tension ph diagram

The proportion of high frequency components of an image is correlated with the sharpness of the autocorrelation curve by an image sharpness index that indicates sharpness of the image.

通过图像锐度指数,将图像高频成分的比例同自相关曲线尖锐程度相联系,并通过实验进一步验证了图像锐度指数与图像自相关函数波峰宽度呈正比。