In this paper, based on the concept extraction algorithm, we propose a concept-based meta search engine infrastructure.

文章在概念抽取算法基础上，提出一种基于概念的元搜索引擎体系结构。

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This paper discusses the relevant problems of applying the method of Concept-Based Attribute-Oriented to find classification rule, also expounds the implemented data classifier.

本文论述了运用基于概念的面向属性归纳方法来发现分类规则的有关问题以及数据分类器的实现。

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Such visions are based on the downsides of being unemployed in a society built on the concept of employment.

此类想象是基于失业的缺点，而其所在的社会是构建于就业的概念之上的。

youdao

The South Africa-based restaurant chain,Nando's, created the concept and will sell the bracelets at its 1,000 outlets in Africa and around the world.

VOA: standard.2010.04.23

That concept is called DNA-based vaccine, or DNA vaccines.

这个概念称为以DNA为基础的疫苗,或者DNA疫苗

耶鲁公开课 - 生物医学工程探索课程节选

These concepts are controversial sociologically speaking, but they are also interesting inputs to the reflection on the concept of gender-based violence.

UNESCO: MEDIA SERVICES

According to a report by the New Media Consortium (NMC), the concept of Challenge-Based Learning was developed in late 2008 by a group of educators working in concert with Apple Computer.

FORBES: How Sandy Can Help Students Become Better Citizens

Bhatia had been working for Apple as a hardware engineer after graduating from the California Institute of Technology in Pasadena, when he and Apple colleague Jack Smith hit upon the concept of web-based email out of frustration at being unable to check their company email away from the office.

CNN: 'Mr Hotmail' seeks new challenges