The processing unit can also determine whether {HEAD ~ a machine} has completed its mission using {TAIL ~ the features} in the sensor data 
The processing unit can also determine whether { HEAD ~ a machine } has completed its mission using { TAIL ~ the features } in the sensor data
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH