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The simulation of high-energy physics collision events is a key element for data analysis at present and future particle accelerators. The comparison of simulation predictions to data allows looking for rare deviations that can be due to…

High Energy Physics - Experiment · Physics 2024-07-16 Francesco Vaselli , Filippo Cattafesta , Patrick Asenov , Andrea Rizzi

Jet reconstruction remains a critical task in the analysis of data from HEP colliders. We describe in this paper a new, highly performant, Julia package for jet reconstruction, JetReconstruction.jl, which integrates into the growing…

High Energy Physics - Experiment · Physics 2025-12-02 Graeme Andrew Stewart. Sanmay Ganguly , Sattwamo Ghosh , Philippe Gras , Atell Krasnopolski

We present a technique for translating a black-box machine-learned classifier operating on a high-dimensional input space into a small set of human-interpretable observables that can be combined to make the same classification decisions. We…

High Energy Physics - Phenomenology · Physics 2021-04-21 Taylor Faucett , Jesse Thaler , Daniel Whiteson

We provide a bridge between generative modeling in the Machine Learning community and simulated physical processes in High Energy Particle Physics by applying a novel Generative Adversarial Network (GAN) architecture to the production of…

Machine Learning · Statistics 2017-11-07 Luke de Oliveira , Michela Paganini , Benjamin Nachman

With the great promise of deep learning, discoveries of new particles at the Large Hadron Collider (LHC) may be imminent. Following the discovery of a new Beyond the Standard model particle in an all-hadronic channel, deep learning can also…

High Energy Physics - Phenomenology · Physics 2025-04-30 Jakub Filipek , Shih-Chieh Hsu , John Kruper , Kirtimaan Mohan , Benjamin Nachman

Charged particle track reconstruction is a foundational task in collider experiments and the main computational bottleneck in particle reconstruction. Graph neural networks (GNNs) have shown strong performance for this problem, but costly…

Single particle imaging (SPI) at X-ray free electron lasers (XFELs) is particularly well suited to determine the 3D structure of particles in their native environment. For a successful reconstruction, diffraction patterns originating from a…

Data Analysis, Statistics and Probability · Physics 2021-12-17 Dameli Assalauova , Alexandr Ignatenko , Fabian Isensee , Sergey Bobkov , Darya Trofimova , Ivan A. Vartanyants

Track reconstruction is a vital aspect of High-Energy Physics (HEP) and plays a critical role in major experiments. In this study, we delve into unexplored avenues for particle track reconstruction and hit clustering. Firstly, we enhance…

Piece-wise 3D planar reconstruction provides holistic scene understanding of man-made environments, especially for indoor scenarios. Most recent approaches focused on improving the segmentation and reconstruction results by introducing…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Yaxu Xie , Fangwen Shu , Jason Rambach , Alain Pagani , Didier Stricker

Recent advancements in deep learning models have significantly enhanced jet classification performance by analyzing low-level features (LLFs). However, this approach often leads to less interpretable models, emphasizing the need to…

High Energy Physics - Phenomenology · Physics 2024-07-30 Amon Furuichi , Sung Hak Lim , Mihoko M. Nojiri

In preparation for Higgs factories and energy-frontier facilities, future colliders are moving toward high-granularity calorimeters to improve reconstruction quality. However, the cost and construction complexity of such detectors is…

High Energy Physics - Experiment · Physics 2025-06-04 Nilotpal Kakati , Etienne Dreyer , Eilam Gross

Jet interactions with the color-deconfined QCD medium in relativistic heavy-ion collisions are conventionally assessed by measuring the modification of the distributions of jet observables with respect to their baselines in proton-proton…

High Energy Physics - Phenomenology · Physics 2026-02-24 Ran Li , Yi-Lun Du , Shanshan Cao

Jet substructure techniques are playing an essential role in exploring the TeV scale at the Large Hadron Collider (LHC), since they facilitate the efficient reconstruction and identification of highly-boosted objects. Both for the LHC and…

High Energy Physics - Phenomenology · Physics 2018-01-11 Evan Coleman , Marat Freytsis , Andreas Hinzmann , Meenakshi Narain , Jesse Thaler , Nhan Tran , Caterina Vernieri

Millions of particles are collided every second at the LHCb detector placed inside the Large Hadron Collider at CERN. The particles produced as a result of these collisions pass through various detecting devices which will produce a…

High Energy Physics - Experiment · Physics 2022-07-12 Daniel Hugo Cámpora Pérez , Niko Neufeld , Agustín Riscos Núñez

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

Top quarks, produced in large numbers at the Large Hadron Collider, have a complex detector signature and require special reconstruction techniques. The most common decay mode, the "all-jet" channel, results in a 6-jet final state which is…

High Energy Physics - Experiment · Physics 2022-07-18 Michael James Fenton , Alexander Shmakov , Ta-Wei Ho , Shih-Chieh Hsu , Daniel Whiteson , Pierre Baldi

We introduce $Recursive~Jigsaw~Reconstruction$, a technique for analyzing reconstructed particle interactions in the presence of kinematic and combinatoric unknowns associated with unmeasured and indistinguishable particles, respectively.…

High Energy Physics - Phenomenology · Physics 2017-12-27 Paul Jackson , Christopher Rogan

A new approach to jet-shape identification based on linear regression is discussed. It is designed for searches for new particles at the TeV scale decaying hadronically with strongly collimated jets. We illustrate the method using a Monte…

High Energy Physics - Phenomenology · Physics 2010-12-23 S. Chekanov , C. Levy , J. Proudfoot , R. Yoshida

We demonstrate transfer learning capabilities in a machine-learned algorithm trained for particle-flow reconstruction in high energy particle colliders. This paper presents a cross-detector fine-tuning study, where we initially pretrain the…

High Energy Physics - Experiment · Physics 2025-06-26 Farouk Mokhtar , Joosep Pata , Dolores Garcia , Eric Wulff , Mengke Zhang , Michael Kagan , Javier Duarte

This work aims to improve fuel chamber injectors' performance in turbofan engines, thus implying improved performance and reduction of pollutants. This requires the development of models that allow real-time prediction and improvement of…

Machine Learning · Computer Science 2023-06-21 León Mata , Rodrigo Abadía-Heredia , Manuel Lopez-Martin , José M. Pérez , Soledad Le Clainche