Simple matlab doubt in a coding

In a code there is a line:

MMt=@(z) M(Mt(z))-------------------->(1) where

M - Either a handle to a function that takes a N vector and returns a K vector , or a KxN matrix.

Mt - Handle to a function that takes a K vector and returns an N vector.

What the above line eq(1) indicates. What is the meaning of '@'. Please help...................

Answer 1

[Miroslav Balda]

See

http://www.mathworks.com/help/matlab/matlab_prog/anonymous-functions.html

[Tankeswar Kumar]

Still there is a little bit confusion.How i have calculate the eq(1).Will you please explain with an example...........

[Anu Sebastian]

Cannot get any output from this code

global nimg newpixel=rgb2gray(nimg); glcm = graycomatrix(newpixel,'Offset',[2 0]); stats = graycoprops(glcm,{'Energy','Homogeneity'}); settest = [ stats.Energy stats.Homogeneity]; settest=[settest 1]; save('testdataset.mat','settest');