Optimize RX.

Fix color space list.
nathanntg · Apr 6, 2015 · fedf4d0 · fedf4d0
1 parent 7fc7ecf
commit fedf4d0
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/RX_global.m b/RX_global.m
@@ -13,13 +13,15 @@
 % Create mean color column vector
 mu=mean(CC)';
 
+% Preallocate
+img_out = zeros(img_size1, img_size2);
+
 for i=1:img_size1
     for j=1:img_size2
         % Locate center pixel and convert to column vector
-        r=reshape(Data(i,j,:),channels,[]);
+        r = squeeze(Data(i, j, :));
 
         % Run RX detector on center pixel
-        d(1+i,1+j)=(r-mu)'*K^-1*(r-mu);
+        img_out(i,j)=(r-mu)'/K*(r-mu);
     end
 end
-img_out=d;
diff --git a/run_script.m b/run_script.m
@@ -13,7 +13,7 @@ function run_script(scene_file)
 color_spaces{end + 1} = @(img) select_channel(im_rgb2upvpl(img), 1:2);
 color_spaces{end + 1} = @(img) select_channel(im_rgb2uvl(img), 1:2);
 color_spaces{end + 1} = @(img) select_channel(im_rgb2xyz(img), [1 3]);
-color_spaces{end + 1} = @(img) select_channel(im_rgb2lab(img), [1 3]);
+color_spaces{end + 1} = @(img) select_channel(im_rgb2xyy(img), [1 3]);
 color_spaces{end + 1} = @(img) transform_channel(im_rgb2lab(img), 1, @log);
 
 % load file