English
Related papers

Related papers: Multi-scale Optimal Transport for Complete Collide…

200 papers

We developed the full magnetohydrodynamical analytical jet model that allows accurate reproducing of a transversal and longitudinal structure for a highly collimated relativistic jets. This model can be used as a setup for convenient…

High Energy Astrophysical Phenomena · Physics 2025-10-29 E. E. Nokhrina , I. N. Pashchenko , V. A. Frolova , R. V. Todorov

This paper examines the optimal velocity follow-the-leader dynamics, a microscopic traffic model, and explores different aspects of the dynamical model, with particular emphasis on collision analysis. More precisely, we present a rigorous…

Optimization and Control · Mathematics 2023-09-22 Hossein Nick Zinat Matin , Maria Laura Delle Monache

Collision detection is a critical functionality for robotics. The degree to which objects collide cannot be represented as a continuously differentiable function for any shapes other than spheres. This paper proposes a framework for…

Computational Geometry · Computer Science 2025-03-11 Andrew Cinar , Yue Zhao , Forrest Laine

In high energy particle collisions the shape of the event, i.e. the relative distribution of particles in momentum space, is often used to try to select events with certain topologies. It is claimed that an event shape observable like…

High Energy Physics - Phenomenology · Physics 2021-05-19 Mike Sas , Jonno Schoppink

We investigate the use of the event topology as a tool in the search for the six-jet decay of top-pair production in proton-antiproton collisions at 1.8 TeV. Modified Fox-Wolfram "shape" variables, H_i, are employed to help distinguish the…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. D. Field , Y. A. Kanev

Optimal transport is widely used in pure and applied mathematics to find probabilistic solutions to hard combinatorial matching problems. We extend the Wasserstein metric and other elements of optimal transport from the matching of sets to…

Optimization and Control · Mathematics 2019-07-16 Evan Patterson

The global topologies of inclusive three-- and four--jet events produced in $\pp$ interactions are described. The three-- and four--jet events are selected from data recorded by the D{\O}detector at the Tevatron Collider operating at a…

High Energy Physics - Experiment · Physics 2008-11-26 S. Abachi

Monte Carlo event generators are the central interface between theoretical calculations and experimental measurements in collider physics. Over several decades, a comprehensive and highly modular ecosystem of tools has developed around…

High Energy Physics - Phenomenology · Physics 2026-05-18 Melissa van Beekveld , Enrico Bothmann , Andy Buckley , Christian Gütschow , Peter Skands , Ramon Winterhalder

Ambiguities of jet algorithms are reinterpreted as instability wrt small variations of input. Optimal stability occurs for observables possessing property of calorimetric continuity (C-continuity) predetermined by kinematical structure of…

High Energy Physics - Phenomenology · Physics 2009-10-28 Fyodor V. Tkachov

The accuracy obtained with CFD and process simulations of flotation critically depends on the quality and robustness of the underlying models for the non-resolved sub-processes. An important issue in flotation is the collision between…

Fluid Dynamics · Physics 2025-06-05 Benedikt Tiedemann , Moritz Kreuseler , Jochen Fröhlich

We investigate a theoretical model for effective carrier mobility to comprehensively describe the behavior of the perpendicular carrier transport across multiple quantum well (MQW) structures under applied electric field. The analytical…

Materials Science · Physics 2017-11-20 Kasidit Toprasertpong , Stephen M. Goodnick , Yoshiaki Nakano , Masakazu Sugiyama

We present a systematic theoretical framework that interprets masked diffusion models (MDMs) as solutions to energy minimization problems in discrete optimal transport. Specifically, we prove that three distinct energy…

Machine Learning · Computer Science 2026-03-24 Sitong Chen , Shen Nie , Jiacheng Sun , Zijin Feng , Zhenguo Li , Ji-Rong Wen , Chongxuan Li

We propose a novel strategy for disentangling proton collisions at hadron colliders such as the LHC that considerably improves over the current state of the art. Employing a metric inspired by optimal transport problems as the cost function…

High Energy Physics - Phenomenology · Physics 2023-11-07 Loukas Gouskos , Fabio Iemmi , Sascha Liechti , Benedikt Maier , Vinicius Mikuni , Huilin Qu

We introduce a compact, physics-driven event representation, RMM-C46, designed to compress the high-dimensional rapidity mass matrix (RMM) into a low-dimensional, interpretable feature set suitable for physics-informed machine learning (ML)…

High Energy Physics - Phenomenology · Physics 2026-02-20 Wasikul Islam , Sergei Chekanov

We present a method for studying the detection of jets in high energy hadronic collisions using multiplicity detector in forward rapidities. Such a study enhances the physics scope of multiplicity detectors at forward rapidities in LHC. At…

High Energy Physics - Experiment · Physics 2016-12-08 Ranbir Singh , Bedangadas Mohanty

Jet substructure has emerged as a critical tool for LHC searches, but studies so far have relied heavily on shower Monte Carlo simulations, which formally approximate QCD at leading-log level. We demonstrate that systematic higher-order QCD…

High Energy Physics - Phenomenology · Physics 2012-09-18 Ilya Feige , Matthew D. Schwartz , Iain W. Stewart , Jesse Thaler

We explore jet-medium interactions at various scales in high-energy heavy-ion collisions using the JETSCAPE framework. The physics of the multi-stage modeling and the coherence effect at high virtuality is discussed through the results of…

Optimal transport has been used to define bijective nonlinear transforms and different transport-related metrics for discriminating data and signals. Here we briefly describe the advances in this topic with the main applications and…

Optimization and Control · Mathematics 2024-06-25 Rocío Díaz Martín , Ivan V. Medri , Gustavo Kunde Rohde

Jet tagging, identifying the origin of jets produced in particle collisions, is a critical classification task in high-energy physics. Despite the revolutionary impact of deep learning on jet tagging over the past decade, the paradigm has…

High Energy Physics - Phenomenology · Physics 2026-01-26 Umar Sohail Qureshi , Brendon Bullard , Ariel Schwartzman

In this thesis, we discuss and investigate the use of Soft-Collinear Effective Theory (SCET) for high precision calculations. In the first part of the work, we present an extraction of the strong coupling, $\alpha_s(m_Z)$ and the leading…

High Energy Physics - Phenomenology · Physics 2016-05-23 Daniel W. Kolodrubetz