A Fault Diagnosis Method of Train Wheelset Rolling Bearing Combined with Improved LMD and FK

Table 1

Performance of different LMD methods.

Method	CPU time (s)	Absolute value errors (m/s^2)
CSI LMD	0.063	0.0482
CIE LMD	0.293	0.0238
ICIE LMD	0.274	0.0237