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Astronomy depends on ever increasing computing power. Processor clock-rates have plateaued, and increased performance is now appearing in the form of additional processor cores on a single chip. This poses significant challenges to the…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Benjamin R. Barsdell , David G. Barnes , Christopher J. Fluke

Apache Spark is a Big Data framework for working on large distributed datasets. Although widely used in the industry, it remains rather limited in the academic community or often restricted to software engineers. The goal of this paper is…

Instrumentation and Methods for Astrophysics · Physics 2019-07-17 S. Plaszczynski , J. Peloton , C. Arnault , J. E. Campagne

Heterogeneous systems are becoming more common on High Performance Computing (HPC) systems. Even using tools like CUDA and OpenCL it is a non-trivial task to obtain optimal performance on the GPU. Approaches to simplifying this task include…

Distributed, Parallel, and Cluster Computing · Computer Science 2012-01-11 Marek Blazewicz , Steven R. Brandt , Peter Diener , David M. Koppelman , Krzysztof Kurowski , Frank Löffler , Erik Schnetter , Jian Tao

This paper describes JANUS, a modular massively parallel and reconfigurable FPGA-based computing system. Each JANUS module has a computational core and a host. The computational core is a 4x4 array of FPGA-based processing elements with…

Machine learning has proved to be a useful tool for extracting knowledge from scientific data in numerous research fields, including astrophysics, genomics, and molecular dynamics. Often, data sets from these research areas need to be…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-21 Javier Álvarez Cid-Fuentes , Pol Álvarez , Salvi Solà , Kuninori Ishii , Rafael K. Morizawa , Rosa M. Badia

The scaling of large language models (LLMs) is currently bottlenecked by the rigidity of distributed programming. While high-performance libraries like CuBLAS and NCCL provide optimized primitives, they lack the flexibility required for…

In the world of Big Data analytics, there is a series of tools aiming at simplifying programming applications to be executed on clusters. Although each tool claims to provide better programming, data and execution models, for which only…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-06-17 Claudia Misale , Maurizio Drocco , Marco Aldinucci , Guy Tremblay

Nowadays there is no field research which is not flooded with data. Among the sciences, Astrophysics has always been driven by the analysis of massive amounts of data. The development of new and more sophisticated observation facilities,…

Instrumentation and Methods for Astrophysics · Physics 2017-06-14 Mauro Garofalo , Alessio Botta , Giorgio Ventre

Autonomous laboratories promise to accelerate discovery by coupling learning algorithms with robotic experimentation, yet adoption remains limited by fragmented software that separates high-level planning from low-level execution. Here we…

Computational Engineering, Finance, and Science · Computer Science 2025-12-29 Jing Gao , Junhan Chang , Haohui Que , Yanfei Xiong , Shixiang Zhang , Xianwei Qi , Zhen Liu , Jun-Jie Wang , Qianjun Ding , Xinyu Li , Ziwei Pan , Qiming Xie , Zhuang Yan , Junchi Yan , Linfeng Zhang

$clustertools$ is a Python package for analyzing star cluster simulations. The package is built around the $StarCluster$ class, which stores all data read in from the snapshot of a given model star cluster. The package contains functions…

Astrophysics of Galaxies · Physics 2023-05-22 Jeremy J. Webb

Multiverse analysis, a paradigm for statistical analysis that considers all combinations of reasonable analysis choices in parallel, promises to improve transparency and reproducibility. Although recent tools help analysts specify…

Human-Computer Interaction · Computer Science 2023-06-06 Ken Gu , Eunice Jun , Tim Althoff

The Target infrastructure has been specially built as a storage and compute infrastructure for the information systems derived from Astro-WISE. This infrastructure will be used by several applications that collaborate in the area of…

Instrumentation and Methods for Astrophysics · Physics 2011-10-06 A. N. Belikov , F. Dijkstra , J. A. Gankema , J. B. A. N. van Hoof , R. Koopman

Twenty-five years ago the desktop computer started becoming ubiquitous in the scientific lab. Researchers were delighted with its ability to both control instrumentation and acquire data on a single system, but they were not completely…

Digital Libraries · Computer Science 2014-03-12 Robert R. White , Kristin Munch

This paper consists of three parts. The first part provides a unified programming model for heterogeneous computing with CPU and accelerator (like GPU, FPGA, Google TPU, Atos QPU, and more) technologies. To some extent, this new programming…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-31 Yuqing Xiong

Nowadays medium-large size astronomical projects have to face the management of a large amount of information and data. Dedicated data centres manage the collection of raw and processed data and consequently make them accessible, typically…

Astrophysics · Physics 2007-05-23 Luciano Nicastro , Giorgio Calderone

With many large science equipment constructing and putting into use, astronomy has stepped into the big data era. The new method and infrastructure of big data processing has become a new requirement of many astronomers. Cloud computing,…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-01-24 Changhua Li , Chenzhou Cui , Boliang He , Dongwei Fan , Linying Mi , Shanshan Li , Sisi Yang , Yunfei Xu , Jun Han , Junyi Chen , Hailong Zhang , Ce Yu , Jian Xiao , Chuanjun Wang , Zihuang Cao , Yufeng Fan , Liang Liu , Xiao Chen , Wenming Song , Kangyu Du

High performance computing has been used in various fields of astrophysical research. But most of it is implemented on massively parallel systems (supercomputers) or graphical processing unit clusters. With the advent of multicore…

Instrumentation and Methods for Astrophysics · Physics 2013-07-30 Navtej Singh , Lisa-Marie Browne , Ray Butler

For the successful development of the astrophysics and, accordingly, for obtaining more complete knowledge of the Universe, it is extremely important to combine and comprehensively analyze information of various types (e.g., about charged…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-11-16 Alexander Kryukov , Andrey Demichev

Within scientific and real life problems, classification is a typical case of extremely complex tasks in data-driven scenarios, especially if approached with traditional techniques. Machine Learning supervised and unsupervised paradigms,…

Instrumentation and Methods for Astrophysics · Physics 2018-07-13 Giuseppe Angora , Massimo Brescia , Stefano Cavuoti , Giuseppe Riccio , Maurizio Paolillo , Thomas H. Puzia

Most AI projects start with a Python notebook running on a single laptop; however, one usually needs to go through a mountain of pains to scale it to handle larger dataset (for both experimentation and production deployment). These usually…