Support, Confidence, Lift — Free Data Mining Tutorial

Learn Support, Confidence, Lift in Data Mining with a free, beginner-friendly tutorial, examples and practice for Indian students on Syllab.in.

Support, Confidence, Lift — Free Data Mining Tutorial

Learn Support, Confidence, Lift in Data Mining with a free, beginner-friendly tutorial, examples and practice for Indian students on Syllab.in.

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TL;DR: Learn Support, Confidence, Lift in Data Mining with a free, beginner-friendly tutorial, examples and practice for Indian students on Syllab.in.

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Support, Confidence, Lift in Data Mining

Support(X,Y) = freq(X,Y)/total - proportion of transactions

Confidence(X→Y) = freq(X,Y)/freq(X) - probability Y given X

Lift = Confidence/Support(Y) - correlation strength. Lift>1 positive, <1 negative

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