diff --git a/standardizeMatrix.m b/standardizeMatrix.m
index 58e4d87..19249ed 100644
--- a/standardizeMatrix.m
+++ b/standardizeMatrix.m
@@ -1,6 +1,19 @@
 function stdM = standardizeMatrix(M)
 
-%return a standardized version of matrix M where all entries are in range[0,1].
+% STANDARDIZEMATRIX
+% Return a standardized version of matrix M where all entries are in range[0,1].
+% 
+% INPUT PARAMS
+% Param M (matrix)
+% Input matrix that is to be standardized
+%
+% OUTPUT PARAMS
+% Param stdM (matrix)
+% Output matrix
+%
+% ADDITIONAL NOTES
+%
+% Author: snikumbh@mpi-inf.mpg.de
 
 stdM = zeros(size(M));
 mins = repmat(min(M,[],2), 1,size(M,2));