An Unsupervised Deep Feature Learning Model Based on Parallel Convolutional Autoencoder for Intelligent Fault Diagnosis of Main Reducer

Table 1

Operation condition modes.

Labels	Condition modes
C1	Health mode
C2	Normal status
C3	Gear error
C4	Gear burr
C5	Gear hard point
C6	Misalignment
C7	Gear tooth broken