Sensor Fault Diagnosis Method Based on -Grey Wolf Optimization-Support Vector Machine

Table 1

Distribution of sample data.

Fault type	Training set	Testing set
Spike fault	60 groups	15 groups
Drift fault	15 groups	17 groups
Bias fault	28 groups	20 groups
Random fault	17 groups	5 groups
Stuck fault	57 groups	3 groups
Erratic fault	23 groups	7 groups
Data loss fault	25 groups	19 groups