Using Digital Pens for Physics - University of Oxfordprojects.oucs.ox.ac.uk/vre/ibvre/Digital paper...
Transcript of Using Digital Pens for Physics - University of Oxfordprojects.oucs.ox.ac.uk/vre/ibvre/Digital paper...
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Using Digital Pens for Physics
Francois Grey, CERN IT Department
mini-workshop on augmented paperOxford 27 September 2006
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The LHC
27km circumference accelerator …
… maintained at -270C.
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ATLAS
150 million sensors …
… read 40 million times per second.
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LHC data
LHC data correspond to about 20 million CDs each year
Concorde(15 Km)
Balloon(30 Km)
CD stack with1 year LHC data!(~ 20 Km)
Mt. Blanc(4.8 Km)
Where will the experiments store all of
these data?
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LHC processing
LHC data analysis requires a computing power equivalent to ~ 100,000 of today's fastest PC processors
Where will the experiments find such a computing power?
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Computing for LHC
• Problem: even with Computer Centre upgrade, CERN can provide only a fraction of the necessary resources
• Solution: Computing centers, which were isolated in the past, will be connected, uniting the computing resources of particle physicists worldwide
Europe: 267 institutes4603 users
Elsewhere: 208 institutes1632 users
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Overview
• OpenLogbook: a new approach to recording and reviewing experiments
• Do particle physicists need digital pens? (Short answer: yes!)
• combining OpenLogbook and digital pens: results and prospects
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openlogbook is an application for reviewing multi-dimensional data from different kinds of experiments.
Basic Philosophy: Store everything (on the Grid)review synchronised data, annotate online or offline with “hotspots”
Alpha-testers include:Fundamental science (ATHENA, CERN)Applied technology (MIC Cleanroom, Copenhagen)Social science (Imagination Lab, Lausanne)
What is OpenLogbook?
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2001: OpenLogbook conception at Imagination Lab
2002: OpenLogbook V1.0 by student team at CERN, first test
2003: OpenLogbook V2.0 by student team in FinlandTested by nanotech lab, social scientist, ATHENA experimentATHENA requests integration of paper logbook into OpenLogbook
2004: Develop web-based sharing of HP digital pen data for ATHENASuccessful test of digital pen solution by ATHENA Develop digital paper guestbooks for CERN 50th anniversaryStudent team sponsored by HP
2005: Integrate HP digital paper solution with OpenLogbook V2.1
2006: Develop web-based sharing of IO2 digital pen dataDigital pen survey requested ATLAS experiment (>20 persons)Integrate IO2 solution with OpenLogbook V2.2
OpenLogbook History
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Aug. 17, 2006
1 IO pen, 1 Black ‘N Red logbookSigrid Knoops, Cryo
April 12, 2006
1 IO2 pen, 1 Easybook M3 logbookGuiseppe Mornacchi,ATLAS
April 12, 2006
1 IO2 pen, 1 Easybook M3 logbookMarzio Nessi,ATLAS
April 12, 2006
1 IO2 pen, 1 Easybook M3 logbook 1 laptop (CARE006), 1 network cable
Markus Nordberg,ATLAS
April 10, 2006
1 IO2 pen, 1 Oxford Easybook M3 logbook
Ilias Efthymiopoulos,Accelerator Beams
DateMaterialManager
Deployment at ATLAS
…word of mouth leads to >15 more test users!
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Three types of user:
Taking notes (managers) Covered by commercial notebook solutions
Data logging (technical staff) Covered by commercial forms solutions
Extension of e-log for sketching etc. (scientists) Potential for logbook (&OpenLogbook) solution
Results of Survey
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Strengths
1) Sharing paper on web2) Portability of paper3) Recording of sketches
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Weaknesses
1) No cut and paste solution2) Not available on MAC/Linux3) No annotation solution
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– Use stroke time-stamping to integrate paper logbook completely
• Decode string in XML?
– Develop simple way of integrating pasted items • Print bar code?• Print on digital paper?• Use OpenLogbook for plots?
OpenLogbook Plans
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Capture devices
GRID
ControlsStore the data
Read the data
. . .
OpenLogbook Plans
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The openlogbook TeamMiika Tuisku, Antti Pirinen, Jonathan Beaudette + many summer students!
Scientific PartnersHelsinki Institute of PhysicsCERN openlab student programme (supported by HP)Michael Doser (ATHENA, CERN)Markus Nordberg (ATLAS, CERN)Johan Roos (Imagination Lab, Lausanne)Peter Boggild (MIC, Copenhagen)
Special Thanks toOlivier d’Eternod, Logitech (ATLAS pen study sponsor)Petter Ericson, Anoto (for inspiring us all!)
Acknowledgements