Event generators' and N(n)LO codes' acceleration

from Monday 13 November 2023 (09:00) to Tuesday 14 November 2023 (18:45)
CERN (4/3-006)

        : Sessions
    /     : Talks
        : Breaks
13 Nov 2023
14 Nov 2023
AM
09:00 Introduction - Michelangelo Mangano (CERN)  
09:15
The experience of the experiments (until 10:15)
09:15 ATLAS - Tetiana Moskalets (Albert Ludwigs Universitaet Freiburg (DE))  
09:45 CMS - Sitian Qian (Peking University (CN))  
10:15
The experience of the MC event generators (until 14:45)
10:15 Herwig - James Whitehead  
11:00 --- Coffee break ---
11:30 Pythia - Leif Lönnblad (Lund University (SE))  
12:15 Sherpa - Enrico Bothmann (University of Göttingen)  
13:00 --- Lunch break ---
14:00 MG5_aMC@NLO - Olivier Mattelaer (UCLouvain)  
09:00
Phase-space sampling (until 10:30)
09:00 Event generation performance & new workflows - Christian Gutschow (UCL (UK))  
09:30 The MadNIS Reloaded – Boosting MG5AMC with Neural Networks - Ramon Winterhalder (ITP Heidelberg)  
10:00 Towards a framework for GPU event generation - Dr Juan M. Cruz Martinez (CERN)  
10:30 --- Coffee break ---
11:00
LO & NLO issues (until 13:00)
11:00 Portable event generation with PEPPER - Max Knobbe (University of Göttingen)  
11:30 Factorization-aware neural networks: NLO MEs and unweighting - Mr Daniel Pierre Maitre  
12:00 Optimising loop amplitude evaluations - Simon David Badger (Universita e INFN Torino (IT))  
12:30 Removing negative weights in Monte Carlo event samples - Andreas Maier (DESY) Dr Andreas Martin Maier (DESY)  
PM
14:45 Coding challenges/opportunties generated by new hardware - Stephan Hageboeck (CERN)  
15:30 Capitalise on existing HEP software expertise to upgrade event generation - Danilo Piparo (CERN)  
16:00 --- Coffee break ---
16:30
The HPC landscape (until 17:30)
16:30 ATLAS perspective - Andrej Filipcic (Jozef Stefan Institute (SI))  
17:00 CMS perspective - Elizabeth Sexton-Kennedy (Fermi National Accelerator Lab. (US))  
17:30 Accelerating Madgraph5_aMC@NLO using C++ vectorization and GPUs - Andrea Valassi (CERN)  
18:30 --- Welcome drink ---
13:00 --- Lunch break ---
14:00
PDF and hadronization issues (until 15:00)
14:00 PDFflow - Stefano Carrazza (CERN)  
14:30 Construction and Fitting of a Deep Generative Hadronization Model - Andrzej Konrad Siodmok (Jagiellonian University (PL))  
15:00
NNLO and beyond (until 17:45)
15:00 Computer algebra challenges in precision calculations - Thomas Kurt Gehrmann (University of Zurich (CH)) Thomas Gehrmann (Univ. Zurich)  
15:20 Numerical challenges in precision calculations - Alexander Yohei Huss (CERN)  
15:45 --- Coffee break ---
16:15 pySecDec: Experiences Evaluating Multi-loop Amplitudes on GPUs - Stephen Philip Jones (University of Durham (GB))  
16:45 Profiling NNLO+PS simulations: GENEVA as a case study - Simone Alioli (Universita & INFN, Milano-Bicocca (IT))  
17:15 Issues in the parallelization of physics algorithms on GPU - Alessandro Vicini (Università degli Studi e INFN Milano (IT))  
17:45
Final discussion (until 18:30)
17:45 Discussion of priorities, plans and resources needs