mid: 351
url: http://www.facegen.com/download/john_obj_all.zip
ref_url: http://www.facegen.com/downloads.htm
format: obj 
pid: 28001
polygons: 1646
connected_components: 6
average_dihedral_angle: 0.304362
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.736533, ymax = 0.975, zmax = 0.842455
avg_depth: 1.070232
center: (0.379786,0.550360,0.438031)
scale: 0.731265
principle_axes: (-0.002777,0.779762,-0.626070), (0.029826,-0.625729,-0.779470), (0.999551,0.020838,0.021519)
principle_values: (0.061766,0.041647,0.032509)