Fuzzy risk analysis in poultry farming using a new similarity measure on generalized fuzzy numbers

S(A,B)=1−14∑i=14∣ai−bi∣×1−12∣Amb(A)−Amb(B)∣+∣Val(A)−Val(B)∣×1−12∣ω1−ω1′∣+∣ω2−ω2′∣×minxA,rxB)+min(ryA,ryB)max(rxA,rxB)+max(ryA,ryB)Amb(A)andVal(A)are ambiguity and value of GFNA.rxA,rxB,ryA,ryB=Elements of the ROG points of the GFNsAandB. 103