Research Article

Automated Shape Analysis and DEM Study on Graded Crushed Stone

Table 1

Fitting function and related parameters.

Shape indexFitting functionMean valueGoodness of fit R2Range

EINormal distribution0.680.98From 0.25 to 1
RdNormal distribution0.330.98From 0.2 to 0.6
RgNormal distribution0.00390.97From 0.002 to 0.006