Then a C2R Data Envelopment Analysis (DEA) decision model with multi-input and output was built to assess whether technique and scale were simultaneously efficient.

在此基础上，建立了基于技术与规模同时有效的多投入多产出的C2R数据包络分析决策模型。

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Finally, from the coal mining enterprise business model, established the data warehouse model, and then design the decision analysis tools based on data warehouse.

最后，从煤矿企业业务模型出发，构建了数据仓库，并讨论了以数据仓库为基础的决策分析工具的开发。

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Geometry reconstruction from slice-images is a main topic of visualization of 3d volume data. Reconstruction of model is the premise of analysis, emulation and decision-making.

基于断层图象的几何重建是三维数据场可视化技术的主要研究内容，重建物体的三维几何模型也是分析、仿真、决策的前提。

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