Using a Support Vector Machine Based Decision Stage to Improve the Fault Diagnosis on Gearboxes

Table 3

Rotation frequencies.

Code	Frequency profile	Rotation frequency (Hz)
F1	Constant	8
F2	Constant	12
F3	Constant	15
F4	Sine period = 2 s	8–15
F5	Square period = 2 s	8–15