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We review various aspects of jet physics in the context of hadron colliders. We start by discussing the definitions and properties of jets and recent development in this area. We then consider the question of factorization for processes…

High Energy Physics - Phenomenology · Physics 2016-09-14 Sebastian Sapeta

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

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

This paper is based on a crucial issue in the aviation world: how to optimize the trajectory and controls given to the aircraft in order to optimize flight time and fuel consumption. This study aims to provide elements of a response to this…

Optimization and Control · Mathematics 2024-08-15 Gaofeng Su , Xi Cheng , Siyuan Feng , Ke Liu , Jilin Song , Jianan Chen , Chen Zhu , Hui Lin

Jet finding is a type of optimization problem, where hadrons from a high-energy collision event are grouped into jets based on a clustering criterion. As three interesting examples, one can form a jet cluster that (1) optimizes the overall…

High Energy Physics - Phenomenology · Physics 2015-10-08 Jesse Thaler

The jet fragmentation function describes the longitudinal momentum distribution of hadrons inside a reconstructed jet. We study the jet fragmentation function in proton-proton collisions in the framework of soft-collinear effective theory…

High Energy Physics - Phenomenology · Physics 2016-05-24 Yang-Ting Chien , Zhong-Bo Kang , Felix Ringer , Ivan Vitev , Hongxi Xing

Building upon the success of optimal transport metrics defined for single collinear jets, we develop a multi-scale framework that models entire collider events as distributions on the manifold of their constituent jets, which are themselves…

High Energy Physics - Phenomenology · Physics 2025-07-10 Tianji Cai , Nathaniel Craig , Katy Craig , Xinyuan Lin

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

The contributions of this short technical note are two-fold. Firstly, we introduce a modified version of a generalized Bellman-Ford algorithm calculating the value function of optimal control problems defined on hyper-graphs. Those…

Optimization and Control · Mathematics 2025-01-30 Marcus Kreuzer , Alexander Weber , Alexander Knoll

Finite time coherent sets [8] have recently been defined by a measure based objective function describing the degree that sets hold together, along with a Frobenius-Perron transfer operator method to produce optimally coherent sets. Here we…

Dynamical Systems · Mathematics 2015-06-05 Tian Ma , Erik M. Bollt

Machine learning (ML) techniques have recently enabled enormous gains in sensitivity to new phenomena across the sciences. In particle physics, much of this progress has relied on excellent simulations of a wide range of physical processes.…

Data Analysis, Statistics and Probability · Physics 2025-10-20 Malte Algren , Tobias Golling , Francesco Armando Di Bello , Christopher Pollard

We present a strategy to quantify the performance of jet definitions in kinematic reconstruction tasks. It is designed to make use exclusively of physical observables, in contrast to previous techniques which often used unphysical Monte…

High Energy Physics - Phenomenology · Physics 2008-12-18 Matteo Cacciari , Juan Rojo , Gavin P. Salam , Gregory Soyez

Recent jet results in $p\bar{p}$ collisions at $\sqrt{s}$=1.96 TeV from the CDF experiment at the Tevatron are presented. The jet inclusive cross section is compared to next-to-leading order QCD prediction in different rapidity regions. The…

High Energy Physics - Experiment · Physics 2007-05-23 Michele Gallinaro

We present a flexible Monte Carlo implementation of the perturbative framework of High Energy Jets, describing multi-jet events at hadron colliders. The description includes a resummation which ensures leading logarithmic accuracy for large…

High Energy Physics - Phenomenology · Physics 2015-03-18 Jeppe R. Andersen , Jennifer M. Smillie

The maximum achievable performance of strange-jet tagging at hadron colliders and the loss in performance in different detector designs is estimated based on simulated truth jets from strange-quark and down-quark hadronisation. Both jet…

High Energy Physics - Experiment · Physics 2021-09-01 Johannes Erdmann , Olaf Nackenhorst , Sonja Verena Zeißner

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

Heavy-quark jets are important in many of today's collider studies and searches, yet predictions for them are subject to much larger uncertainties than for light jets. This is because of strong enhancements in higher orders from large…

High Energy Physics - Phenomenology · Physics 2011-01-25 Andrea Banfi , Gavin P. Salam , Giulia Zanderighi

We present the first threshold and jet radius jointly resummed cross section for single-inclusive hadronic jet production. We work at next-to-leading logarithmic accuracy and our framework allows for a systematic extension beyond the…

High Energy Physics - Phenomenology · Physics 2017-11-29 Xiaohui Liu , Sven-Olaf Moch , Felix Ringer

We describe a method to obtain point and dispersion estimates for the energies of jets arising from b quarks produced in proton-proton collisions at an energy of $\sqrt{s} =$ 13 TeV at the CERN LHC. The algorithm is trained on a large…

Data Analysis, Statistics and Probability · Physics 2020-11-09 CMS Collaboration

Machine learning has become an essential tool in jet physics. Due to their complex, high-dimensional nature, jets can be explored holistically by neural networks in ways that are not possible manually. However, innovations in all areas of…

High Energy Physics - Phenomenology · Physics 2026-03-27 Vinicius Mikuni , Benjamin Nachman