Orientation field estimation is an essential preprocessing step and it is crucial for the efficiency of the fingerprint recognition algorithm.
指纹方向场的估计是指纹识别预处理算法中的重要环节，对算法识别效率起到关键作用。
Image thinning is one of important preprocessing procedures for fingerprint images. Most of fingerprint recognition algorithm checks the special points by image thinning.
图像细化是指纹预处理技术中的一个重要环节，大多数指纹识别算法都是在细化图像上实现特征点的检测。
Brief Description: application for secondary development projects ZA2200 fingerprint acquisition Design fingerprint recognition algorithm, application programming interface, sample procedures.
简要说明：针对二次开发应用项目ZA2200指纹采集仪设计了指纹识别算法、应用程序的接口、样例程序。
In order to overcome the common problem in fingerprint recognition, a fingerprint minutia matching algorithm based on improved similar triangle is proposed.
为了克服指纹识别中的常见问题，提出了一种基于改进的相似三角形的指纹细节点匹配算法。
Fingerprint recognition is considered as the comparative maturity technology in biological feature recognition whose algorithm performance has applied in practical products.
指纹识别技术相对来说是生物特征识别中比较成熟的一种身份确认技术，指纹识别算法性能已达到实用的程度。
This dissertation research on the feather extracting algorithm of the technologies of identity recognition based on multi-biometrics which is face recognition combined with fingerprint recognition.
本文对多种生物特征综合识别系统的特征提取算法进行研究，即人脸和指纹综合识别系统。
This dissertation research on the feather extracting algorithm of the technologies of identity recognition based on multi-biometrics which is face recognition combined with fingerprint recognition.
本文对多种生物特征综合识别系统的特征提取算法进行研究，即人脸和指纹综合识别系统。
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