定义 1 若Θ为一鉴别框架,则Θ上的基本概率赋值函数(Basic Probability Assignment Function,BPAF)m为2Θ到[0,1]上的函数,且满足: 其中:Θ为非空子集;Ai称为焦点元素。
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上的基本概率赋值函数 Basic Probability Assignment Function ; BPAF
在基于D-S推理的信息融合中,其关键问题是基本概率赋值函数的构造。
The key problem to D-S reasoning is basic probability assignment function, so the algorithm implementation of D-S reasoning is a esrious problem.
首先建立基本概率赋值,然后计算信任函数,最后按照一定的组合规则作出决策。
At first, the basic probability assignment is established; then, the trust function is calculated; at last, the decision is made according to some combination rule.
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