ACO-Initialized Wavelet Neural Network for Vibration Fault Diagnosis of Hydroturbine Generating Unit

Table 2

Testing samples.

Fault types	(0.4–0.5)				>3	Object values
Vortex with eccentric	0.82	0.28	0.05	0.04	0.03	1
Unbalance	0.02	0.91	0.08	0.01	0.02	2
Misalignment	0.01	0.48	0.48	0.36	0.20	3
Normal	0.10	0.03	0.02	0.03	0.04	4