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This analysis compares element usage in the 18 NASA collection with the 8 non NASA (Other) 25 SciOps 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. 

Element usage for NASA collections and Other SciOps collections is are shown below using bubble charts.  The bubble chart interpretation graphic provides a schematic for interpreting the bubble plots. 

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Bubble Chart Interpretation

NASA Exist vs

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SciOps 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.

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