A New Support Vector Regression Model for Equipment Health Diagnosis with Small Sample Data Missing and Its Application

Table 11

Failure diagnosis effect of different missing data filling models for Pump B.

	Single-variable prediction filling mode		Multiple-variable prediction filling mode		Dynamic weight combination prediction filling mode
	Accuracy (%)	Time (s)	Accuracy (%)	Time (s)	Accuracy (%)	Time (s)
GA-SVR	86.67	16.43	93.33	23.45	100.00	24.29
SVR	83.33	14.50	90.00	22.76	96.67	23.40
BPNN	76.67	31.80	86.67	59.80	93.33	61.02