papers

Publications (6)

physics.ins-det2022

Graph Neural Networks for Charged Particle Tracking on FPGAs

Abdelrahman Elabd, Vesal Razavimaleki, Shi-Yu Huang +12

The determination of charged particle trajectories in collisions at the CERN Large Hadron Collider (LHC) is an important but challenging problem, especially in the high interaction…

physics.ins-det2022

Accelerating the Inference of the Exa.TrkX Pipeline

Alina Lazar, Xiangyang Ju, Daniel Murnane +21

Recently, graph neural networks (GNNs) have been successfully used for a variety of particle reconstruction problems in high energy physics, including particle tracking. The Exa.Tr…

physics.ins-det2022

Reconstruction of Large Radius Tracks with the Exa.TrkX pipeline

Chun-Yi Wang, Xiangyang Ju, Shih-Chieh Hsu +22

Particle tracking is a challenging pattern recognition task at the Large Hadron Collider (LHC) and the High Luminosity-LHC. Conventional algorithms, such as those based on the Kalm…

physics.ins-det2020

Accelerated Charged Particle Tracking with Graph Neural Networks on FPGAs

Aneesh Heintz, Vesal Razavimaleki, Javier Duarte +18

We develop and study FPGA implementations of algorithms for charged particle tracking based on graph neural networks. The two complementary FPGA designs are based on OpenCL, a fram…

physics.data-an2021

Performance of a Geometric Deep Learning Pipeline for HL-LHC Particle Tracking

Xiangyang Ju, Daniel Murnane, Paolo Calafiura +21

The Exa.TrkX project has applied geometric learning concepts such as metric learning and graph neural networks to HEP particle tracking. Exa.TrkX's tracking pipeline groups detecto…

hep-ex2021

Charged particle tracking via edge-classifying interaction networks

Gage DeZoort, Savannah Thais, Javier Duarte +5

Recent work has demonstrated that geometric deep learning methods such as graph neural networks (GNNs) are well suited to address a variety of reconstruction problems in high energ…