1-1. Gray transformation of image The square root transformation of image p1-03 was implemented 1. Requirements: show the two images and two histogram before and after the transformation, and the transformation parameters are set by themselves. 1-2. The airspace is smooth The gaussian noise and pretzel-salt noise were applied to the image p1-03 and the gradient reciprocal weighted smoothing method was implemented Requirements: show the two images before and after the transformation and use the variance to evaluate the smooth effect of the airspace. 1-3 space sharpen According to Sobel operator, the space sharpening of image p1-03 was implemented according to formula 4.3.8 and formula 4.3.9 Requirements: show the two images before and after the transformation.

Filename	Size	Update
QQ截图20161129110355.png	101228	2016-12-06
Untitled.m	2420	2016-12-06
详细描述.docx	14678	2017-12-18
p1-03.tif	250411	2016-12-06

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