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基于k近邻法和脊线追踪的指纹匹配算法

, PP. 1806-1810

Keywords: 计算机应用,指纹匹配,近邻法,脊线追踪,半可变限界盒,二次匹配

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Abstract:

首先,综合运用k近邻法和脊线追踪法,分别为叉点和端点设计了新的拓扑结构,提取脊线特征、邻域特征、细节点特征。其次,利用特征加权和坐标转换,以及半可变限界盒技术提出快速的二次匹配过程。试验结果表明:该算法运行速度快、拒识率和误识率低。

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