A Knowledge Management Framework for Modeling and Simulation

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8 Δεκ 2013 (πριν από 3 χρόνια και 11 μήνες)

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VELO
A Knowledge Management Framework for Modeling and Simulation
Knowledge Management
Challenges
VeloSolutionsVeloArchitecture
Data Management and Analysis
Auto-generated wiki page for
every file to capture tacit
knowledge
Modeling and Simulation
Support
Integration with existing model
developmentandvisualization
knowledge
Versioned files and wiki pages
Semantic tagging, searching
and querying of data
Automatic metadata extraction
based on file type
Tools to generate summary
Built on open source technologies

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Job Launch interface
development

and

visualization

tools
Launch and monitor
simulations on remote
workstations, clusters, and
supercomputers
Automated results gathering
and
p
ost-
p
rocessin
g
Large volumes of input or source data
No eas
y
wa
y
to cull data for relevant
information such as plots,
thumbnails, animations, maps,
etc.
Fine-grained access controls
Tool Integration Framework
Framework to integrate
generic or domain specific

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Layered architecture for easy customization
•Custom skins, user interfaces
•Data organization and presentation
Pluggable tool integration framework
Extensible metadata extraction pipeline
Codesoontobereleasedasopensource
Provenancegraph showing file
associations
p
pg
Provenance
Named associations between
files
Track inputs and outputs of
tool invocations
Restore in
p
uts and rerun tools
yy
information
Missing information often populated with
reference values or assumptions based on
past experience
Data processed using a diverse set of
tools including proprietary software, OS
dependent software, user developed
itt
tools to analyze /visualize data
and develop models
Tight integration with
command line scripted and
compiled tools and Java rich
user interface tools
Loose integration with 3rd
partyproprietarytools

Code

soon

to

be

released

as

open

source
Scientific Domains using Velo
Carbon Sequestration
http://esd.lbl.gov/research/programs/gcs/projects/csrp/si
m_seq/
Carbon Capture
//
3DGrid viewer tool
p
based on run history
scr
i
p
t
s, e
t
c.
Each project phase contributes to an ever
increasing amount data and knowledge
Research is often done by developing
conceptual models and running
simulations
Long running iterative project lifecycle
party

proprietary

tools

•Mapped repository to
transparently access data
from desktop tools
•Command line tool to
check-out and check-in
data
https:
//
www.acceleratecarboncapture.org
Environmental Remediation
http://ascemdoe.org/
Regional Climate Modeling
http://www.pnl.gov/atmospheric/iresm/
SelectedPublications
PDF Automatic Metadata Extraction
Collaborative projects with interdisciplinary
teams
Selected

Publications
Gorton, I.; Sivaramakrishnan, C.; Black, G.; White, S.; Purohit, S.; Madison, M.;
Schuchardt, K.; Liu, Y.; Lansing, C.; , "Velo: A Knowledge Management Framework for
Modeling and Simulation," Computing in Science & Engineering , vol.PP, no.99, pp.1, 0
doi: 10.1109/MCSE.2011.116
Well log metadata -plot&map view
Runtime simulationmonitoring