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yi zhong zhen dui di zhi liang zhi wen de zhi wen tu xiang pi pei suan fa
Author(s): 
Pages: 8-11
Year: Issue:  3
Journal: Security and Safety Technology Magazine

Abstract: 目前,指纹识别方法的主流是通过提取指纹细节特征并对这些特征进行成对匹配.问题是指尖表面状况严重影响识别结果,而指尖表面采集结果又受到环境和个人因素影响.为解决这个问题,本文提出了一种限频相位相关图像匹配方法,利用二维离散傅里叶变换中的限频相位部分使得低质量指纹图像的识别具有的很高的鲁棒性.选用一系列从采集条件恶劣的指尖(如:干指尖、粗糙的指尖、过敏症患者的指尖)处取得的指纹进行匹配实验,实验表明,...
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