空间特征提取： * canny.m Canny edge detector incorporating modifications suggested by Fleck. * harris.m Harris corner detector. * fastradial.m An implementation of Loy and Zelinski s fast radial feature detector.

特征检测，Loy and Zelinski s fast radial feature detector.-Loy and Zelinski s fast radial feature detector.

An implementation of Loy and Zelinski s fast radial feature detector

提取图像中的径向对称兴趣特征，代码以测试，可以运行，包含英文文献-Fast radial symmetry for detecting points of interest，