資源簡介
有關(guān)何凱明暗原色先驗(yàn)去霧的MATLAB代碼，此算法是對softmatting技術(shù)的改進(jìn)，提出了新的算法（Guided Filtering）。還包括何的一篇論文（Guided Image Filtering）
代碼片段和文件信息
function?imDst?=?boxfilter（imSrc?r）
%???BOXFILTER???O（1）?time?box?filtering?using?cumulative?sum
%
%???-?Definition?imDst（x?y）=sum（sum（imSrc（x-r:x+ry-r:y+r）））;
%???-?Running?time?independent?of?r;?
%???-?Equivalent?to?the?function:?colfilt（imSrc?[2*r+1?2*r+1]?‘sliding‘?@sum）;
%???-?But?much?faster.
[hei?wid]?=?size（imSrc）;
imDst?=?zeros（size（imSrc））;
%cumulative?sum?over?Y?axis
imCum?=?cumsum（imSrc?1）;
%difference?over?Y?axis
imDst（1:r+1?:）?=?imCum（1+r:2*r+1?:）;
imDst（r+2:hei-r?:）?=?imCum（2*r+2:hei?:）?-?imCum（1:hei-2*r-1?:）;
imDst（hei-r+1:hei?:）?=?repmat（imCum（hei?:）?[r?1]）?-?imCum（hei-2*r:hei-r-1?:）;
%cumulative?sum?over?X?axis
imCum?=?cumsum（imDst?2）;
%difference?over?Y?axis
imDst（:?1:r+1）?=?imCum（:?1+r:2*r+1）;
imDst（:?r+2:wid-r）?=?imCum（?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件?????????931??2020-10-31?01:47??guided-filter-code\boxfilter.m
?????文件?????????452??2020-10-31?01:47??guided-filter-code\example_enhancement.m
?????文件?????????341??2020-10-31?01:47??guided-filter-code\example_feathering.m
?????文件?????????607??2020-10-31?01:47??guided-filter-code\example_flash.m
?????文件?????????285??2020-10-31?01:47??guided-filter-code\example_smoothing.m
?????文件?????2188053??2020-10-31?01:47??guided-filter-code\guided-filter-code-v1.rar
?????文件?????????954??2020-10-31?01:47??guided-filter-code\guidedfilter.m
?????文件?????8106141??2020-10-31?01:47??guided-filter-code\guidedfilter.pdf
?????文件????????2462??2020-10-31?01:47??guided-filter-code\guidedfilter_color.m
?????文件????????1111??2020-10-31?01:47??guided-filter-code\readme.txt
?????文件?????2880056??2020-10-31?01:47??guided-filter-code\img_enhancement\tulips.bmp
?????文件??????947480??2020-10-31?01:47??guided-filter-code\img_feathering\toy-mask.bmp
?????文件??????947480??2020-10-31?01:47??guided-filter-code\img_feathering\toy.bmp
?????文件??????786488??2020-10-31?01:47??guided-filter-code\img_flash\cave-flash.bmp
?????文件??????786488??2020-10-31?01:47??guided-filter-code\img_flash\cave-noflash.bmp
?????文件???????77256??2020-10-31?01:47??guided-filter-code\img_smoothing\cat.bmp
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