Ground truth 3d sphere dice models

This dataset contains three 3D model files of sphere dice, with three, six, and twelve concavities, in the .stl format.

These 3D model files were modified through scaling from the Sphere Dice dataset by anvil777, items d3.stl, d6.stl, and d12.stl, available from https://www.thingiverse.com/thing:676660 .