In {HEAD ~ the halftoning art}, the non periodic characteristic of {TAIL ~ the screen function} is typically referred to as stochastic 
In { HEAD ~ the halftoning art } , the non periodic characteristic of { TAIL ~ the screen function } is typically referred to as stochastic
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH