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f4_4.m
%产生非平稳信号
sig=real(amgauss(128).*fmlin(128));
%%时域波形
figure(1)
plot(sig,'LineWidth',2);
xlabel('时间 t');
ylabel('幅值 A');
%设置窗函数
h=ones(127,1);
%计算短时傅立叶变换
sig=hilbert(sig);
[tfr,t,f]=tfrstft(s
exp4_4.m
clc
clear
close
%开环传递函数描述
numo=20;
deno=[1 8 36 40 0];
%求闭环传递函数
[numc,denc]=cloop(numo,deno,-1);
%绘制闭环系统的脉冲激励响应曲线
t=1:0.1:10;
[y,x]=impulse(numc,denc,t);
plot(t,y)
title('the impulse respo
ch4_4.htm
范例问题：语音讯号分析
chap4_4.m
%Adaptive PID control based on RBF Identification
clear all;
close all;
xite=0.25;
alfa=0.05;
belte=0.01;
x=[0,0,0]';
ci=30*ones(3,6);
bi=40*ones(6,1);
w=10*ones(6,1);
h=[0,0,0,0,0,0]
4-4.uv2
### uVision2 Project, (C) Keil Software
### Do not modify !
Target (Target 1), 0x0000 // Tools: 'MCS-51'
Group (Source Group 1)
File 1,2, 0x0
File 1,1,
4-4.m51
BL51 BANKED LINKER/LOCATER V5.03 05/17/2004 22:28:01 PAGE 1
BL51 BANKED LINKER/LOCATER V5.03, INVOKED BY:
C:\KEIL\C51\BIN\BL51.EXE STARTU
chap4_4.m
%Adaptive PID control based on RBF Identification
clear all;
close all;
xite=0.25;
alfa=0.05;
belte=0.01;
x=[0,0,0]';
ci=30*ones(3,6);
bi=40*ones(6,1);
w=10*ones(6,1);
h=[0,0,0,0,0,0]
exp4_4.m
clc
clear
close
%开环传递函数描述
numo=20;
deno=[1 8 36 40 0];
%求闭环传递函数
[numc,denc]=cloop(numo,deno,-1);
%绘制闭环系统的脉冲激励响应曲线
t=1:0.1:10;
[y,x]=impulse(numc,denc,t);
plot(t,y)
title('the impulse respo