English
Related papers

Related papers: MadMax, or Where Boosted Significances Come From

200 papers

Large Language Models (LLMs) have achieved impressive performance across a wide range of applications. However, they often suffer from hallucinations in knowledge-intensive domains due to their reliance on static pretraining corpora. To…

Information Retrieval · Computer Science 2026-02-10 Lihui Liu , Jiayuan Ding , Subhabrata Mukherjee , Carl J. Yang

We present a momentum-dependent reweighting strategy to extend current LHC di-Higgs analyses within the $\kappa$-framework and SMEFT into the bosonic sector of the Higgs Effective Field Theory (HEFT). Unlike SMEFT, where symmetry…

High Energy Physics - Phenomenology · Physics 2025-06-25 Christoph Englert , Tom Ingebretsen Carlson , Jörgen Sjölin , Michael Spannowsky

We present a Bayesian Stacking technique to directly measure the HI mass function (HIMF) and its evolution with redshift using galaxies formally below the nominal detection threshold. We generate galaxy samples over several sky areas given…

Astrophysics of Galaxies · Physics 2020-01-08 Hengxing Pan , Matt J. Jarvis , James R. Allison , Ian Heywood , Mario G. Santos , Natasha Maddox , Bradley S. Frank , Xi Kang

In view of the fact that the $n = 1$ Kaluza-Klein (KK) modes in a model with a Universal Extra Dimension (UED), could mimic supersymmetry signatures at the LHC, it is necessary to look for the $n = 2$ KK modes, which have no analogues in…

High Energy Physics - Phenomenology · Physics 2014-11-21 Biplob Bhattacherjee , Manoranjan Guchait , Sreerup Raychaudhuri , K. Sridhar

The goal of predictive data attribution is to estimate how adding or removing a given set of training datapoints will affect model predictions. In convex settings, this goal is straightforward (i.e., via the infinitesimal jackknife). In…

Machine Learning · Computer Science 2025-04-24 Andrew Ilyas , Logan Engstrom

The cleanest way to discover a new particle is generally the "bump-hunt" methodology: looking for a localised excess in a mass (or related) distribution. However, if the mass of the particle being discovered is not known the procedure of…

High Energy Physics - Phenomenology · Physics 2025-06-03 William Murray , Matt O'Neill , Finn O'Gara

Top tagging has emerged as a fast-evolving subject due to the top quark's significant role in probing physics beyond the standard model. For the reconstruction of top jets, machine learning models have shown a substantial improvement in the…

High Energy Physics - Phenomenology · Physics 2024-12-30 Biplob Bhattacherjee , Camellia Bose , Amit Chakraborty , Rhitaja Sengupta

Low redshift surveys of galaxy peculiar velocities provide a wealth of cosmological information. We revisit the idea of extracting this information by directly measuring the redshift-space momentum power spectrum from such surveys. We…

Cosmology and Nongalactic Astrophysics · Physics 2019-06-19 Cullan Howlett

Deep learning approaches for jet tagging in high-energy physics are characterized as black boxes that process a large amount of information from which it is difficult to extract key distinctive observables. In this proceeding, we present an…

Computational Physics · Physics 2023-06-26 Jose M Munoz , Ilyes Batatia , Christoph Ortner , Francesco Romeo

Overcoming the conventional trade-off between throughput and bit error rate (BER) performance, versus computational complexity is a long-term challenge for uplink Multiple-Input Multiple-Output (MIMO) detection in base station design for…

Networking and Internet Architecture · Computer Science 2021-03-22 Minsung Kim , Salvatore Mandrà , Davide Venturelli , Kyle Jamieson

We build a deep neural network based on the Mask R-CNN framework to detect the Higgs jets and top quark jets in any event image. We propose an algorithm to assign the top quark final states at the ground truth level so that the network can…

High Energy Physics - Phenomenology · Physics 2023-12-06 Sang Kwan Choi , Jinmian Li , Cong Zhang , Rao Zhang

Maximum-likelihood exponent maps have been studied as a technique to increase the understanding and improve the fit of power-law exponents to experimental and numerical simulation data, especially when they exhibit both upper and lower…

Statistical Mechanics · Physics 2012-07-02 Jordi Baró , Eduard Vives

Many deep learning tasks require annotations that are too time consuming for human operators, resulting in small dataset sizes. This is especially true for dense regression problems such as crowd counting which requires the location of…

Computer Vision and Pattern Recognition · Computer Science 2023-02-01 Arian Bakhtiarnia , Qi Zhang , Alexandros Iosifidis

Predictable Feature Analysis (PFA) (Richthofer, Wiskott, ICMLA 2015) is an algorithm that performs dimensionality reduction on high dimensional input signal. It extracts those subsignals that are most predictable according to a certain…

Machine Learning · Computer Science 2017-12-05 Stefan Richthofer , Laurenz Wiskott

Top taggers which identify and reconstruct boosted top quarks have been established as novel tools for a multitude of LHC analyses. We show how single top production in association with a light-flavor or bottom jet can be observed in the…

High Energy Physics - Phenomenology · Physics 2013-05-30 Felix Kling , Tilman Plehn , Michihisa Takeuchi

We introduce a 4-dimensional cutoff in the scenario of gauge-Higgs unification to control the ultraviolet behavior. A one-loop effective potential for a Higgs field and the Higgs mass are obtained with the cutoff. We find an {\it…

High Energy Physics - Phenomenology · Physics 2013-08-09 Hiroto So , Kazunori Takenaga

Redescription mining is a data analysis technique that has found applications in diverse fields. The most used redescription mining approaches involve two phases: finding matching pairs among data attributes and extending the pairs. This…

Machine Learning · Computer Science 2024-11-22 Maiju Karjalainen , Esther Galbrun , Pauli Miettinen

Neural networks can learn spurious correlations that lead to the correct prediction in a validation set, but generalise poorly because the predictions are right for the wrong reason. This undesired learning of naive shortcuts (Clever Hans…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Kit Mills Bransby , Arian Beqiri , Woo-Jin Cho Kim , Jorge Oliveira , Agisilaos Chartsias , Alberto Gomez

Recent investigations into effective context lengths of modern flagship large language models (LLMs) have revealed major limitations in effective question answering (QA) and reasoning over long and complex contexts for even the largest and…

Computation and Language · Computer Science 2025-10-28 Anwesan Pal , Karen Hovsepian , Tinghao Guo , Mengnan Zhao , Somendra Tripathi , Nikos Kanakaris , George Mihaila , Sumit Nigam

We study Higgs pair production with a subsequent decay to a pair of photons and a pair of bottoms at the LHC. We use the log-likelihood ratio to identify the kinematic regions which either allow us to separate the di-Higgs signal from…

High Energy Physics - Phenomenology · Physics 2017-10-20 Felix Kling , Tilman Plehn , Peter Schichtel