案例九建筑方案决策问题（Case nine decision making of architectural scheme）.docVIP

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案例九建筑方案决策问题（Case nine decision making of architectural scheme）.doc

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案例九建筑方案决策问题（Case nine decision making of architectural scheme）

案例九建筑方案决策问题（Case nine decision making of architectural scheme） Case study of operational research nine: decision making of architectural scheme Case nine: decision making of architectural scheme Case overview: The company plans to build a number of apartments along the shores of qinglin. In terms of funds and design Factors, the company proposed the construction ofsuites and other three architectural programs. These public Its sales revenue is related to the economic development in the region. Based on construction prices and sales Calculates the profits of the three scenarios in different states, as shown in table 8.9. So how many apartments should the company build? First of all, corporate decision makers make decisions according to the rule of regret, which is based on Uncertainty Analysis. According to the regret rule, q*** 123==150, Q 90, Q =30. Table 8.9 S X prosperity (S1) general (S2) depression (S3) 60 sets (alpha 1) 303030 120 sets (alpha 2) 90900 180 sets (alpha 3) 15060-20 A (I, =1, 2,3) For each scenario, I, yes D Max 15030 =120 = 1 {. 30,90 The base of 30,30 , D Max 1500 =60 = 2 {. 90,90 The base of 90,30 , D Max 150 (20) =50 = 3 {.150,90 60,30.. } , be = D Min 120,60,50 * 3{ }=50. First pages, 4 pages Case study of operational research nine: decision making of architectural scheme Reason plan A3 is the optimal decision-making scheme, that is, should be built 180 sets. According to the previous data and experience, the decision makers can analyze the three economic states of the region A priori distribution of energy is obtained, as in table 8.10 shows. Table 8.10 S prosperity (S1) general (S2) depression (S3) P 0.2, 0.5, 0.3 At this point, the decision maker makes the decision analysis according to the expected income criterion of the risk decision. According to the expected return criterion, for each scenario AI (i=1,2,3), yes D1= 0.2 x 30 + 0.5 x 30 + 0.3 x 30 =30, = D2 0.2 x 90 + 0.5 x 90 + 0.3 x 0 =63, (20) = D3 0.2 x 150 + 0.5 x 60 + 0.