function?gaDat=ga（g）?
%
%?Basic?Genetic?Algorithm
%
%????gaDat=ga（gaDat）
%????gaDat?:?Data?structure?used?by?the?algorithm.
%????
%?Data?structure:
%?Parameters?that?have?to?be?defined?by?user
%?gaDat.FieldD=[lb;?ub];?%?lower?（lb）?and?upper?（up）?bounds?of?the?search?space.?
%????????????????????????%?each?dimension?of?the?search?space?requires?bounds?
%?gaDat.Objfun=‘costFunction‘;?%?Name?of?the?0bjective?function?to?be?minimize
%?
%?Parameters?that?could?be?defined?by?user?in?other?case?there?is?a?default?value
%?gaDat.MAXGEN={gaDat.NVAR*20+10};?%?Number?of?generation?gaDat.NVAR*20+10?by?default
%?gaDat.NIND={gaDat.NVAR*50}?;???%?Size?of?the?population?gaDat.NVAR*50?by?default
%?gaDat.alfa={0};????????????????%?Parameter?for?linear?crossover?0?by?default
%?gaDat.Pc={0.9};????????????????%?Crossover?probability?0.9?by?default
%?gaDat.Pm={0.1};????????????????%?Mutation?probability?0.1?by?default
%?gaDat.ObjfunPar={[]};??????????%?Additional?parameters?of?the?objective?function
%????????????????????????????????%??have?to?be?packed?in?a?structure?empty?by?default
%?gaDat.indini={[]};?????????????%?Initialized?members?of?the?initial?population?empty
%????????????????????????????????%??by?default
%
%?Grupo?de?Control?Predictivo?y?Optimizaci髇?-?CPOH
%?Universitat?Polit鑓nica?de?Val鑞cia.
%?http://cpoh.upv.es
%?（c）?CPOH??1995?-?2012

if?nargin==1
????gaDat=g;
else
????error（‘It?is?necessary?to?pass?a?data?structure:?gaDat.FieldD?and?gaDat.Objfun‘）
end
%?If?the?parameter?doesn‘t?exist?in?the?data?structure?it?is?created?with?the?default?value
if?~isfield（gaDat‘NVAR‘）
????gaDat.NVAR=size（gaDat.FieldD2）;
end
if?~isfield（gaDat‘MAXGEN‘）
%?????gaDat.MAXGEN=gaDat.NVAR*20+10;
?????gaDat.MAXGEN=?1000;
end
if?~isfield（gaDat‘NIND‘）
%?????gaDat.NIND=gaDat.NVAR*50;
????gaDat.NIND=?100;
end??
if?~isfield（gaDat‘alfa‘）
????gaDat.alfa=0;
end
if?~isfield（gaDat‘Pc‘）
????gaDat.Pc=0.9;
end
if?~isfield（gaDat‘Pm‘）
????gaDat.Pm=0.1;
end
if?~isfield（gaDat‘ObjfunPar‘）
????gaDat.ObjfunPar=[];
end
if?~isfield（gaDat‘indini‘）
????gaDat.indini=[];
end

gaDat.MAXGEN?=?2000;
gaDat.NIND?=?100;


%?Internal?parameters
gaDat.Chrom=[];
gaDat.ObjV=[];
gaDat.xmin=[];
gaDat.fxmin=inf;
gaDat.xmingen=[];
gaDat.fxmingen=[];
gaDat.rf=（1:gaDat.NIND）‘;
gaDat.gen=0;

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%?Main?loop
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%?Generation?counter
gen=0;

%?Initial?population??????---------------------------------------
gaDat.Chrom=crtrp（gaDat.NINDgaDat.FieldD）;???%?Real?codification
%?Individuals?of?gaDat.indini?are?randomly?added?in?the?initial?population
if?not（isempty（gaDat.indini））
????nind0=size（gaDat.indini1）;
????posicion0=ceil（rand（1nind0）*gaDat.NIND）;
????gaDat.Chrom（posicion0:）=gaDat.indini;
end

while?（gaDat.gen????gaDat.gen=gen;
????gaDat=gaevolucion（gaDat）;??
????%?Increase?generation?counter????????------------------
????gaDat.xmingen（gen+1:）=gaDat.xmin;
????gaDat.fxmingen（gen+1:）=gaDat.fxmin;
???

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????14617??2013-12-22?12:46??單目標優化\ga.m
?????文件?????????257??2013-04-25?10:44??單目標優化\gaExample_4.m
?????文件?????????370??2012-11-10?03:08??單目標優化\gaiteration.m
?????文件?????????363??2012-11-10?18:12??單目標優化\garesults.m
?????文件?????????754??2013-04-25?10:57??單目標優化\objfun_example4.m
?????目錄???????????0??2013-12-22?12:41??單目標優化\