RR=6;
CC=8;
N = RR*CC;
SNR = 30;
SigPos =0.5;


[SN,NN,SS]= genFaces(N,SNR,SigPos,1,0);
figure(1); clf; figure(2); clf
for i=1:N,
    ima = reshape(SN(:,i),50,50);
    figure(1); subplot(RR,CC,i); 
    imagesc(ima); colormap(gray);
    figure(2); imagesc(ima); colormap(gray);
    pause(0.2);
end;