mvpa2.clfs.transerror.ConfusionMatrixError

class mvpa2.clfs.transerror.ConfusionMatrixError(labels=None)

Compute confusion matrix as an “error function”

This class can be used to compute confusion matrices from classifier output inside cross-validation fold without the stats conditional attribute. Simply pass an instance of this class to the errorfx argument of CrossValidation.

Methods

__call__(predictions, targets)

Parameters:

labels : list

Class labels for confusion matrix columns/rows

Methods

__call__(predictions, targets)