The alogthium is mainly composed of two sections,which are fingerprint preprocessing and fingerprint matching.
该算法主要包括指纹预处理以及指纹特征匹配两大部分。
参考来源 - 基于Gabor滤波的自动指纹认证系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The direction information in fingerprint images is very useful for fingerprint preprocessing, classification and matching.
指纹图像的方向信息对指纹的预处理、分类及匹配有着重要的作用。
In the following parts it's emphasized to study the relationship and effect of fingerprint preprocessing and matching of the fingerprint image.
随后，论文分析了指纹采集质量对后续指纹预处理和匹配的重要关系与作用。
In this paper, the effective and efficient algorithms at each step in the orientation-based fingerprint preprocessing are discussed in details.
针对以往求取方向图的不足，给出了一种基于灰度统计特性的改进算法；
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