ga_ex25.m

书籍代码:遗传演算法原理与应用_活用MATLAB(Source Code)

% GA_ex25.m file
% Fin max of a function of 5 varaibles

%**********************************************************/
%       User can modify the following in blocks
%**********************************************************/
global MIN_offset LOCUS x_data y_data
MIN_offset=0; LOCUS=0; x_data=[]; y_data=[];
obj_fcn = 'GA_f25';	% Objective function
range = [-5.12 -5.12 -5.12 -5.12 -5.12
          5.12  5.12  5.12  5.12  5.12];	% Range of the input variables
IC=[]; elite=1; 
gen_no=500;
popuSize=70;
bit_n=50;
%************************************************************
% call GA written by Chang
tic
%GA_genetic(obj_fcn, range, IC, elite,...
% gen_no, popuSize, bit_n, xover_rate, mutate_rate);
[popu, popu_real, fcn_value, upper, average, lower, ...
        popuSize, gen_no] = GA_genetic(obj_fcn, range,...
        IC, elite, gen_no, popuSize, bit_n);
t=toc/60;
fprintf('==>  Computation time is (%.2f) minutes.\n',t);