并且由于仅对于边缘点处的光流法向分量进行处理，算法速度也比基于完全光流矢量的算法有所提高。

Moreover, compared to those methods using complete optical flow vector, the new method costs less time because that only normal component of the edge point 'optical flow is evolved in the algorithm.

youdao

并且由于仅对于边缘点处的光流法向分量进行处理，算法速度也比基于完全光流矢量的算法有所提高。

Moreover, compared to those methods using complete optical flow vector, the new method costs less time because that only normal component of the edge point 'optical flow is evolved in the algorithm.

youdao