Monday, December 19, 2011

ROC using perfcurve :

[X,Y,T,AUC] = perfcurve(labels,scores,posclass)

Perf curve returns points on ROC curve. To obtain more robust results using multiple iteration; labels and scores should be cell array containing multiple iteration labels. In this case it returns Mx3 matrix for X , Y , AUC , first column represents the mean value and others are bounds.

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