021-11-29 Jessica F. K. Halliday , Emilio Artacho

In $\mathbb R^d$, it is well-known that cumulants provide an alternative to moments that can achieve the same goals with numerous benefits such as lower variance estimators. In this paper we extend cumulants to reproducing kernel Hilbert…

机器学习 · 统计学 2023-10-31 Patric Bonnier , Harald Oberhauser , Zoltán Szabó

Boundary element methods for elliptic partial differential equations typically lead to boundary integral operators with translation-invariant kernel functions. Taking advantage of this property is fairly simple for particle methods, e.g.,…

数值分析 · 数学 2024-06-10 Steffen Börm , Janne Henningsen

We present classical and quantum algorithms based on spectral methods for a problem in tensor principal component analysis. The quantum algorithm achieves a quartic speedup while using exponentially smaller space than the fastest classical…

量子物理 · 物理学 2020-03-04 M. B. Hastings

Over the past decade, the celebrated sparse representation model has achieved impressive results in various signal and image processing tasks. A convolutional version of this model, termed convolutional sparse coding (CSC), has been…

信号处理 · 电气工程与系统科学 2018-10-03 Ives Rey-Otero , Jeremias Sulam , Michael Elad

We discuss the application of computer algebra to problems commonly arising in numerical relativity, such as the derivation of 3+1-splits, manipulation of evolution equations and automatic code generation. Particular emphasis is put on…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Sascha Husa , Christiane Lechner

Benchmarking and co-design are essential for driving optimizations and innovation around ML models, ML software, and next-generation hardware. Full workload benchmarks, e.g. MLPerf, play an essential role in enabling fair comparison across…

Improving quantum algorithms run-time performance involves several strategies such as reducing the quantum gate counts, decreasing the number of measurements, advancement in QPU technology for faster gate operations, or optimizing the…

量子物理 · 物理学 2025-07-31 Akhil Francis , Abhi D. Rajagopala , Norm M. Tubman , Katherine Klymko , Kasra Nowrouzi

Cadabra is a powerful computer program for the manipulation of tensor equations. It was designed for use in high energy physics but its rich structure and ease of use lends itself well to the routine computations required in General…

广义相对论与量子宇宙学 · 物理学 2010-01-21 Leo Brewin

CG-Kit is a new code generation toolkit that we propose as a solution for portability and maintainability for scientific computing applications. The development of CG-Kit is rooted in the urgent need created by the shifting landscape of…

分布式、并行与集群计算 · 计算机科学 2024-01-09 Johann Rudi , Youngjun Lee , Aidan H. Chadha , Mohamed Wahib , Klaus Weide , Jared P. O'Neal , Anshu Dubey

We give an introduction to the Einstein Toolkit, a mature, open-source computational infrastructure for numerical relativity based on the Cactus Framework, for the target group of new users. This toolkit is composed of several different…

广义相对论与量子宇宙学 · 物理学 2015-06-16 Miguel Zilhão , Frank Löffler

For the study of reactions in High Energy Physics (HEP) automatic computation systems have been developed and are widely used nowadays. GRACE is one of such systems and it has achieved much success in analyzing experimental data. Since we…

高能物理 - 唯象学 · 物理学 2009-10-31 F. Yuasa , J. Fujimoto , T. Ishikawa , M. Jimbo , T. Kaneko , K. Kato , S. Kawabata , T. Kon , Y. Kurihara , M. Kuroda , N. Nakazawa , Y. Shimizu , H. Tanaka

ROCKET (RandOm Convolutional KErnel Transform) is a feature extraction algorithm created for Time Series Classification (TSC), published in 2019. It applies convolution with randomly generated kernels on a time series, producing features…

机器学习 · 计算机科学 2026-01-27 Ole Stüven , Keno Moenck , Thorsten Schüppstuhl

Reversible Cellular Automata (RCA) are a particular kind of shift-invariant transformations characterized by a dynamics composed only of disjoint cycles. They have many applications in the simulation of physical systems, cryptography and…

神经与进化计算 · 计算机科学 2021-05-26 Luca Mariot , Stjepan Picek , Domagoj Jakobovic , Alberto Leporati

The {\tt SANC} computer system is aimed at support of analytic and numeric calculations for experiments at colliders. The system is reviewed briefly. Recent results on high-precision description of the Drell-Yan processes at the LHC are…

高能物理 - 唯象学 · 物理学 2015-06-17 R. Sadykov , A. Arbuzov , D. Bardin , S. Bondarenko , P. Christova , L. Kalinovskaya , V. Kolesnikov , A. Sapronov , E. Uglov
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