Yet another aspect of the present invention comprises orienting {HEAD ~ the symbol} by identifying at least a portion of {TAIL ~ the data cell border} 
Yet another aspect of the present invention comprises orienting { HEAD ~ the symbol } by identifying at least a portion of { TAIL ~ the data cell border }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL