[PDF] Top 20 Real-time data processing in the ALICE High Level Trigger at the LHC
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Real-time data processing in the ALICE High Level Trigger at the LHC
... of the ALICE HLT is to reduce the data volume that is stored permanently to a reasonable size, so to fit in the allocated tape ...space. The baseline for the entire ... Voir le document complet
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Measurement of electroweak-boson production in p–Pb and Pb–Pb collisions at the LHC with ALICE
... ensure the quality of the data sample, a selection is applied on each muon track on the trigger-tracker matching (each track reconstructed in the tracking chambers has to ... Voir le document complet
7
Real-time analysis from the trigger candidates and novel calibration strategy at the LHCb experiment
... factor in data collection at the LHCb ex- periment, due to the high production rate of beauty and charm ...resources: the output of the first software ... Voir le document complet
7
Performance of the ATLAS Level-1 topological trigger in Run 2
... sub-system in operation in ...no data duplication implemented at PCB level. The two processors can communicate via their fabric interface to get access to data that cannot ... Voir le document complet
36
The Level 0 Trigger Decision Unit for the LHCb experiment
... Abstract The Level-0 Decision Unit (L0DU) is the central part of the first trigger level of the LHCb ...detector. The L0DU receives infor- mation from the ... Voir le document complet
6
Isolated photon production in p-Pb collisions at √(s_NN ) = 5.02 TeV with the ALICE experiment at the LHC
... probe the cold nuclear matter effects to better understand the QGP ...produced in the initial partonic interaction are not affected by the hadronic ...to the initial parton ... Voir le document complet
187
The ATLAS Tile Calorimeter performance in the LHC Run 2 and its upgrade towards the High-Luminosity LHC
... covering the central region of the ATLAS experiment. The TileCal uses steel as the absorber and plastic scintillators as the active ...medium. The scintillators are read out by ... Voir le document complet
5
Transverse momentum spectra of charged particles in proton-proton collisions at $\sqrt{s} = 900$~GeV with ALICE at the LHC
... of the first pp collisions at √ s = 900 GeV, charged particle tracking and momentum re- construction are based on data recorded with the Time Projection Chamber (TPC) and the ... Voir le document complet
21
Commissioning of the CMS High-Level Trigger with cosmic rays
... of the detectors that were missing in the previous run; how- ever, the forward calorimeter (HF) was not ...included. In addition, an increase in the number of triggers ... Voir le document complet
32
Measurement of the J/ψ elliptic flow in Pb-Pb collisions at √sNN=5.02TeV with the muon spectrometer of ALICE at the LHC
... and Data Acquisition The Central Trigger Processor (CTP) is a three-level architecture which triggers data acqui- sition ...on the physics program, trigger classes are ... Voir le document complet
196
Performance of the ALICE muon spectrometer. <br />Weak boson production and measurement in heavy-ion collisions at LHC.
... 3.2. The ALICE Detector 39 Figure 3.4 : ALICE longitudinal and transversal sections, including ...EMCAL. In PHOS and HMPID coverage regions neither TRD nor TOF detectors are color ...filled. ... Voir le document complet
205
The ALICE experiment at the CERN LHC
... each trigger class, specifying, for example, that only every nth event should be read ...because the downscaling factors remain in place throughout a physics ...that the change in ... Voir le document complet
260
Measurement of jet fragmentation functions and of their moments in pp collisions at Vs = 2.76 TeV with ALICE at the LHC
... of the DCal geometry 4.6.1 Simulation and reconstruction tests The data processing in AliRoot generates several levels of physics responses both in the simulation and ... Voir le document complet
251
Determination of the event collision time with the ALICE detector at the LHC
... For the study reported in this paper the data were selected using a minimum bias trigger based on the V0 ...from the tracks reconstructed both in the ITS and ... Voir le document complet
21
First proton--proton collisions at the LHC as observed with the ALICE detector: measurement of the charged particle pseudorapidity density at $\ sqrt(s)$= 900 GeV
... The trigger rate was measured just before collisions with the same trigger ...orbit). In coincidence with the pas- sage of the bunch of one circulating beam the ... Voir le document complet
16
The LHCb detector at the LHC
... overview The basic structure is dictated by the need to handle the data for the Level 0 trigger as fast as ...possible. The front-end electronics and the ... Voir le document complet
218
Opportunities in Flavour Physics at the HL-LHC and HE-LHC
... Bloomington, IN 47408, USA, 141 Theory Center, Thomas Jefferson National Accelerator Facility, 12000 Jefferson Ave, Newport News VA 23606, USA, 142 Fermi National Accelerator Laboratory, Batavia, USA, 143 ... Voir le document complet
298
Saturation effects in elastic scattering at the LHC
... t at small t is a generic feature of all saturating ...As the standard fitting procedure can give misleading results, we need to find an additional method to define or check the basic parameters of ... Voir le document complet
6
Real-Time Marker Level Set on GPU
... geometry processing [22], virtual surgery [14] and flow visualization [6, ...Pure level set method suffers from numerical diffusion because all the computation is performed on finite Eule- rian ... Voir le document complet
9
Measurements of heavy-flavour decay lepton productions in Pb-Pb and Xe-Xe collisions with ALICE at the LHC
... with the R AA measured at mid-rapidity for elec- trons from heavy-flavour hadron decays in central and semi-central Xe–Xe collisions at √ s NN = ...observed at both forward and ... Voir le document complet
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