The final NASA ISO extensions will be available in an XML schema that is linked to the standard ISO schemas. This schema will be available in a repository at Earth Data.
A draft version of this schema is available here: NASASchema.tar.
The following contains detailed documentation on the schema for the EOS extensions. Included are UML diagrams, technical notes, attribute descriptions and code examples.
The linked filed is over 80MB. It is highly recommended that you download it for use as a desktop resource.
Click here to download eos_documentation.doc.
The following is a comprehensive crosswalk for the ECHO attributes, as translated to the NASA Schema for ISO.
Click ECHO Crosswalks.xlsx to download the entire Excel Workbook.
Expand the following to view a list of all valid XPaths between ECHO and the NASA Schema of ISO.
This mapping is being replaced and should be available directly.
The following is a draft, working crosswalk for ECS. It does not include 19115-1 attributes and does not reflect the NASA Best Practices: ECS_Wiki_July2012.xls