The combination of independently calculated common view and network based clock offsets can be {HEAD ~ a weighted average} of {TAIL ~ the two values}, involving respective weights based on quality estimates of the latter 
of
The combination of independently calculated common view and network based clock offsets can be { HEAD ~ a weighted average } of { TAIL ~ the two values } , involving respective weights based on quality estimates of the latter
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH