The preference DEA model is put forward based on the traditional DEA model to solve the comprehensive evaluation, and to solve the same efficient DMU with the average cross-efficiency.
在对传统DEA模型修正的基础上，提出了应用偏好序DEA模型来对信息系统综合评价，并提出用平均横切效率来解决同为有效决策单元的对比问题。
After that, we use DEA cross-evaluation to analysis the rank of these companies.
在此基础上，我们运用了DEA交叉评价模型给出了各医药上市公司的业绩排名。
After that, we use DEA cross-evaluation to analysis the rank of these companies.
在此基础上，我们运用了DEA交叉评价模型给出了各医药上市公司的业绩排名。
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