cartesianExpand | expands two data.frames using the Cartesian product |
makeDesign | make a uniform, random, or user-specified grid over some columns of a data.frame, and combine it with a grid of points to integrate over. |
makePermutedDesign | creates a 'data.frame' with some columns permuted |
marginalPrediction | marginalizes prediction functions |
permutationImportance | computes permutation importance |
uniformGrid | method to create a uniform grid on a variable |