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Related papers: Jet Flavour Classification Using DeepJet

200 papers

Machine learning-based jet classifiers are able to achieve impressive tagging performance in a variety of applications in high-energy and nuclear physics. However, it remains unclear in many cases which aspects of jets give rise to this…

High Energy Physics - Phenomenology · Physics 2024-08-20 Dimitrios Athanasakos , Andrew J. Larkoski , James Mulligan , Mateusz Ploskon , Felix Ringer

Jet-matter interaction remains a central question and a theoretical challenge in heavy-ion physics and might become important in high-multiplicity events in proton-proton collisions at LHC energies. Full jet measurement at LHC offer the…

High Energy Physics - Phenomenology · Physics 2011-03-18 A. G. Agócs , G. G. Barnaföldi , P. Lévai

The identification of jets and their constituents is one of the key problems and challenging task in heavy ion experiments such as experiments at RHIC and LHC. The presence of huge background of soft particles pose a curse for jet finding…

Data Analysis, Statistics and Probability · Physics 2022-10-18 Yogesh Verma , Satyajit Jena

At the CERN LHC, the task of jet tagging, whose goal is to infer the origin of a jet given a set of final-state particles, is dominated by machine learning methods. Graph neural networks have been used to address this task by treating jets…

High Energy Physics - Experiment · Physics 2022-11-21 Farouk Mokhtar , Raghav Kansal , Javier Duarte

Precision studies of flavour-changing processes involving quarks and leptons provide a number of ways to improve knowledge of the Standard Model and search for physics beyond it. There are excellent short- and mid-term prospects for…

High Energy Physics - Experiment · Physics 2025-05-07 The ATLAS Collaboration , Belle II Collaboration , CMS Collaboration , LHCb Collaboration

The Linear Boltzmann Transport (LBT) model coupled to hydrodynamical background is extended to include transport of both light partons and heavy quarks through the quark-gluon plasma (QGP) in high-energy heavy-ion collisions. The LBT model…

Nuclear Theory · Physics 2018-01-17 Shanshan Cao , Tan Luo , Guang-You Qin , Xin-Nian Wang

Accurately estimating aircraft fuel flow is essential for evaluating new procedures, designing next-generation aircraft, and monitoring the environmental impact of current aviation practices. This paper investigates the generalization…

Machine Learning · Computer Science 2025-07-25 Gabriel Jarry , Ramon Dalmau , Philippe Very , Junzi Sun

Experimental High-Energy Physics (HEP), especially the Large Hadron Collider (LHC) programme at the European Organization for Nuclear Research (CERN), is one of the most computationally intensive activities in the world. This demand is set…

Data Analysis, Statistics and Probability · Physics 2021-01-15 Diogo Pires , Pedrame Bargassa , João Seixas , Yasser Omar

We study the phenomenon of jet quenching utilizing quark and gluon jet substructures as independent probes of heavy ion collisions. We exploit jet and subjet features to highlight differences between quark and gluon jets in vacuum and in a…

High Energy Physics - Phenomenology · Physics 2018-03-12 Yang-Ting Chien , Raghav Kunnawalkam Elayavalli

The study of the internal structure of hadronic jets has become in recent years a very active area of research in particle physics. Jet substructure techniques are increasingly used in experimental analyses by the LHC collaborations, both…

High Energy Physics - Phenomenology · Physics 2026-04-10 Simone Marzani , Gregory Soyez , Michael Spannowsky

We present a theoretical review of the possibilities offered by heavy flavour tagging in testing QCD features in 4-jet events at LEP1. Attention is focused mainly on the properties of the angular variables which are used in the experimental…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Moretti , R. Munoz-Tapia , J. B. Tausk

Holography provides a novel method to study the physics of Quark Gluon Plasmas, complementary to the ordinary field theory and lattice approaches. In this context, we analyze the informations that can be obtained for strongly coupled…

High Energy Physics - Phenomenology · Physics 2011-09-06 Francesco Bigazzi , Aldo L. Cotrone , Daniel Mayerson , Angel Paredes , Javier Tarrio

Jet interactions with the color-deconfined QCD medium in relativistic heavy-ion collisions are conventionally assessed by measuring the modification of the distributions of jet observables with respect to their baselines in proton-proton…

High Energy Physics - Phenomenology · Physics 2026-02-24 Ran Li , Yi-Lun Du , Shanshan Cao

Heavy quarks (charm and beauty) are produced early in the nucleus-nucleus collisions, and heavy flavor survives throughout the later stages. Measurements of heavy-flavor quarks thus provide us with means to understand the properties of the…

Nuclear Experiment · Physics 2019-05-28 Robert Vertesi

Deciphering the complex information contained in jets produced in collider events requires a physical organization of the jet data. We introduce two-particle correlations (2PCs) by pairing individual particles as the initial jet…

High Energy Physics - Phenomenology · Physics 2020-07-01 Kai-Feng Chen , Yang-Ting Chien

Heavy-flavor hadron production, in particular bottom hadron production, is difficult to study in deep-inelastic scattering (DIS) experiments due to small production rates and branching fractions. To overcome these limitations, a method for…

High Energy Physics - Experiment · Physics 2024-02-20 Thomas Boettcher

The identification of jets containing $b$ hadrons is important for the physics programme of the ATLAS experiment at the Large Hadron Collider. Several algorithms to identify jets containing $b$ hadrons are described, ranging from those…

High Energy Physics - Experiment · Physics 2016-04-06 ATLAS Collaboration

A method is proposed for distinguishing highly boosted hadronically decaying W's (W-jets) from QCD-jets using jet substructure. Previous methods, such as the filtering/mass-drop method, can give a factor of ~2 improvement in S/sqrt(B) for…

High Energy Physics - Phenomenology · Physics 2011-05-12 Yanou Cui , Zhenyu Han , Matthew D. Schwartz

Recent results from RHIC and first measurements from the ALICE experiment at the CERN-Large Hadron Collider (LHC) on open heavy-flavour are presented. We focus on RHIC measurements of single electrons and jet-like heavy-flavour particle…

Nuclear Experiment · Physics 2011-07-15 Andre Mischke

There has been substantial progress in applying machine learning techniques to classification problems in collider and jet physics. But as these techniques grow in sophistication, they are becoming more sensitive to subtle features of jets…

High Energy Physics - Phenomenology · Physics 2021-02-01 Oz Amram , Cristina Mantilla Suarez