Whether selecting right data concept model and database structure design method or not is the key problem of database design.

能否选择恰当的数据概念模型和数据库结构设计方法是数据库设计能否获得成功的关键所在。

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Some of the concepts didn't always fit cleanly into the CIM data model definitions, and the team faced a constant temptation to solve the problem by defining a data concept in a specific application.

一些概念不能简便地套用CIM数据模型定义，团队一直在考虑是否要通过在特定的应用程序中定义数据概念来解决问题。

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In the previous two articles in this "data mining with WEKA" series, I introduced the concept of data mining.

在这个“用WEKA进行数据挖掘”系列之前的两篇文章中，我介绍了数据挖掘的概念。

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Venter is long gone, the Bloomberg-data-sales concept failed, so the company is now focusing on various tests sold to doctors.

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But little hard data supports the popular concept, Kirsch says.

FORBES: Health Care

In a math session LaDonna Turner teaches second graders the concept of a data range, as seen in bar charts representing numbers of pets.

FORBES: Magazine Article