信息物元作为一种特殊的物元具有可拓性，从而能形成可拓信息空间。
Information matter element as an special matter element has extensibility and can form extensive information space.
本文在信息的不确定性基础上提出了可拓信息的度量和可拓信息空间化简算法。
In this paper, we put forward extension information content and an algorithm for simplifying the extensive information space.
最后本文得出的结论是，可拓工程方法和可拓信息分析方法为数据挖掘提供了更多的理论基础，同时也为数据挖掘提供了有效的挖掘工具和方法。
In the end of the paper we get the conclusion, extension engineer theory and extension information analysis approach prepare basic theory for data mining and are good techniques of data mining.
在信息融合技术与可拓学理论的基础上，提出了一种新的井采煤矿安全性态评价模型。
On the basis of information fusion technology and extension theory, a new assessment model of underground coal mines safety behavior was proposed.
根据可拓论，提出了基于物元和事元的信息表述方法。
According to Extension Theory, methods of information expression based on matter-elements and affair-elements are provided.
根据可拓论，提出了基于物元和事元的信息表述方法。
According to Extension Theory, methods of information expression based on matter-elements and affair-elements are provided.
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