基于Gabor滤波的指纹图像增强算法研究
汤海林;
摘要(Abstract):
指纹图像增强是指纹识别系统中关键技术之一,基于Gabor滤波的方法以其能同时在空间域和频率域的变换而被广泛应用,本文详细介绍了Gabor函数、Gabor滤波器的图像增强算法、方向图计算、纹线频率计算的步骤及方法,并根据本文设计的增强算法在计算机上编程实现,实验结果表明该算法能较好的去除指纹图像中的噪声,达到增强的效果。
关键词(KeyWords): 图像增强;Gabor;滤波器;算法
基金项目(Foundation):
作者(Author): 汤海林;
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DOI:
参考文献(References):
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