17th Geant4 Collaboration Meeting
Maison Saint-Yves
This is a Geant4 Collaborators only meeting.
The main web page of this collaboration meeting, including registration forms is here.
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Registration
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Plenary session 1 : Opening Addresses
Welcome, meeting goals, known issues and reports on user requirements from various application domains.
Convener: Dr Ivana Hrivnacova (Universite de Paris-Sud 11 (FR))- 1
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10:30
Break
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Plenary session 2 : Open Requirements / Collaboration Tools
This session focuses on open requirements, ongoing activities and developments related to tools for Geant4 code development, maintenance, validation and release.
To join this session you can either
- call +41227676000 (Main), and enter access code: 0157809 , or
- use the URL https://audioconf.cern.ch/call/0157809Conveners: Dr Jose Manuel Quesada Molina (Universidad de Sevilla (ES)), Mr Laurent Garnier (LAL-IN2P3-CNRS)- 7
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12:30
Lunch break
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Parallel session 1A : New EM model developments
Discussion on new EM models and interfaces
Remote access is arranged via EVO. This allows you to connect also via telephone or using Skype.
1) To connect via evo use the reservation URL
http://evo.caltech.edu/evoNext/koala.jnlp?meeting=MDMaM82D2uDuDM9I9DD99D2) To use the EVO Phone Bridge, using the meeting ID: 578 8781
Telephone Numbers for this are available at http://evo.caltech.edu/evoGate/telephone.jsp3) To use Skype (tm) call EVO (username: evo.phone) and follow the instructions at http://evo.caltech.edu/evoGate/Documentation/extclient/skype/skype.html
Convener: Dr Giovanni Santin (ESA)- 13
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Modeling biological structures with protein data bankSpeaker: Jonathan Madsen
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Parallel session 1B: Testing and QA
Performance checks.
Experience in testing shifts.
Tests using CMake/CDash.Convener: Gunter Folger (CERN)- 18
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Testing shifts - experience and topics for improvement; guided discussion
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15:30
Break
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Parallel session 2A : New EM validation results
Discussion on validation results for EM physics
Remote access is arranged via EVO. This allows you to connect also via telephone or using Skype.
1) To connect via evo use the reservation URL
http://evo.caltech.edu/evoNext/koala.jnlp?meeting=MDMaM82D2uDuDM9I9DD99D2) To use the EVO Phone Bridge, using the meeting ID: 578 8781
Telephone Numbers for this are available at http://evo.caltech.edu/evoGate/telephone.jsp3) To use Skype (tm) call EVO (username: evo.phone) and follow the instructions at http://evo.caltech.edu/evoGate/Documentation/extclient/skype/skype.html
Convener: Prof. Vladimir Ivantchenko (CERN)- 24
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RBE computations in Geant4 medical applicationsSpeaker: Francesco Romano (Unknown)
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Discussion on validation and Physics ListSpeaker: Prof. Vladimir Ivantchenko (CERN)
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Parallel session 2B : Parallelization Efforts
The focus of this session is on particular topics in Parallelisation:
- Geant4MT: open/new requirements and the potential for porting to new threads;
- Novel parallelization efforts including GPU porting and vectorization.Notes:
1) Time slots without a speaker are for discussions.
2) The timetable is in nearly final version. Please notify in case of errors or issues.This session will use the EVO system. The Id of the meeting is 5782381.
To join you can either
a) call one of the EVO phone bridge phone numbers near you. After the meeting Id you will be asked for a second number - enter "3296". The phone bridge numbers can be found at http://evo.caltech.edu/evoGate/telephone.jsp
b) use Skype and the EVO-Skype bridge - you need to use the same meeting id and use the same 2nd number "3296". Instructions are available at
http://evo.caltech.edu/evoGate/Documentation/extclient/skype/skype.html
c) use the Evo client - best only if you are familiar with it. To do this follow "Video Services" in the tab on the left and follow the link to join. The number you need is "1984".Convener: Dr John Apostolakis (CERN)- 30
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Geant4-MT: Addressing requirement for dispatch-type parallelismHow to address the requirement for co-working with TBB (dispatch model of parallelism) ? - Analysis of requirement - Discussion of impact - Conclusions and actions
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G4 on GPU: Propagation in Field and EM Bremstrahlung processResults from prototypes with GPUs, Vectors. Information on hardware evolution, including MIC.Speakers: Mr Philippe Canal (Fermi National Accelerator Lab. (US)), Dr Soon Yung Jun (Fermi National Accelerator Lab. (US))
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G4 on GPU: Discussion
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Welcome Wine & Chesse
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Plenary session 3 : Electromagnetic physics (Std-EM, LowE-EM)
This session focuses on the recent, major developments in electromagnetic physics, both for standard and low-energy. A summary of the status of the validation of electromagnetic physics will be also presented.
Conveners: Sebastien Laurent Incerti (Centre National de la Recherche Scientifique (FR)), Prof. Vladimir Ivantchenko (CERN)- 39
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Geant4-DNA progressSpeaker: Sebastien Laurent Incerti (Centre National de la Recherche Scientifique (FR))
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10:30
Break
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Plenary session 4 : Hadronic physics
This session focuses on the recent, major developments in hadronic physics, and their impact in user applications. A summary of the status of the validation of hadronic physics will be also presented.
Conveners: Dr Alberto Ribon (CERN), Dennis Herbert Wright (SLAC National Accelerator Laboratory (US))- 43
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DiscussionSpeakers: Dr Alberto Ribon (CERN), Dennis Herbert Wright (SLAC National Accelerator Laboratory (US))
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12:30
Lunch break
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Parallel session 3A : Hadronic Validation
Current coverage of hadronic validation:
- Which are the tests covering hadronics?
- Are all models tested?
- Missing tests and work plan.Status of the validation for LHC experiments.
Validation coverage and results for INCLXX
Convener: Julia Yarba (Fermi National Accelerator Lab. (US))- 47
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Discussion on Haronic Validation CoverageSpeakers: Dennis Herbert Wright (SLAC National Accelerator Laboratory (US)), Julia Yarba (Fermi National Accelerator Lab. (US))
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Discussion and Plans on Validation for LHC experimentsSpeakers: Julia Yarba (Fermi National Accelerator Lab. (US)), Witold Pokorski (CERN)
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Parallel session 3B : Tools for Development and Testing of Geant4 Libraries and Applications
Building Geant4 with CMake.
Developer Use Cases and Requirements for the Geant4 CMake system
Testing Geant4 using CMake/CTest/CDash.
Development of unit and integration tests.
Development and Deployment of Tools for Building Geant4 Applications.
Documentation of CMake/CTest/CDash for Geant4 Developers.
Documentation for Users on Building Geant4 and Applications.
Best Practice for Building Geant4 ExamplesConvener: Dr Benjamin Morgan (University of Warwick)- 52
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15:30
Break
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Parallel session 4A : Hadronic Issues
- False hadronic interactions (no final state, primary continues), and primary killed / not killed
- Nuclear recoils : generated or suppressed?
- Production of excited fragments with delayed decay (isomers)
- How to set parameters/options of hadronic models for users and developers?
- Extracting the FTF quasi-elastic model, as an alternative to CHIPS quasi-elastic
Convener: Gunter Folger (CERN)- 54
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Parallel session 4B : Visualization
Visualization status and plans.
Installation and configuration issues specifically related to visualization tools.Convener: Joseph Perl (CERN)-
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Updates to OpenInventor VisualizationSpeaker: Fred Jones
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Visualization for Geant4.10Speaker: John Allison (University of Manchester (GB))
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General DiscussionSpeaker: Joseph Perl (CERN)
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Steering Board working dinner
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Plenary session 5 : Ongoing Developments I (Non-Physics)
This session focuses on ongoing activities and developments related to the following modules, working groups and areas: Run and Event, Tracking, Geometry and Transport, Particles and Track, Persistency, Documentation, Examples, Detector Response, GUI, Visualization and Analysis.
Conveners: Dr Benjamin Morgan (University of Warwick), Koichi Murakami (High Energy Accelerator Research Organization (JP))- 64
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New Developments in AnalysisSpeaker: Dr Ivana Hrivnacova (Universite de Paris-Sud 11 (FR))
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Progress in Extended ExamplesSpeaker: Dr Ivana Hrivnacova (Universite de Paris-Sud 11 (FR))
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10:30
Break
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Plenary session 6 : Towards Geant4 version X, part 1
Work targets and their plan toward the major release in 2013
is discussed. This first session puts emphasis on multi-threading
capability.
- release schedule and deadlines
- merging Geant4-MT into the main development thread
- foreseen key interface changes in kernel classes due to multi-threading
- foreseen key interface changes in classes users commonly use due to multi-threading
- how to make an application migrated
- migration strategy for examples
- GUI/Vis for multi-threadingIndividual presentations should be reasonably short, and at least half of the session time should be used for discussion.
Conveners: Dr Marc Verderi (Ecole Polytechnique (FR)), Takashi Sasaki (High Energy Accelerator Research Organization)- 70
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Geant4-MT migration and Visualization issuesSpeaker: Joseph Perl (CERN)
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12:30
Lunch break
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Parallel session 5A : Ion-Ion interactions
Talk on "Ion/Ion validation in Geant4 for space applications"
Talk on "Recent development and nucleus-nucleus extension of INCL++"
Talk on "Status of Charged Particle HP"
Discussion on "Interfaces, hadronic model organization and requirements for low energy ion-ion reactions"Convener: Jose Manuel Quesada Molina (Universidad de Sevilla (ES))- 76
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Parallel session 5B : Geometry WG working session
Review of open issues and developments
Convener: Dr Gabriele Cosmo (CERN)- 80
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Discussion
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15:30
Break
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Parallel session 6A : Rethinking the Hadronic Framework
- Cross sections: review and clean-up; use of factory-based mechanism to assure single instantiations of the same cross section used by different entities
- Removing some inheritance layers to improve performance/maintenance
- Solving the HP problem: split it from the framework?
- Consistent treatment of stopping and in-flight processes; clean-up and removal of old models.
- Re-examine framework rules, such as default cross sections
Convener: Dennis Herbert Wright (SLAC National Accelerator Laboratory (US))- 85
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Collection of Other Issues
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Parallel session 6B : Visualization Working Session
This will be a work session of the vis group.
Convener: Joseph Perl (CERN)
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Plenary session 7 : Ongoing Developments II (Physics)
This session focuses on the ongoing activities and developments related to the following modules, working groups and areas: Processes and Materials, Standard and Low-E EM Physics, Hadronic Physics, Physics Lists.
Conveners: Gunter Folger (CERN), Michel Maire (LAPP)- 88
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10:30
Break
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Plenary session 8 : Towards Geant4 version X, part 2
Work targets and their plan toward the major release in 2013
is discussed. This second session puts emphasis on changes
not directly related to multi-threading.
- obsolete functionalities
- new functionalities/features
- Cmake configuration - GNUmake support(?)
- testing/validation strategies
- any other potential issuesIndividual presentations should be reasonably short, and at least half of the session time should be used for discussion.
Conveners: Dr Gabriele Cosmo (CERN), Makoto Asai (SLAC National Accelerator Laboratory (US))- 93
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Tracking WGSpeaker: Takashi Sasaki (High Energy Accelerator Research Organization)
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Particle & Track WGSpeaker: Hisaya Kurashige (Kobe University (JP))
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Low-energy EM WGSpeaker: Sebastien Laurent Incerti (Centre National de la Recherche Scientifique (FR))
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Persistency WGSpeaker: Dr Gabriele Cosmo (CERN)
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User & Category Interfaces WGSpeaker: Koichi Murakami (High Energy Accelerator Research Organization (JP))
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Visualization WGSpeaker: Joseph Perl (CERN)
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Documentation WGSpeaker: Makoto Asai (SLAC National Accelerator Laboratory (US))
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Testing & Quality Assurance WGSpeaker: Gunter Folger (CERN)
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Physics ListSpeaker: Gunter Folger (CERN)
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12:30
Lunch break
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Parallel session 7A : Tools and Strategies for Physics Validation
Common collaboration tools for physics validation:
1- GRID Validation
2- CTest / CDash based physics validation
3- FNAL Validation DataBaseConvener: Andrea Dotti (Geant 4 Associates International Experts in Radiation Simulatio)- 111
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Parallel session 7B : Work on Extended Examples
Review the present status of applying coding guidelines and reviews,
discuss the planning of remaining work.Convener: Dr Ivana Hrivnacova (Universite de Paris-Sud 11 (FR))- 115
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New Classes of General Interest: G4CommandLineOptions, G4RejectionTechnique, G4StatisticalManagerSpeaker: Jonathan Madsen
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AOB
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15:30
Break
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Parallel session 8A : Hadronic Discussion
- Muon stopping
- How to treat consistently "hybrid processes", like electro-nuclear; the problem of hadronic dependencies
- Better modularization of the hadronic physics library, e.g. compiling G4 without CHIPS
- Trends in G4PhysicsConstructor and complete physics lists
- How to make hadronics workable for nuclear physics
- Any topic that has not been properly covered during the previous four hadronic sessions, or that needs
further discussion.
Convener: Dr Alberto Ribon (CERN)- 120
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How to make hadronics workable for nuclear physicsSpeaker: Michel Maire (LAPP)
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Better modularization of the hadronic physics library, e.g. compiling G4 without CHIPSSpeaker: Witold Pokorski (CERN)
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Parallel session 8B : Event Biasing
Stating about Event Biasing since mini-workshop: progress and possible show-stoppers
New aspects not (much) covered at the mini-workshop :
- occurence biasing of charged particles
- e.g. : forced interaction of charged pions
- formalism, design
- final state biasingConvener: Dr Marc Verderi (Ecole Polytechnique (FR))- 126
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General Discussion : -feedback on design; -plans for 9.6; -plans for X
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Collaboration dinner
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Plenary session 9 : Parallel Session Reports
Summaries of the topics discussed during the parallel sessions will be presented.
Conveners: Andrea Dotti (Geant 4 Associates International Experts in Radiation Simulatio), Witold Pokorski (CERN)- 131
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Report from parallel session 1BSpeaker: Gunter Folger (CERN)
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Report from parallel session 4ASpeaker: Gunter Folger (CERN)
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Report from parallel session 5ASpeaker: Jose Manuel Quesada Molina (Universidad de Sevilla (ES))
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10:30
Break
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Plenary session 10 : Closing Session
Meeting wrap-up and future perspectives
Convener: Alexander Howard (Institut fuer Teilchenphysik)- 140
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12:30
Collaboration meeting adjourn
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Oversight Board + Steering Board joint meeting
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15:30
Break
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Steering Board meeting
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