function b = gray2bi( g )%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%                                                                %%%   GRAY2BI converts Gray encoded sequence into the binary       %%%   sequence. It is assumed that the most significant bit is     %%%   the left hand side bit.                                      %%%                                                                %%%   Comments and suggestions to: adrian@ubicom.tudelft.nl        %%%                                                                %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%    % copy the msb:    b(:,1) = g(:,1);        for i = 2:size(g,2),        b(:,i) = xor( b(:,i-1), g(:,i) );     endreturn;