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Related papers: Deep Learning for the Classification of Quenched J…

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Building on the notion of a particle physics detector as a camera and the collimated streams of high energy particles, or jets, it measures as an image, we investigate the potential of machine learning techniques based on deep learning…

High Energy Physics - Phenomenology · Physics 2017-01-24 Luke de Oliveira , Michael Kagan , Lester Mackey , Benjamin Nachman , Ariel Schwartzman

Jet quenching provides a valuable measure of the opacity of the quark-gluon plasma (QGP) produced in high-energy heavy-ion collisions. However, substantial suppression of charged hadron spectra is observed in highly peripheral collisions,…

Nuclear Theory · Physics 2026-04-22 Changle Sun , Yichao Dang , Shanshan Cao

In jet quenching, a hard QCD parton, before fragmenting into a jet of hadrons, deposits a fraction of its energy in the medium, leading to suppressed production of high-$p_T$ hadrons. Assuming that the deposited energy quickly thermalizes,…

Nuclear Theory · Physics 2008-11-26 A. K. Chaudhuri

Jet measurements in heavy ion collisions at low jet momentum can provide constraints on the properties of the quark gluon plasma but are overwhelmed by a significant, fluctuating background. We build upon our previous work which…

High Energy Physics - Experiment · Physics 2024-02-21 Tanner Mengel , Patrick Steffanic , Charles Hughes , Antonio Carlos Oliveira Da Silva , Christine Nattrass

Current methods commonly used for uncertainty quantification (UQ) in deep learning (DL) models utilize Bayesian methods which are computationally expensive and time-consuming. In this paper, we provide a detailed study of UQ based on…

High Energy Physics - Experiment · Physics 2025-01-13 Ayush Khot , Xiwei Wang , Avik Roy , Volodymyr Kindratenko , Mark S. Neubauer

Jet tagging is a classification problem in high-energy physics experiments that aims to identify the collimated sprays of subatomic particles, jets, from particle collisions and tag them to their emitter particle. Advances in jet tagging…

High Energy Physics - Phenomenology · Physics 2024-06-14 Yash Semlani , Mihir Relan , Krithik Ramesh

Deep learning has achieved remarkable success in jet classification tasks, yet a key challenge remains: understanding what these models learn and how their features relate to known QCD observables. Improving interpretability is essential…

High Energy Physics - Phenomenology · Physics 2026-03-31 Partha Konar , Vishal S. Ngairangbam , Michael Spannowsky , Deepanshu Srivastava

Jet flavour tagging is crucial in experimental high-energy physics. A tagging algorithm, DeepJetTransformer, is presented, which exploits a transformer-based neural network that is substantially faster to train than state-of-the-art graph…

High Energy Physics - Experiment · Physics 2025-02-11 Freya Blekman , Florencia Canelli , Alexandre De Moor , Kunal Gautam , Armin Ilg , Anna Macchiolo , Eduardo Ploerer

Quark-gluon plasma (QGP) is a strongly coupled liquid when viewed at length scales of order the inverse of its temperature and longer. However, when it is probed at short enough length scales, asymptotic freedom mandates the presence of…

High Energy Physics - Phenomenology · Physics 2026-04-03 Zachary Hulcher , Arjun Srinivasan Kudinoor , Daniel Pablos , Krishna Rajagopal

The suppression of high momentum particles in heavy-ion collisions in comparison to elementary reactions is one of the main indications for the formation of a quark-gluon plasma. In recent studies, full jets are being reconstructed and…

Nuclear Theory · Physics 2020-03-25 Philipp Dorau , Jean-Bernard Rose , Daniel Pablos , Hannah Elfner

Hard-jet correlations probe parton energy loss and the microscopic structure of the quark-gluon plasma formed in ultra-relativistic heavy-ion collisions. The correlation of high-$p_\mathrm{T}$ jets with other jets, hadrons, or electroweak…

Nuclear Experiment · Physics 2025-05-02 Riccardo Longo

Convolutional Neural Nets, which is a powerful method of Deep Learning, is applied to classify equation of state of heavy-ion collision event generated within the UrQMD model. Event-by-event transverse momentum and azimuthal angle…

Nuclear Theory · Physics 2020-07-23 Yu. Kvasiuk , E. Zabrodin , L. Bravina , I. Didur , M. Frolov

The modification of hard jets in the Quark Gluon Plasma (QGP) is studied using the MATTER event generator. Based on the higher twist formalism of energy loss, the MATTER event generator simulates the evolution of highly virtual partons…

Nuclear Theory · Physics 2017-02-24 Michael Kordell , Abhijit Majumder

The phenomenon of jet supression observed in highly energetic heavy ion collisions is discussed. The focus is devoted to the stunning applications of the AdS/CFT correspondence to describe these real time processes, hard to be illuminated…

High Energy Physics - Theory · Physics 2008-11-26 Jose D. Edelstein , Carlos A. Salgado

In high-energy physics, particle jet tagging plays a pivotal role in distinguishing quark from gluon jets using data from collider experiments. While graph-based deep learning methods have advanced this task beyond traditional…

Machine Learning · Computer Science 2026-01-27 Md Abrar Jahin , Md. Akmol Masud , M. F. Mridha , Nilanjan Dey , Zeyar Aung

We perform an analysis of jet quenching in heavy and light ion collisions for scenarios without and with quark-gluon plasma formation in $pp$ collisions. We find that the results for these scenarios are very similar, and both of them are in…

High Energy Physics - Phenomenology · Physics 2021-10-08 B. G. Zakharov

Jets produced in association with a $Z^{0}$ or $W^{\pm}$ boson in hadronic collisions are automatically polarized due to the parity violation of weak interaction, making these processes ideal for understanding the spin transfer from…

High Energy Physics - Phenomenology · Physics 2025-11-11 Wen-Hao Yao , Xiaowen Li , Hui Dong , Shu-Yi Wei

Studying heavy-flavor jets in pp collision is important since they can test pQCD calculations and be used as a reference for heavy-ion collisions. Jets in this analysis are reconstructed from charged particles using the…

High Energy Physics - Phenomenology · Physics 2025-04-28 Hadi Hassan , Neelkamal Mallick , D. J. Kim

The application of deep learning techniques using convolutional neural networks to the classification of particle collisions in High Energy Physics is explored. An intuitive approach to transform physical variables, like momenta of…

Computer Vision and Pattern Recognition · Computer Science 2017-08-24 Celia Fernández Madrazo , Ignacio Heredia Cacha , Lara Lloret Iglesias , Jesús Marco de Lucas

Jet quenching in heavy-ion collisions probes parton energy loss in the quark--gluon plasma (QGP), but the extracted transport properties may not be universally constrained across centrality, beam energy, and observable class. In this work,…

High Energy Physics - Phenomenology · Physics 2026-04-20 Dongguk Kim , Dongjo Kim , Jeongsu Bok , Beomkyu Kim