diff --git a/src/RelaxRateAnalysis.cpp b/src/RelaxRateAnalysis.cpp
index 7951dbd..746f9e7 100755
--- a/src/RelaxRateAnalysis.cpp
+++ b/src/RelaxRateAnalysis.cpp
@@ -117,12 +117,10 @@ void RelaxRateAnalysis::synthesise()
                 cvGrayImage1 = cvColorImage1;
                 cvGrayImage2 = cvColorImage2;
                 
-                //cvGrayDiff1.absDiff(cvGrayImage2, cvGrayImage1);
+                cvGrayDiff1.absDiff(cvGrayImage2, cvGrayImage1);
                 cvGrayDiff1.erode();
                 cvGrayDiff1.contrastStretch();
                 cvGrayDiff1.blur(5);
-                //cvGrayDiff1.dilate();
-                //cvGrayDiff1.contrastStretch();
                 
                 /////////////////////////////////// SAVE TO DISK IN THE SYNTHESIS FOLDER ////////////////////////////////
                 string file_name;