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基于matlab遗传算法的多旅行商问题

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发表于 2021-3-12 09:51 | 只看该作者 |只看大图 回帖奖励 |倒序浏览 |阅读模式

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1 `0 ]" u* f- \" H2 d: H一、源代码
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  • function varargout = guimtsp(varargin)
  • % GUIMTSP MATLAB code for guimtsp.fig
  • %      GUIMTSP, by itself, creates a new GUIMTSP or raises the existing
  • %      singleton*.
  • %
  • %      H = GUIMTSP returns the handle to a new GUIMTSP or the handle to
  • %      the existing singleton*.
  • %
  • %      GUIMTSP('CALLBACK',hObject,eventData,handles,...) calls the local
  • %      function named CALLBACK in GUIMTSP.M with the given input arguments.
  • %
  • %      GUIMTSP('Property','Value',...) creates a new GUIMTSP or raises the
  • %      existing singleton*.  Starting from the left, property value pairs are
  • %      applied to the GUI before guimtsp_OpeningFcn gets called.  An
  • %      unrecognized property name or invalid value makes property application
  • %      stop.  All inputs are passed to guimtsp_OpeningFcn via varargin.
  • %
  • %      *See GUI Options on GUIDE's Tools menu.  Choose "GUI allows only one
  • %      instance to run (singleton)".
  • %
  • % See also: GUIDE, GUIDATA, GUIHANDLES
  • % Edit the above text to modify the response to help guimtsp
  • % Last Modified by GUIDE v2.5 28-Dec-2019 12:21:56
  • % Begin initialization code - DO NOT EDIT
  • gui_Singleton = 1;
  • gui_State = struct('gui_Name',       mfilename, ...
  •                    'gui_Singleton',  gui_Singleton, ...
  •                    'gui_OpeningFcn', @guimtsp_OpeningFcn, ...
  •                    'gui_OutputFcn',  @guimtsp_OutputFcn, ...
  •                    'gui_LayoutFcn',  [] , ...
  •                    'gui_Callback',   []);
  • if nargin && ischar(varargin{1})
  •     gui_State.gui_Callback = str2func(varargin{1});
  • end
  • if nargout
  •     [varargout{1:nargout}] = gui_maiNFCn(gui_State, varargin{:});
  • else
  •     gui_mainfcn(gui_State, varargin{:});
  • end
  • % End initialization code - DO NOT EDIT
  • % --- Executes just before guimtsp is made visible.
  • function guimtsp_OpeningFcn(hObject, eventdata, handles, varargin)
  • % This function has no output args, see OutputFcn.
  • % hObject    handle to figure
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % varargin   command line arguments to guimtsp (see VARARGIN)
  • % Choose default command line output for guimtsp
  • handles.output = hObject;
  • % Update handles structure
  • guidata(hObject, handles);
  • % UIWAIT makes guimtsp wait for user response (see UIRESUME)
  • % uiwait(handles.figure1);
  • % --- Outputs from this function are returned to the command line.
  • function varargout = guimtsp_OutputFcn(hObject, eventdata, handles)
  • % varargout  cell array for returning output args (see VARARGOUT);
  • % hObject    handle to figure
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Get default command line output from handles structure
  • varargout{1} = handles.output;
  • function edit1_Callback(hObject, eventdata, handles)
  • % hObject    handle to edit1 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Hints: get(hObject,'String') returns contents of edit1 as text
  • %        str2double(get(hObject,'String')) returns contents of edit1 as a double
  • % --- Executes during object creation, after setting all properties.
  • function edit1_CreateFcn(hObject, eventdata, handles)
  • % hObject    handle to edit1 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    empty - handles not created until after all CreateFcns called
  • % Hint: edit controls usually have a white background on Windows.
  • %       See ISPC and COMPUTER.
  • if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
  •     set(hObject,'BackgroundColor','white');
  • end
  • function edit2_Callback(hObject, eventdata, handles)
  • % hObject    handle to edit2 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Hints: get(hObject,'String') returns contents of edit2 as text
  • %        str2double(get(hObject,'String')) returns contents of edit2 as a double
  • % --- Executes during object creation, after setting all properties.
  • function edit2_CreateFcn(hObject, eventdata, handles)
  • % hObject    handle to edit2 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    empty - handles not created until after all CreateFcns called
  • % Hint: edit controls usually have a white background on Windows.
  • %       See ISPC and COMPUTER.
  • if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
  •     set(hObject,'BackgroundColor','white');
  • end
  • function edit3_Callback(hObject, eventdata, handles)
  • % hObject    handle to edit3 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Hints: get(hObject,'String') returns contents of edit3 as text
  • %        str2double(get(hObject,'String')) returns contents of edit3 as a double
  • % --- Executes during object creation, after setting all properties.
  • function edit3_CreateFcn(hObject, eventdata, handles)
  • % hObject    handle to edit3 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    empty - handles not created until after all CreateFcns called
  • % Hint: edit controls usually have a white background on Windows.
  • %       See ISPC and COMPUTER.
  • if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
  •     set(hObject,'BackgroundColor','white');
  • end
  • function edit4_Callback(hObject, eventdata, handles)
  • % hObject    handle to edit4 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Hints: get(hObject,'String') returns contents of edit4 as text
  • %        str2double(get(hObject,'String')) returns contents of edit4 as a double
  • % --- Executes during object creation, after setting all properties.
  • function edit4_CreateFcn(hObject, eventdata, handles)
  • % hObject    handle to edit4 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    empty - handles not created until after all CreateFcns called
  • % Hint: edit controls usually have a white background on Windows.
  • %       See ISPC and COMPUTER.
  • if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
  •     set(hObject,'BackgroundColor','white');
  • end
  • function edit5_Callback(hObject, eventdata, handles)
  • % hObject    handle to edit5 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Hints: get(hObject,'String') returns contents of edit5 as text
  • %        str2double(get(hObject,'String')) returns contents of edit5 as a double
  • % --- Executes during object creation, after setting all properties.
  • function edit5_CreateFcn(hObject, eventdata, handles)
  • % hObject    handle to edit5 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    empty - handles not created until after all CreateFcns called
  • % Hint: edit controls usually have a white background on Windows.
  • %       See ISPC and COMPUTER.
  • if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
  •     set(hObject,'BackgroundColor','white');
  • end
  • % --- Executes on button press in pushbutton1.
  • function pushbutton1_Callback(hObject, eventdata, handles)
  • % hObject    handle to pushbutton1 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • %  主函数
  • % 输入:
  • % XY:各个城市坐标的 N*2 矩阵,N 为城市的个数
  • % DMAT:各个城市之间的距离矩阵
  • % SALESMEN :旅行商人数
  • % MIN_TOUR:每个人所经过的最少城市点
  • % POP_SIZE:种群大小
  • % NUM_ITER:迭代次数
  • % 输出:
  • % 最优路线
  • % 总距离
  • global n;
  • % 初始化
  • a=get(handles.edit1,'String');%城市个数
  • num=str2num(a);
  • xy = 10*rand(num,2);
  • N = size(xy,1);
  • a = meshgrid(1:N);
  • dmat = reshape(sqrt(sum((xy(a,:)-xy(a',:)).^2,2)),N,N);
  • b=get(handles.edit2,'String');%旅行商人数
  • salesmen=str2num(b);
  • c=get(handles.edit3,'String');%每个人所经过的最少城市点
  • min_tour=str2num(c);
  • d=get(handles.edit4,'String');%种群大小
  • pop_size=str2num(d);
  • e=get(handles.edit5,'String');%迭代次数
  • num_iter=str2num(e);
  • show_prog = 1;
  • show_res = 1;
  • %调整输入数据
  • [nr,nc] = size(dmat);
  • if N ~= nr || N ~= nc
  •     error('Invalid XY or DMAT inputs!')
  • end
  • n = N;
  • mtsp_ga(xy,dmat,salesmen,min_tour,pop_size,num_iter,1,1)
  • % set(handles.edit6,'String',num2str(min_dist));
  • function edit6_Callback(hObject, eventdata, handles)
  • % hObject    handle to edit6 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    structure with handles and user data (see GUIDATA)
  • % Hints: get(hObject,'String') returns contents of edit6 as text
  • %        str2double(get(hObject,'String')) returns contents of edit6 as a double
  • % --- Executes during object creation, after setting all properties.
  • function edit6_CreateFcn(hObject, eventdata, handles)
  • % hObject    handle to edit6 (see GCBO)
  • % eventdata  reserved - to be defined in a future version of MATLAB
  • % handles    empty - handles not created until after all CreateFcns called
  • % Hint: edit controls usually have a white background on Windows.
  • %       See ISPC and COMPUTER.
  • if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
  •     set(hObject,'BackgroundColor','white');
  • end, Q$ \6 n9 y9 N! k, ?8 r
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二、运行结果# \) A3 S$ N8 [1 N

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    慵懒
    2020-6-13 15:46
  • 签到天数: 1 天

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    2#
    发表于 2021-3-12 10:46 | 只看该作者
    基于matlab遗传算法的多旅行商问题
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