分析过程中用隶属度函数衡量各影响因子代表的发电商串通报价可能性的程度，并利用变权法改变权重，突出薄弱环节。
The membership grade function is used to analyze the collusion bidding possibility of the contributed factors and the variable weight method is used to show the weak point.
从已知隶属度和非隶属度出发，重点分析了激励惩罚型变参数区间值直觉模糊集的构造。
Based on the degree of membership and the degree of non-membership, this paper focuses on the construction of incentive-penalty interval-valued intuitionistic fuzzy sets with varying parameter.
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