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eyedemo.rar
包括整个虹膜识别的预处理部分,分为多个函数部分,即简单图像增强,Canny算子提取边缘,Hough变换定位内外圆形边界进行风格,以及最后的归一化 -- 将圆环展为矩形。附带几张图像及自制的界面程序,并不是很完善,但整体的预处理任务已经较好的完成,如果进一步提高性能,可以先把Hough变换改为最小二乘拟和算法。
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houghcircle.rar
... Hough Transform to detect circles in a binary image.
According to the Hough Transform for circles, each pixel in image space
corresponds to a circle in Hough space and vise versa.
upper left corner of image is the origin of coordinate ...
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