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Related papers: Probabilistic Jet Algorithms

200 papers

I illustrate a general formalism based upon the subtraction method for the calculation of next-to-leading order QCD cross sections for any number of jets in any type of hard collisions. I discuss the implementation of this formalism in a…

High Energy Physics - Phenomenology · Physics 2009-10-30 S. Frixione

We show that a general purpose clusterization algorithm, Deterministic Annealing, can be adapted to the problem of jet identification in particle production by high energy collisions. In particular we consider the problem of jet searching…

High Energy Physics - Phenomenology · Physics 2009-11-10 L. Angelini , G. Nardulli , L. Nitti , M. Pellicoro , D. Perrino , S. Stramaglia

When looking for a solution, deterministic methods have the enormous advantage that they do find global optima. Unfortunately, they are very CPU-intensive, and are useless on untractable NP-hard problems that would require thousands of…

Neural and Evolutionary Computing · Computer Science 2011-12-20 Pierre Collet , Jean-Philippe Rennard

The perturbative quantum chromodynamics (pQCD) has been extremely successful in the prediction and description of main properties of quark and gluon jets. There are, however, some problems of the jet calculus with the higher order…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. M. Dremin

Clustering algorithms build jets though the iterative application of single particle and pairwise metrics. This leads to phase space constraints that are extremely complicated beyond the lowest orders in perturbation theory, and in practice…

High Energy Physics - Phenomenology · Physics 2012-04-05 Randall Kelley , Jonathan R. Walsh , Saba Zuberi

In this article, we review some of the complexities of jet algorithms and of the resultant comparisons of data to theory. We review the extensive experience with jet measurements at the Tevatron, the extrapolation of this acquired wisdom to…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. D. Ellis , J. Huston , K. Hatakeyama , P. Loch , M. Toennesmann

Probabilistic programming is a growing area that strives to make statistical analysis more accessible, by separating probabilistic modelling from probabilistic inference. In practice this decoupling is difficult. No single inference…

Programming Languages · Computer Science 2022-04-15 Maria I. Gorinova

Identifying the origin of high-energy hadronic jets ('jet tagging') has been a critical benchmark problem for machine learning in particle physics. Jets are ubiquitous at colliders and are complex objects that serve as prototypical examples…

High Energy Physics - Phenomenology · Physics 2025-02-06 Joep Geuskens , Nishank Gite , Michael Krämer , Vinicius Mikuni , Alexander Mück , Benjamin Nachman , Humberto Reyes-González

Clustering is one of the most frequent problems in many domains, in particular, in particle physics where jet reconstruction is central in experimental analyses. Jet clustering at the CERN's Large Hadron Collider (LHC) is computationally…

High Energy Physics - Phenomenology · Physics 2022-08-30 Jorge J. Martínez de Lejarza , Leandro Cieri , Germán Rodrigo

We reveal the direct link between the jet clustering algorithms recently proposed by Howard Georgi and parton shower kinematics, providing firm foundation from the theoretical side. The kinematics of this class of elegant algorithms is…

High Energy Physics - Phenomenology · Physics 2015-06-11 Shao-Feng Ge

Identifying jets formed in high-energy particle collisions requires solving optimization problems over potentially large numbers of final-state particles. In this work, we consider the possibility of using quantum computers to speed up jet…

High Energy Physics - Phenomenology · Physics 2020-05-20 Annie Y. Wei , Preksha Naik , Aram W. Harrow , Jesse Thaler

Combining quantum computers with classical compute power has become a standard means for developing algorithms that are eventually supposed to beat any purely classical alternatives. While in-principle advantages for solution quality or…

Quantum Physics · Physics 2026-01-23 Simon Thelen , Wolfgang Mauerer

We study procedures for discriminating combinatorial jets in a high background environment, such as a heavy ion collision, from signal jets arising from a hard-scattering. We investigate a population of jets clustered from a combined…

High Energy Physics - Phenomenology · Physics 2023-08-02 P. Steffanic , C. Hughes , C. Nattrass

The advantages of evolutionary algorithms with respect to traditional methods have been greatly discussed in the literature. While particle swarm optimizers share such advantages, they outperform evolutionary algorithms in that they require…

Neural and Evolutionary Computing · Computer Science 2021-01-28 Johann Sienz , Mauro S. Innocente

An algorithm for the identification of jets that originate from the hadronisation of strange quarks is presented, which complements existing algorithms for the identification of jets that originate from $b$-quarks and $c$-quarks. The…

Instrumentation and Detectors · Physics 2020-01-23 Johannes Erdmann

Image-based jet analysis is built upon the jet image representation of jets that enables a direct connection between high energy physics and the fields of computer vision and deep learning. Through this connection, a wide array of new jet…

Data Analysis, Statistics and Probability · Physics 2020-12-21 Michael Kagan

I describe a class of iterative jet algorithms that are based on maximizing a fixed function of the total 4-momentum rather than clustering of pairs of jets. I describe some of the properties of the simplest examples of this class,…

High Energy Physics - Phenomenology · Physics 2014-09-02 Howard Georgi

Jet substructure is typically studied using clustering algorithms, such as kT, which arrange the jets' constituents into trees. Instead of considering a single tree per jet, we propose that multiple trees should be considered, weighted by…

High Energy Physics - Phenomenology · Physics 2013-05-30 Stephen D. Ellis , Andrew Hornig , David Krohn , Tuhin S. Roy , Matthew D. Schwartz

A new algorithm for jet finding in hadronic collisions is presented. The algorithm, based on a Gaussian filter in $(\eta,\phi)$, is specifically intended for use in heavy ion collisions and/or for detectors with limited acceptance. The…

Nuclear Experiment · Physics 2008-06-10 Yue-Shi Lai , Brian A. Cole

We study the case where quantum computing could improve jet clustering by considering two new quantum algorithms that might speed up classical jet clustering algorithms. The first one is a quantum subroutine to compute a Minkowski-based…

High Energy Physics - Phenomenology · Physics 2022-11-23 Jorge J. Martínez de Lejarza , Leandro Cieri , Germán Rodrigo