In some cases, if a sufficient matching block is not identified for a given block, {HEAD ~ the given block} may be stored as {TAIL ~ a registered block} without any combination with the reference blocks of reference image 24 
stored as
In some cases , if a sufficient matching block is not identified for a given block , { HEAD ~ the given block } may be stored as { TAIL ~ a registered block } without any combination with the reference blocks of reference image 24
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH