資源簡介
最近,我正在學習如何解決 TSP (或 VPR) 與群算法,特別利用粒子群優化算法。這是為粒子群優化算法的 matlab 程序代碼,我們可以找到它如何由它解決的問題。

代碼片段和文件信息
function?[AgentValueAgentPositionAgentVechleLocalAgentHaveVechleAgentVechleCarry]?=?CalculateAgent(AgentVechleLocalAgentVechleCarryDistancesAgentPositionCarCanNeedN)
%%?計算用車量和每輛車的載重率
AgentHaveVechle?=?1;?%?從第一個車開始
AgentVechleLocal(AgentHaveVechle)?=?2;?%?第一輛車的訪問的第一個節點
AgentVechleCarry(AgentHaveVechle)?=?0;?%?第一輛車初始什么都沒有裝
for?j?=?1:N-1
????AgentVechleCarry(AgentHaveVechle)?=?AgentVechleCarry(AgentHaveVechle)+Need(AgentPosition(j));?%?嘗試裝入車中
????if?AgentVechleCarry(AgentHaveVechle)?>??CarCan?%?如果超過容量?
????????AgentVechleCarry(AgentHaveVechle)?=?AgentVechleCarry(AgentHaveVechle)-Need(AgentPosition(j));?%?取出
????????AgentHaveVechle?=?AgentHaveVechle?+?1;??%??增加一輛車
????????AgentVechleLocal(AgentHaveVechle)?=?j;?%??新加車輛的第一個服務節點
????????AgentVechleCarry(AgentHaveVechle)?=?Need(AgentPosition(j));?%?新車的第一個裝載貨物
????elseif?AgentVechleCarry(AgentHaveVechle)?==??CarCan
????????AgentHaveVechle?=?AgentHaveVechle?+?1;??%??增加一輛車
????????AgentVechleLocal(AgentHaveVechle)?=?j+1;?%??新家車輛的第一個服務節點
????????AgentVechleCarry(AgentHaveVechle)?=?0;?%?新車的第一個裝載貨物
????end
end
AgentVechleCarry(AgentHaveVechle)?=?AgentVechleCarry(AgentHaveVechle)+Need(AgentPosition(N));?%?嘗試裝入車中
if?AgentVechleCarry(AgentHaveVechle)?>??CarCan?%?如果超過容量
????AgentVechleCarry(AgentHaveVechle)?=?AgentVechleCarry(AgentHaveVechle)-Need(AgentPosition(N));?%?取出
????AgentHaveVechle?=?AgentHaveVechle?+?1;??%??增加一輛車
????AgentVechleLocal(AgentHaveVechle)?=?N;?%??新加車輛的第一個服務節點
????AgentVechleCarry(AgentHaveVechle)?=?Need(AgentPosition(N));?%?新車的第一個裝載貨物
end
AgentVechleLocal(AgentHaveVechle+1)?=?N+1;
%%?2-opt優化子路徑
AgentValue?=?0;
for?j?=?1:AgentHaveVechle
????SubRout?=?[1;AgentPosition(AgentVechleLocal(j):AgentVechleLocal(j+1)-1)];
????SubLen?=?AgentVechleLocal(j+1)?-?AgentVechleLocal(j)+1;
????if?SubLen?>?3?
????????SubDis?=?Distances(SubRoutSubRout);
????????SubRout(:)?=??Opt(SubLen[1:SubLen?1:SubLen]SubDisSubRout);
????????AgentPosition(AgentVechleLocal(j):AgentVechleLocal(j+1)-1)?=?SubRout(2:end);
????end
????%?計算子路徑長度
????AgentValue?=?AgentValue?+?total_length_of_cycle(DistancesSubRout);
end
end
%%
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
????.......??????5861??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\A-n32-k5.mat
????.......??????6028??2009-07-15?00:30??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\A-n33-k5.mat
????.......??????9257??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\A-n45-k7.mat
????.......??????9934??2009-07-15?00:48??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\A-n46-k7.mat
????.......??????4302??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\B-n31-k5.mat
????.......??????6941??2009-07-15?00:45??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\B-n35-k5.mat
????.......?????11546??2009-07-15?00:53??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\B-n45-k5.mat
????.......??????9972??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\B-n45-k6.mat
????.......??????2294??2008-05-04?15:46??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\CalculateAgent.m
????.......?????51099??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n101-k14.mat
????.......?????49987??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n101-k8.mat
????.......??????2889??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n22-k4.mat
????.......??????4694??2009-07-15?01:02??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n30-k3.mat
????.......??????5988??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n33-k4.mat
????.......?????12908??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n51-k5.mat
????.......?????28494??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n76-k7.mat
????.......?????28647??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\E-n76-k8.mat
?????文件??????18373??2009-08-11?21:31??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\GPSOoption.m
?????文件???????4499??2009-08-11?21:33??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\GTSPN.m
?????文件????????880??2009-08-11?21:33??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\GTSPN.p
?????文件???????1196??2009-08-13?09:12??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\Main.m
????.......???????451??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\MakeNodeDate.m
????.......???????547??2009-07-15?14:14??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\MultiOX.m
????.......???????308??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\MyExchange.m
????.......???????174??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\MyInsert.m
????.......???????212??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\Mysel.m
????.......???????749??2009-07-15?06:33??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\Opt.m
????.......???????205??2008-04-12?17:40??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N\total_length_of_cycle.m
?????目錄??????????0??2009-08-13?09:13??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”\CVRP-N
?????目錄??????????0??2011-12-10?17:24??PSO算法求解CVRP“車輛路徑問題”\PSO算法求解CVRP“車輛路徑問題”
............此處省略4個文件信息
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