In this article, I choose to study the evaluation methods of the efficiency of the models of signal processing and put forward the evaluation criterion of cross correlation.
本论文选择了对信号处理效果的评估方法进行研究，并提出了互相关评估准则。
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。
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