This paper proposes a dynamic data filtering mechanism based on best-grid, and analyses the relationship between size of grid cell, quantity of grid in update area and unnecessary information.

该文提出一种基于最优网格的动态数据过滤机制，分析网格单元大小与更新区域网格数量、冗余信息数量的关系。

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The speed of mining outliers from dataset is slow. According to the characteristic of grid, fast outliers mining algorithm was proposed by partitioning the data into a set of units cell firstly.

针对数据集中离群数据的挖掘速度的问题，提出了快速的基于单元格的离群数据挖掘算法。

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