Table 2 The description of the transfer path for rolling bearings.

From: Discriminative fault diagnosis transfer learning network under joint mechanism

Migration task

Training set

Test set

Fault types

Severities

G1→G2

1797r/min

1772r/min

  

G1→G4

1797r/min

1730r/min

NC

 

G2→G4

1772r/min

1730r/min

IF

0.007in

G3→G1

1750r/min

1797r/min

BF

0.014in

G3→G2

1750r/min

1772r/min

OF

0.021in

G4→G3

1730r/min

1750r/min

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