A likelihood-based suspiciousness metric and greedy mining algorithm detect groups of entities that share unusually many rare attribute values across multiple views, validated on Snapchat advertiser fraud.
Catchsync: Catching synchronized behavior in large directed graphs,
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SliceNDice: Mining Suspicious Multi-attribute Entity Groups with Multi-view Graphs
A likelihood-based suspiciousness metric and greedy mining algorithm detect groups of entities that share unusually many rare attribute values across multiple views, validated on Snapchat advertiser fraud.