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The Greek sculpture model. Left: the original surface mesh. Middle: the cut-view of the tetrahedral mesh generated. Right: the surface view of the tetrahedral mesh generated. The left histogram is calculated with the angles of the generated boundary surface mesh, where the angle range is [12.31°, 119.54°]. The right histogram is on the dihedral angles of the tetrahedra generated, where the angle range is [8.63°, 148.29°].
