dsp实验% Program P4_3 % Zero Locations of Linear Phase FIR Filters clf; b = [1 -8.5 30.5 -63]; num1 = [b 81 fliplr(b)]; num2 = [b 81 81 fliplr(b)]; num3 = [b 0 -fliplr(b)]; num4 = [b 81 -81 -fliplr(b)]; n1 = 0:length(num1)-1; n2 = 0:length(num2)-1; su

可执行文件 数字音频信号的客观评价 EAQUAL - Evaluation of Audio Quality Version: 0.1.3alpha Author: Alexander Lerch, zplane.development _______________________________________________________ Usage: EAQUAL [-options] -fref reference_file -ftest test_file Options: -b

用matlab绘制差分方程Z变换,反变换,zplane,residuez,tf2zp,zp2tf,tf2sos,sos2tf,幅相频谱等等.

z变换的极零图ZPLANE(Z,P)策划了零点Z及极点P(在列向量组)，单位圆内供参考。每个“o”代表是零点，