📄 huffmantree.m
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%%%%%%%%%%%%%%%%%%%%%%%%% HuffmanTree %%%%%%%%%%%%%%%%%%%%%%%%
function htree = HuffmanTree(pro)
%
%
n=size(pro,2);
tree=ones(6,2*n-1);
tree(1,:)=1:(2*n-1);
tree(5,n+1:end)=0;
tree(2,1:n)=pro;
tree(6,1:end)=0;
for i=(n+1):(2*n-1);
[l,r]=findminval(tree);
tree(2,i)=tree(2,l)+tree(2,r);
tree(5,i)=1;
tree(3,l)=i;tree(3,r)=i;
tree(4,l)=0;tree(4,r)=1;
tree(5,l)=0;tree(5,r)=0;
tree(6,i)=1;
end
htree=tree;
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