mid: 1054
url: http://w1.520.telia.com/~u52015187/downloads/tree2.zip
ref_url: 
format: xthreexds 
pid: 47906
polygons: 6042
connected_components: 3544
average_dihedral_angle: 0.187577
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.874154, ymax = 0.975, zmax = 0.859642
avg_depth: 1.528121
center: (0.460629,0.529887,0.453664)
scale: 0.576523
principle_axes: (-0.179281,0.982860,0.042943), (-0.029091,0.038335,-0.998841), (-0.983368,-0.180323,0.021719)
principle_values: (0.059469,0.017723,0.017454)