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ATLAS, a general-purpose experiment at the Large Hadron Collider (LHC), makes use of a large internationally-distributed computing infrastructure, including over $10^6$ TB of managed data on disk and tape and almost one million…

High Energy Physics - Experiment · Physics 2026-04-16 ATLAS Collaboration

High Energy Physics (HEP) distributed computing infrastructures require automatic tools to monitor, analyze and react to potential security incidents. These tools should collect and inspect data such as resource consumption, logs and…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-08-14 A. Gomez Ramirez , M. Martinez Pedreira , C. Grigoras , L. Betev , C. Lara , U. Kebschull

In this paper we present Simgrid, a toolkit for the versatile simulation of large scale distributed systems, whose development effort has been sustained for the last fifteen years. Over this time period SimGrid has evolved from a…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-09-09 Henri Casanova , Arnaud Giersch , Arnaud Legrand , Martin Quinson , Frédéric Suter

The Globus Data Grid architecture provides a scalable infrastructure for the management of storage resources and data that are distributed across Grid environments. These services are designed to support a variety of scientific…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Sudharshan Vazhkudai , Steven Tuecke , Ian Foster

LHC-era HENP experiments will generate unprecidented volumes of data and require commensurately large compute resources. These resources are larger than can be marshalled at any one site within the community. Production reconstruction,…

Cryptography and Security · Computer Science 2007-05-23 Craig E. Tull , Shane Canon , Steve Chan , Doug Olson , Laura Pearlman , Von Welch

As global cellular networks converge to 5G, one question lingers: Are we ready for the 5G challenge? A growing concern surrounds how well do existing congestion control algorithms perform in diverse 5G networks. Given that 5G networks are…

Networking and Internet Architecture · Computer Science 2022-08-31 Rohail Asim , Muhammad Khan , Luis Diez , Shiva Iyer , Ramon Aguero , Lakshmi Subramanian , Yasir Zaki

Monte Carlo simulations play a crucial role in all stages of particle collider experiments. There has been a long-term trend in HEP of both increasing collision energies and the luminosity. As a result, the requirements for MC simulations…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-04-27 Felix Hoffmann , Udo Kebschull

Objectives: Grid-based technologies are emerging as potential solutions for managing and collaborating distributed resources in the biomedical domain. Few examples exist, however, of successful implementations of Grid-enabled medical…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-07-06 F. Estrella , T. Hauer , R. McClatchey , M. Odeh , D Rogulin , T. Solomonides

Computational Grids are emerging as a popular paradigm for solving large-scale compute and data intensive problems in science, engineering, and commerce. However, application composition, resource management and scheduling in these…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Rajkumar Buyya , Kim Branson , Jon Giddy , David Abramson

The trigger selection capabilities of the ATLAS detector have been significantly enhanced for the LHC Run- 2 in order to cope with the higher event rates and with the large number of simultaneous interactions (pile-up) per protonproton…

High Energy Physics - Experiment · Physics 2020-09-18 Pierre-Hugues Beauchemin

As machine learning (ML) techniques gain prominence in power system research, validating these methods' effectiveness under real-world conditions requires real-time hardware-in-the-loop (HIL) simulations. HIL simulation platforms enable the…

Machine Learning · Computer Science 2025-01-23 Aoxiang Ma , Salah Ghamizi , Jun Cao , Pedro Rodriguez

Grappa is a Grid portal effort designed to provide physicists convenient access to Grid tools and services. The ATLAS analysis and control framework, Athena, was used as the target application. Grappa provides basic Grid functionality such…

Distributed, Parallel, and Cluster Computing · Computer Science 2008-11-26 D. Engh , S. Smallen , J. Gieraltowski , L. Fang , R. Gardner , D. Gannon , R. Bramley

HepRep is a generic, hierarchical format for description of graphics representables that can be augmented by physics information and relational properties. It was developed for high energy physics event display applications and is…

Graphics · Computer Science 2007-05-23 J. Perl , R. Giannitrapani , M. Frailis

Computational grids that couple geographically distributed resources are becoming the de-facto computing platform for solving large-scale problems in science, engineering, and commerce. Software to enable grid computing has been primarily…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Akshay Luther , Rajkumar Buyya , Rajiv Ranjan , Srikumar Venugopal

The IRIS-HEP Analysis Grand Challenge (AGC) is designed to be a realistic environment for investigating how analysis methods scale to the demands of the HL-LHC. The analysis task is based on publicly available Open Data and allows for…

High Energy Physics - Experiment · Physics 2023-04-12 Oksana Shadura , Alexander Held

We present the deployment and testing of an autoencoder trained for unbiased detection of new physics signatures in the CMS Level-1 Global Trigger (GT) test crate during LHC Run 3. The GT test crate is a copy of the main GT system,…

High Energy Physics - Experiment · Physics 2023-12-18 Noah Zipper

The growing integration of renewable energy sources (RESs) in modern power systems has intensified the need for resilient and efficient microgrid solutions. DC microgrids have gained prominence due to their reduced conversion losses,…

Systems and Control · Electrical Eng. & Systems 2025-11-11 S. Gokul Krishnan , Mohd Asim Aftab , Shehab Ahmed , Charalambos Konstantinou

We report on our experiences replicating 7.3 petabytes (PB) of Earth System Grid Federation (ESGF) climate simulation data from Lawrence Livermore National Laboratory (LLNL) in California to Argonne National Laboratory (ANL) in Illinois and…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-01 Lukasz Lacinski , Lee Liming , Steven Turoscy , Cameron Harr , Kyle Chard , Eli Dart , Paul Durack , Sasha Ames , Forrest M. Hoffman , Ian T. Foster

The design of new control strategies for future energy systems can neither be directly tested in real power grids nor be evaluated based on only current grid situations. In this regard, extensive tests are required in laboratory settings…

Systems and Control · Electrical Eng. & Systems 2024-09-04 Michael Kyesswa , Friedrich Wiegel , Jan Wachter , Uwe Kühnapfel , Simon Waczowicz , Veit Hagenmeyer

The increasing integration of artificial intelligence (AI) in everyday life brings with it new challenges and questions for regarding how humans interact with autonomous agents. Multi-agent experiments, where humans and AI act together, can…

Human-Computer Interaction · Computer Science 2026-04-17 Chase McDonald , Cleotilde Gonzalez