“…Considering the ratings in the study are in the linguistic form, the intuitionistic fuzzy set is applied to model the linguistic ratings more comprehensively. In order to discriminate the experts and indicator, the entropy, which is proposed to measure the discriminatory power in decision making [ 40 , 41 , 42 , 43 , 44 , 45 ], is used. Entropy and intuitionistic fuzzy sets are reviewed briefly as follows [ 40 , 41 , 46 , 47 , 48 , 49 , 50 ].…”