{HEAD ~ The feature vectors} of {TAIL ~ the organs} allow mathematical analysis of the components having the most representative characteristics of the organs 
{ HEAD ~ The feature vectors } of { TAIL ~ the organs } allow mathematical analysis of the components having the most representative characteristics of the organs
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH