▁of ▁decision ▁tables . ▁In ▁another ▁interpretation ▁M . ▁A . ▁K ł op ote k ▁and ▁S . ▁T . ▁W ierz cho ń ▁propose ▁to ▁view ▁this ▁theory ▁as ▁describing ▁destruct ive ▁material ▁processing ▁( under ▁loss ▁of ▁properties ), ▁e . g . ▁like ▁in ▁some ▁sem icon duct or ▁production ▁processes . ▁Under ▁both ▁interpret ations ▁reasoning ▁in ▁D ST ▁gives ▁correct ▁results , ▁contrary ▁to ▁the ▁earlier ▁probabil istic ▁interpret ations , ▁critic ized ▁by ▁Pear l ▁in ▁the ▁c ited ▁papers ▁and ▁by ▁other ▁research ers . ▁ ▁J ø s ang ▁proved ▁that ▁D emp ster ' s ▁rule ▁of ▁combination ▁actually ▁is ▁a ▁method ▁for ▁f using ▁belief ▁constraints . ▁It ▁only ▁represents ▁an ▁approximate ▁fusion ▁operator ▁in ▁other ▁situations , ▁such ▁as ▁cum ulative ▁fusion ▁of ▁belief s , ▁but ▁generally ▁produces ▁incorrect ▁results ▁in ▁such ▁situations . ▁The ▁confusion ▁around ▁the ▁valid ity ▁of ▁D emp ster ' s ▁rule ▁therefore ▁origin ates ▁in ▁the ▁failure ▁of ▁correctly ▁interpre ting ▁the ▁nature ▁of ▁situations ▁to ▁be ▁mode led . ▁D emp ster ' s ▁rule ▁of ▁combination ▁always ▁produces ▁correct ▁and ▁intuit ive ▁results ▁in ▁situation ▁of ▁f using ▁belief ▁constraints ▁from ▁different ▁sources . ▁ ▁Rel ational ▁measures ▁In ▁considering ▁prefer ences ▁one ▁might ▁use ▁the ▁partial ▁order ▁of ▁a ▁lattice ▁instead ▁of ▁the ▁total ▁order ▁of ▁the ▁real ▁line ▁as ▁found ▁in ▁D emp ster – Sch a fer ▁theory . ▁Indeed , ▁Gun ther ▁Schmidt ▁has ▁proposed ▁this ▁modification ▁and