## Package org.apache.mahout.math.stats

Interface Summary
OnlineAuc: Describes the generic outline of how to compute AUC.

Class Summary
GlobalOnlineAuc: Computes a running estimate of AUC (see http://en.wikipedia.org/wiki/Receiver_operating_characteristic).
GroupedOnlineAuc: Implements a variant on AUC where the result returned is an average of several AUC measurements made on sub-groups of the overall data.
Sampler: Discrete distribution sampler: Samples from a given discrete distribution: you provide a source of randomness and a Vector (cardinality N) which describes a distribution over [0,N), and calls to sample() sample from 0 to N using this distribution

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