zoukankan      html  css  js  c++  java
  • 数学建模 数据包络分析(DEA) Lingo实现

     

    model:
    sets:
    dmu/1..7/:lambda;     !决策单元;
    inw/1..4/:s1;         !投入变量集;
    outw/1..4/:s2;        !产出变量集;
    inv(inw, dmu):x;      !投入数据;
    outv(outw, dmu):y;    !产出数据;
    endsets
    
    data:
    n=?;                  !所评价的决策单元;
    x= 349.3313 0.63114 5.59091 6.30942 3.84352 0.50472 37.86518   !AZ;
       1620.7 1.2335 17.19304 25.30626 251.4798 44.21377 117.4841  !CA;
       75.48889 0.06826 1.51314 6.75239 1.04937 0.08122  40.8765   !NM; 
       1169.069 1.27549 15.62031 9.99996 9.71338 80.82566 57.3492; !TX;
    
    !消耗*价格;
    y= 19110.63 34.52749 305.8581 14526.70504576 3843.5218771 2188.06567 89941.053949  !AZ;
       80799.65 61.49606 857.1551 39765.719738 251479.771641 70912.239599 279059.7185637
       4030.339 3.64439 80.78612  16038.926614 1049.366891 1043.89315 97093.81923952
       65780.31 71.76835 878.9118 22339.449732 9713.3800554 121621.9387228 146673.1547010;
    enddata
    
    min=theta;        
    @for(inw(i):@sum(dmu(j)|j#ne#n:lambda(j)*x(i,j))+s1(i)=theta*x(i,n)); !输入约束;
    @for(outw(i):@sum(dmu(j)|j#ne#n:lambda(j)*y(i,j))-s2(i)=y(i,n));  !输出约束;
    a = @sum(dmu(j):lambda(j))/theta;  !规模有效性;
    end
  • 相关阅读:
    Scala window下安装
    HIVE 总结
    mapreduce源码解析以及优化
    Hadoop2.x + eclipse 插件配置
    python spark
    Hive与Hbase关系整合
    Sqoop架构以及应用介绍
    flume
    SOAP
    Leetcode#75 Sort Colors
  • 原文地址:https://www.cnblogs.com/douzujun/p/8443566.html
Copyright © 2011-2022 走看看