function [] = plot_matches(matches, params)
for m = matches
subplot(1, 2, 1);
z = zeros(params.w, params.h);
z(m{1}(:,1)) = 1;
imagesc(z);
subplot(1, 2, 2);
z = zeros(params.w, params.h);
z(m{1}(:,2)) = 1;
imagesc(z);
colorbar;
waitforbuttonpress
end
end