本文在综合考虑了水下隧道施工方案优选时,其可行性与可操作性、安全性与经济性,以及环保性与适用性等诸多影响因素的情况下,建立了以水文地质条件、几何形状性质、施工技术要求等6项因素为Ⅰ级指标,以地层岩性、工法适应性、隧道埋深...本文在综合考虑了水下隧道施工方案优选时,其可行性与可操作性、安全性与经济性,以及环保性与适用性等诸多影响因素的情况下,建立了以水文地质条件、几何形状性质、施工技术要求等6项因素为Ⅰ级指标,以地层岩性、工法适应性、隧道埋深等17项因素为Ⅱ级指标的水下隧道施工方案评价指标体系;并利用层次分析法(Analytic Hierarchy Process,AHP)-熵权法计算了各指标的综合权重,建立了基于组合赋权-优劣解距离法(Technique for Order Preference by Similarity to an Ideal Solution,TOPSIS)的水下隧道施工方案决策模型。以某水下隧道为例,验证了该决策模型的适用性。展开更多
Aiming at the decision-making problem of construction programme choice,this paper advanced a new group expandable optimization decision-making model.Various factors were comprehensively considered,and the new multi-at...Aiming at the decision-making problem of construction programme choice,this paper advanced a new group expandable optimization decision-making model.Various factors were comprehensively considered,and the new multi-attribute evaluation index system was established.Based on the assumption that decision-makers were rational,this paper formed a group of rational preferences through extracting the personal preferences pertinently,so the decision-makers position matrix was determined.The decision-makers position matrix integrated values given by group decision-makers to construction programme comprised a matrix,of which the entropy theory for datamining was adopted in this paper to determine the attribute weights.A decision was made by using the extension decision method.Eventually,the feasibility and practicability of the model were verified by the example.展开更多
文摘本文在综合考虑了水下隧道施工方案优选时,其可行性与可操作性、安全性与经济性,以及环保性与适用性等诸多影响因素的情况下,建立了以水文地质条件、几何形状性质、施工技术要求等6项因素为Ⅰ级指标,以地层岩性、工法适应性、隧道埋深等17项因素为Ⅱ级指标的水下隧道施工方案评价指标体系;并利用层次分析法(Analytic Hierarchy Process,AHP)-熵权法计算了各指标的综合权重,建立了基于组合赋权-优劣解距离法(Technique for Order Preference by Similarity to an Ideal Solution,TOPSIS)的水下隧道施工方案决策模型。以某水下隧道为例,验证了该决策模型的适用性。
基金Project of Hunan Fund in Social Science (No.11YBB060)
文摘Aiming at the decision-making problem of construction programme choice,this paper advanced a new group expandable optimization decision-making model.Various factors were comprehensively considered,and the new multi-attribute evaluation index system was established.Based on the assumption that decision-makers were rational,this paper formed a group of rational preferences through extracting the personal preferences pertinently,so the decision-makers position matrix was determined.The decision-makers position matrix integrated values given by group decision-makers to construction programme comprised a matrix,of which the entropy theory for datamining was adopted in this paper to determine the attribute weights.A decision was made by using the extension decision method.Eventually,the feasibility and practicability of the model were verified by the example.
