Table 5 Parameters for the damage constitutive model.

From: Evolution mechanism of deformation and failure energy in composite rock mass with structural planes of different inclinations

Angle (°)

uc

vc

up

vp

RMSE

R2

0

1.9486

0.0056

6.7839

0.0173

0.52

0.962

30

2.2011

0.0048

5.4583

0.0153

0.78

0.954

45

2.8016

0.0085

2.1941

0.0110

1.08

0.921

60

1.2665

0.0035

2.0234

0.0142

0.97

0.931

90

2.2353

0.0052

19.7563

0.0090

1.19

0.906

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