Allen: A high-level trigger on GPUs for LHCb

R Aaij, J Albrecht, M Belous, P Billoir… - Computing and Software …, 2020 - Springer
We describe a fully GPU-based implementation of the first level trigger for the upgrade of the
LHCb detector, due to start data taking in 2021. We demonstrate that our implementation …

[PDF][PDF] LHCb upgrade GPU high level trigger technical design report

LHCb Collaboration - 2020 - cds.cern.ch
LHCb Upgrade GPU High Level Trigger Technical Design Report Page 1 CERN-LHCC-2020-006
/ LHCB-TDR-021 03/06/2020 TDR UPGRADE CERN/LHCC 2020-006 LHCb TDR 21 30 May …

Track Reconstruction Development and Commissioning for LHCb's Run 3 Real-time Analysis Trigger

PA Günther - 2023 - archiv.ub.uni-heidelberg.de
In Run 3 of the LHC, the LHCb experiment faces megahertz-rates of data containing beauty
and charm hadron decays. Thus the task of the trigger is not to select any beauty and charm …

Tracking on GPU at LHCb's fully software trigger

A Scarabotto - 2022 - cds.cern.ch
The LHCb experiment will use a fully software-based trigger to collect data from 2022 on, at
an event rate of 30 MHz. During the first stage of the High-Level Trigger (HLT1), a partial …

Preliminary performance study of an alternative calorimeter clustering solution for Allen in LHCb

NV Canudas, XV Cardona, MC Gómez… - EPJ Web of …, 2024 - epj-conferences.org
The LHCb experiment has recently started a new period of data taking after a major upgrade
in both software and hardware. One of the biggest challenges has been the migration of the …

Looking Forward: A High-Throughput Track Following Algorithm for Parallel Architectures

A Bailly-Reyre, L Bian, P Billoir, DHC Pérez… - IEEE …, 2024 - ieeexplore.ieee.org
Real-time data processing is a central aspect of particle physics experiments with high
requirements on computing resources. The LHCb (Large Hadron Collider beauty) …

Allen in the first days of Run 3

T Boettcher - 2022 - cds.cern.ch
The LHCb collaboration recently began commissioning an upgraded detector that will be
read out at the full 30 MHz LHC event rate. Events will be reconstructed and selected in real …

[PDF][PDF] Triggering new discoveries: development of advanced HLT1 algorithms for detection of long-lived particles at LHCb

BK Jashal - 2023 - roderic.uv.es
The physics opportunities offered by the next generation of Large Hadron Collider (LHC)
based experiments come with challenges. The large number of proton-proton collisions due …

Optimization of high-throughput real-time processes in physics reconstruction

DHC Pérez - 2019 - cris.maastrichtuniversity.nl
The current thesis has been developed in collaboration between Universidad de Sevilla and
the European Organization for Nuclear Research, CERN. The LHCb detector is one of four …

Online event selection for Mu3e using GPUs

V Henkys, B Schmidt, N Berger - 2022 21st International …, 2022 - ieeexplore.ieee.org
In the search for physics beyond the Standard Model the Mu3e experiment tries to observe
the lepton flavor violating decay μ+→ e+ e–e+. By observing the decay products of 1• 10 8 …