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Fast Multi-Stage Hybrid Fingerprint Matching
Author(s): 
Pages: 787-793
Year: Issue:  5
Journal: Pattern Recognition and Artificial Intelligence

Keyword:  指纹识别 多级匹配 Fourier-Mellin变换 细节点模板;
Abstract: 提出一种快速的多级指纹混合匹配方法.该方法在提取指纹图像特征,建立指纹细节点匹配模板后,对指纹进行多级匹配.首先,计算两幅指纹图像特征矢量之间的欧式距离,通过比较距离大小实现指纹的初级比对.然后利用输入指纹与库指纹的细节点模板进行二次匹配.最后,对二次匹配过程中匹配的细节点对加以分析,选取可靠的细节点对作为多参照对应点进行再次匹配.该方法融合指纹的图像特征和细节点特征,避免建立指纹细节点对应性耗时的搜索过程,同时多参照点的引入可以更好地校准细节点集.实验证明该方法快速有效.
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