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（:?2*r+2:wid）?-?imCum（:?1:wid-2*r-1）;
imDst（:?wid-r+1:wid）?=?repmat（imCum（:?wid）?[1?r]）?-?imCum（:?wid-2*r:wid-r-1）;
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-01-13?20:27??DehazeNet-master\
?????目錄???????????0??2019-01-13?20:27??DehazeNet-master\data\
?????目錄???????????0??2019-01-13?20:27??DehazeNet-master\data\處理后的圖\
?????文件?????4260727??2019-01-13?20:27??文獻翻譯.docx
?????文件?????????904??2019-01-13?20:27??DehazeNet-master\boxfilter.m
?????文件???????11527??2019-01-13?20:27??DehazeNet-master\convConst.cpp
?????文件???????29184??2019-01-13?20:27??DehazeNet-master\convConst.mexw64
?????文件????????2318??2019-01-13?20:27??DehazeNet-master\convMax.m
?????文件?????????985??2019-01-13?20:27??DehazeNet-master\convolution.m
?????文件???????31902??2019-01-13?20:27??DehazeNet-master\dehaze.mat
?????文件?????????119??2019-01-13?20:27??DehazeNet-master\demo.m
?????文件?????????931??2019-01-13?20:27??DehazeNet-master\guidedfilter.m
?????文件??????214544??2019-01-13?20:27??DehazeNet-master\hsts.jpg
?????文件??????114620??2019-01-13?20:27??DehazeNet-master\phsts.jpg
?????文件??????103253??2019-01-13?20:27??DehazeNet-master\psots.jpg
?????文件????????3590??2019-01-13?20:27??DehazeNet-master\README.md
?????文件????????1421??2019-01-13?20:27??DehazeNet-master\run_cnn.m
?????文件??????100782??2019-01-13?20:27??DehazeNet-master\sots.jpg
?????文件????????3125??2019-01-13?20:27??DehazeNet-master\sse.hpp
?????文件????????1573??2019-01-13?20:27??DehazeNet-master\wrappers.hpp
?????文件??????474300??2019-01-13?20:27??DehazeNet-master\data\airlight_comparison_he.png
?????文件??????672941??2019-01-13?20:27??DehazeNet-master\data\airlight_comparison_kim.png
?????文件??????863895??2019-01-13?20:27??DehazeNet-master\data\canyon.png
?????文件???????32408??2019-01-13?20:27??DehazeNet-master\data\forest.jpg
?????文件??????168171??2019-01-13?20:27??DehazeNet-master\data\girls.jpg
?????文件??????720056??2019-01-13?20:27??DehazeNet-master\data\gugong.bmp
?????文件???????27561??2019-01-13?20:27??DehazeNet-master\data\hazy（1）.png
?????文件??????108675??2019-01-13?20:27??DehazeNet-master\data\hazy（2）.png
?????文件??????544311??2019-01-13?20:27??DehazeNet-master\data\hazy（3）.png
?????文件??????789187??2019-01-13?20:27??DehazeNet-master\data\hazy.png
?????文件??????372850??2019-01-13?20:27??DehazeNet-master\data\man.png
............此處省略15個文件信息