iri/ldeo climate data library
DESCRIPTION
IRI/LDEO Climate Data Library. International Research Institute for Climate and Society Columbia University http://iridl.ldeo.columbia.edu/. Dataset Dataset Dataset Variable ivar ivar multidimensional. Overview. Specialized Data Tools. Maproom. - PowerPoint PPT PresentationTRANSCRIPT
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IRI/LDEO Climate Data Library
International Research Institute for Climate and Society
Columbia University
http://iridl.ldeo.columbia.edu/
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Overview
IRI Data Collection
Generalized Data Tools
Specialized Data Tools
Dataset • Dataset •Dataset •Variable
•ivar•ivar
multidimensional
Data Viewer Data Language
Maproom
URL/URI for data, calculations, figs, etc
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Data Flow based Analysis with explicit semantics
Resultsdata dataanalysis
Data Dataanalysis
Semantic Web
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IRI DataCollection
Dataset • Dataset •Dataset •Variable
•ivar•ivar
multidimensional
EconomicsPublic Health
“geolocated by entity”
GIS
“geolocation byvector object or projection metadata”
Ocean/Atm
“geolocated by lat/lon”multidimensional
spectral harmonicsequal-area gridsGRIB grid codesclimate divisions
IRI Data Collection
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IRI DataCollection
Dataset • Dataset •Dataset •Variable
•ivar•ivar
ServersOpenDAPTHREDDS
GRIBnetCDFimagesbinary
DatabaseTablesqueries
spreadsheetsshapefiles
images w/proj
IRI Data Collection
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IRI DataCollection
Dataset • Dataset •Dataset •Variable
•ivar•ivar
Calculations“virtual variables”
imagesgraphics
descriptive and navigational pages
OpenGISWMS/WCS
Data Filesnetcdfbinaryimages
Clients
OpenDAPTHREDDS
Tables
ServersOpenDAPTHREDDS
GRIBnetCDFimagesbinary
DatabaseTablesqueries
spreadsheetsshapefiles
images w/proj
IRI Data Collection
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IRI General Data Tools
Data Page
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IRI General Data Tools
Data Viewer
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IRI Map Room
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Malaria Early Warning System• Front page illustrates most recent dekadal rainfall estimates (FEWS RFE)
• Change dates to view different time periods
• Administrative and epidemiological overlays available
• Click and drag box across map to zoom
IRI Map Room
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STEP 1: Selectsize of domain for analysis
STEP 2: Select location for which analysis will be created
Administrative District ORBox – 11km, 33km, 55km, 111km
MEWS Time Series Analyses
IRI Map Room
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MEWS Time Series Analyses
IRI Map Room
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IRI Maproom
• Maproom link
• Global
• Regional
• Applications– Health– Food Security– Fires– IFRC
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Finding the Data and Maps
• Semantic Web metadata/navigation/provenance
http://iridl.ldeo.columbia.edu/ontologies/
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Faceted Searchhttp://iridl.ldeo.columbia.edu/ontologies/query2.pl?...
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Metadata Browserhttp://iridl.ldeo.columbia.edu/ontologies/browse.pl
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Generalizing the IRI plugin
• Currently entities are a view plus (optionally) a set of local data views– Local view is click-on-map plus some
parameter choices– Would be good to generalize those parameter
choices– Parameter choices should only appear when
appropriate
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Generalizing the IRI plugin
• Currently entities are selected from a cascading menu– IRI should serve that menu– Menu should be generated in a meaningful
way– Do we need to consider some other way?
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Possible Basis for Cascading Menu in SERVIR
• Dataset Hierarchy
• Dataset Faceted Search
• Maproom Faceted Search
• Maproom Hierarchy
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Generalizing the IRI plugin
• Making better use of WMS– Should separate out the layers– Transparent Background on Images– Could include local info references within
WMS