Rolling Bearing Fault Diagnosis Based on MFDFA-SPS and ELM

Table 3

Average runtime and recognition accuracy of five methods.

Algorithm	Average runtime (s)	Average recognition accuracy (%)
MFDFA + ELM	54.41	92.46
SPS + ELM	2.05	80.83
MFDFA-SPS + ELM	54.56	99.25
MFDFA-SPS + LSSVM	55.52	95
MFDFA-SPS + SVM	54.22	95.71