Reliable Fault Classification of Induction Motors Using Texture Feature Extraction and a Multiclass Support Vector Machine

Table 3

Optimal sigma values of each SVM strutcure.

Faults	Optimal range	Selected values
AMF (SVM1: class 1)	0.2<𝜎<2.0	1.0
BRBF (SVM2: class 2)	0.1<𝜎<2.0	0.9
NO (SVM3: class 3)	0.1<𝜎<1.4	0.6
RIF (SVM4: class 4)	0.1<𝜎<1.9	1.0
BF (SVM5: class 5)	0.1<𝜎<0.3	0.2
BSF (SVM6: class 6)	0.1<𝜎<0.4	0.2
PMF (SVM7: class 7)	0.1<𝜎<1.2	0.6
PIF (SVM8: class 8)	0.1<𝜎<1.1	0.5