然而,并不是所有数据源利用证据理论结合后都能提高目标类别的基本概率分配(Basic Probability Assignment,BPA),从而提高遥感分类效果。如何对证据结合的效果进行评价已成为应用证据理论的一个关键问题。
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定义2.2 基本概率分配(BasicProbabilityAssignment,BPA):每一个证据E 都有一个关于方案偏好信息的概率分配函数m:2e--4【0,l】,称为mass函数或基...
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基本概率分配函数 Basic Probability Assignment Functions ; Basic Probability Assignment ; BPA
上的基本概率分配 Basic Probability Assignment
的基本概率分配 Basic Probability Assignment ; BPA
称为基本概率分配函数 Basic Probabil-ity Assignment
S证据理论中,进行目标识别需要获取各项证据的基本概率分配函数。
In the D-S evidence theory, its necessary to obtain the basic probability assignment function of all kinds of evidence in order to carry on target recognition.
根据雷达和舰船的对应关系,由雷达概率分配函数推导出目标平台的基本概率分配函数。
Then, according to the correlation between radar and ship, the BPA of target platform from radar basic probability assignment is obtained.
讨论了切削颤振状态识别的信息融合方法,分别给出了基于基本概率分配函数和基于证据区间值的颤振状态识别方法。
Two kinds of information fusion method of the cutting chatter state recognition are given based on the basic probability assignment function, Pl a and Bel a.
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