%?========================================================?%?
%?Files?of?the?Matlab?programs?included?in?the?book:???????%
%?Xin-She?Yang?Nature-Inspired?metaheuristic?Algorithms??%
%?Second?Edition?Luniver?Press?（2010）.???www.luniver.com?%
%?========================================================?%????

%?--------------------------------------------------------?%
%?Bat-inspired?algorithm?for?continuous?optimization?（demo）%
%?Programmed?by?Xin-She?Yang?@Cambridge?University?2010????%
%?--------------------------------------------------------?%
%?Usage:?bat_algorithm（[20?0.25?0.5]）;?????????????????????%

function?[pbltfminbl]=bat_algorithm（nbArBQminBQmaxdbNB）
%?Display?help
%??help?bat_algorithm.m

%?Default?parameters
%?if?nargin<1??para=[10?0.25?0.5];??end
%?nb=para（1）;??????%?Population?size?typically?10?to?25
%?A=para（2）;??????%?Loudness??（constant?or?decreasing）
%?r=para（3）;??????%?Pulse?rate?（constant?or?decreasing）
%?%?This?frequency?range?determines?the?scalings
%?BQmin=0;?????????%?Frequency?minimum
%?BQmax=2;?????????%?Frequency?maximum
%?%?Iteration?parameters
%??%?Stop?tolerance
%?N_iter=0;???????%?Total?number?of?function?evaluations
%?Dimension?of?the?search?variables
%?db=5;
%?Initial?arrays
BLb=-5.12*ones（1db）;
BUb=5.12*ones（1db）;
Q=zeros（nb1）;???%?Frequency
v=zeros（nbdb）;???%?Velocities
Solb=zeros（nbdb）;
Fitnessb=zeros（1nb）;
Sb=zeros（nbdb）;
%?Initialize?the?population/solutions
for?i=1:nb
??Solb（i:）=BLb+（BUb-BLb）*rand;
??Fitnessb（i）=Fun（Solb（i:））;
end
%?Find?the?current?best
[fminbIb]=min（Fitnessb）;
bestb=Solb（Ib:）;

%?======================================================??%
%?Note:?As?this?is?a?demo?here?we?did?not?implement?the??%
%?reduction?of?loudness?and?increase?of?emission?rates.???%
%?Interested?readers?can?do?some?parametric?studies???????%
%?and?also?implementation?various?changes?of?A?and?r?etc??%
%?======================================================??%
%?btol=0.01;
%?NB=0;
%?Start?the?iterations?--?Bat?Algorithm
%?while（fminb>btol）
for?tb?=1:?NB
????????%?Loop?over?all?bats/solutions
????????for?i=1:nb
??????????Q（i）=BQmin+（BQmin-BQmax）*rand;
??????????v（i:）=v（i:）+（Solb（i:）-bestb）*Q（i）;
??????????Sb（i:）=Solb（i:）+v（i:）;
??????????%?Pulse?rate
??????????if?rand>r
??????????????Sb（i:）=bestb+0.01*randn（1db）;
??????????end

?????%?Evaluate?new?solutions
???????Sb（i:）=BsimpleboundsP（Sb（i:）BLbBUb）;
???????????Fnewb=Fun（Sb（i:））;
?????%?If?the?solution?improves?or?not?too?loudness
???????????if?（Fnewb<=Fitnessb（i））?&?（rand????????????????Solb（i:）=Sb（i:）;
????????????????Fitnessb（i）=Fnewb;
???????????end

??????????%?Update?the?current?best
??????????if?Fnewb<=fminb
????????????????bestb=Sb（i:）;
????????????????fminb=Fnewb;
??????????end
????????end
%?????????if?round（tb/50）==tb/50
????????pblt（tb）=fminb;
%?????????end
%?????????NB=NB+1;
%?????????if?NB>10000
%?????????fminb=btol-1;

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

?????文件???????4924??2016-11-23?22:21??基于變異?策略的花朵授粉算法\bat_algorithm.m

?????文件???????3494??2016-11-23?22:23??基于變異?策略的花朵授粉算法\ceshi.m

?????文件???????2910??2016-11-10?17:09??基于變異?策略的花朵授粉算法\COOK.m

?????文件???????4512??2016-11-23?19:24??基于變異?策略的花朵授粉算法\cs.m

?????文件???????4471??2016-11-23?19:25??基于變異?策略的花朵授粉算法\fpa.m

?????文件???????2385??2016-11-23?15:57??基于變異?策略的花朵授粉算法\FPA1.m

?????文件????????169??2016-10-14?20:55??基于變異?策略的花朵授粉算法\Fun.m

?????文件???????5299??2016-11-23?22:22??基于變異?策略的花朵授粉算法\Gfpa.m

?????文件???????4817??2016-11-23?19:25??基于變異?策略的花朵授粉算法\gtfpa.m

?????文件????????128??2016-05-08?21:00??基于變異?策略的花朵授粉算法\homework.1.mat

?????文件????????532??2016-11-30?08:07??基于變異?策略的花朵授粉算法\mydate.mat

?????文件???????3500??2016-11-23?22:21??基于變異?策略的花朵授粉算法\pso.m

?????文件????????261??2016-11-30?08:08??基于變異?策略的花朵授粉算法\table.mat

?????文件????????482??2016-09-22?19:57??基于變異?策略的花朵授粉算法\TableData.mat

?????文件??????18228??2016-11-06?21:39??基于變異?策略的花朵授粉算法\untitled.fig

?????文件??????19706??2016-11-21?15:03??基于變異?策略的花朵授粉算法\untitled11.fig

?????文件??????17023??2016-11-21?15:19??基于變異?策略的花朵授粉算法\untitled111.fig

?????文件??????61711??2016-11-23?17:13??基于變異?策略的花朵授粉算法\untitled111111.fig

?????文件??????17652??2017-05-17?09:00??基于變異?策略的花朵授粉算法\untitled11yyy.fig

?????文件??????21038??2016-11-21?15:06??基于變異?策略的花朵授粉算法\untitled22.fig

?????文件??????39437??2017-05-17?21:44??基于變異?策略的花朵授粉算法\untitled22121.fig

?????文件??????18327??2016-11-21?15:23??基于變異?策略的花朵授粉算法\untitled222.fig

?????文件??????19339??2016-11-21?15:12??基于變異?策略的花朵授粉算法\untitled33.fig

?????文件??????17023??2016-11-21?15:25??基于變異?策略的花朵授粉算法\untitled333.fig

?????文件??????18883??2016-11-17?16:21??基于變異?策略的花朵授粉算法\untitled345.fig

?????文件??????20042??2016-11-21?15:14??基于變異?策略的花朵授粉算法\untitled44.fig

?????文件??????18175??2016-11-21?15:45??基于變異?策略的花朵授粉算法\untitled444.fig

?????文件??????17015??2017-05-17?20:56??基于變異?策略的花朵授粉算法\untitledG1.fig

?????文件??????16205??2017-05-17?21:31??基于變異?策略的花朵授粉算法\untitledG2.fig

?????文件??????17088??2017-05-17?21:03??基于變異?策略的花朵授粉算法\untitledRA1.fig

............此處省略9個文件信息