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The reproducibility of experiments is one of the main principles of the scientific method. However, numerical N-body experiments, especially those of planetary systems, are currently not reproducible. In the most optimistic scenario, they…

Earth and Planetary Astrophysics · Physics 2017-01-26 Hanno Rein , Daniel Tamayo

The ability to repeat the experiments from a research study and obtain similar results is a corner stone in experiment-based scientific discovery. This essential feature has been often ignored by the distributed computing and networking…

Networking and Internet Architecture · Computer Science 2014-10-08 Thierry Rakotoarivelo , Guillaume Jourjon , Olivier Mehani , Maximilian Ott , Mike Zink

The main deficiency of the algorithms running on digital computers nowadays is their inability to change themselves during the execution. In line with this, the paper introduces the so-called replicated algorithms, inspired by the concept…

Neural and Evolutionary Computing · Computer Science 2023-04-27 Iztok Fister , Iztok Fister

Model serving systems have become popular for deploying deep learning models for various latency-sensitive inference tasks. While traditional replication-based methods have been used for failure-resilient model serving in the cloud, such…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-25 Li Wu , Walid A. Hanafy , Tarek Abdelzaher , David Irwin , Jesse Milzman , Prashant Shenoy

Reconstructing numerical simulations from control systems research papers is often hindered by underspecified parameters and ambiguous implementation details. We define the task of Paper to Simulation Recoverability, the ability of an…

Artificial Intelligence · Computer Science 2026-04-07 Vineet Bhat , Shiqing Wei , Ali Umut Kaypak , Prashanth Krishnamurthy , Ramesh Karri , Farshad Khorrami

Simulation-based inference (SBI) solves statistical inverse problems by repeatedly running a stochastic simulator and inferring posterior distributions from model-simulations. To improve simulation efficiency, several inference methods take…

Machine Learning · Statistics 2022-11-11 Michael Deistler , Pedro J Goncalves , Jakob H Macke

We propose a new paradigm to help Large Language Models (LLMs) generate more accurate factual knowledge without retrieving from an external corpus, called RECITation-augmented gEneration (RECITE). Different from retrieval-augmented language…

Computation and Language · Computer Science 2023-02-17 Zhiqing Sun , Xuezhi Wang , Yi Tay , Yiming Yang , Denny Zhou

A new gradient-based adaptive sampling method is proposed for design of experiments applications which balances space filling, local refinement, and error minimization objectives while reducing reliance on delicate tuning parameters. High…

Methodology · Statistics 2024-05-09 Lucas Caparini , Gwynn J. Elfring , Mauricio Ponga

As we reach exascale, production High Performance Computing (HPC) systems are increasing in complexity. These systems now comprise multiple heterogeneous computing components (CPUs and GPUs) utilized through diverse, often vendor-specific…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-15 Solomon Bekele , Aurelio Vivas , Thomas Applencourt , Servesh Muralidharan , Bryce Allen , Kazutomo Yoshiiinst , Swann Perarnau , Brice Videau

Rational exponential integrators (REXI) are a class of numerical methods that are well suited for the time integration of linear partial differential equations with imaginary eigenvalues. Since these methods can be parallelized in time (in…

Numerical Analysis · Mathematics 2021-04-28 Marco Caliari , Lukas Einkemmer , Alexander Moriggl , Alexander Ostermann

We introduce the Exemplar-Based Expository Text Generation task, aiming to generate an expository text on a new topic using an exemplar on a similar topic. Current methods fall short due to their reliance on extensive exemplar data,…

Computation and Language · Computer Science 2025-05-27 Yuxiang Liu , Kevin Chen-Chuan Chang

As we approach the physical limits of CMOS technology, advances in materials science and nanotechnology are making available a variety of unconventional computing substrates that can potentially replace top-down-designed silicon-based…

Emerging Technologies · Computer Science 2014-05-05 Alireza Goudarzi , Matthew R. Lakin , Darko Stefanovic

Exascale systems, expected to emerge by the end of the next decade, will require the exploitation of billion-way parallelism at multiple hierarchical levels in order to achieve the desired sustained performance. The task of assessing future…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-09-27 Matthew Anderson , Maciej Brodowicz , Hartmut Kaiser , Thomas Sterling

We present Hawkeye, a system for analyzing and reproducing GPU-level arithmetic operations. Using our framework, anyone can re-execute on a CPU the exact matrix multiplication operations underlying a machine learning model training or…

Cryptography and Security · Computer Science 2026-05-19 Erez Badash , Dan Boneh , Ilan Komargodski , Megha Srivastava

With the increase in compute nodes in large compute platforms, a proportional increase in node failures will follow. Many application-based checkpoint/restart (C/R) techniques have been proposed for MPI applications to target the reduced…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-05-30 Kiril Dichev , Herbert Jordan , Konstantinos Tovletoglou , Thomas Heller , Dimitrios S. Nikolopoulos , Georgios Karakonstantis , Charles Gillan

Large model training often uses recomputation to alleviate memory pressure and pipelines to exploit the parallelism of data, tensors, and devices. However, existing recomputation approaches may incur high overhead when training real-world…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-31 Ping Chen , Wenjie Zhang , Shuibing He , Weijian Chen , Siling Yang , Kexin Huang , Yanlong Yin , Xuan Zhan , Yingjie Gu , Zhuwei Peng , Yi Zheng , Zhefeng Wang , Gang Chen

The Preconditioned Conjugate Gradient method is often employed for the solution of linear systems of equations arising in numerical simulations of physical phenomena. While being widely used, the solver is also known for its lack of…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-05-18 Roman Iakymchuk , Maria Barreda , Stef Graillat , Jose I. Aliaga , Enrique S. Quintana-Orti

Memory efficiency is crucial in training deep learning networks on resource-restricted devices. During backpropagation, forward tensors are used to calculate gradients. Despite the option of keeping those dependencies in memory until they…

Machine Learning · Computer Science 2022-12-22 Manuela Schuler , Richard Membarth , Philipp Slusallek

Time-series forecasting is an essential task with wide real-world applications across domains. While recent advances in deep learning have enabled time-series forecasting models with accurate predictions, there remains considerable debate…

Machine Learning · Computer Science 2026-03-26 Zhiyuan Zhao , Juntong Ni , Shangqing Xu , Haoxin Liu , Wei Jin , B. Aditya Prakash

Particle tracking in large-scale numerical simulations of turbulent flows presents one of the major bottlenecks in parallel performance and scaling efficiency. Here, we describe a particle tracking algorithm for large-scale parallel…

Fluid Dynamics · Physics 2022-05-31 Cristian C. Lalescu , Bérenger Bramas , Markus Rampp , Michael Wilczek