{HEAD ~ The predicted magnetic field values} are compared with {TAIL ~ the actual measured values} provided by the magnetic sensors 
are compared with
{ HEAD ~ The predicted magnetic field values } are compared with { TAIL ~ the actual measured values } provided by the magnetic sensors
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH