Today's blog to see:
The image processing code block:
(Code) is divided into an image of m × n subblocks - Chaolei3 a blog - CSDN blog https://blog.csdn.net/Chaolei3/article/details/82973522
The image is divided into an m × n sub-blocks, and each sub-block operation, and finally a synthesized whole original image after sub-block operation.
The image variance calculation:
Several methods matlab image using the mean and variance of demand - denny402 - blog Park https://www.cnblogs.com/denny402/p/4008210.html
= block_var was (block (:))