English
Related papers

Related papers: DIRAC framework evaluation for the $\boldsymbol{Fe…

200 papers

We propose a fully distributed actor-critic algorithm approximated by deep neural networks, named \textit{Diff-DAC}, with application to single-task and to average multitask reinforcement learning (MRL). Each agent has access to data from…

A possible implementation of the Micro Drift Chamber (MDC) technique as a high resolution vertex detector in the upstream part of the DIRAC spectrometer was investigated in this paper. Simulations of different MDC layout were performed with…

Instrumentation and Detectors · Physics 2008-05-16 A. Dudarev , V. Kruglov , L. Kruglova , M. Nikitin

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. Classically, data analysis in the field maximizes sensitivity by applying…

Instrumentation and Methods for Astrophysics · Physics 2021-08-24 T. Hassan , O. Gueta , G. Maier , M. Nöthe , M. Peresano , I. Vovk

We report tests and results from a new approach to the spectral density and the mode number distribution of the Dirac operator in lattice gauge theories. The algorithm generates the spectral density of the lattice Dirac operator as a…

High Energy Physics - Lattice · Physics 2016-05-27 Zoltan Fodor , Kieran Holland , Julius Kuti , Santanu Mondal , Daniel Nogradi , Chik Him Wong

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional approach to data analysis in this field is to apply quality…

Instrumentation and Methods for Astrophysics · Physics 2023-09-21 Juan Bernete , Orel Gueta , Tarek Hassan , Max Linhoff , Gernot Maier , Atreyee Sinha

(Abridged) The Large Area Telescope (Fermi/LAT, hereafter LAT), the primary instrument on the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy gamma-ray telescope, covering the energy range…

Instrumentation and Methods for Astrophysics · Physics 2012-08-27 LAT Collaboration , W. B. Atwood

The current generation of Cherenkov telescopes is mainly limited in their gamma-ray energy and flux reconstruction by uncertainties in the determination of atmospheric parameters. The Cherenkov Telescope Array (CTA) aims to provide…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. Doro , M. Gaug , O. Blanch , LL. Font , D. Garrido , A. Lopez-Oramas , M. Martinez

Resource allocation in integrated sensing and communication (ISAC) systems needs to be optimized to balance the requirements of the communication and sensing modules considering complicated cross-layer data traffic and queue status in…

Signal Processing · Electrical Eng. & Systems 2026-04-28 Xiyu Wang , Gilberto Berardinelli , Hei Victor Cheng , Petar Popovski , Ramoni Adeogun

Complete spectra of the staggered Dirac operator $\Dirac$ are determined in four-dimensional $SU(2)$ gauge fields with and without dynamical fermions. An attempt is made to relate the performance of multigrid and conjugate gradient…

High Energy Physics - Lattice · Physics 2009-10-22 Thomas Kalkreuter

The computing systems used by LHC experiments has historically consisted of the federation of hundreds to thousands of distributed resources, ranging from small to mid-size resource. In spite of the impressive scale of the existing…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-10-31 Danila Oleynik , Sergey Panitkin , Matteo Turilli , Alessio Angius , Kaushik De , Alexei Klimentov , Sarp H. Oral , Jack C. Wells , Shantenu Jha

The multilevel trigger system of the DIRAC experiment at CERN is presented. It includes a fast first level trigger as well as various trigger processors to select events with a pair of pions having a low relative momentum typical of the…

Complete spectra of the staggered Dirac operator $\Dirac$ are determined in quenched four-dimensional $SU(2)$ gauge fields, and also in the presence of dynamical fermions. Periodic as well as antiperiodic boundary conditions are used. An…

High Energy Physics - Lattice · Physics 2009-10-22 Thomas Kalkreuter

The next decade can be considered the "golden age" of the Gamma Ray Astronomy with the two satellites for Gamma Ray Astronomy (AGILE and GLAST) in orbit. Therefore, thanks to many other X-ray experiments already in orbit (e.g. Swift,…

Astrophysics · Physics 2008-06-27 L. Angelo Antonelli

The Cherenkov Telescope Array (CTA) is an international project for a next-generation ground-based gamma-ray observatory. CTA, conceived as an array of tens of imaging atmospheric Cherenkov telescopes, comprising small, medium and…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 T. Hassan , B. Humensky , D. Nieto , M. Wood

The organization of the distributed user analysis on the Worldwide LHC Computing Grid (WLCG) infrastructure is one of the most challenging tasks among the computing activities at the Large Hadron Collider. The Experiment Dashboard offers a…

Data Analysis, Statistics and Probability · Physics 2019-06-14 L Sargsyan , J Andreeva , M Jha , E Karavakis , L Kokoszkiewicz , P Saiz , J Schovancova , D Tuckett

Digital signal theory is an extension of the analysis of continuous signals. This extension is provided by discretization and sampling. The sampling of signals can be mathematically described by a series of Dirac impulses and is well known.…

Performance · Computer Science 2023-08-01 Iwan Feras Fattohi , Christian Prehofer , Frank Slomka

The operation of instruments and detectors in laboratory or beamline environments presents a complex challenge, requiring stable operation of multiple concurrent devices, often controlled by separate hardware and software solutions. These…

The Cherenkov Telescope Array (CTA) is the next generation of ground-based very high energy gamma-ray instruments; the facility will be organized in two arrays, one for each hemisphere. The atmospheric calibration of the CTA telescopes is a…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Laura Valore , Carla Aramo , Michele Doro , Marco Iarlori , Vincenzo Rizi , Aurelio Siro Tonachini , Piero Vallania

The operation of the future Cherenkov Telescope Array (CTA), the next generation of Imaging Atmospheric Cherenkov Telescopes (IACTs), as an Open Observatory requires data products and analysis tools to be accessible and usable by the…

Instrumentation and Methods for Astrophysics · Physics 2021-01-18 Cosimo Nigro , Tarek Hassan

We consider the optimization of distributed resource scheduling to minimize the sum of task latency and energy consumption for all the Internet of things devices (IoTDs) in a large-scale mobile edge computing (MEC) system. To address this…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-05-27 Feibo Jiang , Li Dong , Kezhi Wang , Kun Yang , Cunhua Pan