Each sensor element senses the magnetic field strength generated by each of the plurality of magnets and provides {HEAD ~ data} indicative of {TAIL ~ the direction} of the magnets in a three dimensional space 
indicative of
Each sensor element senses the magnetic field strength generated by each of the plurality of magnets and provides { HEAD ~ data } indicative of { TAIL ~ the direction } of the magnets in a three dimensional space
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH