?? complete_mutation_cell_new.m
字號:
% 2.6 變異
%遺傳算法子程序
%Name: mutation.m
%變異
function [newpop]=complete_mutation_cell_new(popsize,pop,pm,i,fun_num,var_num)
%函數說明
%入口參數:pop 當前處理的種群,
% popsize 種群大小,
% pm 變異概率
% i 當前處理代數
% fitvalue 當前代的適應度數組
% fun_num 函數序列號,
% up_range 自變量的相對上限,
% down_range 自變量的相對下限
%出口參數:newpop 準子代
%功能說明:在相對定義域的個體上加地位的高斯擾動,實現小范圍內的變異。
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%調試用語句
% popsize=16;
% n=100000;
% pop1_init=randperm(n); %產生1到32的整數
% pop2_init=randperm(n);
% pop(1,:)=pop1_init(1:popsize); %將前幾個整數作為初始群體
% pop(2,:)=pop2_init(1:popsize);; %將前幾個整數作為初始群體
%
%
% pop;
% i=5;
% popsize=10;
% pop=[1023,980,2133,726,1946,657,1702,1224,1522,807;
% 2025,2565,1773,2340,2354,1144,2061,240,1573,825]
% chromlength=12;
% pm=0.7;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
dai_t=i*10^i;
% dai_t = i;
% up_range=5;
% down_range=-5;
% max_gauss=1/(sqrt(2*pi*1/(dai_t)));
pop_con = pop;
switch fun_num
case 1
% pop_con=(pop-10000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=100;
down_range=-100;
case 2
% pop_con=(pop-1000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=10;
down_range=-10;
case 3
% pop_con=(pop-10000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=100;
down_range=-100;
case 4
% pop_con=(pop-10000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=100;
down_range=-100;
case 5
% pop_con=(pop-30000)./1000; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=30;
down_range=-30;
case 6
% pop_con=(pop-10000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=100;
down_range=-100;
case 7
% pop_con=(pop-12800)./10000; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=1.28;
down_range=-1.28;
case 8
% pop_con=(pop-50000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=500;
down_range=-500;
case 9
% pop_con=(pop-51200)./10000; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=5.12;
down_range=-5.12;
case 10
% pop_con=(pop-32000)./1000; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=32;
down_range=-32;
case 11
% pop_con=(pop-60000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=600;
down_range=-600;
case 12
% pop_con=(pop-10000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=100;
down_range=-100;
case 13
% pop_con=(pop-10000)./100; %將大定義域的值轉變到 實際的定義域中,便于進行高斯擾動變異
up_range=100;
down_range=-100;
otherwise
% break
return;
end
% var_num = 10;
for i=1:var_num
for j=1:popsize
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 對個體的后位進行高斯擾動變異
if rand<pm
newpop_con(i,j)=pop_con(i,j);
else
% newpop_con(i,j)=pop_con(i,j)+awgn(0,dai_t);
newpop_con(i,j)=pop_con(i,j)+normrnd(0,1/dai_t);
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 判斷新生成的個體是否超界,如果超界則加減高斯擾動的最大值
if newpop_con(i,j)>up_range
newpop_con(i,j)=up_range;
elseif newpop_con(i,j)<down_range
newpop_con(i,j)=down_range;
end
newpop = newpop_con;
% switch fun_num
% case 1
% newpop(i,j)=newpop_con(i,j)*100+10000;
% case 2
% newpop(i,j)=newpop_con(i,j)*100+1000;
% case 3
% newpop(i,j)=newpop_con(i,j)*100+10000;
% case 4
% newpop(i,j)=newpop_con(i,j)*100+10000;
% case 5
% newpop(i,j)=newpop_con(i,j)*1000+30000;
% case 6
% newpop(i,j)=newpop_con(i,j)*100+10000;
% case 7
% newpop(i,j)=newpop_con(i,j)*10000+12800;
% case 8
% newpop(i,j)=newpop_con(i,j)*100+50000;
% case 9
% newpop(i,j)=newpop_con(i,j)*10000+51200;
% case 10
% newpop(i,j)=newpop_con(i,j)*1000+32000;
% case 11
% newpop(i,j)=newpop_con(i,j)*100+60000;
% case 12
% newpop(i,j)=newpop_con(i,j)*100+10000;
% case 13
% newpop(i,j)=newpop_con(i,j)*100+10000;
% otherwise
% break
% end
end
end
% newpop;
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