它先提取了图像中的边缘，然后二值化，最后把背景的面积作为光照不变测度。

The edge maps are extracted first then it is thresholded and the authors take the area of the background as the illumination invariant measure to perform the detection of shots.

youdao

它先提取了图像中的边缘，然后二值化，最后把背景的面积作为光照不变测度。

The edge maps are extracted first then it is thresholded and the authors take the area of the background as the illumination invariant measure to perform the detection of shots.

youdao