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Related papers: The LCFIVertex Package: vertex detector-based Reco…

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The ALICE Collaboration is developing a novel vertexing detector to extend the heavy-flavour physics programme of the experiment during Run 4 by improving the pointing resolution of the tracking, particularly at low transverse momentum. It…

Instrumentation and Detectors · Physics 2024-08-05 Domenico Colella

We are developing the vertex detector with a fine pixel CCD (FPCCD) for the international linear collider (ILC), whose pixel size is $5 \times 5$ $\mu$m$^{2}$. To evaluate the performance of the FPCCD vertex detector and optimize its…

Instrumentation and Detectors · Physics 2010-06-18 Kohei Yoshida , Daisuke Kamai , Akiya Miyamoto , Yasuhiro Sugimoto , Yosuke Takubo , Hitoshi Yamamoto

During the second LHC long shutdown (LS2) the Inner Tracking System (ITS) of ALICE (A Large Ion Collider Experiment) will be replaced by seven layers of CMOS Monolithic Active Pixel Sensors (MAPS). The latest innovations in silicon imaging…

Nuclear Experiment · Physics 2020-05-01 D. Andreou

This paper documents package for the particle level fast simulation. The package is designed to complete the AcerMC generator framework with the easy-to-use simulation and reconstruction algorithms. The package provides, starting from list…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Richter-Was

Jet reconstruction remains a critical task in the analysis of data from HEP colliders. We describe in this paper a new, highly performant, Julia package for jet reconstruction, JetReconstruction.jl, which integrates into the growing…

High Energy Physics - Experiment · Physics 2025-12-02 Graeme Andrew Stewart. Sanmay Ganguly , Sattwamo Ghosh , Philippe Gras , Atell Krasnopolski

Reinforcement Learning with Verifiable Rewards (RLVR) improves instruction following capabilities of large language models (LLMs), but suffers from training inefficiency due to inadequate difficulty assessment. Moreover, RLVR is prone to…

Computation and Language · Computer Science 2025-08-08 Xu Guo , Tianyi Liang , Tong Jian , Xiaogui Yang , Ling-I Wu , Chenhui Li , Zhihui Lu , Qipeng Guo , Kai Chen

The fortran version of the AcerDET package has been published in [1], and used in the multiple publications on the predictions for physics at LHC. The package provides, starting from list of particles in the event, the list of reconstructed…

High Energy Physics - Phenomenology · Physics 2015-07-06 Patryk Mikos , Elzbieta Richter-Was

The MAPS technology is considered as a possible choice for the ILC Vertex Detector. Test results of MIMOSA-5 sensors indicate that the pixel multiplicity and the single point resolution depend significantly on the incident particle angle.…

Instrumentation and Detectors · Physics 2009-02-19 L. Maczewski , P. Niezurawski , A. F. Zarnecki , M. Adamus , J. Ciborowski

The Pixel Detector is the innermost detector of the tracking system of the Compact Muon Solenoid (CMS) experiment at CERN Large Hadron Collider (LHC). It precisely determines the interaction point (primary vertex) of the events and the…

Instrumentation and Detectors · Physics 2015-10-14 Chang-Seong Moon , Aurore Savoy-Navarro

In this paper, we present a software framework, S$\pi$RITROOT, which is capable of track reconstruction and analysis of heavy-ion collision events recorded with the S$\pi$RIT time projection chamber. The track-fitting toolkit GENFIT and the…

The trigger systems of the LHC detectors play a crucial role in determining the physics capabilities of the experiments. A reduction of several orders of magnitude of the event rate is needed to reach values compatible with the detector…

Instrumentation and Detectors · Physics 2014-09-10 Valentina Gori

A World Wide Web interface to a Monte Carlo validation and tuning facility is described. The aim of the package is to allow rapid and reproducible comparisons to be made between detailed measurements at high-energy physics colliders and…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. M. Butterworth , S. Butterworth

Fine pixel CCD (FPCCD) is one of the candidate sensor technologies for the vertex detector used for experiments at the International Linear Collider (ILC). A vertex detector system for the International Large Detector (ILD) using FPCCD…

Instrumentation and Detectors · Physics 2012-02-28 Yasuhiro Sugimoto , Hirokazu Ikeda , Daisuke Kamai , Eriko Kato , Akiya Miyamoto , Hisao Sato , Hitoshi Yamamoto

In high-energy particle collisions, the reconstruction of secondary vertices from heavy-flavour hadron decays is crucial for identifying and studying jets initiated by $b$- or $c$-quarks. Traditional methods, while effective, require…

High Energy Physics - Experiment · Physics 2024-11-08 Samuel Van Stroud , Nikita Pond , Max Hart , Jackson Barr , Sébastien Rettie , Gabriel Facini , Tim Scanlon

The ATLAS inner detector is used to reconstruct secondary vertices due to hadronic interactions of primary collision products, so probing the location and amount of material in the inner region of ATLAS. Data collected in 7 TeV pp…

High Energy Physics - Experiment · Physics 2012-08-27 ATLAS Collaboration

Eventdisplay is a software package for the analysis and reconstruction of data and Monte Carlo events from ground-based gamma-ray observatories such as VERITAS and CTA. It was originally developed as a display tool for data from the VERITAS…

Instrumentation and Methods for Astrophysics · Physics 2017-08-15 Gernot Maier , Jamie Holder

Collider experiments are equipped with trigger systems that rapidly inspect the physics content emerging from collisions to decide whether the resulting products are worth saving for later analysis. One crucial aspect for analyzing the…

High Energy Physics - Experiment · Physics 2026-04-14 Andrea Coccaro , Carlo Schiavi , Alessandro Zaio

Corryvreckan is a versatile, highly configurable software with a modular structure designed to reconstruct and analyse test beam and laboratory data. It caters to the needs of the test beam community by providing a flexible offline event…

The central arm spectrometers for the PHENIX experiment at the Relativistic Heavy Ion Collider have been designed for the optimization of particle identification in relativistic heavy ion collisions. The spectrometers present a challenging…

Nuclear Experiment · Physics 2009-11-07 J. T. Mitchell , PHENIX Collaboration

Precise vertex reconstruction is essential for large liquid scintillator detectors. A novel method based on machine learning has been successfully developed to reconstruct the event vertex in JUNO previously. In this paper, the performance…

Instrumentation and Detectors · Physics 2022-05-10 Zi-Yuan Li , Zhen Qian , Jie-Han He , Wei He , Cheng-Xin Wu , Xun-Ye Cai , Zheng-Yun You , Yu-Mei Zhang , Wu-Ming Luo