Typical printed codes and cameras vary from one code or camera to the next and over time so a method of adjusting {HEAD ~ a camera} to recognize {TAIL ~ each feature} at the moment of reading the symbol is provided in accordance with the present invention 
Typical printed codes and cameras vary from one code or camera to the next and over time so a method of adjusting { HEAD ~ a camera } to recognize { TAIL ~ each feature } at the moment of reading the symbol is provided in accordance with the present invention
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH