Table 5 K-fold cross validation.

From: A graph neural network-based bearing fault detection method

k-fold

Group 1

Group 2

Group 3

1

0.986

0.971

0.994

2

0.982

0.977

0.993

3

0.974

0.982

0.988

4

0.991

0.963

0.989

5

0.987

0.981

0.991

Avg

0.984

0.975

0.991