Bearing Fault Diagnosis Based on Deep Belief Network and Multisensor Information Fusion

Table 4

The parameters of DBN in sensors 1–3 and multisensors.

Parameters	Sensor 1	Sensor 2	Sensor 3	Multisensors
Input	14	14	14	42
Output	4	4	4	4
Number of hidden layers	2	2	2	2
Number of neurons in a layer	8	8	8	12
Iteration	20	20	20	20
Minibatch size	10	10	10	10
Momentum	0.02	0.02	0.02	0.02
Learning rate	0.01	0.01	0.01	0.01