LDPC_QPSK .........\504.504.3.504 .........\alist2sparse.m .........\decode.m .........\ldpc_decode.m .........\ldpc_encode.m .........\ldpc_h2g.c .........\ldpc_h2g.mexw32 .........\Pairwise_XOR_AWGN.m .........\Pairwise_XOR_AWGN_phase.m .........\Pairwise_XOR_AWGN_time.m .........\phase.fig .........\qpsk.m .........\sparse2matrix.m .........\test_AWGN.mat .........\time.fig