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This analysis compares element usage in the 18 NASA collection with the 8 non NASA (Other) collections.  This evaluation identifies elements which exist in collections as well as elements that are complete in collections.  In order for an element to exist in a collection it must be present in at least 1 metadata record included in the collection. In order for an element to be complete in a collection it must be present in all metadata records included in the collection. 

Graph Interpretation

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NASA Exist vs OTHER Exist

 

Chart 1 below compares element existence in NASA Collections with Other collections.  The X axis shows the number of NASA collections that include an element. The Y axis shows number of Other collections that include an element.  The bubble size shows the number of elements included in the 2 collections.

 

The large blue bubble in the upper right corner of the plot shows elements that exist is all 18 NASA collections and in all 8 Other collections.  This bubble includes 51 elements, as shown in the legend.  For a more detailed 

 

Chart 1: NASA EXIST vs Other Exists

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NASA Complete vs OTHER Complete

 

Chart 12: NASA EXIST Complete vs Other ExistsImage RemovedComplete

 

 

 

 

A. Twenty-seven elements are present in all NASA and Other Collections (:

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