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The physics goals of the next Large Hadron Collider run include high precision tests of the Standard Model and searches for new physics. These goals require detailed comparison of data with computational models simulating the expected data…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-08-14 Mikhail Borodin , Kaushik De , Jose Garcia Navarro , Dmitry Golubkov , Alexei Klimentov , Tadashi Maeno , David South , Alexandre Vaniachine

Collider experiments are equipped with trigger systems that rapidly inspect the physics content emerging from collisions to decide whether the resulting products are worth saving for later analysis. One crucial aspect for analyzing the…

High Energy Physics - Experiment · Physics 2026-04-14 Andrea Coccaro , Carlo Schiavi , Alessandro Zaio

ALICE is one of the four experiments at the CERN Large Hadron Collider (LHC) specifically designed to study nuclear matter at extreme conditions of temperature and pressure. The LHC Run 3 started officially in July 2022 with proton-proton…

Instrumentation and Detectors · Physics 2023-02-02 Ivan Ravasenga

The upgraded Large Hadron Collider beauty (LHCb) experiment is the first detector based at a hadron collider using a fully software based trigger. The first `High Level Trigger' stage (HLT1) reduces the event rate from 30 MHz to…

High Energy Physics - Experiment · Physics 2025-07-25 T. Evans , C. Fitzpatrick , J. Horswill

The algorithm-to-hardware High-level synthesis (HLS) tools today are purported to produce hardware comparable in quality to handcrafted designs, particularly with user directive driven or domains specific HLS. However, HLS tools are not…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-08-28 Vinay B. Y. Kumar , Pinalkumar Engineer , Mandar Datar , Yatish Turakhia , Saurabh Agarwal , Sanket Diwale , Sachin B. Patkar

The CMS experiment has been designed with a two-level trigger system: the Level-1 Trigger, implemented on custom-designed electronics, and the High Level Trigger, a streamlined version of the CMS offline reconstruction software running on a…

Instrumentation and Detectors · Physics 2020-11-19 Thiago R. F. P. Tomei

The High-Luminosity LHC (HL-LHC) will provide the unique opportunity to explore the nature of physics beyond the Standard Model of strong and electroweak interactions. Highly selective first-level triggers are essential for the physics…

Instrumentation and Detectors · Physics 2017-02-01 S. Abovyan , V. Danielyan , M. Fras , P. Gadow , O. Kortner , S. Kortner , H. Kroha , F. Mueller , S. Nowak , R. Richter , K. Schmidt-Sommerfeld

ALICE, the experiment dedicated to the study of heavy ion collisions at the LHC, uses an object-oriented framework for simulation, reconstruction and analysis (AliRoot) based on ROOT. Here, we describe the general ALICE simulation strategy…

Computational Physics · Physics 2007-05-23 F. Carminati , A. Morsch

Dynamic programming (DP) based algorithms are essential yet compute-intensive parts of numerous bioinformatics pipelines, which typically involve populating a 2-D scoring matrix based on a recursive formula, optionally followed by a…

Hardware Architecture · Computer Science 2024-11-07 Yingqi Cao , Anshu Gupta , Jason Liang , Yatish Turakhia

The movement of large-scale (tens of Terabytes and larger) data sets between high performance computing (HPC) facilities is an important and increasingly critical capability. A growing number of scientific collaborations rely on HPC…

Large language models are increasingly deployed as complex agentic systems that scale with task complexity. While prior work has extensively explored model- and system-level scaling, algorithm- and task-level scaling remain largely…

Artificial Intelligence · Computer Science 2026-04-21 Zizhang Luo , Yuhao Luo , Youwei Xiao , Yansong Xu , Runlin Guo , Yun Liang

The amazing advances being made in the fields of machine and deep learning are a highlight of the Big Data era for both enterprise and research communities. Modern applications require resources beyond a single node's ability to provide.…

ALICE (A Large Ion Collider Experiment) at the CERN Large Hadron Collider (LHC) is designed to study proton-proton and heavy-ion collisions at ultra-relativistic energies. The main goal of the experiment is to assess the properties of quark…

Instrumentation and Detectors · Physics 2022-10-25 Livia Terlizzi

The performance of the jet trigger for the ATLAS detector at the LHC during the 2011 data taking period is described. During 2011 the LHC provided proton-proton collisions with a centre-of-mass energy of 7 TeV and heavy ion collisions with…

High Energy Physics - Experiment · Physics 2016-10-12 ATLAS Collaboration

The computing systems used by LHC experiments has historically consisted of the federation of hundreds to thousands of distributed resources, ranging from small to mid-size resource. In spite of the impressive scale of the existing…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-10-31 Danila Oleynik , Sergey Panitkin , Matteo Turilli , Alessio Angius , Kaushik De , Alexei Klimentov , Sarp H. Oral , Jack C. Wells , Shantenu Jha

In this paper, we introduce the first machine learning framework for predicting optimal processing times in Single-Level Tree Network (SLTN) architectures for the Divisible Load Theory (DLT) paradigm. Using a feedforward neural network(FNN)…

Machine Learning · Computer Science 2026-05-25 Bharadwaj Veeravalli

This work elaborates on a High performance computing (HPC) architecture based on Simple Linux Utility for Resource Management (SLURM) [1] for deploying heterogeneous Large Language Models (LLMs) into a scalable inference engine. Dynamic…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-26 Anderson de Lima Luiz , Shubham Vijay Kurlekar , Munir Georges

The ALICE experiment has undergone a major upgrade for LHC Run 3 and will collect data at an interaction rate 50 times larger than before. The new computing scheme for Run 3 replaces the traditionally separate online and offline frameworks…

Instrumentation and Detectors · Physics 2022-08-17 David Rohr

Highly selective triggers are essential for the physics programme of the ATLAS experiment at HL-LHC where the instantaneous luminosity will be about an order of magnitude larger than the LHC instantaneous luminosity in Run 1. The first…

Instrumentation and Detectors · Physics 2016-10-04 H. Kroha , S. Nowak

High-performance computing systems are more and more often based on accelerators. Computing applications targeting those systems often follow a host-driven approach in which hosts offload almost all compute-intensive sections of the code…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-05-15 E. Calore , A. Gabbana , S. F. Schifano , R. Tripiccione