where U and V are {TAIL ~ integers} for delimiting a predetermined frequency region to determine {HEAD ~ the feature vector f} of the organ 
where U and V are { TAIL ~ integers } for delimiting a predetermined frequency region to determine { HEAD ~ the feature vector f } of the organ
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH