This paper deals theoretically with the influences of various kinds of mutual coherence function and the degree of coherence on the distribution of straight-edge generated image field.
本文从理论上研究了部分相干情形下，各种相干函数及相干度，对直边象场分布的影响。
2
Finally, it gave an image de-noising algorithm of coherence enhancing diffusion, which used wavelet coefficients to estimate the image edge according to the wavelets time-frequent analysis function.