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2
votes
3answers
53 views

How to calculate IV, EV and optimal k for K-means?

Could someone explain how to calculate the following 3 evaluative properties: Intercluster Variability (IV) - How different are the data points within the same cluster Extracluster Variability (EV) ...
2
votes
1answer
44 views

Densely connected non overlapping subgraph

I'm trying to detect quasi cliques in an undirected graph. My problem is that I don't want any overlap between cluster. I'm currently trying to detect community using Louvain algorithm, but it ...
1
vote
0answers
39 views

Clustering images based on timestamp

I want to make folders of images of users in a meaningful way. The images have only the timestamp of creation associated with them. Each folder can have a maximum of k images. I can use median or ...