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Related papers: Fast and Reproducible LOFAR Workflows with AGLOW

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During the first observation run the LIGO collaboration needed to offload some of its most, intense CPU workflows from its dedicated computing sites to opportunistic resources. Open Science Grid enabled LIGO to run PyCbC, RIFT and Bayeswave…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-12-01 Edgar Fajardo , Frank Wuerthwein , Brian Bockelman , Miron Livny , Greg Thain , James Alexander Clark , Peter Couvares , Josh Willis

Scientific research in many fields routinely requires the analysis of large datasets, and scientists often employ workflow systems to leverage clusters of computers for their data analysis. However, due to their size and scale, these…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-05 Lauritz Thamsen , Yehia Elkhatib , Paul Harvey , Syed Waqar Nabi , Jeremy Singer , Wim Vanderbauwhede

In recent years, federated learning (FL) has been widely applied for supporting decentralized collaborative learning scenarios. Among existing FL models, federated logistic regression (FLR) is a widely used statistic model and has been used…

Machine Learning · Computer Science 2021-08-24 Xiaodian Cheng , Wanhang Lu , Xinyang Huang , Shuihai Hu , Kai Chen

Traditional radio telescopes use large, steel dishes to observe radio sources. The LOFAR radio telescope is different, and uses tens of thousands of fixed, non-movable antennas instead, a novel design that promises ground-breaking research…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-05-04 Jan David Mol , John W. Romein

Accurate and real-time radio map (RM) generation is crucial for next-generation wireless systems, yet diffusion-based approaches often suffer from large model sizes, slow iterative denoising, and high inference latency, which hinder…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Haozhe Jia , Wenshuo Chen , Xiucheng Wang , Nan Cheng , Hongbo Zhang , Kuimou Yu , Songning Lai , Nanjian Jia , Bowen Tian , Hongru Xiao , Yutao Yue

We present a novel computational framework that connects Blue Waters, the NSF-supported, leadership-class supercomputer operated by NCSA, to the Laser Interferometer Gravitational-Wave Observatory (LIGO) Data Grid via Open Science Grid…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-11-30 E. A. Huerta , Roland Haas , Edgar Fajardo , Daniel S. Katz , Stuart Anderson , Peter Couvares , Josh Willis , Timothy Bouvet , Jeremy Enos , William T. C. Kramer , Hon Wai Leong , David Wheeler

FPGAs are well-suited for dataflow architectures that process data in a streaming or pipelined manner, thus satisfying the high computational and communication demands of emerging applications. However, manually implementing an efficient…

Hardware Architecture · Computer Science 2026-04-15 Weichuang Zhang , Yiquan Wang , Xinzhou Zhang , Chi Zhang , Yu Feng , Xiaofeng Hou , Chao Li , Jieru Zhao , Minyi Guo

This paper introduces LMFAO (Layered Multiple Functional Aggregate Optimization), an in-memory optimization and execution engine for batches of aggregates over the input database. The primary motivation for this work stems from the…

Databases · Computer Science 2019-06-21 Maximilian Schleich , Dan Olteanu , Mahmoud Abo Khamis , Hung Q. Ngo , XuanLong Nguyen

Federated learning (FL) can fully leverage large-scale terminal data while ensuring privacy and security, and is considered as a distributed alternative for the centralized machine learning. However, the issue of data heterogeneity poses…

Machine Learning · Computer Science 2025-03-27 Xianke Qiang , Zheng Chang , Ying-Chang Liang

In the past decade, increasingly network scheduling techniques have been proposed to boost the distributed application performance. Flow-level metrics, such as flow completion time (FCT), are based on the abstraction of flows yet they…

Networking and Internet Architecture · Computer Science 2019-01-18 Jiawei Fei , Yang Shi , Qun Huang , Mei Wen

Distributed data processing systems like MapReduce, Spark, and Flink are popular tools for analysis of large datasets with cluster resources. Yet, users often overprovision resources for their data processing jobs, while the resource usage…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-02-16 Lauritz Thamsen , Ilya Verbitskiy , Sasho Nedelkoski , Vinh Thuy Tran , Vinicius Meyer , Miguel G. Xavier , Odej Kao , Cesar A. F. De Rose

$\textit{A priori}$ prediction of phase stability of materials is a challenging practice, requiring knowledge of all energetically-competing structures at formation conditions. Large materials repositories $\unicode{x2014}$ housing…

Optimizing data-intensive workflow execution is essential to many modern scientific projects such as the Square Kilometre Array (SKA), which will be the largest radio telescope in the world, collecting terabytes of data per second for the…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-05-22 Chen Wu , Andreas Wicenec , Rodrigo Tobar

Applications in data-parallel computing typically consist of multiple stages. In each stage, a set of intermediate parallel data flows (Coflow) is produced and transferred between servers to enable starting of next stage. While there has…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-12-23 Mehrnoosh Shafiee , Javad Ghaderi

LOFAR, the Low Frequency Array, is a next-generation radio telescope that is being built in Northern Europe and expected to be fully operational at the end of this decade. It will operate at frequencies from 15 to 240 MHz (corresponding to…

Edge computing has evolved to be a promising avenue to enhance the system computing capability by offloading processing tasks from the cloud to edge devices. In this paper, we propose a multi-layer edge computing framework called EdgeFlow.…

Networking and Internet Architecture · Computer Science 2018-04-04 Chao Yao , Xiaoyang Wang , Zijie Zheng , Guangyu Sun , Lingyang Song

AFLOW4 is the latest iteration of the AFLOW toolkit, specifically tailored to study high-entropy disordered materials. This upgrade includes innovative features like the Soliquidy module, based on the Euclidean transport cost between…

The Production and Distributed Analysis (PanDA) system, originally developed for the ATLAS experiment at the CERN Large Hadron Collider (LHC), has evolved into a robust platform for orchestrating large-scale workflows across distributed…

Despite the remarkable progress of large language models (LLMs), the capabilities of standalone LLMs have begun to plateau when tackling real-world, complex tasks that require interaction with external tools and dynamic environments.…

The Latin American Giant Observatory (LAGO) project utilizes extensive High-Performance Computing (HPC) resources for complex astroparticle physics simulations, making resource efficiency critical for scientific productivity and…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-21 Alexander Martinez Mendez , Antonio J. Rubio-Montero , Carlos J. Barrios H. , Hernán Asorey , Rafael Mayo-García , Luis A. Núñez