Deep Transfer Learning Method Based on 1D-CNN for Bearing Fault Diagnosis

Table 3

Classification accuracy (%) of various conditions.

Transfer condition	Source domain accuracy (%)	Target domain accuracy (%)
A ⟶ B	100	98.50
B ⟶ A	100	98.33
A ⟶ C	100	99.07
C ⟶ A	100	98.40
A ⟶ D	100	99.00
D ⟶ A	100	93.87
B ⟶ C	100	99.53
C ⟶ B	100	97.67
B ⟶ D	100	98.40
D ⟶ B	100	95.20
C ⟶ D	100	98.93
D ⟶ C	100	97.20
AVG	100	97.85