Table 1: Description of the experimental data.

Position of faultDefect size (inches)Label of classesNumber of samples

Inner race0.007L159
Inner race0.014L259
Inner race0.021L359
Ball0.007L459
Ball0.014L559
Ball0.021L659
Outer race0.007L759
Outer race0.014L859
Outer race0.021L959