方法：用基于像素的形态学测量法比较三组的白质密度。
Methods: White matter density was compared among three groups by voxel-based morphometry.
应用龙桂开银浸法，对变色树蜥和蛤蚧胃肠道嗜银细胞的分布及形态作了观察和比较。
Distribution and morphology of Argyophil cell in the Gastrointestinal tract of Calotes versicolors and Gekko geckos were investigated and compared by means of Guikai Long silver impregnation method.
该算法利用背景差法获得前景图像，然后进行二值化和形态学处理，再和背景帧进行比较来对滞留和搬移物体进行检测和分类。
This new algorithm USES the background subtraction method to get the foreground image, and then gets the binary image using threshold value and makes the morphology processing.
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