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(6091900)
, 2008.
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Microsoft Excel.
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. , , , .
. 1, (, ) () . x - R - , .
1
x\R | ||||
1. . , .
- , ( ),
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, .
2
x\R | max | ||||
max uxR = <250, 230, 210, 300> 210. , x=3, R=10, min uxR = 210.
- , ( ),
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, .
x\R | min | ||||
max uxR = <50, 70, 120, 150>. 150. , : x=2, R=10, max uxR = 150.
2. . , , :
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, , :
W1 = 0.25 (50+100+180+250) = 145;
W2 = 0.25 (80+70+80+230) = 115;
W3 = 0.25 (210+180+120+210) = 180;
W4 = 0.25 (300+220+190+150) = 215.
x=4, ( ) 115.
3. . , :
W(xi, Rj) - , uij - , . min(xi, Rj), 50, 70, 80 150 1, 2, 3, 4,
6.3
max W(xi, Rj) | |||||
W(xi, Rj)= | |||||
, x=2, max W(xi, Rj)=80. , , , . .
4. . "" , "", " -". , , r. :
, r =0.5. W :
6.4
Min u(xi, Rj) | max u(xi, Rj) | r min u(xi, Rj) + r max u(xi, Rj) | |
, , :
x1 = 5, x2 = 4 W1 = W2 = 15.