The proposed method is divided into two steps: 1 license plate location by the variance of gray image, and 2 license plate segmentation by connected components analysis and projection analysis.
该系统由两个重要步骤组成：1基于灰度方差的车牌定位算法，2结合连通域分析和投影分析的字符切分算法。
Main connected components analysis is to make full use of gradient binary images of characters, that is not easy of cross and spacing abnormal in the connected domain, to remove blue pseudo-plates.
主连通域分析的方法是充分利用梯度二值图中的字符连通域不易出现交叉、间距异常等特征来去除蓝色伪车牌的。
The hybrid algorithm integrates adaptive thresholding and connected-components analysis into one pass of image processing.
该算法将自适应取阈方法和连通分量分析方法集成于一次图像扫描处理中实现。
The principal component analysis can determine a few principal components from the connected factors and evaluate the all-around qualities of students.
采用主成分分析方法，从多种影响因素中找出几个主要成分指标，较为全面地综合评价了学生素质。
The principal component analysis can determine a few principal components from the connected factors and evaluate the all-around qualities of students.
采用主成分分析方法，从多种影响因素中找出几个主要成分指标，较为全面地综合评价了学生素质。
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