We revised frequency spectrum functions by using weighting factor - the distance between direct component and alternating component, and improved the acuity of focus measure curve.

提出用交流分量到直流分量的距离作为加权因子对频谱评价函数进行改进，有效地提高了对焦评价曲线的灵敏度。

youdao

We revised frequency spectrum functions by using weighting factor - the distance between direct component and alternating component, and improved the acuity of focus measure curve.

提出用交流分量到直流分量的距离作为加权因子对频谱评价函数进行改进，有效地提高了对焦评价曲线的灵敏度。

youdao