针对指纹算法研究中测试工作的重要性和复杂性，设计并开发了一个指纹算法辅助开发平台。
Aimed at the importance and the complexity of the test in the research of fingerprint algorithm, an assistant development platform was designed and implemented.
科技不断得到迅猛发展，用于读取指纹的运算法则也比以前更加可靠。
The technology is fast improving and the algorithms used to read fingerprints are more reliable than ever.
哈希非常类似于指纹，通过构建哈希算法，即使是源中的最小更改也会产生完全不同和不可预知的哈希值。
A hash is very much like a fingerprint and the hash algorithm is constructed so that the smallest change in the source produces a completely different and unpredictable hash value.
提出了一种传统的指纹图像分割算法——方差法的改进算法。
An improved algorithm of the traditional fingerprint image segmentation algorithm-variance method is proposed.
实验表明该算法具有良好的增强指纹图像的脊线和抑制噪声的作用。
Experiment results indicate that the new algorithm has a higher ability to resist noises and to enhance quality of fingerprint image.
为此，提出一种直接按指纹梯度矢量的方向图进行指纹特征检出的算法。
For this reason, the authors propose a method to detect fingerprint features directly fr om the fingerprint gradient orientations.
针对指纹图像中的噪声干扰，提出一种基于指纹局部方向的指纹图像增强算法。
An algorithm based on the local direction of fingerprint is proposed to improve the quality of the fingerprint image in noise background.
指纹预处理一般包括规格化、方向图计算、图像分割、滤波、二值化等环节，该文系统地讨论了各环节的有效算法。
The preprocessing in an automatic fingerprint identification system usually includes five steps: normalization, directional graph computation, image segmentation, filtering and binarization.
根据密钥产生和管理过程的复杂性，为增强数字信息安全性，提出一种基于指纹的数字信息加密算法。
According to the complexity of key generation and management process, this paper presents an encryption algorithm based on fingerprint to enhance the security of the digital information.
因此，该算法是一种较为理想的指纹细化方法。
So, this algorithm is a kind of comparatively ideal thinning method of fingerprint.
指纹图像细化算法的研究。
实验结果表明，本文所提出的快速算法能够缩短指纹特征点匹配的时间。
Experimental results show that the fast algorithms reduce the time cost of fingerprint pre-processing and feature matching.
实验结果表明，使用改进的OPTA算法，指纹图像细化效果有明显的提高。
Experimental results indicate that the improved OPTA thinning algorithm is better in fingerprint image thinning.
论文主要对应用于“一对一匹配”的指纹认证系统的设计及其关键算法的实现进行了研究。
This thesis is mainly about the study and design of the Automatic fingerprint verification system applying for one to one match, including the key algorithm.
另外，基于DCT变换提出了新的指纹图像分割算法和奇异点定位算法。
Furthermore, we extend the use of DCT, and give a new algorithm on image partition and singular points location.
提出一种基于局部词频指纹的论文抄袭检测算法。
An algorithm for plagiarism-detection of scientific papers based on local word-frequency fingerprint is presented.
结合中值滤波与小波去噪分别去除椒盐噪声和高斯噪声中的优势，提出了一种指纹图像混合去噪算法，并对其中的关键步骤进行了详细分析。
Combining the advantages of median filtering and wavelet transform in denoising salt and pepper and gauss noise, bring up a sort of mixing denoise algorithm, and analyze the critical steps on detail.
本文提出了一种基于二维最大类间方差的指纹图像分割算法。
A fingerprint image segmentation method based on 2d maximum between-cluster variance is suggested in this paper.
提出了基于三值特征向量的指纹匹配算法。
Three-valued feature vectors based fingerprint matching algorithm is proposed.
该文介绍了一种基于指纹线方向的指纹图像增强算法。
This paper introduces a fingerprint image enhancement algorithm based on fingerprint line orientation.
MD 5报文摘要算法是一种应用广泛的提取数字指纹的算法。
MD5 message digest algorithm is a use - widely algorithm for abstracting digital fingerprint.
该算法利用指纹的唯一性和稳定性，将指纹特征矩阵作为密钥。
This algorithm utilizes the uniqueness and stability of the fingerprint, and regards the fingerprint characteristic matrix as a key.
通过实验我们发现，由于利用自己研制的指纹采集仪，去除背景噪声的算法变得相当简单。
In experiments, we found that it's very easy to get rid of background noise from images acquired with optical fingerprint recording device of our own.
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。
In order to overcome the common problem in fingerprint recognition, a fingerprint minutia matching algorithm based on improved similar triangle is proposed.
文章研究了目前的指纹图像增强算法，提出了一种新的指纹方向场的动态计算方法。
In this paper, we studied the algorithms of fingerprint image enhancement and put forward a new method to calculate the direction image.
提出了一种指纹图特征增强与去伪的分级算法。
An innovational hierarchy algorithm was presented to enhance and purify fingerprint features.
文中主要以指纹识别处理流程为线索，提出了一套指纹预处理算法。
This paper has raised a set of fingerprint pre-processing algorithm clued on fingerprint identification processing.
该算法首先基于指纹纹线的相似程度寻找一对基准特征点；
Lines matching technique is used in the algorithm for seeking pairs of reference minutiae.
该算法首先基于指纹纹线的相似程度寻找一对基准特征点；
Lines matching technique is used in the algorithm for seeking pairs of reference minutiae.
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