Early Fault Diagnosis Model Design of Reciprocating Compressor Valve Based on Multiclass Support Vector Machine and Decision Tree

Table 5

Comparison of identification result.

Model	Sample number	Correct diagnosis	Identification time (s)	Accuracy rate (%)
DT--SVM	30	28	1.69	93.3
SVM	30	28	2.55	93.3
BP(δ = 0.01)	30	25	11	83.3
BP(δ = 0.05)	30	23	15	76.7