%?-----------------------------------------------------------------
%?Cuckoo?Optimization?Algorithm?（COA）?by?Ramin?Rajabioun??????????%
%?Programmed?by?Ramin?Rajabioun???????????????????????????????????%
%?-----------------------------------------------------------------
%?Paper:?R.?Rajabioun.?Cuckoo?Optimization?Algorithm?Applied?Soft
%?Computing?11?（2011）?5508?518
%?----------------------------------------------------------------%
%?This?program?implements?a?standard?version?of?Cuckoo????????????%
%?Optimization?Algorithm?（COA）?which?minimizes?any?Cost?Function??%
%?---------------------------------------------------------------?%
%?Email:?r.rajabioun@ece.ut.ac.ir?????????????????????????????????%
%?Website:?www.coasite.info???????????????????????????????????????%
%?---------------------------------------------------------------?%
%
%?To?use?the?code?easily?prepare?your?cost?function?and?type?its??%
%?name?in:?costFunction?=?‘YourCostFunctionName‘?then?set?number?%
%?of?optimization?parameters?in?“npar“?and?set?the?upper?and?lower%
%?bands?of?the?problem????????????????????????????????????????????%
%?---------------------------------------------------------------?%

clc?clear?close?all

%%?Set?problem?parameters

%?select?your?cost?function:
costFunction?=?‘rastrigin‘;???????????%?F6?+/-5.12

npar??=?100;??????????%?number?of?optimization?variables
varLo?=?-5;?????????%?Lower??band?of?parameter
varHi?=??5;?????????%?Higher?band?of?parameter


%%?Set?COA?parameters

numCuckooS?=?5;?????????????%?number?of?initial?population
minNumberOfEggs?=?2;????????%?minimum?number?of?eggs?for?each?cuckoo
maxNumberOfEggs?=?4;????????%?maximum?number?of?eggs?for?each?cuckoo
maxIter?=?100;??????????????%?maximum?iterations?of?the?Cuckoo?Algorithm
knnClusterNum?=?1;??????????%?number?of?clusters?that?we?want?to?make
motionCoeff?=?30;????????????%?Lambda?variable?in?COA?paper?default=2
accuracy?=?-inf;???????????%?How?much?accuracy?in?answer?is?needed
maxNumOfCuckoos?=?10;??????%?maximum?number?of?cuckoos?that?can?live?at?the?same?time
radiusCoeff?=?5;???????????%?Control?parameter?of?egg?laying
cuckooPopVariance?=?1e-13;???%?population?variance?that?cuts?the?optimization


%%?initialize?population:

cuckooPop?=?cell（numCuckooS1）;
%?initialize?egg?laying?center?for?each?cuckoo
for?cuckooNumber?=?1:numCuckooS????
????cuckooPop{cuckooNumber}.center?=?（?varHi-varLo?）*rand（1npar）?+?varLo;
end


%%?initialize?COA?cost?minimization?plot
figure（1）
hold?on
xlabel?‘Cuckoo?iteration‘
ylabel?‘Cost?Value‘


%%?Start?Cuckoo?Optimization?Algorithm

iteration?=?0;
maxProfit?=?-1e20;????????%?Let?initial?value?be?negative?number
goalPoint?=?（varHi?-?varLo）*rand（1npar）?+?varLo;?%?a?random?goalpoint?to?start?COA
globalBestCuckoo?=?goalPoint;
globalMaxProfit?=?maxProfit;
profitVector?=?[];
while?（?（iteration?<=?maxIter）?&&?（-maxProfit?>?accuracy）?）
????
????iteration?=?iteration?+?1
????
????%?initial

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

?????文件?????304076??2014-04-14?19:15??CK\Cuckoo?Search?and?Firefly?Algorithm?-?Overview?and?Analysis.pdf

?????文件??????13895??2014-03-27?08:55??CK\cuckooMain.m

?????文件???????6598??2014-02-12?14:17??CK\cuckoo_search.m

?????文件???????6832??2014-02-12?14:17??CK\cuckoo_search_new.m

?????文件???????5768??2014-02-12?14:17??CK\cuckoo_search_spring.m

?????文件???????1315??2014-02-12?14:07??CK\license.txt

?????文件?????????95??2014-02-12?14:07??CK\rastrigin.m

?????目錄??????????0??2014-10-29?22:40??CK

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

???????????????338579????????????????????8