Intelligent Diagnosis of Rolling Bearing Fault Based on Improved Convolutional Neural Network and LightGBM

Table 3

Bearing test data set.

Bearing status	Fault diameter (mm)	Number of samples
Normal	—	700/200/100
Ball failure	0.178	700/200/100
	0.356	700/200/100
	0.534	700/200/100
Inner ring fault	0.178	700/200/100
	0.356	700/200/100
	0.534	700/200/100
Outer ring fault	0.178	700/200/100
	0.356	700/200/100
	0.534	700/200/100