Dsp Tian

摘要： clear all;close all;clc;img=imread('lena.jpg');img=im2bw(img,graythresh(img));imshow(img)[height width]=size(img);img_re=zeros(height,width);temp=[];for i=2:height-1 %腐蚀 for j=2:width-1 temp=img(i-1:i+1,j-1:j+1); img_re(i,j)=min(temp(:)); endendfor i=2:height... 阅读全文

摘要： clear all; close all; clc; n=40; point=load('point.mat'); current_point=point.point; plot(current_point(:,1),current_point(:,2),'r'); %系统方程：x(k+1)=fi* 阅读全文

摘要： #include <iostream>using namespace std;class Road{public: Road(){} virtual ~Road(){} void operation() { start(); step1(); step2(); step3(); end(); } void start(){cout<<"start"<<endl;} void end(){cout<<"end"<<endl;} virtual void step1()=0; ... 阅读全文

摘要： #include <iostream>#include <string>using namespace std;class math{public: math(){} virtual ~math(){} virtual void add()=0;};class ADD1 : public math{public: ADD1(){} virtual ~ADD1(){} void add() { cout<<"the first type of add"<<endl; }};class ADD2 : public math{pub 阅读全文

摘要： #include <iostream>#include <string>#include <vector>#include <algorithm>#include <functional>using namespace std;class Observer{public: Observer(){} virtual ~Observer(){} virtual void run()=0;protected: string _name;};class atlete : public Observer{public: atlete(strin 阅读全文

摘要： #include <iostream>#include <string>#include <vector>#include <iomanip>using namespace std;class info{public: info():pc(0){} ~info(){} void input(string name,int age,int salary) { _name.push_back(name); _age.push_back(age); _salary.push_back(salary); pc++; ... 阅读全文

摘要： #include <iostream>#include <string>using namespace std;class absperson;class absmed{public: absmed(){} virtual ~absmed(){} virtual void send(string,absperson*)=0; virtual void set(absperson*,absperson*)=0;};class absperson{public: absperson(){} virtual ~absperson(){} virtual vo... 阅读全文

摘要： #include <iostream>#include <string>#define CAP 100using namespace std;class group{public: group():pc(0){} virtual ~group(){} friend class Iterator; void push(string m) { if (pc<CAP) vec[pc++]=m; } string pop() { if (!isempty()) return vec[... 阅读全文

摘要： #include <iostream>using namespace std;class action{public: action(){} ~action(){} void forward(){cout<<"forward"<<endl;} void backward(){cout<<"backward"<<endl;}};class command{public: command(){} virtual ~command(){} virtual void execute()=0; virtu 阅读全文

摘要： #include <iostream>#include <vector>using namespace std;class relatives{public: relatives(){} virtual ~relatives(){} virtual bool request(int)=0;};class brother : public relatives{public: brother(){} virtual ~brother(){} bool request(int num) { if (num<100) { ... 阅读全文