Ranking fuzzy numbers based on decomposition principle and signed distance

By Jing-Shing Yao, Kweimei Wu. Fuzzy Sets Syst., 2000

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A fuzzy simple additive weighting system under group decision-making for facility location selection with objective/subjective attributes (2008, methodology): “Yao and Wu, 2000.”
A taxonomy and review of the fuzzy data envelopment analysis literature: Two decades in the making (2011, methodology): “Furthermore, they proposed a fuzzy BCC model using the fuzzy number ranking method proposed by Yao and Wu (2000) for trapezoidal fuzzy data in DEA. Hosseinzadeh Lotfi et al. (2007a) applied trapezoidal fuzzy data to Jahanshahloo et al.'s (2004b) DEA method, in which a fuzzy fixed cost was equitably…”
Multimoora for the EU member states updated with fuzzy number theory (2011, methodology): “There are four defuzzification methods commonly employed: (i) the centered method (or centre of area – COA); (ii) the Mean-of-maximum (MOM); (iii) the α-cut method; and (iv) the signed distance method (Zhao and Govind 1991; Yao and Wu 2000).”