em.m

qc—ldpc编码的matlab源码

function A=em(B)
[m,n]=size(B)
for i=1:m-1 for j=i+1:m k=i;while B(k,i)==0,k=k+1,if k>m-1,break,end;end,B(([i,k]),:)=B(([k,i]),:); B=gf2gauss(B,i,j,i);end;end;
A=B;