An Interpretable Denoising Layer for Neural Networks Based on Reproducing Kernel Hilbert Space and its Application in Machine Fault Diagnosis

Chinese Journal of Mechanical Engineering

Table 4 Description of the experimental failures of the planetary gearing system

Label	Ring gear	Sun wheel	Planetary gear	Rolling bearing
1	Normal	Normal	Normal	Normal
2	Tooth fracture	Normal	Normal	Normal
3	Tooth fracture	Tooth fracture	Normal	Normal
4	Tooth fracture	Tooth fracture	Tooth Fracture	Normal
5	Tooth fracture	Normal	Normal	Outer race pitting