File list (Check if you may need any files):
信号处理\Blue hills.jpg
........\butterworth_rand.fig
........\butterworth_rand.m
........\butterworth_real.fig
........\butterworth_real.m
........\chebyshev1_rand.fig
........\chebyshev1_rand.m
........\chebyshev1_real.fig
........\chebyshev1_real.m
........\chebyshev2_rand.fig
........\chebyshev2_rand.m
........\chebyshev2_real.fig
........\chebyshev2_real.m
........\fir_rand.fig
........\fir_rand.m
........\fir_real.fig
........\fir_real.m
........\generate_rand.fig
........\generate_rand.m
........\generate_real.fig
........\generate_real.m
........\index.fig
........\index.m
........\index2.fig
........\index2.m
........\mat.JPG
........\rand_analyze.fig
........\rand_analyze.m
........\real_analyze.fig
........\real_analyze.m
信号处理
digitalsignal\digital\Blue hills.jpg
.............\.......\butterworth_rand.fig
.............\.......\butterworth_rand.m
.............\.......\butterworth_real.fig
.............\.......\butterworth_real.m
.............\.......\chebyshev1_rand.fig
.............\.......\chebyshev1_rand.m
.............\.......\chebyshev1_real.fig
.............\.......\chebyshev1_real.m
.............\.......\chebyshev2_rand.fig
.............\.......\chebyshev2_rand.m
.............\.......\chebyshev2_real.fig
.............\.......\chebyshev2_real.m
.............\.......\fir_rand.fig
.............\.......\fir_rand.m
.............\.......\fir_real.fig
.............\.......\fir_real.m
.............\.......\generate_rand.fig
.............\.......\generate_rand.m
.............\.......\generate_real.fig
.............\.......\generate_real.m
.............\.......\index.fig
.............\.......\index.m
.............\.......\index2.fig
.............\.......\index2.m
.............\.......\mat.JPG
.............\.......\rand_analyze.fig
.............\.......\rand_analyze.m
.............\.......\real_analyze.fig
.............\.......\real_analyze.m
.............\digital
digitalsignal