How can i find out homogeneity of an image?

I try on this code

homogeneity = graycoprops(graycomatrix(img), 'Homogeneity')

but can't find out.please help me with source code

Answer 1

[KALYAN ACHARJYA]

Try this way-

I=imread('circuit.tif');
%...........^^^ change name 
% creation of gray-level co-occurrence matrices from image
glcm=graycomatrix(I,'Offset',[2 0;0 2])
stats=graycoprops(glcm,{'contrast','homogeneity'})

Stats gives the contrast and homogeneity.

Read here detail documentation