function?rets=bestselect（individualsmn）
%?初始化記憶庫(kù)依據(jù)excellence，將群體中高適應(yīng)度低相似度的overbest個(gè)個(gè)體存入記憶庫(kù)
%?m??????????????????input??????????抗體數(shù)
%?n??????????????????input??????????記憶庫(kù)個(gè)體數(shù)\父代群規(guī)模
%?individuals????????input??????????抗體群
%?bestindividuals????output?????????記憶庫(kù)\父代群

%?精英保留策略，將fitness最好的s個(gè)個(gè)體先存起來，避免因其濃度高而被淘汰
s=3;
rets=struct（‘fitness‘zeros（1n）?‘concentration‘zeros（1n）‘excellence‘zeros（1n）‘chrom‘[]）;
[fitnessindex]?=?sort（individuals.fitness）;
for?i=1:s
????rets.fitness（i）?=?individuals.fitness（index（i））;???
????rets.concentration（i）?=?individuals.concentration（index（i））;
????rets.excellence（i）?=?individuals.excellence（index（i））;
????rets.chrom（i:）?=?individuals.chrom（index（i）:）;
end

%?剩余m-s個(gè)個(gè)體
leftindividuals=struct（‘fitness‘zeros（1m-s）?‘concentration‘zeros（1m-s）‘excellence‘zeros（1m-s）‘chrom‘[]）;
for?k=1:m-s
????leftindividuals.fitness（k）?=?individuals.fitness（index（k+s））;???
????leftindividuals.concentration（k）?=?individuals.concentration（index（k+s））;
????leftindividuals.excellence（k）?=?individuals.excellence（index（k+s））;
????leftindividuals.chrom（k:）?=?individuals.chrom（index（k+s）:）;
end

%?將剩余抗體按excellence值排序
[excellenceindex]=sort（1./leftindividuals.excellence）;

%?在剩余抗體群中按excellence再選n-s個(gè)最好的個(gè)體
for?i=s+1:n
????rets.fitness（i）?=?leftindividuals.fitness（index（i-s））;
????rets.concentration（i）?=?leftindividuals.concentration（index（i-s））;
????rets.excellence（i）?=?leftindividuals.excellence（index（i-s））;
????rets.chrom（i:）?=?leftindividuals.chrom（index（i-s）:）;
end

end

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????1669??2010-09-06?09:12??chapter12\bestselect.m

?????文件???????7910??2010-09-07?10:22??chapter12\centre.fig

?????文件????????479??2010-09-06?09:46??chapter12\concentration.m

?????文件???????1294??2010-09-06?14:49??chapter12\Cross.m

?????文件???????1046??2010-09-06?09:35??chapter12\draw.m

?????文件????????400??2010-09-06?09:41??chapter12\excellence.m

?????文件???????9007??2010-09-07?10:22??chapter12\figure.fig

?????文件????????901??2010-09-07?22:59??chapter12\fitness.m

?????文件???????4838??2010-09-07?10:24??chapter12\IAdata.mat

?????文件???????1102??2010-09-06?09:45??chapter12\incorporate.m

?????文件???????3676??2010-12-28?22:13??chapter12\main.m

?????文件???????1001??2010-09-06?15:40??chapter12\Mutation.m

?????文件????????319??2010-09-06?09:39??chapter12\popinit.m

?????文件????????912??2010-09-06?09:18??chapter12\Select.m

?????文件????????377??2010-09-06?09:35??chapter12\similar.m

?????文件????????580??2010-09-06?09:36??chapter12\test.m

?????目錄??????????0??2011-08-28?11:14??chapter12

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????????????????35511????????????????????17