Association Rule-Based Feature Mining for Automated Fault Diagnosis of Rolling Bearing

Table 1

List of extracted features.

Domain	Features	Expression
Time	Mean value
	Standard deviation
	Root mean square
	Root amplitude
	Crest value
	Skewness
	Kurtosis
	Kurtosis coefficient
Frequency	Ball pass frequency, inner race
	Ball pass frequency, outer race
	Ball (roller) spin frequency
	Fundamental frequency