Directory Interchange Format

approved standard recommended for use in NASA Earth Science Data Systems in September 2008.
It inlcudes elements focusing on instruments that capture data, temporal and spatial characteristics of the data, and projects with which the dataset is associated. It is defined as a W3C XML Schema. 

The DIF metadata model is compatible with the ISO 19115 metadata model.
While the DIF is compatible with ISO 19115, there is a feeling among some metadata providers that the DIF should be superseded by ISO 19115.



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