Fault Recognition of Indicator Diagrams Based on the Dynamic Time Warping Distance of Differential Curves

Table 2

Training time and accuracy of four different methods for recognizing the fault type of indicator diagrams.

Method	Training time (s)	Accuracy (%)
Our method	5	90.3
BP network	8	82.2
Extreme learning machine	4	81.8
RBF	13	86.4