Included in {TAIL ~ the embodiments}, is {HEAD ~ a method} for realizing a storage efficient solution of the least squares calculation 
Included in is
Included in { TAIL ~ the embodiments } , is { HEAD ~ a method } for realizing a storage efficient solution of the least squares calculation
REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH REL HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH