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一种有效处理冲突证据的组合方法

Keywords: 冲突证据目标识别证据理论组合规则信息融合距离函数概率分配函数

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Abstract:

为了有效融合高度冲突的证据,提出一种新的基于证据距离的组合方法,首先引入了一个证据体距离函数,之后求出系统中各证据被其它证据所支持的程度,对支持度归一化后获得各个证据的可信度,并将可信度作为证据的权重,对系统中的证据加权平均后再利用Dempster组合规则实现信息融合,与其它方法比较,该方法在系统存在伪证据(干扰)时仍然能够有效快速地识别出目标。

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