Table 3 Experimental accuracy at different sample sizes.

From: Elevator fault diagnosis based on digital twin and PINNs-e-RGCN

Sample size

Real label

Predicted label

Average accuracy

Normal

Jump

Star-stop

Acuteness

120

Normal

0.95

0

0.05

0

93.25%

Jump

0

0.88

0.02

0.10

 

Star-stop

0.06

0

0.92

0.02

 

Acuteness

0

0.02

0

0.98

 

160

Normal

1

0

0

0

96.5%

Jump

0

0.96

0

0.04

 

Star-stop

0.05

0

0.95

0

 

Acuteness

0

0

0

1

 

200

Normal

1

0

0

0

96.8%

Jump

0

0.97

0

0.03

 

Star-stop

0.04

0

0.96

0

 

Acuteness

0

0

0

1

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