1. Data Set Casting An overview of the xml used for casting data sets

2. 9th ESDSWG, Technology Infusion, Casting Data Sets Data Set Casting Data sets are cast to:  Enable discovery of data  Link services and data  Encourage sharing of data Each data set is “entry” within a feed Data sets are combined to create “feeds”  A data set may appear in multiple feeds

3. Concerns and Issues Data set identifiers Representation of a data set  Incorporating standards (ISO TC211)  Duplication of content  Redefining xml schema types  Including data set information vs. proving a link  Portability to different syndication formats Elements for matching and searching  Need more than spatial, temporal, GCMD parameter, and ISO topic category 9th ESDSWG, Technology Infusion, Casting Data Sets

4. Example: Feed 9th ESDSWG, Technology Infusion, Casting Data Sets National Snow and Ice Data Center http://nsidc.org nsidc@nsidc.org nsidc.org,2010,dataset NSIDC Data Sets 2010-10-13T11:51:02.253321- 06:30

5. Example: Entry 9th ESDSWG, Technology Infusion, Casting Data Sets George A. Riggs... Vince V. Salomonson http://nsidc.org/data/myd29v5.html 2006-12-18T00:00:00Z MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km, Version 5 2010-10-13T12:01:01.123-06:30

6. Example: Cast Entry 9th ESDSWG, Technology Infusion, Casting Data Sets

7. Example: Cast Identity 9th ESDSWG, Technology Infusion, Casting Data Sets http://nsidc.org/data/myd29v5.html underDevelopment eng George A. Riggs … 2006-12-18 Boulder, CO National Snow and Ice Data Center 5 http://nsidc.org/data/myd29v5.html

8. Example: Cast Facets 9th ESDSWG, Technology Infusion, Casting Data Sets Cryosphere > Sea Ice > Ice Extent]]> Oceans > Sea Ice > Ice Extent]]> POLAR]]> imageryBaseMapsEarthCover -180 180 -90 90

9. Example: Cast Facets 9th ESDSWG, Technology Infusion, Casting Data Sets 20020704 Unknown

10. Example: Cast Contacts 9th ESDSWG, Technology Infusion, Casting Data Sets NSIDC USER SERVICES National Snow and Ice Data Center... +1 (303) 492-6199 codeListValue="pointOfContact">pointOfContact

11. Example: Rights and Metadata 9th ESDSWG, Technology Infusion, Casting Data Sets NSIDC 0.1 2010-10-18

12. 9th ESDSWG, Technology Infusion, Casting Data Sets