Group K-fold Cross Validation

K-fold variant with non-overlapping groups.The same group will not appear in two different folds (the number of distinct groups has to be at least equal to the number of folds).

Definition

Input ports

X table

X

Y table

Y

G table

G

Output ports

out [(table, table)]

out

Configuration

Number of splits (n_splits)

Number of folds, must be atleast 2

Implementation

class node_crossvalidation.CrossVal_GroupKFold