Download - 110823 data fed_solta11
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The Federated Data System DataFed
2001-2006 NSF, NASA, EPA
Non-intrusive data integration infrastructureStandards-based data access
Catalog of federated datasetsFor finding and accessing datasets
Flexible processing toolsBased on web-service workflow orchestration
2006 – 2011 NASA, EPA, ESIP
Same as above – Transition to GEOSS User & GEOSS; AIP 1,2,3; GCI; AQ Co
2011 – 2015 ?? ?? ??
Data network for AQ Decisions & Sci by 2015? DataFed: A Client & Server Node in ADN
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OGC WCS Data Access Protocol
Provides SOA for Lose Coupling for Autonomous Nodes Facilitates Publishing, Finding and Accessing Data
OGC W*S Standard Lose Coupling through Wen Service Protocol
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Application of OGC WCS Data Access Protocol
Regardless of the data location, data type and format,
• the parameter-space-time query is the same
• the return is in user selectable format from the offerings
Coverage=THEEDDS.T& BBOX=-126,24,-65,52,0,0 &TIME=2002-07-07/2002-07-07 &FORMAT=NetCDFCoverage=SEAW.Refl& BBOX=-126,24,-65,52,0,0 &TIME=2002-07-07/2002-07-07 &FORMAT=GeoTIFFCoverage=SURF.Bext& BBOX=-126,24,-65,52,0,0 &TIME=2002-07-07/2002-07-07 &FORMAT=NetCDF-table
Grid Image Station Data
Parameter Bounding Box Time Range Out Format
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DataFed Tools - Subset
Consoles: Data from diverse sources are displayed to create a rich context for exploration and analysis
CATT: Combined Aerosol Trajectory Tool for the browsing backtrajectories for specified chemical conditions
Viewer: General purpose spatio-temporal data browser and view editor applicable for all DataFed datasets
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The Information Interoperability Stack
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Screencast: Info System Screencast
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Flow of Data and Usage Control
Data
Control
Requesting Information
Providing Information
Sensors
Acquisition processing
User Agencie
s
User Progra
ms
NAAQS SIPs Forecast GEOSS …
Info SystemNegotiating Space
Domain ProcessingData Sharing
Std
. In
terf
ace
Gen. ProcessingS
td.
Inte
rface
Data
Control
Reports
Reporting
Obs. & Models Decision Support System