function out=fubin(in,bits,dvec);
%
% fubin.m
%
% function out=fubin(in,bits,dvec);
%
% Fast decoding from binary to decimal
% avoiding the use of loops
% dvec=vector of decimal mappings
%

[n]=max(size(dvec));
d2=dvec(n-bits+1:n);
out=sum(d2(:,in));