Simulation - Public Results

Introduction

In this page you can find links to the public papers and notes written to describe the ATLAS simulation, along with a number of papers, notes, and plots documenting its performance. For comments, feel free to contact the conveners, Michael Duehrssen and John Chapman.

There are also a number of interesting simulation plots available from the Software and Computing public plots page.

Papers

Papers	Ref Code	Publication Date
ATLAS Papers
Emulating the impact of additional proton-proton interactions in the ATLAS simulation by pre-sampling sets of inelastic Monte Carlo events	SIMU-2020-01	18 February 2021
Modelling $Z\to\tau\tau$ processes in ATLAS with $\tau$-embedded $Z\to\mu\mu$ data	HIGG-2014-09	18 June 2015
Single hadron response measurement and calorimeter jet energy scale uncertainty with the ATLAS detector at the LHC	PERF-2011-05	8 March 2012
Jet energy measurement with the ATLAS detector in proton-proton collisions at sqrt(s) = 7 TeV	PERF-2011-03	29 Dec 2011
A measurement of the material in the ATLAS inner detector using secondary hadronic interactions	PERF-2011-08	22 Oct 2011
Performance of the ATLAS detector using first collision data	PERF-2010-01	15 Sept 2010
The ATLAS Simulation Infrastructure	SOFT-2010-01	20 May 2010
Drift Time Measurement in the ATLAS Liquid Argon Electromagnetic Calorimeter using Cosmic Muons	1002.4189	23 Feb 2010
Readiness of the ATLAS Liquid Argon Calorimeter for LHC Collisions	0912.2642	14 Dec 2009
ATLAS Computing TDR (Simulation Chapter)	Computing-TDR-26	July 2005
Test Beam Papers
Study of the Response of the Hadronic Barrel Calorimeter in the ATLAS Combined Test-beam to Pions of Energies from 20 to 350 GeV for Beam Impact Points from 0.2 to 0.65	ATL-TILECAL-PUB-2009-007	14 April 2009
Response and Shower Topology of Pions with Momenta from 2 to 180 GeV Measured with the ATLAS Barrel Calorimeter at the CERN Test-beam and Comparison to Monte Carlo Simulations	ATL-CAL-PUB-2010-001	6 May 2010
Study of the response of the ATLAS central calorimeter to pions of energies from 3 to 9 GeV	Nucl. Instrum. Meth. A607 (2009) 372-386	Aug 2009
A Layer Correlation Technique for ATLAS Calorimeter Calibration at the 2004 ATLAS Combined Test Beam	0911.2639	13 Nov 2009

PUB notes

PUB Note	Ref Code	Publication Date
General Simulation
Final Report of the Simulation Optimization Task Force	ATL-SOFT-PUB-2008-004	15 Dec 2009
First Report of the Simulation Optimization Group	ATL-SOFT-PUB-2008-004	7 April 2008
Validation of the GEANT4-Based Full Simulation Program for the ATLAS Detector : An Overview of Performance and Robustness	ATL-SOFT-PUB-2005-002	11 March 2005
Fast Simulation
Fast simulation of the ATLAS calorimeter system with Generative Adversarial Networks	ATL-SOFT-PUB-2020-006	27 Nov 2020
The new Fast Calorimeter Simulation in ATLAS	ATL-SOFT-PUB-2018-002	10 July 2018
Deep generative models for fast shower simulation in ATLAS	ATL-SOFT-PUB-2018-001	10 July 2018
Performance of the Fast ATLAS Tracking Simulation (FATRAS) and the ATLAS Fast Calorimeter Simulation (FastCaloSim) with single particles	ATL-SOFT-PUB-2014-001	17 March 2014
Tracking
Tracking Results and Comparison to Monte Carlo simulation at $\sqrt{s} = 900$~GeV	ATLAS-CONF-2010-011	11 March 2010
dE/dx measurement in the ATLAS Pixel Detector and its use for particle identification	ATLAS-CONF-2011-016	17 March 2010
Particle Identification Performance of the ATLAS Transition Radiation Tracker	ATLAS-CONF-2011-128	18 Aug 2011
Measurement of delta-rays in ATLAS silicon sensors	ATLAS-CONF-2013-005	26 Jan 2013
Tracks interacting and stopping in SCT	ATL-COM-SOFT-2011-026	29 Sept 2011
Basic ATLAS TRT performance studies of Run 1	ATL-INDET-PUB-2014-001	3 March 2014
Single Hadron
A measurement of single hadron response using data at sqrt(s)=8 TeV with the ATLAS detector	ATL-PHYS-PUB-2014-002	16 March 2014
Tau CP Group
Performance of the Fast ATLAS Tracking Simulation (FATRAS) and the ATLAS Fast Calorimeter Simulation (FastCaloSim) with single particles	ATL-SOFT-PUB-2014-001	17-Mar-2014
Upgrade
Letter of Intent for the Phase-II Upgrade of the ATLAS Experiment	CERN-LHCC-2012-022	29 Dec 2012
ATLAS Insertable B-Layer Technical Design Report	CERN-LHCC-2010-013	15 Sept 2010
New Small Wheel Technical Design Report	CERN-LHCC-2013-006	3 June 2013

Public Plots

Public Plots	Reference
Simulation Group
The Fast Simulation Chain in the ATLAS experiment	SIM-2021-005
GEANT4 CPU performance plots vCHEP 2021	SIM-2021-004
AtlFast3 plots for vCHEP 2021	SIM-2021-003
Improved FastCaloSimV2 energy simulation	SIM-2021-001
Simulation plots on Birks law tuning for the 2020 simulation LPCC workshop	SIM-2020-001
Fluctuation models for the FastCaloSim lateral shower shape simulation	SIM-2019-009
FastCaloSim Plots for CHEP	SIM-2019-008
VAE for photon shower simulation in ATLAS	SIM-2019-007
Plots on fast simulation for NEC	SIM-2019-006
Energy resolution with a GAN for Fast Shower Simulation in ATLAS	SIM-2019-004
VAE studies for fast simulation	SIM-2019-003
ATLAS Simulation CPU Performance	SIM-2019-002
G4 Performance Optimization Plots	SIM-2019-001
MC+MC Pile-up Overlay Performance Plots	SIM-2018-002
FastCaloSim Performance Plots	SIM-2018-001
e/gamma CP Group
Egamma shower shapes in Geant4 10.6	EGAM-2020-001
Comparison of the response of the ATLAS detector to electromagnetic processes in data at 8 TeV and simulation using different GEANT 4 setups	ATL-PHYS-PUB-2014-003
Photon Shower Shapes Data/MC Comparisons from Z+gamma events	ATL-COM-PHYS-2013-600
Data/MC Comparison for Calorimeter Shower Shapes of High Et Electrons	ATL-COM-PHYS-2011-1299
Position Resolution of Photon Conversions	ATL-COM-PHYS-2011-1305
Calorimeter Energy Response with Pi0->gamma gamma	ATL-COM-PHYS-2011-1308
Photon conversion plots for Summer conferences 2011	ATL-COM-PHYS-2011-120
Flavour tagging CP Group
Impact of ATLAS quasi-stable particle simulation on quantities related to flavour tagging and tau reconstruction	FTAG-2020-002
Tau CP Group
In situ Tau Energy Scale plots	ATL-COM-PHYS-2014-154
Tau Identification plots	ATL-COM-PHYS-2014-153
Muon CP Group
Muon high pile up backgrounds data to MC comparison	ATL-COM-MUON-2014-011
Muon Spectrometer radiation plots	ATL-COM-MUON-2014-014
G4 Cavern Background Simulation plots	ATL-COM-MUON-2014-018
Muon Z Data/MC for high and low pile up	ATL-COM-MUON-2014-021
Tracking CP Group
Pixel Clusters Properties in 2012	ATL-COM-INDET-2014-010

Radiation Simulation

Recent public talks / posters

Conference/Workshop	Talk Title	Speaker	Date
Simulation-Heavy Conferences
4th LHC simulation workshop	Comparisons of Geant4 to ATLAS Tile Calorimeter Test Beam Data	Tamar Zakareishvili	Nov 2020
4th LHC simulation workshop	Hadronic physics in ATLAS	Christopher Young	Nov 2020
4th LHC simulation workshop	Electromagnetic physics in ATLAS	Maarten Boonekamp	Nov 2020
3rd LHC simulation workshop	G4 & EM Physics	Guillaume Unal	Jun 2017
3rd LHC simulation workshop	Hadronic Physics	Peter Loch	Jun 2017
3rd LHC simulation workshop	Tracking	Nora Pettersson	Jun 2017
3rd LHC simulation workshop	Muons	William Leight	Jun 2017
3rd LHC simulation workshop	Pile up and overlay	Tadej Novak	Jun 2017
3rd LHC simulation workshop	Long-lived particles	Zach Marshall	Jun 2017
IEE NSS/MIC	Beam backgrounds	Thanos Manousos	Nov 2017
2nd LPCC Workshop	ATLAS Tracking detectors (inner detector and muon spectrometer)	Andreas Salzburger	18 March 2014
2nd LPCC Workshop	ATLAS electromagnetic Physics	Marco Delmastro	18 March 2014
2nd LPCC Workshop	ATLAS Hadronic physics	Zach Marshall	18 March 2014
2nd LPCC Workshop	ATLAS Muon spectrometer cavern background	Jochen Meyer	19 March 2014
2nd LPCC Workshop	ATLAS pileup, overlay and cavern background	Andy Haas	19 March 2014
2nd LPCC Workshop	ATLAS Fast simulation and digitisation/reconstruction	Robert Harrington	19 March 2014
1st LPCC Workshop	Data and MC comparisons for inner detector tracking and vertexing	Markus Juengst	6 Oct 2011
1st LPCC Workshop	Data and MC comparisons for EM calorimeter, electrons and photons	Olivier Arnaez	6 Oct 2011
1st LPCC Workshop	Data and MC comparisons for hadronic calorimeters, jets and ETmiss	Zach Marshall	6 Oct 2011
1st LPCC Workshop	Data and MC comparisons for muon spectrometer, including cavern background	Laura Jeanty	6 Oct 2011
1st LPCC Workshop	Fast simulation, current status and plans	Andreas Salzburger	7 Oct 2011
1st LPCC Workshop	Overall simulation performance, including pile-up	John Chapman	7 Oct 2011
Test Beam
4th LHC simulation workshop	Comparisons of Geant4 to ATLAS Tile Calorimeter Test Beam Data	Tamar Zakareishvili	Nov 2020
Geant4 Hadronic Working Group Meeting	Validation of Geant4 Version 10.1 with Beam-Test Data of the ATLAS Hadronic Endcap Calorimeter	A. Kiryunin and P. Strizenec	21 Oct 2015
ICATPP 2011	Validation of the Local Hadronic Calibration Scheme of ATLAS with Combined Beam Test Data in the End-Cap and Forward Regions of ATLAS	A. Kiryunin and P. Strizenec	4 Oct 2011
Single Hadron
Pisa Meeting on Advanced Detectors	Single hadron response measurements in ATLAS	M J Sousa	Poster, 20-26 May 2012
ICHEP 2010	Single isolated hadron response and determination of the jet energy scale uncertainty with the ATLAS detector	I Vivarelli	Poster, 22-28 July 2010
Calor 2010	Hadron response and shower development in the ATLAS calorimeters	M Simonyan	11 May 2010
Calor 2010	Response of single isolated hadrons in the ATLAS calorimeter	M Simonyan	13 May 2010
ICATPP 2011	Validation of the hadronic calibration of the ATLAS calorimeter with testbeam data corresponding to the pseudorapidity range 2.5<abs(eta)<4.0	G Pospelov	5-9 Oct 2009
General Simulation
vCHEP 2021	Studies of GEANT4 performance for different ATLAS detector geometries and code compilation methods	Caterina Marcon	May 2021
CHEP 2019	Multithreaded simulation for ATLAS: challenges and validation strategy (PROC)	Marilena Bandieramonte	Nov 2019
CHEP 2019	FullSimLight: ATLAS standalone Geant4 simulation	Marilena Bandieramonte	Nov 2019
CHEP 2019	Geant4 performance optimization in the ATLAS experiment (PROC)	Miha Muskinja	Nov 2019
CHEP 2016	New Simulation	Andrea Dotti	Oct. 2016
CHEP 2016	Multi-threading KNL (PROC)	Steve Farrell	Oct. 2016
Calor 2014	ATLAS Tile Calorimeter: simulation and validation of the response	J Faltova	6-11 April 2014
109th LHCC	The ATLAS Integrated Simulation Framework	E Ritsch	Poster, 13 March 2013
TRDs for the 3rd Millenium	Simulation Transition Radiation and Electron Identification Ability of the ATLAS Transition Radiation Tracker	E Klinkby	14-16 Sept. 2011
IEEE 2010	Simulation strategies for the LHC ATLAS experiment (PROC)	A Buckley	2 Nov 2010
ICHEP 2007	ATLAS Simulation readiness for first data at LHC (PROC)	A Rimoldi	2-7 Sept 2007
CHEP 2006	The ATLAS Simulation : an LHC Challenge (PROC)	A Rimoldi	13 Feb 2006
CHEP 2004	The Simulation of the ATLAS Experiment : Present Status and Outlook (PROC)	A Rimoldi	27 Sept - 1 Oct 2004
CHEP 2003	The full detector simulation for the Atlas experiment: status and outlook (PROC)	A Rimoldi	March 2003
Upgrade
IEEE 2013	ATLAS Inner Tracker Upgrade Simulation for High-Luminosity LHC	I-M Gregor	27 Oct-2 Nov 2013
IEEE 2012	Simulation Studies for a new ATLAS Inner Detector for the High-Luminosity LHC	N Styles	2 Nov 2012
Vertex 2012	Radiation background simulation and verification at the LHC and its upgrades	I Dawson	18 Sept 2012
FCiPP 2011	Issues with Simulating Events at High Luminosity in ATLAS	J Chapman	15 June 2011
Fast Simulation
vCHEP 2021	AtlFast3: Next Generation of Fast Simulation in ATLAS	Hasib Ahmed	May 2021
vCHEP 2021	Porting HEP Parameterized Calorimeter Simulation Code to GPUs	Charles Leggett	May 2021
vCHEP 2021	The Fast Simulation Chain in the ATLAS experiment	Martina Javurkova	May 2021
ML4Jets2020	Fast Calorimeter Simulation in ATLAS with DNNs	Dalila Salamani	Jan 2020
ML4Jets2020	Fast Calorimeter Simulation in ATLAS: FastCaloSimV2	Sean Gasiorowski	Jan 2020
CHEP 2019	Poster: Fast Calorimeter Simulation in ATLAS (PROC)	Sean Gasiorowski	Nov 2019
CHEP 2019	Poster: Deep Generative Models for Fast Shower Simulation with the ATLAS Experiment	Johnny Raine	Nov 2019
CHEP 2019	Fast simulation methods in ATLAS	Johnny Raine	Nov 2019
NEC 2019	Fast simulation in ATLAS	Michele Faucci Giannelli	Oct 2019
3rd IML Workshop	Deep generative models for fast shower simulation in ATLAS	Aishik Ghosh	Apr 2019
ACAT 2019	Poster: Deep generative models for fast shower simulation in ATLAS	Aishik Ghosh	Mar 2019
CHEP 2018	The new ATLAS Fast Calorimeter Simulation	Jana Schaarschmidt	Jul 1018
ICHEP 2018	New approaches using machine learning for fast shower simulation in ATLAS	Hasib Ahmed	Jul 1018
CALOR 2018	New Fast Calorimeter Simulation in ATLAS	Michele Faucci Giannelli	May 2018
LHCC Poster session	FastCaloSim	Petr Jacka	Feb 2018
ACAT 2017	FastCaloSim (PROC)	Jana Schaarschmidt	Aug 2017
CCP 2017	FastCaloSim	Hasib Ahmed	Jul 2017
EPS 2017	FastCaloSim	Matt Heath	Jul 2017
CHEP 2016	FastCaloSim (PROC)	Jana Schaarschmidt	Oct. 2016
CHEP 2016	FastChain (PROC)	Artem Basalaev/Zach Marshall	Oct. 2016
CHEP 2016	Frozen Showers	Ksenia Gasnikova	Oct. 2016
ACAT 2016	Upgrading the ATLAS Fast Calorimeter Simulation (PROC)	Z Hubacek	18-20 Jan 2016
CHEP 2015	The ATLAS Fast Monte Carlo Production Chain Project	R Jansky	13-17 April 2015
CHEP 2013	Concepts for fast large scale Monte Carlo production for the ATLAS experiment	C Debenedetti	17 Oct 2013
ACAT2013	Concepts and Plans towards fast large scale Monte Carlo production for the ATLAS Experiment (PROC)	E Ritsch	18 May 2013
IEEE 2012	Atlfast-II and the Integrated Simulation Framework	R D Harrington	28 Oct-3 Nov 2012
CHEP 2012	Fast simulation for ATLAS: Atlfast-II and ISF (PROC)	W Lukas	Poster, 21-25 May 2012
IEEE 2010	The ATLAS Fast Track Simulation Project (FATRAS)	S Todorova	30 Oct-6 Nov 2010
CHEP 2010	The ATLAS fast calorimeter simulation FastCaloSim	T Yamanaka	Poster, 18-22 Oct 2010
ICATPP	The Geant4-Based ATLAS Fast Electromagnetic Shower Simulation (PROC)	Z Marshall	8-12 Oct 2007
Digitization and Pileup
CHEP 2018	New Techniques for Pile-up Simulation in ATLAS (PROC)	Tadej Novak	Jul 2018
CHEP 2016	Overlay (PROC)	Andy Haas	Oct. 2016
CHEP 2013	Simulation of Pile-up in the ATLAS Experiment	Z Marshall	15 Oct 2013
IEEE 2012	Methods and computing challenges of the realistic simulation of physics events in the presence of pile-up in the ATLAS experiment	J D Chapman	28 Oct-3 Nov 2012
CHEP 2012	Simulation of physics in the presence of pile-up at the ATLAS experiment	A Haas	Poster, 21-25 May 2012
CHEP 2009	The ATLAS Detector Digitization Project for 2009 data taking (PROC)	J DChapman	Poster, 21-27 March 2009

Theses

Ref Code	Thesis Title	Author	Date
CERN-THESIS-2013-194	Truth Seeded Reconstruction for Fast Simulation in the ATLAS Experiment	R Jansky	Sept 2013
CERN-THESIS-2014-371	ATLAS Detector Simulation in the Integrated Simulation Framework applied to the W Boson Mass Measurement	E Ritsch	Feb 2015
CERN-THESIS-2016-134	Performance Optimization of the ATLAS Detector Simulation	M Errenst	Sept 2016

Responsible: ZacharyMarshall
Subject: public