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