A Novel Cuckoo Search Optimized Deep Auto-Encoder Network-Based Fault Diagnosis Method for Rolling Bearing

Table 4

Training time and average test accuracy of different inputs for DCSAE.

Input	Training time (s)	Average test accuracy (%)
Raw data	136.97	68.43
Single-scale features	2.67	75.14
Multiscale features	5.83	98.57