function?obj?=?BBO（objoptions）
%=======================================================
????%?精英保留機制：精英記錄
????for?j?=?1?:?options.keep?
????????elite（j:）=?obj（j）.Var;
????????elcost（j）=?obj（j）.Cost;
????end?

????for?i?=?1:length（obj）
????????s（i）=?options.Size-i;???????????????????????%?得到種群中的各個解的物種數量
????????lmd（i）=?0.5*options.I*（cos（pi*s（i）/options.Size）+1）;????????%?遷入率λ
????????mu（i）=?0.5*options.E*（-cos（pi*s（i）/options.Size）+1）;????????%?遷出率μ
????end?
%=======================================================
????%?遷移算子更新
????for?i?=?1:options.Size?
????????lmdscale?=?options.lmd_span（1）+（options.lmd_span（2）-options.lmd_span（1））...
????????*（lmd（i）-min（lmd））/（max（lmd）-min（lmd））;
????????for?j?=?1:options.N?
????????????if?rand????????????????%?輪盤賭
????????????????r?=?rand?*?sum（mu）;
????????????????temp?=?mu（1）;tempi?=?1;
????????????????while?（r>temp）&（tempi????????????????????tempi?=?tempi+1;
????????????????????temp?=?temp+mu（tempi）;
????????????????end?
????????????????tempVar（ij）=?obj（tempi）.Var（j）;
????????????else?
????????????????tempVar（ij）=?obj（i）.Var（j）;
????????????end?
????????end?
????end?
%=======================================================
????%?更新物種概率
????for?i?=?1:options.Size?
????????lmd_sminus?=?0.5*options.I*（cos（pi*（s（i）-1）/options.Size）+1）;
????????mu_splus?=?0.5*options.E*（-cos（pi*（s（i）+1）/options.Size）+1）;
????????if?i?==?1
????????????Psplus?=?0;
????????else
????????????Psplus?=?options.Ps（i-1）;
????????end
????????if?i?==?options.Size
????????????Psminus?=?0;
????????else
????????????Psminus?=?options.Ps（i+1）;
????????end
????????dPs（i）?=?-（lmd（i）+mu（i））*options.Ps（i）...
????????????+lmd_sminus*Psminus+mu_splus*Psplus;
????end?
????options.Ps?=?options.Ps+dPs*options.dt;
????options.Ps?=?max（options.Ps0）;
????options.Ps?=?options.Ps/sum（options.Ps）;

????%?變異算子更新
????rmutate?=?options.pmutate*（1-options.Ps/max（options.Ps））;
????for?i?=?（options.Size/2）:options.Size?
????????for?temp?=?1:options.N
????????????if?rmutate（i）>rand
????????????????tempVar（itemp）?=?options.span（temp1）+...
????????????????????（options.span（temp2）-options.span（temp1））*rand;
????????????end?
????????end?
????end?
%=======================================================
????%?更新棲息地信息
????for?i=1:options.Size?
????????q?=?cost_cal（tempVar（i:）options.method）;
????????if?q????????????obj（i）.Cost=q;
????????????obj（i）.Var?=?tempVar（i:）;
????????end?
????end?
%=======================================================
????%?精英保留機制：性能最差棲息地信息用精英替換
????obj?=?queue（obj）;
????for?i?=?1:options.keep?
????????obj（options.Size-i+1）.Var?=?elite（i:）;
????????obj（options.Size-i+1）.Cost?=?elcost（i）;
????end
????
????%?清除算子
????for?i?=?1:length（obj）
????????for?j?=?i+1:length（obj）
????????????if?obj（i）.Var==obj（j）.Var?
%?????????????????temp?=?ceil（length（obj（j）.Var）*rand）;
%?????????????????obj（j）.Var（temp）=?options.s

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

?????文件???????3907??2019-12-23?21:16??BBO?code\BBO.m

?????文件???????1383??2019-12-23?22:41??BBO?code\cost_cal.m

?????文件???????4635??2019-12-22?08:16??BBO?code\DGBBO.m

?????文件??????10003??2019-12-23?21:43??BBO?code\EMBBO.m

?????文件???????2401??2019-12-24?01:05??BBO?code\image_display.m

?????文件????????317??2019-12-20?17:06??BBO?code\init.m

?????文件???????1894??2019-12-24?02:11??BBO?code\main.m

?????文件????????299??2019-12-23?22:12??BBO?code\testloop.m

?????文件????????238??2019-12-22?15:44??BBO?code\tst_fctn_figr.m

?????文件????????374??2020-03-07?21:26??BBO?code\說明.txt

?????目錄??????????0??2020-03-07?21:25??BBO?code

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

????????????????25451????????????????????11