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hessian.rar
- 用于SIFT变化的关键点判断，定对比度和herrian矩阵，最后结果为关键点在DOG里的坐标！,Change for the SIFT key points to determine, set contrast and herrian matrix, the final results for the key points in the coordinates in the DOG!
harrishessian
- This document describe how to extract keypoints form pictures. Method used - harris affine and hessian affine
Hessian-Matrix
- 关于Hessian矩阵的详细介绍资料 sift算法中有应用 需要的可以参考一下-Details on the Hessian matrix information sift algorithm has applications need to refer to
demo_ASIFT_src
- 考虑了放射变换因素，比sift有更好的效果，但是速度由于增加了旋转的考虑会变慢很多！-A fully affine invariant image comparison method, Affine-SIFT (ASIFT) is introduced. While SIFT is fully invariant with respect to only four parameters namely zoom, rotation and translation, the new method t
hesaff-master
- 影像仿射变换特征提取，结合 sift 等局部特征可以处理较大视角变化下的图像匹配。-This is an implementation of Hessian-Affine detector.