function[Quantized_H]=rand_quantize(H,W)
[K,M]=size(H);
[temp,NFB]=size(W);
for i=1:K
    temp=0;index=0;
    for j=1:NFB
        if abs(conj(H(i,:))*W(:,j))>temp
            temp=abs(conj(H(i,:))*W(:,j));
            index=j;
        end
    end
    Quantized_H(i,:)=W(:,index).';
end