The acts of normalizing, weighting, and {TAIL ~ summing} are preferably accomplished by traditional circuits or {HEAD ~ software}, but may alternatively be accomplished by any suitable means 
The acts of normalizing , weighting , and { TAIL ~ summing } are preferably accomplished by traditional circuits or { HEAD ~ software } , but may alternatively be accomplished by any suitable means
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH