The first chapter is introduction, mainly discussed the fingerprint identification technology and summarized the problem of the fingerprint classification and the fingerprint thinning.
全文共分四章，第一章是绪论部分，主要是指纹识别技术介绍和指纹分类、指纹细化综述。
A new two-stage method of fingerprint classification is proposed that is based on hidden Markov model (HMM) and support vector machine (SVM).
提出了一种利用隐马尔可夫模型(HMM)和支持向量机(SVM)的两级指纹分类新方法。
A fingerprint classification method based on singular points and central symmetrical axis is presented and realized.
给出并实现了基于奇异点和指纹中心对称轴的指纹分类方法。
This paper discusses the AFIS from fingerprint classification, fingerprint core automatic seek and fingerprint minutiae matching.
本文在指纹的分类、指纹的中心定位、指纹的特征匹配三个阶段进行了探讨。
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。
A mean period based approach for fingerprint classification is presented. It computes the mean period of every fingerprint and sorts fingerprints according to their mean periods.
提出了一种基于指纹平均周期的分类方法，通过计算指纹的平均周期并按照平均周期将数据库中的指纹进行排序，该方法可有效地提高指纹的搜索速度。
A mean period based approach for fingerprint classification is presented. It computes the mean period of every fingerprint and sorts fingerprints according to their mean periods.
提出了一种基于指纹平均周期的分类方法，通过计算指纹的平均周期并按照平均周期将数据库中的指纹进行排序，该方法可有效地提高指纹的搜索速度。
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