In step 706, the process averages all the probe match scores in {HEAD ~ each} of the K clusters to form {TAIL ~ new centers} for the clusters, and goes to step 708 
In step 706 , the process averages all the probe match scores in { HEAD ~ each } of the K clusters to form { TAIL ~ new centers } for the clusters , and goes to step 708
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH