Pileup mitigation at CMS in 13 TeV data

CMS collaboration - arxiv preprint arxiv:2003.00503, 2020‏ - arxiv.org
With increasing instantaneous luminosity at the LHC come additional reconstruction
challenges. At high luminosity, many collisions occur simultaneously within one proton …

[HTML][HTML] Review of top quark mass measurements in CMS

CMS collaboration - Physics Reports, 2025‏ - Elsevier
The top quark mass is one of the most intriguing parameters of the standard model (SM). Its
value indicates a Yukawa coupling close to unity, and the resulting strong ties to Higgs …

Higgs physics at the HL-LHC and HE-LHC

M Cepeda, S Gori, P Ilten, M Kado, F Riva… - arxiv preprint arxiv …, 2019‏ - arxiv.org
The discovery of the Higgs boson in 2012, by the ATLAS and CMS experiments, was a
success achieved with only a percent of the entire dataset foreseen for the LHC. It opened a …

Jet tagging via particle clouds

H Qu, L Gouskos - Physical Review D, 2020‏ - APS
How to represent a jet is at the core of machine learning on jet physics. Inspired by the
notion of point clouds, we propose a new approach that considers a jet as an unordered set …

[HTML][HTML] Machine learning for anomaly detection in particle physics

V Belis, P Odagiu, TK Aarrestad - Reviews in Physics, 2024‏ - Elsevier
The detection of out-of-distribution data points is a common task in particle physics. It is used
for monitoring complex particle detectors or for identifying rare and unexpected events that …

Identification of heavy, energetic, hadronically decaying particles using machine-learning techniques

CMS collaboration - arxiv preprint arxiv:2004.08262, 2020‏ - arxiv.org
Machine-learning (ML) techniques are explored to identify and classify hadronic decays of
highly Lorentz-boosted W/Z/Higgs bosons and top quarks. Techniques without ML have also …

Anomaly detection with density estimation

B Nachman, D Shih - Physical Review D, 2020‏ - APS
We leverage recent breakthroughs in neural density estimation to propose a new
unsupervised ANOmaly detection with Density Estimation (ANODE) technique. By …

Jet substructure at the Large Hadron Collider: a review of recent advances in theory and machine learning

AJ Larkoski, I Moult, B Nachman - Physics Reports, 2020‏ - Elsevier
Jet substructure has emerged to play a central role at the Large Hadron Collider (LHC),
where it has provided numerous innovative new ways to search for new physics and to …

Performance of pile-up mitigation techniques for jets in collisions at TeV using the ATLAS detector

Atlas Collaboration - arxiv preprint arxiv:1510.03823, 2015‏ - arxiv.org
The large rate of multiple simultaneous proton--proton interactions, or pile-up, generated by
the Large Hadron Collider in Run 1 required the development of many new techniques to …

Energy flow networks: deep sets for particle jets

PT Komiske, EM Metodiev, J Thaler - Journal of High Energy Physics, 2019‏ - Springer
A bstract A key question for machine learning approaches in particle physics is how to best
represent and learn from collider events. As an event is intrinsically a variable-length …