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Mean similarity of an AR with all other ARs as a function of its MDS variable c1 using NMF. Cluster 2 is associated with those ARs that are most similar to all other ARs while Cluster 1 contains those that are least similar to all others.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
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