Returns a ChiSquared feature selector.
Returns a ChiSquared feature selector.
an RDD[LabeledPoint]
containing the labeled dataset with categorical features.
Real-valued features will be treated as categorical for each distinct value.
Apply feature discretizer before using this function.
number of features that selector will select (ordered by statistic value descending)
number of features that selector will select (ordered by statistic value descending)
:: Experimental :: Creates a ChiSquared feature selector.