DM-07: Automatically extract metadata from data objects

Executive Summary: 
A researcher needs to automatically extract metadata for one or more data objects.
User Importance Summary: 
Researchers and scientists in most fields use metadata to describe their data in order to preserve and communicate their understanding of the data's history, meaning, and key features. Metadata can be vital when searching for data, when reusing data, and when reproducing scientific results.
Target Communities and Sizes: 
Researchers - 10,000 < N < 100,000