Data preprocessing is a critical step in the data mining as a whole process and it has vital impact on the success of a data mining project.

数据预处理在数据挖掘项目中有着举足轻重的作用，是数据挖掘整个过程的关键步骤之一。

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Based on the project background, an improved outlier data mining algorithm for time series data is given out.

根据课题背景，给出一个针对时序数据的离群数据挖掘算法的改进算法。

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Mining land reclamation is a very complex systemic project. There are a lot of spatial data and spatial information during the whole procedure.

矿区土地复垦是一项极其综合的系统工程，其整个过程涉及到大量的空间数据与空间信息。

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In case you think WNYC is spending your hard-earned contributions on a subject that flirts with frivolity and you're considering unincluding them in your estate planning, they assured me that this project was pushed into the New Year by more important data-mining efforts, on subjects such as superstorm Sandy and the recent presidential election.

WSJ: The City Unleashed