Table 2 Summary of the relative differences in shear stress and volumetric strain.

From: Size effect on contact behavior in DEM simple shear tests

Model name

Maximum of relative difference in shear stress (%)

Mean of the relative difference in shear stress (%)

Maximum of relative difference in volumetric strain (%)

Mean of the relative difference in volumetric strain (%)

1D

10.4

1.46

161.71

67.69

2D

16.3

3.51

235.53

106.08

4D

7.61

0.06

263.46

91.53