A method and system generates 3D video images from {HEAD ~ point samples} obtained from {TAIL ~ primary video data} in a 3D coordinate system 
obtained from
A method and system generates 3D video images from { HEAD ~ point samples } obtained from { TAIL ~ primary video data } in a 3D coordinate system
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH