%基本選擇算子（輪轉法）
%?current_generation:?選擇前的種群（二進制）
%?xn:?未知數個數
%?return:?選擇后的種群（二進制）
function?next_generation?=?basicSelect（current_generationxn）
????cur_code?=?decoder（current_generationxn）;
????m?=?size（current_generation1）;%種群大小
????%初始化：
????next_generation?=?zeros（msize（current_generation2））;
????fitness?=?zeros（1m）;
????
????%計算種群中各個體的適應值
????for?i=1:m
????????fitness（i）?=?fitfunction（cur_code（i1）cur_code（i2））;
????end
????
????%累加適應值
????acfits?=?addFitness（fitness）;
????
????%輪轉法選擇
????for?k=1:m
????????comp?=?rand（）*acfits（m）;
????????selected?=?1;
????????for?q=1:m
%?????????????if?comp>acfits（q）&&comp<=acfits（q+1）
%?????????????????selected?=?q+1;
%?????????????????break;
%?????????????end
????????????if?comp>acfits（q）
????????????????continue;
????????????else
????????????????selected?=?q;
????????????????break;
????????????end
????????end
????????next_generation（k:）?=?current_generation（selected:）;
????end
end??????
%適應值累加函數????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1276??2011-10-24?21:20??ga\basicSelect.m

?????文件????????941??2011-10-25?21:40??ga\basicVariation.m

?????文件?????????94??2011-10-20?21:14??ga\createInitialPopulation.m

?????文件???????1025??2011-10-25?20:27??ga\decoder.m

?????文件?????????92??2011-10-20?22:54??ga\fitfunction.m

?????文件???????2634??2011-10-26?08:42??ga\ga.m

?????文件???????9007??2011-10-21?15:40??ga\intcomputing.fig

?????文件??????13449??2011-10-26?08:56??ga\intcomputing.m

?????文件????????999??2011-10-23?09:24??ga\singlePointCrossover.m

?????目錄??????????0??2011-10-26?08:57??ga

-----------?---------??----------?-----??----

????????????????29517????????????????????10