A machine-learning method for the estimation of the background from jets misidentified as hadronic tau lepton decaysBackgrounds arising from quark- and gluon-initiated jets misidentified as hadronically decaying tau leptons constitute a major experimental challenge for analyses involving tau leptons. The…CMS Collaboration·Oct 9, 2026SaveLearn
Recent results in b → s\, transitions at LHCbRare decays of B hadrons, such as b→ s processes, provide great avenues to search for the influence of new physics (NP). They are highly suppressed in the Standard Model (SM)…Juan Jose Juan Castella·Oct 9, 2026SaveLearn
Determination of U-spin breaking parameters with an amplitude analysis of the decay D0 KS,L0π+π-We perform a simultaneous amplitude analysis of the decays D0 KS0π+π- and D0 KL0π+π- using an e+e- collision data sample, corresponding to an…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Oct 9, 2026SaveLearn
Observation of a Threshold Enhancement in the π0π0 Mass Spectrum in ψ(3686) → π0π0J/ψ DecaysUsing a data sample of (2712.414.4)× 106 ψ(3686) events collected with the BESIII detector, we report a high-precision study of the π0π0 mass spectrum from…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Oct 9, 2026SaveLearn
HepUKE: Uncertainty-aware Knowledge Evolution for High Energy Physics Analysis AgentsKnowledge bases are essential to agents for high energy physics (HEP), supplying few-shot evidence for previously unseen tasks. Their principal utility lies in strategic guidance for novel analyses…Zijie Shang, Ke Li, Junkun Jiao et al.·Oct 9, 2026SaveLearn
A compact, interrogable Tree Tensor Network Jet Tagger on Lund declustering treesJet taggers built on the Lund declustering tree encode QCD radiation structure in the inputs and process it with graph networks. We ask whether the tree itself can also constrain the computation, and…Fabrizio Napolitano, Luca Della Penna, Tommaso Tedeschi et al.·Oct 8, 2026SaveLearn
Evidence for Normal Neutrino Ordering with Combined Atmospheric Neutrino ExperimentsWe present a combined analysis of the latest publicly available atmospheric neutrino data from Super-Kamiokande including all data-taking stages previous to the gadolinium phase, IceCube-DeepCore,…Miaochen Jin, Carlos A. Argüelles, Pablo Fernández-Menéndez et al.·Oct 8, 2026SaveLearn
Optimising Geometric Deep Learning for Varied Reconstruction Tasks in High Granularity CalorimetersIn the recent years, high energy physics discoveries have been driven by the increasing of luminosity and/or detector granularity. This evolution gives access to bigger statistics and data samples,…Matthieu Melennec, Frédéric Magniette·Oct 8, 2026SaveLearn
Using Geometric Deep Learning for the Detection of the Diffuse Supernova Neutrino Background in Water-Cherenkov DetectorsThe study of the Diffuse Supernova Neutrino Background (DSNB) is an essential approach to improve our understanding of the formation of Core-Collapse Supernovae, as well as investigating fundamental…Matthieu Melennec, Andrew D. Santos, Thomas Mueller et al.·Oct 8, 2026SaveLearn
Observation of χcJ ΛK0S Ξ0 + c.c. and improved measurements of χcJ ΛK- Ξ+ + c.c.By analyzing (2712.414.3)×106 ψ(3686) events collected with the BESIII detector operating at the BEPCII collider, we report the first observation of χcJ ΛK0S Ξ0 + c.c.…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Oct 8, 2026SaveLearn
Observation of single top-quark production in the s-channel in proton--proton collisions at s=13 TeV with the ATLAS detectorThe first single-experiment observation of single top-quark production in the s-channel is presented. Measurements of this process are essential to fully characterize the electroweak interactions…ATLAS Collaboration·Oct 8, 2026SaveLearn
Tau and dark sector searches at Belle and Belle IIThe Belle and Belle II experiments provide a powerful platform for beyond-the-Standard-Model searches, particularly in tau and dark sectors. This summary reports include a measurement of CP violation…Wenzhe Li·Oct 8, 2026SaveLearn
Short-Baseline Near Detector (SBND): Design and Initial PerformanceThe Short-Baseline Near Detector (SBND) is a 112 tonne active mass liquid argon time projection chamber (LArTPC) situated in the Booster Neutrino Beam at Fermilab, forming part of the Short-Baseline…SBND Collaboration, P. Abratenko, R. Acciarri et al.·Oct 7, 2026SaveLearn
Green's functions and weighting fields for dielectric multilayer geometriesThe electrostatic potential of a point charge in a geometry with an arbitrary number of parallel layers of different permittivity, bounded by two grounded planes, is derived. Different boundary…Werner Riegler·Oct 7, 2026SaveLearn
Observation of the electromagnetic Dalitz transition J/ψ e+ e- ηcUsing (10.0870.044)×109 J/ψ events collected with the BESIII detector at the e+e- BEPCII collider, we present the first observation of the electromagnetic Dalitz decay $J/ψ e+…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Oct 7, 2026SaveLearn
Gain fluctuations in a uniform avalanche diodeWe derive the explicit probability distribution of the total avalanche size produced by m primary electron-hole pairs created at an arbitrary position in a uniform avalanche diode. We also derive an…Werner Riegler·Oct 6, 2026SaveLearn
HybridMC: a fast detailed simulation framework for optical calorimeter technologies at the LHCb ECAL Upgrade IIThe detailed Monte Carlo simulation of optical calorimeters is dominated by the generation and tracking of scintillation and Cherenkov photons, which in standard Geant4 ray-tracing increases the CPU…Marco Pizzichemi, Liupan An, Federico Betti et al.·Oct 6, 2026SaveLearn
Search for rare charm decays at BESIIIThe BESIII experiment searches for rare and symmetry-violating decays with the largest charmonium and threshold open-charm data samples. This contribution reviews recent searches for charmonium weak…Xiaokang Li, for the BESIII Collaboration·Oct 6, 2026SaveLearn
First observation of the electromagnetic Dalitz decay ψ(3686) → μ+ μ- η^Utilizing (2712.4 14.3)×106~ψ(3686) events collected by the BESIII detector at the symmetric e+ e- collider BEPCII, we report the first observation of the electromagnetic Dalitz…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Oct 5, 2026SaveLearn
Reconfigurable On-Chip AI for Particle Physics Detectors with Logic Neural NetworksOn-device machine learning is increasingly important in applications where extreme data rates or resource constraints make centralized processing infeasible. Logic neural networks (LNNs), which…Mila Bileska, Lino Gerlach, Jennet Dickinson et al.·Oct 5, 2026SaveLearn
How to scale your HEP ML models: A recipe for robust architecture comparisons at scaleMuch of the recent progress in machine learning domains such as language models has come from scaling laws that predict performance as a function of training effort. In high-energy physics (HEP)…Matthias Vigl, Nikita Pond, Jackson Barr et al.·Oct 5, 2026SaveLearn
Design optimization of the inter-electrode structures in DC-RSDDC-coupled Resistive Silicon Detectors (RSD) share charge among electrodes through a resistive n+ surface layer, and the choice of inter-electrode structure --- a trench, a resistive strip, or no…N. Cartiglia, R. Arcidiacono, G. Bardelli et al.·Oct 5, 2026SaveLearn
FPGA-based muon shower identification and graph neural network tracking algorithms for HL-LHC triggersThis work presents two hardware-accelerated strategies for the upgrade of the CMS Level-1 Trigger (L1T) to target efficiency losses due to highly energetic radiating muons and unconventional physics…Daniel Estrada, Elena Aller, Andrea Cardini et al.·Oct 5, 2026SaveLearn
SysVar: Consistent and scalable treatment of systematic uncertainties in template-based analysesPropagating systematic uncertainties from correction weights into templates generated from simulated data while preserving correlations in the signal extraction variables becomes increasingly…Ilias Tsaklidis, Agrim Aggarwal, Georgios Alexandris et al.·Oct 5, 2026SaveLearn
A graph neural network for deep learning-based full event interpretation at FCC-eeThis paper presents a deep learning-based full event interpretation prototype developed for the electron-positron Future Circular Collider (FCC-ee) using simulated $e+e-→…Elena Graverini, Samuel Morand, Rafael Silva Coutinho et al.·Oct 5, 2026SaveLearn