fbconnection=[0 1 0 0 1]; 
mseq=m_sequence(fbconnection); 
fbconnection1=[0 0 1 0 1];
fbconnection2=[0 1 1 1 1]; 
goldseq=gold_seq(fbconnection1,fbconnection2); 
N=2^length(fbconnection)-1; 
ind1=find(mseq==0);
mseq(ind1)=-1;
ind2=find(goldseq==0);
goldseq(ind2)=-1