The method 5 further comprising storing the inverted matrix computed for a first code of interest and applying said stored matrix to compute {HEAD ~ a soft scaling factor} for a second code of {TAIL ~ interest} 
The method 5 further comprising storing the inverted matrix computed for a first code of interest and applying said stored matrix to compute { HEAD ~ a soft scaling factor } for a second code of { TAIL ~ interest }
OTH 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 HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL