A new fuzzy data model method has been gaven after studying the fuzzy knowledge representation. This method describes fuzzy data with fuzzy relation of attribute weight.

研究了模糊知识的表示方法，提出了一种表示模糊知识的模糊数据模型，利用属性加权模糊值来表示模糊性数据。

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Active fuzzy data model is studied based on relation data model. Following an introduction to active fuzzy database technology, the structure of active fuzzy database is analyzed.

在关系数据模型的基础上，对主动模糊数据模型进行了研究，介绍了主动模糊数据库技术，分析了主动模糊数据库的结构。

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With the established fuzzy regression model, the future load value can be forecasted based on the fuzzy historical observation data.

该方法通过建立具有模糊回归参数的回归模型，可以直接由模糊观测数据预测出未来负荷值。

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