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Related papers: Accelerating the BSM interpretation of LHC data wi…

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The lack of evidence for new interactions and particles at the Large Hadron Collider has motivated the high-energy physics community to explore model-agnostic data-analysis approaches to search for new physics. Autoencoders are unsupervised…

High Energy Physics - Phenomenology · Physics 2022-05-20 Vishal S. Ngairangbam , Michael Spannowsky , Michihisa Takeuchi

We advocate for a new paradigm of cosmological likelihood-based inference, leveraging recent developments in machine learning and its underlying technology, to accelerate Bayesian inference in high-dimensional settings. Specifically, we…

Cosmology and Nongalactic Astrophysics · Physics 2024-09-06 Davide Piras , Alicja Polanska , Alessio Spurio Mancini , Matthew A. Price , Jason D. McEwen

In this conference paper I introduce a selection of BSM tools and describe their most recent developments. I choose to focus on tools for the reinterpretation of LHC searches, tools that compute dark matter constraints,…

High Energy Physics - Phenomenology · Physics 2021-10-13 Tomás E. Gonzalo

In the realm of dijet searches in high-energy physics, a significant challenge has emerged: with experiments producing more and more data, the traditional methods of using analytic functions to describe dijet mass spectra start to fail. To…

High Energy Physics - Experiment · Physics 2024-03-14 Sergei V. Chekanov , Rui Zhang

There is hope that the Large Hadron Collider (LHC) at CERN will tell us about the fate of supersymmetry at the TeVscale. Therefore we might try to identify our expectations for the discovery of SUSY, especially in the first years of…

High Energy Physics - Theory · Physics 2009-02-02 Hans Peter Nilles

The ATLAS, CMS and LHCb experiments will perform extensive searches for physics Beyond the Standard Model (BSM). The investigation of decays of beauty hadrons represents an alternative and complementary approach to the direct BSM searches.…

High Energy Physics - Experiment · Physics 2011-02-14 Nicola Serra

We present the results of a search for physics beyond the Standard Model (BSM) using data of 1.1 /fb integrated luminosity collected by the CMS experiment at the LHC. Fully hadronic final states were selected based on the "stransverse" mass…

High Energy Physics - Experiment · Physics 2019-08-15 Hannsjörg Weber

We propose a rigorous and effective way to compare experimental and theoretical histograms, incorporating the different sources of statistical and systematic uncertainties. This is a useful tool to extract as much information as possible…

High Energy Physics - Phenomenology · Physics 2015-03-19 M. E. Cabrera , J. A. Casas , V. A. Mitsou , R. Ruiz de Austri , J. Terron

We show that the 4-Dimensional Composite Higgs Model (4DCHM) could provide an even better explanation than the Standard Model (SM) of the current Large Hadron Collider (LHC) data pointing to the discovery of a neutral Higgs boson. The full…

High Energy Physics - Phenomenology · Physics 2013-09-17 D. Barducci , A. Belyaev , M. S. Brown , S. De Curtis , S. Moretti , G. M. Pruna

With the Large Hadron Collider's Run 3 in progress, the 125 GeV Higgs boson couplings are being examined in greater detail, while searching for additional scalars. Multi-Higgs frameworks allow Higgs couplings to significantly deviate from…

High Energy Physics - Phenomenology · Physics 2025-07-30 Fernando Abreu de Souza , Rafael Boto , Miguel Crispim Romão , Pedro N. Figueiredo , Jorge C. Romão , João P. Silva

Measurements of a Higgs boson at the Large Hadron Collider (LHC) have become increasingly consistent with the predictions of the Standard Model (SM). This fact puts severe constraints on many potential low-energy extensions of the Higgs…

High Energy Physics - Phenomenology · Physics 2019-09-04 Emily Hanson , William Klemm , Roger Naranjo , Yvonne Peters , Apostolos Pilaftsis

In anticipation of data from the Large Hadron Collider (LHC) and the potential discovery of supersymmetry, in this work we seek an answer to the following: What are the chances that supersymmetry will be found at the LHC? Will the LHC data…

High Energy Physics - Phenomenology · Physics 2010-03-19 Csaba Balazs , Daniel Carter

The complementarity between dark matter searches at colliders and in underground laboratories is an extraordinarily powerful tool in the quest for dark matter. In the vast majority of the analyses conducted so far these dark matter…

High Energy Physics - Phenomenology · Physics 2013-04-24 Giorgio Arcadi , Riccardo Catena , Piero Ullio

Models of Beyond the Standard Model (BSM) physics, like the Minimal Supersymmetric Standard Model (MSSM), often involve an extended Higgs sector, giving rise to extra neutral or charged Higgs bosons. The discovery reach expected from…

High Energy Physics - Experiment · Physics 2019-08-15 Steven Lowette

We examine discovery criteria at the Large Hadron Collider (LHC) within a model-independent framework, with particular emphasis on the statistical signatures of new physics. This study is motivated by the recent shift from model-specific…

Data Analysis, Statistics and Probability · Physics 2026-05-26 S. V. Chekanov , E. J. Weik

LHC sparticle search limits are usually performed within the context of simplified models and subsequently interpreted within the 19 parameter phenomenological MSSM (pMSSM) as to how many models avoid search limits for a particular…

High Energy Physics - Phenomenology · Physics 2026-02-11 Howard Baer , Vernon Barger , Kairui Zhang

The signature at the LHC of many Beyond the Standard Model (BSM) scenarios is events with large missing energy. If the forward outgoing protons are measured, we show that the production and decay of BSM particles in the central rapidity…

High Energy Physics - Phenomenology · Physics 2014-11-20 V. A. Khoze , A. D. Martin , M. G. Ryskin , A. G. Shuvaev

Machine-learning models in high-energy physics are often trained on simulated data, where fully simulated samples are computationally expensive while fast simulation provides large statistics at reduced realism. In this work, we…

Machine Learning · Computer Science 2026-05-11 Matthias Schott , Lucie Flek

The absence of supersymmetry or other new physics at the Large Hadron Collider (LHC) has lead many to question naturalness arguments. With Bayesian statistics, we argue that natural models are most probable and that naturalness is not…

High Energy Physics - Phenomenology · Physics 2014-10-02 Andrew Fowlie

Detailed detector simulation is the major consumer of CPU resources at LHCb, having used more than 90% of the total computing budget during Run 2 of the Large Hadron Collider at CERN. As data is collected by the upgraded LHCb detector…