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Heavy neutral gauge bosons arise in many motivated models of Beyond the Standard Model Physics. Experimental searches require that such gauge bosons are above the TeV scale in most models which means that the tools of effective field…

High Energy Physics - Phenomenology · Physics 2024-07-25 Sally Dawson , Matthew Forslund , Marvin Schnubel

Hyperspectral imaging enables fine-grained recognition of materials by capturing rich spectral signatures, but learning robust classifiers is challenging due to high dimensionality, spectral redundancy, limited labeled data, and strong…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Alexander Musiat , Nikolas Ebert , Oliver Wasenmüller

We analyse the predictions of both Higgs and top masses in a generic MSSM satisfying gauge-coupling unification, radiative electroweak symmetry breaking, with a natural (non-splitted) spectrum of soft-breaking terms, and an arbitrary…

High Energy Physics - Phenomenology · Physics 2018-06-06 Gino Isidori , Andrea Pattori

We propose using the lightest CP-even Higgs boson in the minimal supersymmetric standard model (MSSM) to probe the stop sector. Unlike measuring stop masses in production/decay processes which requires knowledge of masses and mixing angles…

High Energy Physics - Phenomenology · Physics 2008-11-26 Radovan Dermisek , Ian Low

We obtain SMEFT bounds using an approach that utilises the complete multi-dimensional differential information of a process. This approach is based on the fact that at a given EFT order, the full angular distribution in the most important…

High Energy Physics - Phenomenology · Physics 2020-11-12 Shankha Banerjee , Rick S. Gupta , Joey Y. Reiness , Satyajit Seth , Michael Spannowsky

We analyze the scalar potential of the Simplest Little Higgs (SLH) model in an approach consistent with the spirit of continuum effective field theory (CEFT). By requiring correct electroweak symmetry breaking (EWSB) with the…

High Energy Physics - Phenomenology · Physics 2018-09-12 Kingman Cheung , Shi-Ping He , Ying-nan Mao , Chen Zhang , Yang Zhou

The existence of Beyond Standard Model (BSM) physics is firmly suggested by both experimental observations (Dark Matter, neutrino masses) and theoretical arguments. In the hypothesis that the scale of new physics is considerably higher than…

High Energy Physics - Phenomenology · Physics 2021-09-08 Luca Mantani

Vision-Language Models (VLMs) excel at zero-shot inference but often degrade under test-time domain shifts. For this reason, episodic test-time adaptation strategies have recently emerged as powerful techniques for adapting VLMs to a single…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Konstantinos M. Dafnis , Dimitris N. Metaxas

We present a novel strategy to uncover indirect signs of new physics in collider data using the Standard Model Effective Field Theory (SMEFT) framework, offering notably improved sensitivity compared to traditional global analyses. Our…

High Energy Physics - Phenomenology · Physics 2025-11-25 Martin Hirsch , Luca Mantani , Veronica Sanz

We develop a framework for indirect discovery in the Standard Model Effective Field Theory (SMEFT) based on Bayesian model selection over operator subsets. We argue that SMEFT should be understood as a structured space of competing…

High Energy Physics - Phenomenology · Physics 2026-05-22 Luca Mantani

Advancements in vision-language models (VLMs) have propelled the field of computer vision, particularly in the zero-shot learning setting. Despite their promise, the effectiveness of these models often diminishes due to domain shifts in…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Elaine Sui , Xiaohan Wang , Serena Yeung-Levy

Extensions of the Minimal Supersymmetric Standard Model (MSSM) with additional singlet scalar fields solve the important mu-parameter fine tuning problem of the MSSM. We compute and compare the neutral Higgs boson mass spectra, including…

High Energy Physics - Phenomenology · Physics 2009-09-15 Vernon Barger , Paul Langacker , Hye-Sung Lee , Gabe Shaughnessy

Di-Higgs ($hh$) production is crucial for probing the Higgs boson self-interaction and understanding the electroweak phase transition. Deviations from Standard Model predictions in $hh$ gluon-gluon fusion (ggF) can be systematically…

High Energy Physics - Phenomenology · Physics 2025-08-12 L. Cadamuro , T. Ingebretsen Carlson , J. Sjölin

This note gives an overview of the tools for the precision matching of ultraviolet theories to the Standard Model effective field theory (SMEFT) at the tree level and one loop. Several semi- and fully automated codes are presented, as well…

We develop Standard Model Effective Field Theory (SMEFT) predictions of $\sigma(\mathcal{G} \,\mathcal{G}\rightarrow h)$, $\Gamma(h \rightarrow \mathcal{G} \,\mathcal{G})$, $\Gamma(h \rightarrow \mathcal{A} \mathcal{A})$ to incorporate full…

High Energy Physics - Phenomenology · Physics 2023-10-16 Adam Martin , Michael Trott

Split federated learning (SFL) has emerged as a promising paradigm to democratize machine learning (ML) on edge devices by enabling layer-wise model partitioning. However, existing SFL approaches suffer significantly from the straggler…

Machine Learning · Computer Science 2025-06-11 Zheng Lin , Zhe Chen , Xianhao Chen , Wei Ni , Yue Gao

In the context of the Standard Model effective field theory (SMEFT), we study the LHC sensitivity to four fermion operators involving heavy quarks by employing cross section measurements in the $t\bar{t}b\bar{b}$ final state. Starting from…

High Energy Physics - Phenomenology · Physics 2018-12-06 Jorgen D'Hondt , Alberto Mariotti , Ken Mimasu , Seth Moortgat , Cen Zhang

In the context of the Standard Model effective field theory (SMEFT), we study the LHC sensitivity to four fermion operators involving heavy quarks by employing cross section measurements in the $t\bar{t}b\bar{b}$ final state. Starting from…

High Energy Physics - Phenomenology · Physics 2018-11-26 Jorgen D'Hondt , Alberto Mariotti , Ken Mimasu , Seth Moortgat , Cen Zhang

We present current bounds on SMEFT operators that are mainly constrained by Higgs-boson observables, under different assumptions for the flavour structure of the UV theory. We investigate how the accuracy reached through a dedicated…

High Energy Physics - Phenomenology · Physics 2026-05-07 J. de Blas , A. Goncalves , V. Miralles , L. Reina , L. Silvestrini , M. Valli

A set of constructs, definitions, and propositions that present a systematic view of the Standard Model Effective Field Theory (SMEFT), i.e. how the influence of higher energy processes is localizable in a few structural properties which…

High Energy Physics - Phenomenology · Physics 2016-07-06 Giampiero Passarino