For solving the problem which DEA only can use to evaluate relative efficiency, a method of choosing reference DMUs is proposed.
针对DEA只能用于相对有效性评价的不足，提出了遴选参考集的解决思路。
Relative efficiency evaluation on systems with fuzzy factors of inputs and outputs presents the front of theoretical research on DEA, which is of great theoretical and practical importance.
要素不确定条件下的系统相对有效性评价是当前DEA理论研究的前沿，具有十分重要的理论和实践意义。
Data envelopment analysis (DEA) is a kind of method appropriate for investigating the relative efficiency of homogeneous decision-making units converting multiple inputs into multiple outputs.
数据包络分析是用来评价同类型决策单元相对有效性的一种新方法。
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