Automatic Salient object Segmentation based on Context and Shape Prior

Automatic Salient Object Segmentation Based on Context and Shape Prior论文的代码

function imsegs = APPgetSpStats（imsegs）
% imsegs = APPgetSpStats（imsegs）
% Gets basic information about the superpixels
%
% Copyright（C） Derek Hoiem Carnegie Mellon University 2005
% Current Version: 1.0  09/30/2005

for ii = 1:length（imsegs）
        
	nseg = imsegs（ii）.nseg;
	segimage = double（ imsegs（ii）.segimage ）;
	
    imh = size（segimage 1）;
    
	adjmat = eye（[nseg nseg]）;

    % get adjacency
    dx = segimage ~= segimage（:[2:end end]）;
    dy = segimage ~= segimage（[2:end end] :）;
            
    ind1 = find（dy）;
    ind2 = ind1 + 1;
    s1 = segimage（ind1）;
    s2 = segimage（ind2）;
%     adjmat（s1 + nseg*（s2-1）） = 1;
%     adjmat（s2 + nseg*（s1-1）） = 1;
    adjmat（sub2ind（[nseg nseg] s1 s2）） = 1;
    adjmat（sub2ind（[nseg nseg] s2 s1）） = 1;
            
    ind3 = find（dx）;
    ind4 = ind3 + imh;
    s3 = segimage（ind3）;
    s4 = segimage（ind4）;
%     adjmat（s3 + nseg*（s4-1）） = 1;
%     adjmat（s4 + nseg*（s3-1）） = 1;  
    adjmat（sub2ind（[nseg nseg] s3 s4）） = 1;
    adjmat（sub2ind（[nseg nseg] s4 s3）） = 1;
    

%   slower code
% 	[height width] = size（segimage）;
% 	
% 	for y = 1:height-1
%         for x = 1:width-1
%             s1 = segimage（y x）;
%             s2 = segimage（y+1 x）;
%             s3 = segimage（y x+1）;
%             if s1 > 0
%                 npixels（s1） = npixels（s1） + 1;
%                 if s2 > 0 
%                     adjmat（s1 s2） = 1;            
%                     adjmat（s2 s1） = 1;
%                 end                
%                 if s3 > 0
%                     adjmat（s1 s3） = 1;
%                     adjmat（s3 s1） = 1;
%                 end
%             end
%         end
% 	end
% 	
% 	x = width;
% 	for y = 1:height
%         s1 = segimage（y x）;
%         if s1 > 0
%             npixels（s1） = npixels（s1） + 1;
%         end
% 	end
% 	
% 	y = height;
% 	for x = 1:width-1        
%         s1 = segimage（y x）;
%         if s1 > 0             
%             npixels（s1） = npixels（s1） + 1;
%         end
% 	end

    stats = regionprops（segimage ‘Area‘）;
    imsegs（ii）.npixels = vertcat（stats（:）.Area）;
	imsegs（ii）.adjmat = logical（adjmat）;
    
end

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2011-07-26 16:27  CBSaliency-release\
     文件      224898  2011-03-03 14:21  CBSaliency-release\0_25_25057.png
     文件        2232  2011-06-10 10:50  CBSaliency-release\APPgetSpStats.m
     文件        3112  2011-07-25 22:41  CBSaliency-release\CBSaliency.m
     文件          72  2011-06-10 10:56  CBSaliency-release\compile.m
     文件         516  2011-06-05 10:25  CBSaliency-release\computeColorCenter.m
     文件         926  2011-06-05 11:33  CBSaliency-release\computeColorWeight.m
     文件        1664  2011-07-25 17:01  CBSaliency-release\computeOneScaleSmap_fast.m
     文件        1230  2011-06-07 17:51  CBSaliency-release\computeQuantMatrix.m
     文件         541  2011-06-10 16:07  CBSaliency-release\computeRegionHist.m
     文件         322  2011-06-05 10:16  CBSaliency-release\histDist.m
     文件         713  2011-06-07 22:09  CBSaliency-release\im2superpixels.m
     文件        3212  2011-06-10 10:52  CBSaliency-release\mergeAdjacentRegions_fast.m
     文件        1963  2011-06-11 11:46  CBSaliency-release\mexMergeAdjacentRegions.cpp
     文件         949  2011-06-07 17:35  CBSaliency-release\processSuperpixelImage.m
     文件        1539  2011-07-26 16:22  CBSaliency-release\readme.txt
     文件        1501  2010-04-28 22:55  CBSaliency-release\rgb2lab.m
     目录           0  2011-07-26 16:27  CBSaliency-release\segment\
     文件        1940  2006-12-28 12:10  CBSaliency-release\segment\convolve.h
     文件       17987  2006-12-28 12:09  CBSaliency-release\segment\COPYING
     文件        1857  2006-12-28 12:10  CBSaliency-release\segment\disjoint-set.h
     文件        2973  2006-12-28 12:10  CBSaliency-release\segment\filter.h
     文件        2294  2011-06-07 16:19  CBSaliency-release\segment\image.h
     文件        4926  2006-12-28 12:10  CBSaliency-release\segment\imconv.h
     文件        1648  2006-12-28 12:10  CBSaliency-release\segment\imutil.h
     文件         338  2005-02-23 13:16  CBSaliency-release\segment\Makefile
     文件        1709  2011-06-07 17:38  CBSaliency-release\segment\mexSegment.cpp
     文件        1731  2006-12-28 12:10  CBSaliency-release\segment\misc.h
     文件        5253  2006-12-28 12:10  CBSaliency-release\segment\pnmfile.h
     文件         782  2005-02-23 16:39  CBSaliency-release\segment\README
     文件        2191  2006-12-28 12:10  CBSaliency-release\segment\segment-graph.h
............此处省略3个文件信息