initial sd-vbs

initial sd-vbs

add sd-vbs

sd-vbs

1 files changed, 28 insertions, 0 deletions

diff --git a/SD-VBS/benchmarks/tracking/src/matlab/calcGoodFeature.m b/SD-VBS/benchmarks/tracking/src/matlab/calcGoodFeature.m
new file mode 100755
index 0000000..b83faa6
--- /dev/null
+++ b/SD-VBS/benchmarks/tracking/src/matlab/calcGoodFeature.m
@@ -0,0 +1,28 @@
+%calcGoodFeature:

+

+function [lambda, tr, det,c_xx, c_xy, c_yy] = calcGoodFeature(dX, dY, sizeX, sizeY, winSize, dataDir) 

+

+    for i=1:sizeY

+        for j=1:sizeX

+                xx(i,j)=dX(i,j)*dX(i,j);

+                xy(i,j)=dX(i,j)*dY(i,j);

+            yy(i,j)=dY(i,j)*dY(i,j);

+        end

+    end

+    

+        c_xx=calcAreaSum(xx, sizeX, sizeY, winSize,dataDir);

+    c_xy=calcAreaSum(xy, sizeX, sizeY, winSize,dataDir);

+        c_yy=calcAreaSum(yy, sizeX, sizeY, winSize,dataDir);

+ 

+        for i=1:sizeY

+        for j=1:sizeX

+                tr(i,j)= c_xx(i,j)+c_yy(i,j);

+                det(i,j)= c_xx(i,j)*c_yy(i,j)-c_xy(i,j)*c_xy(i,j);

+%             if( tr(i,j) == 0 )

+%                 lambda(i,j) = 0;

+%             else

+                lambda(i,j)=det(i,j)/(tr(i,j) + 0.00001);

+%            end

+        end

+    end

+