mid: 1077
url: http://web.synapse-dev.fr/selibel/3D/Arbre.wrl
ref_url: http://web.synapse-dev.fr/selibel/Page2.htm
format: wrl 
pid: 20372
polygons: 1471
connected_components: 48
average_dihedral_angle: 0.792733
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.698488, ymax = 0.975, zmax = 0.715327
avg_depth: 1.409417
center: (0.345178,0.537757,0.359323)
scale: 0.559426
principle_axes: (0.113290,0.984409,0.134549), (0.687907,-0.175428,0.704279), (0.716902,0.012770,-0.697057)
principle_values: (0.051954,0.022372,0.015702)