stephen potter university of edinburgh [email protected]
DESCRIPTION
Building Collaborative eResearch Environments Virtual Organisations and Collaborative Environments. Stephen Potter University of Edinburgh [email protected]. Outline. The Collaborative Grid Tools for collaboration. Contemporary Grid Computing. - PowerPoint PPT PresentationTRANSCRIPT
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Stephen Potter
University of [email protected]
Building Collaborative eResearch Environments
Virtual Organisations andCollaborative Environments
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OutlineOutline
The Collaborative Grid Tools for collaboration
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Contemporary Grid Contemporary Grid ComputingComputing
Roots in high performance computing and specialised scientific problem-solving.
Grid computing is now emerging as a more powerful general purpose infrastructure to enable new research.
Its contemporary definition is
coordinated resource sharing and problem solving in dynamic, multi-institutional virtual organizations
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Virtual OrganisationsVirtual Organisations
People coming together across geographical boundaries.
Significantly, also across disciplinary boundaries.
Dynamic formation according to problem. Computer support for discovering people and
mediating interaction. Also bringing together data and computational
resources. We can distinguish three key aspects of a
Grid: Compute, Data and Collaboration.
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Access GridAccess Grid
Room based videoconferencing with large format display
– supports group-to-group interactions across the Grid.– supports interaction and visualisation.– nodes in 150 institutions worldwide.– routine use in UK e-Science programme.
Also available as single machine solution Personal Interface to the Grid (PIG).
Can also use Virtual Rooms VideoConferencing System (VRVS).
In fact collaboration can use any video- and teleconferencing facilities.
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Access Grid nodeAccess Grid node
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David DeRoure
Nigel Shadbolt
Simon Buckingham Shum
Marc Eisenstadt
Austin Tate
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CoAKTinG BackgroundCoAKTinG Background
“The CoAKTinG Project aims to support and enhance e-Science collaborations.”
Exploiting technologies, tools and methodologies where already available…
…and augment these with novel ones where necessary.
2 year project - started June 2002:
– Funded by UK e-Science Programme.
– Involves a total of ~15 PIs, Researchers, Students.
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……to Support and Enhance e-Science to Support and Enhance e-Science CollaborationsCollaborations
mapping real time discussions/group
sensemaking
enacting decisions/coordinating activities
synthesising artifacts
recovering information from meetings
awareness ofcolleagues’ ‘presence’
virtual meetings
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BuddySpaceBuddySpace
Presence: “an aggregated view of an entity’s dynamically changing attributes”:
– Availability (“I’m logged on for a videoconference”)
– Preference (“Only my boss can interrupt me now”)
– Capability (“My current device can accept video calls”)
– Location (“I’m in Munich…urgent calls only”)
BuddySpace - enriched ‘instant messaging’ client:
– Awareness of people…and other resources.
– Editable maps for better visualisation of presence.
– Advanced group chat facilities with voting, attention meters…
– Provides lightweight communications channel (based on Jabber IM protocol).
awareness ofcolleagues’ ‘presence’
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BuddySpaceBuddySpaceawareness ofcolleagues’ ‘presence’
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CompendiumCompendium
Tool for real-time capture and visualisation of argumentation (“collective sense-making and group memory”).
– Based on gIBIS notions: issues (questions), answers, arguments (pros/cons), decisions, etc.
Connecting ideas: visually, by sets, metadata and hypertext links.
Free-form and template-driven discussions.
Underlying XML representations: interoperable with other tools via Jabber.
mapping real time discussions/group
sensemaking
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Compendium: Compendium: mapping arguments mapping arguments
and decision rationaleand decision rationale
mapping real time discussions/group
sensemaking
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Compendium: Compendium: meeting templatemeeting template
mapping real time discussions/group
sensemaking
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I-X I-X
I-X technology provides an environment for handling issues, performing activities, placing constraints, etc.
Founded on generic <I-N-C-A> activity ontology.
CoAKTinG roles:– Support meeting environment set-up
activities;– Support ‘meeting process’ activities;– Networked ‘To-Do’ lists for issue-handling
and activity tracking.
enacting decisions/coordinating activities
synthesising artifacts
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Process Panel (I-P2)
Domain Editor (I-DE)
Activity Editor
Messenger
I-Space
enacting decisions/coordinating activities
synthesising artifacts
I-X I-X
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Record and Record and ReplayReplay
Capturing meetings, experiments, visualisations…
– Many potential information streams: video, audio, Powerpoint, Jabber, Compendium…
…for context-rich playback. Ontology-based approach - annotation of
streams allows synchronised playback, ‘smart’ navigation, etc…
Interlinks information using Semantic Web technologies.
recovering information from meetings
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Meeting replay by time, speaker, contribution to discussion, and
decision
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……to Support and Enhance e-Science to Support and Enhance e-Science CollaborationsCollaborations
mapping real time discussions/group
sensemaking
enacting decisions/coordinating activities
synthesising artifacts
recovering information from meetings
awareness ofcolleagues’ ‘presence’
virtual meetings
BuddySpace
NetMeeting
Access Grid Node
Compendium
Replay
I-X Tools
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SummarySummary
Contemporary Grid computing is about virtual organisations.
Virtual organisations bring expertise and resource together dynamically to enable new research.
Tools include:– Access Grid.
– Instant messaging with presence.
– Mapping meetings.
– Process support.
– Capture and replay.
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CoAKTinG LinksCoAKTinG Links
CoAKTinG Project:– www.aktors.org/coakting
BuddySpace:– kmi.open.ac.uk/projects/buddyspace
Compendium:– kmi.open.ac.uk/projects/compendium
I-X:– i-x.info
Replay:– www.iam.ecs.soton.ac.uk/projects/hystream