DMAC: Infrastructure to enable delivery of IOOS ® information Presentation to the IOOS Advisory...
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DMAC: Infrastructure to enable delivery of IOOS ® information Presentation to the IOOS Advisory Committee Derrick Snowden, System Architect, U.S. IOOS Program April 15, 2014
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Transcript of DMAC: Infrastructure to enable delivery of IOOS ® information Presentation to the IOOS Advisory...
DMAC: Infrastructure to enable delivery of IOOS®
information
Presentation to the IOOS Advisory CommitteeDerrick Snowden, System Architect, U.S. IOOS Program
April 15, 2014
What is DMAC?
DMAC is the collection of people, process, and technology that enable the dissemination of diverse and distributed data sets using the WWW as the platform.
IOOS is deploying, and in some cases building, infrastructure to enable this dissemination.
2014-04-15 2
US IOOS Program Office DMAC efforts span three areas of focus.
Technical solutions
Imag
e co
urte
sy s
teve
-dal
e.ne
t
Building community
Implementation across the enterprise
Imag
e co
urte
sy p
roac
tive
IT
Technical solutions
2014-04-15 3
A layered view of the primary roles within IOOS/DMAC
2014-04-15Technical Solutions 4
5
Operational Use of HF Radar Surface Currents for Search And Rescue
Surface Currents
Search And Rescue Optimal Planning
System (SAROPS)
Data Acquisition
Data Product Generation & Management
2014-04-15
HFR SAROPS as an example of the layered architecture in practice.
Application or Service Provider
Brokering Systems
Interoperability Services for Data Distribution on the Web
Data, Models, Metadata, Raw information
Service, Data, Asset Catalogs
Intermediate Product Developers
THREDDS Servers
2014-04-15Technical solutions 6
IOOS Model Data Interoperability Design
ClientsNetCDF-Java
NetCDF4-Python ERDDAP
ROMS
ADCIRC
HYCOM
SELFENCOM
FVCOM
Observed data (buoy, gauge, ADCP, glider)
Matlab PanoplyIDV ArcGIS Python Godiva2
Co
mm
on
D
ata
Mo
del
Apply Standardization
Distribute via
Web Services
OPeNDAP+CF
WCS
NetCDF Subset
WMS
ncISO
SOS
GridUgridTimeSeriesProfileTrajectoryTimeSeriesProfile
Application or Service Provider
Brokering Systems
Interoperability Services for Data Distribution on the Web
Data, Models, Metadata, Raw information
2014-04-15Technical solutions
Advances in a Distributed Approach for Ocean Model Data Interoperability; http://www.mdpi.com/2077-1312/2/1/194
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Use Case: Model Data comparison using web services
33 Tb 4D model output on a triangular mesh grid
CO-OPS offers 1019 data sets via their SOS containing water level and met parameters
Plot the time series of observed water level and model simulation sampled at the observation locations, via web services.
2014-04-15Technical solutions 8
http://tidesandcurrents.noaa.gov/map/
Model Data comparison con’t
2014-04-15
http://nbviewer.ipython.org/urls/raw.githubusercontent.com/rsignell-usgs/notebook/
fef9438303b49a923024892db1ef3115e34d8271/CSW/IOOS_inundation.ipynb
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Modify in your browser; Runs in the cloud; No need to download data;
Exposing Data!
102014-04-15Implementation across the enterprise
Functional DACs complement the regional footprint
Deployment view of the infrastructure available to regional associations to distribute in situ data.
2014-04-15Implementation across the enterprise 11
Who does the program office work with most closely on DMAC technology issues?
2014-04-15Building community 12
Software supports the infrastructure: Reduce/reuse/recycle on github.com
https
://g
ithub
.com
/ioo
s
2014-04-15Building community 13
US IOOS Program Office DMAC efforts span three areas of focus.
Technical solutions
Imag
e co
urte
sy s
teve
-dal
e.ne
t
Building community
Implementation across the enterprise
Imag
e co
urte
sy p
roac
tive
IT
Technical solutions
2014-04-15 14
PeopleProcessTechnology
