... is performed [ 59 ]. The permutation test compares the performance of a classification method when the method is applied to the original data and to the randomly permutated data. In the randomly permutated data, class labels are randomly rearranged (i.e., permutated). The classification method is applied...

... = probability of failure SD = standard deviation S DF max = performance function that considers dynamic factor (N) S σ c = performance function that considers contact/Hertzian stress (MPa) S max = performance function...