研究目的：在分析城市轨道交通规划线网评价指标体系及评价方法现状的基础上,优化评价指标体系,运用DEA方法建立城市轨道交通规划线网评价的优化模型,给出求解方法,并通过算例说明其可行性,为确定城市轨道交通规划线网方案提供决策依据。
研究结论：城市轨道交通规划线网评价是轨道交通规划的关键环节,对于确定技术上先进、经济上合理、实施上可行的最优或满意的城市轨道交通规划线网方案具有极其重要的作用和意义。通过研究表明:采用DEA方法对城市轨道交通规划线网进行综合评价具有操作简单,可综合考虑各输入输出指标,以及能够确定最优方案的特点,具有一定的实用价值。
Research purposes: Based on the analysis of present evaluation index systems and evaluation methods for urban rail transit plan network，the index system is optimized，and the optimal evaluation model for urban rail transit plan network is established by applying DEA method and the its solution is given．Finally，a calculation example is offered to show the feasibility of the method for providing the decision—-making basis for determining the optimal scheme of urban rail transit network plan．
Research conclusions: The evaluation of urban rail transit plan network is the key link of rail transit plan and is very important for determining optimal and the most satisfactory plans which are advanced in technology，reasonable in economy，and feasible in implementation．The researches shows that there are many advantages by adopting DEA method to evaluate urban rail transit network plan．This method has features of easy operation and using the input and output indexes to optimize the scheme．So it has a certain practical value．
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