The accuracy and efficiency of the sharpness function was a key to auto-focusing based on digital image processing technique.
准确有效的图像清晰度评价函数是采用数字图像处理技术实现自动调焦的关键。
2
The procedure of auto-focusing is to getting the maximum of the focusing (evaluation) function employing the mountain-climb searching algorithm.
自动对焦的过程就是运用爬山搜索算法求取对焦评价函数最大值的过程。
3
Based on the image processing technology, an auto-focusing system consisted of optical microscope, CCD, moment motor and drive gear etc, was presented.