generating 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 {HEAD ~ vd} are {TAIL ~ the V component signals} corresponding to the reference region 
are
generating 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 { HEAD ~ vd } are { TAIL ~ the V component signals } corresponding to the reference region
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 OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH