A layout quality parameter is determined for each of the interface objects based on arrangement of {HEAD ~ the layout fields} within {TAIL ~ the interface objects} 
within
A layout quality parameter is determined for each of the interface objects based on arrangement of { HEAD ~ the layout fields } within { TAIL ~ the interface objects }
OTH OTH 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