When there exist only two fuzzy sets, the fuzzy utility functions are reduced automatically to corresponding fuzzy preference relations.
对于两个模糊集的排序问题，模糊效用函数自动退化为相应的模糊优先关系。
The group decision making problems with fuzzy preference relations are investigated, where there are interactions phenomena among preference of decision makers.
研究了决策者对方案有模糊偏好且偏好间存在相互关联的群决策问题。
A choice function is made on the basis of fuzzy relations of preference. It is difficult to get transitivity properties of fuzzy preferences.
在模糊偏好关系的基础上建立选择函数，其困难在于难以确定模糊偏好关系的传递性。
A choice function is made on the basis of fuzzy relations of preference. It is difficult to get transitivity properties of fuzzy preferences.
在模糊偏好关系的基础上建立选择函数，其困难在于难以确定模糊偏好关系的传递性。
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