bj2.wav Sbj.wav lpcdemo lpcdemo.asv prefilterplot.asv spmain.asv spmain2.asv bjSpetrum.eps bjSpetrum2.eps bjwavform.eps bjwavform2.eps prefilterplot.eps untitled.eps zplane.eps lpcdemo.m prefilterplot.m sp1.m spmain.m spmain2.m