The new range of values are mapped using {TAIL ~ the appropriate gray scale transfer function} to {HEAD ~ a set} of values displayed on the display medium 
The new range of values are mapped using { TAIL ~ the appropriate gray scale transfer function } to { HEAD ~ a set } of values displayed on the display medium
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH