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Related papers: Jets with Variable R

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Two algorithms are introduced for the computation of discrete integral transforms with a multiscale approach operating in discrete three-dimensional (3D) volumes while considering its real-time implementation. The first algorithm, referred…

In this paper, we propose an effective unified control law for accurately tracking agile trajectories for lifting-wing quadcopters with different installation angles, which have the capability of vertical takeoff and landing (VTOL) as well…

Robotics · Computer Science 2022-12-27 Shuai Wang , Wenhan Gao , Quan Quan

Jet vetoes are a prominent part of the signal selection in various analyses at the LHC. We discuss jet vetoes for which the transverse momentum of a jet is weighted by a smooth function of the jet rapidity. With a suitable choice of the…

High Energy Physics - Phenomenology · Physics 2015-03-25 Shireen Gangal , Maximilian Stahlhofen , Frank J. Tackmann

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 task of reconstructing particles from low-level detector response data to predict the set of final state particles in collision events represents a set-to-set prediction task requiring the use of multiple features and their correlations…

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

A resampling scheme provides a way to switch low-weight particles for sequential Monte Carlo with higher-weight particles representing the objective distribution. The less the variance of the weight distribution is, the more concentrated…

Computation · Statistics 2023-09-19 Xiongming Dai , Gerald Baumgartner

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

Experimentally, jet physics studies face an unavoidable task: distinguishing, at the detector level, the particles produced in the hard partonic scattering from the ones created in unrelated soft processes such as pileup interactions in…

High Energy Physics - Phenomenology · Physics 2019-12-18 Yacine Mehtar-Tani , Alba Soto-Ontoso , Marta Verweij

Deep neural networks trained for jet tagging are typically specific to a narrow range of transverse momenta or jet masses. Given the large phase space that the LHC is able to probe, the potential benefit of classifiers that are effective…

High Energy Physics - Phenomenology · Physics 2022-06-03 Matthew J. Dolan , Ayodele Ore

We present an alternative approach to identifying and characterizing jet substructure. An angular correlation function is introduced that can be used to extract angular and mass scales within a jet without reference to a clustering…

High Energy Physics - Phenomenology · Physics 2011-07-01 Martin Jankowiak , Andrew J. Larkoski

UAV trajectory planning is often done in a two-step approach, where a low-dimensional path is refined to a dynamic trajectory. The resulting trajectories are only locally optimal, however. On the other hand, direct planning in…

Robotics · Computer Science 2022-05-05 Sebastian Schräder , Daniel Schleich , Sven Behnke

The study of the shape and sub-structure of high p_T jets produced in hadron collisions is becoming an increasingly important component of LHC phenomenology in the context of new particle discoveries. We study here the state of the art for…

High Energy Physics - Phenomenology · Physics 2010-11-19 Mrinal Dasgupta

The resummation for the event-shape variable jet broadening is extended to next-to-next-to-leading logarithmic accuracy by computing the relevant jet and soft functions at one-loop order and the collinear anomaly to two-loop accuracy. The…

High Energy Physics - Phenomenology · Physics 2015-06-11 Thomas Becher , Guido Bell

Recently machine learning algorithms based on deep layered artificial neural networks (DNNs) have been applied to a wide variety of high energy physics problems such as jet tagging or event classification. We explore a simple but effective…

High Energy Physics - Experiment · Physics 2018-11-30 Jason Lee , Inkyu Park , Sangnam Park

In time for the first tests on LHC data we introduce a set of improvements and tests of purely kinematic top tagging algorithms. First, we show how different jet algorithms can be used for different transverse momentum regimes. Combining…

High Energy Physics - Phenomenology · Physics 2013-05-30 Tilman Plehn , Michael Spannowsky , Michihisa Takeuchi

Two main classes of jet clustering algorithms, cone and k_t, are briefly discussed. It is argued that the former can be often cumbersome to define and implement, and difficult to analyze in terms of its behaviour with respect to soft and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Matteo Cacciari

We apply object detection techniques based on Convolutional Neural Networks to jet reconstruction and identification at the CERN Large Hadron Collider. In particular, we focus on CaloJet reconstruction, representing each event as an image…

A measurement of the transverse momentum spectra of jets in Pb-Pb collisions at $\sqrt{s_{\rm NN}}=2.76$ TeV is reported. Jets are reconstructed from charged particles using the anti-$k_{\rm T}$ jet algorithm with jet resolution parameters…

Nuclear Experiment · Physics 2014-11-04 ALICE Collaboration

We study the structure of jets in proton-proton collisions at LHC energies using \textsc{Pythia} 8 Monte Carlo simulations. We demonstrate that the radial jet profiles exhibit scaling properties with charged-hadron event multiplicity over a…

High Energy Physics - Phenomenology · Physics 2021-07-13 Antal Gemes , Robert Vertesi , Gabor Papp , Gergely Gabor Barnafoldi