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Related papers: Generative Adversarial Networks for LHCb Fast Simu…

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In High Energy Physics simulations play a crucial role in unraveling the complexities of particle collision experiments within CERN's Large Hadron Collider. Machine learning simulation methods have garnered attention as promising…

Data Analysis, Statistics and Probability · Physics 2024-06-06 Mikołaj Kita , Jan Dubiński , Przemysław Rokita , Kamil Deja

In Run 3 of the LHC the LHCb experiment faces very high data rates containing beauty and charm hadron decays. Thus the task of the trigger is not to select any beauty and charm events, but to select those containing decays interesting for…

Instrumentation and Detectors · Physics 2023-07-12 Paul Andre Günther

Deep Neural Networks (DNNs) come into the limelight in High Energy Physics (HEP) in order to manipulate the increasing amount of data encountered in the next generation of accelerators. Recently, the HEP community has suggested Generative…

Quantum Physics · Physics 2021-01-28 Su Yeon Chang , Sofia Vallecorsa , Elías F. Combarro , Federico Carminati

Simulating showers of particles in highly-granular calorimeters is a key frontier in the application of machine learning to particle physics. Achieving high accuracy and speed with generative machine learning models can enable them to…

Instrumentation and Detectors · Physics 2026-02-02 Thorsten Buss , Frank Gaede , Gregor Kasieczka , Anatolii Korol , Katja Krüger , Peter McKeown , Martina Mozzanica

Simulation of High Energy Physics experiments is widely used, necessary for both detector and physics studies. Detailed Monte-Carlo simulation algorithms are often limited due to the computational complexity of such methods, and therefore…

High Energy Physics - Experiment · Physics 2022-12-14 Fedor Ratnikov , Artem Maevskiy , Alexander Zinchenko , Victor Riabov , Alexey Sukhorosov , Dmitrii Evdokimov

In the transition to Run 3 in 2021, LHCb will undergo a major luminosity upgrade, going from 1.1 to 5.6 expected visible Primary Vertices (PVs) per event, and will adopt a purely software trigger. This has fueled increased interest in…

Instrumentation and Detectors · Physics 2020-08-26 Rui Fang , Henry F Schreiner , Michael D Sokoloff , Constantin Weisser , Mike Williams

Computationally expensive, high-accuracy detector simulations are a major bottleneck for many particle physics experiments such as those at the Large Hadron Collider (LHC) as well as those planned for future colliders. This challenge has…

Instrumentation and Detectors · Physics 2026-03-17 P. Alex May , Qibin Liu , Julia Gonski , Benjamin Nachman

Data-driven methods are widely used to overcome shortcomings of Monte Carlo simulations (lack of statistics, mismodeling of processes, etc.) in experimental high energy physics. A precise description of background processes is crucial to…

High Energy Physics - Experiment · Physics 2023-03-29 Victor Lohezic , Mehmet Ozgur Sahin , Fabrice Couderc , Julie Malcles

In the upcoming upgrades for Run 3 and 4, the LHC will significantly increase Pb--Pb and pp interaction rates. This goes along with upgrades of all experiments, ALICE, ATLAS, CMS, and LHCb, related to both the detectors and the computing.…

Instrumentation and Detectors · Physics 2018-11-29 David Rohr

The LHCb (Large Hadron Collider beauty) experiment is designed to study differences between particles and anti-particles as well as very rare decays in the charm and beauty sector at the LHC (Large Hadron Collider). The detector will be…

Networking and Internet Architecture · Computer Science 2019-09-04 Tommaso Colombo , Paolo Durante , Domenico Galli , Matteo Manzali , Umberto Marconi , Niko Neufeld , Flavio Pisani , Rainer Schwemmer , Sébastien Valat

The operating conditions defining the current data taking campaign at the Large Hadron Collider, known as Run 3, present unparalleled challenges for the real-time data acquisition workflow of the LHCb experiment at CERN. To address the…

High Energy Physics - Experiment · Physics 2023-12-25 Blaise Delaney , Nicole Schulte , Gregory Ciezarek , Niklas Nolte , Mike Williams , Johannes Albrecht

Starting in 2022, the upgraded LHCb detector will collect data with a pure software trigger. In its first stage, reducing the rate from 30MHz to about 1MHz, GPUs are used to reconstruct and trigger on B and D meson topologies and high-pT…

High Energy Physics - Experiment · Physics 2023-07-10 Sevda Esen , Arthur Marius Hennequin , Michel De Cian

The physics programme of the LHCb experiment at the Large Hadron Collider requires an efficient and precise reconstruction of the particle collision vertices. The LHCb Upgrade detector relies on a fully software-based trigger with an online…

A second major LHCb detector upgrade will be installed during long shutdown 4 (LS4) of the CERN Large Hadron Collider. The new detector will provide excellent performance for studies of Quantum Chromodynamics at high temperature and…

High Energy Physics - Experiment · Physics 2025-04-01 LHCb collaboration

Machine learning entails a broad range of techniques that have been widely used in Science and Engineering since decades. High-energy physics has also profited from the power of these tools for advanced analysis of colliders data. It is…

A Generative-Adversarial Network (GAN) based on convolutional neural networks is used to simulate the production of pairs of jets at the LHC. The GAN is trained on events generated using MadGraph5 + Pythia8, and Delphes3 fast detector…

High Energy Physics - Experiment · Physics 2020-10-09 Riccardo Di Sipio , Michele Faucci Giannelli , Sana Ketabchi Haghighat , Serena Palazzo

Precision measurements and new physics searches at the Large Hadron Collider require efficient simulations of particle propagation and interactions within the detectors. The most computationally expensive simulations involve calorimeter…

High Energy Physics - Phenomenology · Physics 2022-11-29 Jesse C. Cresswell , Brendan Leigh Ross , Gabriel Loaiza-Ganem , Humberto Reyes-Gonzalez , Marco Letizia , Anthony L. Caterini

The next decade will see an order of magnitude increase in data collected by high-energy physics experiments, driven by the High-Luminosity LHC (HL-LHC). The reconstruction of charged particle trajectories (tracks) has always been a…

Instrumentation and Detectors · Physics 2025-06-25 Anthony Correia , Fotis I. Giasemis , Nabil Garroum , Vladimir Vava Gligorov , Bertrand Granado

High energy physics experiments rely heavily on the detailed detector simulation models in many tasks. Running these detailed models typically requires a notable amount of the computing time available to the experiments. In this work, we…

Instrumentation and Detectors · Physics 2021-07-13 A. Maevskiy , F. Ratnikov , A. Zinchenko , V. Riabov