generating {TAIL ~ a V component partial error measure SAEv} in accordance with the following equation: ##EQU19## wherein F is a function of yr and vd , yr are the decoded V component signals corresponding to the decoded region, and vd are {HEAD ~ the V component signals} corresponding to the reference region 
generating { TAIL ~ a V component partial error measure SAEv } in accordance with the following equation : # # EQU19 # # wherein F is a function of yr and vd , yr are the decoded V component signals corresponding to the decoded region , and vd are { HEAD ~ the V component signals } corresponding to the reference region
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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