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chapter7-7.cpp
//文件名:CHAPTER7-7.cpp
#include
#include
#if _MSC_VER > 1020 // if VC++ version is > 4.2
using namespace std; // std c++ libs implemented in std
#endif
int main( )
{
plot_7_7.m
% make figure 7.7
Z2=zeros(4,491);
load run2
tail=[0 5 8 66];
z=sum(real(E).^2,2);
[y ind]=sort(z);
newE=E(ind,:);
for i=1:4,
Z2(i,:)=sum((real(newE(1:400-tail(i),:)).^2))/(400-tail(i));
examp7_7.m
t_final=100; x0=[0;0;1e-10];
[t,x]=ode45('lorenzeq',[0,t_final],x0);plot(t,x),
figure; % 打开新图形窗口
plot3(x(:,1),x(:,2),x(:,3));
axis([10 42 -20 20 -20 25]); % 根据实际数值手动设置坐标系
comet3(x(:,1),x(:,2)
chap7_7.mdl
Model {
Name "chap7_7"
Version 3.00
SimParamPage "Solver"
SampleTimeColors off
InvariantConstants off
WideVectorLines off
ShowLineWidths off
ShowPortDataTypes
l7_7.cpp
//用普里姆算法求无向网的最小生成树
#include
const int n=6; //定义网中顶点数
const int e=10; //定义网中边数
struct edgeset //定义一条生成树的边
{ int fromvex; //边的起点
int endvex;
soln7_7.cpp
// Soln7_7.cpp
#include // For stream input/output
using std::cout;
using std::endl;
class CStack
{
public:
CStack() : next(0) {}
void push(int i);
example7_7.m
%装载并图示原始图像
load gatlin2;
subplot(2,2,1);
image(X);
colormap(map);
title('原始图像');
axis square;
%==============================
%生成含噪图像并图示
init=2055615866;
randn('seed',init);
X1=X+10*randn(s
ex7_7.m
a=[1,2,-2;1,1,1;2,2,1];
b=[9;7;6];
[x,n]=jacobi(a,b,[0;0;0])
[x,n]=gauseidel(a,b,[0;0;0])
expl7_7.m
% Example 7.7 produces Figure 7.7 Uncertainty Regions
%
% Copyright 1996-2003 Sigurd Skogestad & Ian Postlethwaite
% $Id: Expl7_7.m,v 1.2 2004/04/14 09:37:41 vidaral Exp $
close all; clear all;