providing an image comprised of rows and {HEAD ~ columns} of {TAIL ~ pixels}, each pixel associated with a respective pixel value 
of
providing an image comprised of rows and { HEAD ~ columns } of { TAIL ~ pixels } , each pixel associated with a respective pixel value
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH