Data Envelopment Analysis
>load dea
Data Envelopment Approach.
Try "help dea.e" for more information.
>Output=random(8,2);
>Input=random(8,2);
>graphDEA(Output,Input); insimg;

>showDEA(Output,Input);
Site: 1
Efficiency: 0.0463611
Replace with:
16.6199 of 2
Site: 3
Efficiency: 0.127914
Replace with:
101.147 of 8
Site: 4
Efficiency: 0.257783
Replace with:
48.6189 of 2
30.9739 of 8
Site: 5
Efficiency: 0.519924
Replace with:
67.4029 of 2
28.4808 of 8
Site: 6
Efficiency: 0.229767
Replace with:
45.6377 of 2
Site: 7
Efficiency: 0.733806
Replace with:
55.8282 of 2
>Output=[150,50;225,75;90,10;160,40;50,50;75,75;200,50; ...
>350,100;400,90;250,300;350,350;350,400;275,375; ...
>220,40;300,10;320,275;375,230;230,50;290,90;360,70];
>Input=[200,600;600,1200;200,200;600,300;500,200; ...
>320,150;375,450;400,320;550,480;900,660;850,720;720,940; ...
>900,850;250,370;115,250;600,590;550,710;200,280;450,410;415,575];
>solveAllDEA(Output,Input)
[ 0.626931330472 0.313465665236 0.386226415094 0.481509433962 0.5 1
0.459302066225 1 0.745676100629 0.929959331225 1 1
0.936237090256 0.593335549675 1 1 0.901226549931 0.853277885822
0.711866047501 0.623979503148 ]
>graphDEA(Output,Input,0); insimg;

>solveAllDEA(Output,Input,1)
[ 0.885256410256 0.359722222222 1 0.625925925926 0.75 1
0.560623428859 1 1 0.933884297521 1 1 0.976470588235
0.718388609134 1 1 1 0.990477882395 0.73707170658 0.925677710843 ]
>w1=solveAllDEA(Output,Input,0);
>w2=solveAllDEA(Output,Input,1);
>format(10,2); Output|Input|w1'|w2', shortformat();
150.00 50.00 200.00 600.00 0.63 0.89
225.00 75.00 600.00 1200.00 0.31 0.36
90.00 10.00 200.00 200.00 0.39 1.00
160.00 40.00 600.00 300.00 0.48 0.63
50.00 50.00 500.00 200.00 0.50 0.75
75.00 75.00 320.00 150.00 1.00 1.00
200.00 50.00 375.00 450.00 0.46 0.56
350.00 100.00 400.00 320.00 1.00 1.00
400.00 90.00 550.00 480.00 0.75 1.00
250.00 300.00 900.00 660.00 0.93 0.93
350.00 350.00 850.00 720.00 1.00 1.00
350.00 400.00 720.00 940.00 1.00 1.00
275.00 375.00 900.00 850.00 0.94 0.98
220.00 40.00 250.00 370.00 0.59 0.72
300.00 10.00 115.00 250.00 1.00 1.00
320.00 275.00 600.00 590.00 1.00 1.00
375.00 230.00 550.00 710.00 0.90 1.00
230.00 50.00 200.00 280.00 0.85 0.99
290.00 90.00 450.00 410.00 0.71 0.74
360.00 70.00 415.00 575.00 0.62 0.93
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