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