... fingerprint ridge distance 指纹纹线间距 fingerprint segmentation 指纹分割 fingolimode 芬戈莫德 ...
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The thesis achieves fingerprint pretreatment, minutiae extraction and fingerprint matching etc and brings forth new ideas in fingerprint division, fingerprint enhancement. The main contents are as follows:1.
本文综合运用图像处理和模式识别的技术，对自动指纹识别系统的若干问题进行了探讨和研究，实现了指纹图像的预处理、特征提取和指纹匹配等算法，并在指纹分割、指纹增强这两个方面进行了改进和创新。
参考来源 - 指纹识别系统的算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
实验结果表明，该方法对这种类型的指纹图像分割是有效的。
The experimental results show that the method for this type of fingerprint image segmentation is effective.
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.
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.
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