Methods and {HEAD ~ systems} of the present invention may be used to recognize {TAIL ~ digital image data} arranged in rows and columns 
Methods and { HEAD ~ systems } of the present invention may be used to recognize { TAIL ~ digital image data } arranged in rows and columns
OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH