home.md

@@ -220,6 +220,7 @@ Next I will try to add it.
 ![vitamin_corner_timeseries-2](uploads/7d6dc76a073174931a285db9c8f5048b/vitamin_corner_timeseries-2.png)   
 ![vitamin_corner_timeseries-3](uploads/be766406a9fa79a8fbb0a21ec8a6dd35/vitamin_corner_timeseries-3.png)    
 
+## (9)Whitening comparision   
    
 
 # 2.Data