mid: 1536
url: http://www.albany.net/~camsys/vrml/viper.wrl
ref_url: http://www.albany.net/~camsys/sbsample.html
format: wrl 
pid: 10993
polygons: 3653
connected_components: 660
average_dihedral_angle: 0.424289
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.629503, ymax = 0.975, zmax = 0.500356
avg_depth: 1.151728
center: (0.335937,0.483403,0.264858)
scale: 0.661985
principle_axes: (-0.503495,-0.860762,-0.074717), (0.024223,0.072381,-0.997083), (-0.863659,0.503836,0.015593)
principle_values: (0.094032,0.021459,0.006785)