After above processing, the descriptors are insensitive to the affine transform, rotation, noise and so on. They can hold the local features well, such as corners.

经该方法处理得到的描述子对仿射、旋转、噪声等的抗干扰能力得到提升，对形状的局部特性描述能力更强。

youdao

After above processing, the descriptors are insensitive to the affine transform, rotation, noise and so on. They can hold the local features well, such as corners.

经该方法处理得到的描述子对仿射、旋转、噪声等的抗干扰能力得到提升，对形状的局部特性描述能力更强。

youdao