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根据视频学习了可以用keypoints_save进行拍照,然后再用keypoints进行物体识别,但keypoints只能根据一张图片去识别物体,如果把物体换个角度就识别不出来了,请问,这代码要怎么改进啊,如何可以实现用keypoints可以同时根据拍摄的不同角度的照片识别出不同角度的同一个物体。
这个是orb算法,旋转不变,平移不变,但是如果物体的关键点变了就不行。
那就只能保存多个角度的特征点,然后多次匹配。