% do a majority vote over all cells in an image
function [labout,truelab] = majorityimagevote(a,w)

imlab = getident(a,'image');
ll = unique(imlab);
n = length(ll);
lab = zeros(n,1);
truelab = [];
for i=1:n
   I = find(imlab==ll(i));
   out = a(I,:)*w;
   truelab(i,:) = getlab(a(I(1),:));
   [mx,J]=max(+out,[],2);
   lab(i) = mode(J);
end

classll = getlabels(w);

labout = classll(lab,:);
truelab = char(truelab);