...—龙源期刊网 关键词：宽基线； 线段提取； 特征点 匹配； 立体 匹配 [gap=532]Key words:wide baseline; segment extraction; feature matching; stereo matching ...
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...望的阳光_百度空间 关键词： 线段提取；复杂图像；有向边缘；有向邻域；标记生长 [gap=930]Key words: line segments extraction; complex scene; directed edge; directed neighborhood; labeling and growing ..
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文章首先简要介绍了图像中线段提取的两种算法，并对这两种算法进行了比较。
This paper brief introduces the methods of line extract from image, and compares the two methods.
在虹膜归一化中，改进了传统的虹膜归一化方法，研究基于线段提取的虹膜归一化方法把环形的虹膜区域归一化映射为一个矩形。
Then we improve the traditional iris normalization algorithm and work out the iris normalization algorithm based-on line picked-up to normalize the annular region of iris into a rectangle.
在此基础上，文章提出了一种新的改进的线段提取算法，将全局性和局部性良好的结合起来，并且给出了算法描述、实现以及试验结果。
On the Basis of comparison, we advance a new improved line extract arithmetic, which makes localness integrates with whole-ness, and given the algorithm and outcomes.
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