% 
% Written by:
% -- 
% John L. Weatherwax                2005-08-04
% 
% email: wax@alum.mit.edu
% 
% Please send comments and especially bug reports to the
% above email address.
% 
% Epage 
% 
%-----

I = [ 0, 1, 2, 2, 3; 1, 2, 0, 2, 0; 3, 0, 3, 2, 1; 1, 2, 2, 2, 3; 0, 0, 1, 1, 2 ];

% compute the run-length matrices for each direction:
Q = Q_RL(I,0)
Q = Q_RL(I,45)
Q = Q_RL(I,90)
Q = Q_RL(I,135)

SRE( I )
LRE( I )