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f3_3.m
%线性调频信号
sig=fmlin(256);
%频率
f=0:0.05:0.5;
%时间
t=3:256;
%瞬时频率估计
ifr=instfreq(sig);
%群延迟估计
gd=sgrpdlay(sig,f);
%显示结果
plot(t,ifr','LineWidth',2);
hold on
plot(gd,f,'o--','LineWidth',2);
leg
chap3_3.m
%Fuzzy Immune PID Control
clear all;
close all;
a=newfis('fuzz_ljk');
f1=1.0;
a=addvar(a,'input','u',[-f1*1,f1*1]); %Parameter e
a=addmf(a,'input',1,'NB','zmf',[-f1*1,f1*1]);
a=
ch3_3.m
G=tf([1 5],[1 2 3 0]);
rlocus(G)
grid
figure
bode(G)
grid
figure
nyquist(G)
grid
figure
Gc=feedback(G,1)
step(Gc)
grid
changelog-3-2-3
2002-03-20 16:27 cvs_eibe
* weka/core/SparseInstance.java (stable-3-2-1.1): Fixed bug in
SparseInstance in forceDeleteAttribute.
2002-03-12 14:43 cvs_eibe
* weka/attributeSelection/: ChiSquare
ex3(3).java
// containers/Ex3.java
// TIJ4 Chapter Containers, Exercise 3, page 809
/* Using Countries, fill a Set multiple times with the same data
* and verify that the Set ends up with only one of each ins
p3_3.m
% Program P3_3
% Frequency-Shifting Properties of DTFT
clf;
w = -pi:2*pi/255:pi; wo = 0.4*pi;
num1 = [1 3 5 7 9 11 13 15 17];
L = length(num1);
h1 = freqz(num1, 1, w);
n = 0:L-1;
num2 = exp(wo*i*n).*n
p3_3.m
% Program P3_3
% Frequency-Shifting Properties of DTFT
clf;
w = -pi:2*pi/255:pi; wo = 0.4*pi;
num1 = [1 3 5 7 9 11 13 15 17];
L = length(num1);
h1 = freqz(num1, 1, w);
n = 0:L-1;
num2 = exp(wo