| 1. | Association rule is an important kind of knowledge patterns that are discovered by data mining 而关联规则作为一类知识模式,是数据挖掘所要研究的一项重要内容。 |
| 2. | Concept lattice is a powerful tool for data analysis , used to extract hidden knowledge pattern in data 概念格是近年来获得飞速发展的数据分析的有力工具,用来发现数据中隐藏的知识模式。 |
| 3. | As the pattern ' s quality is the precondition of getting credible knowledge model , the data pretreatment should be done before the data mining 数据样本的质量是保证数据挖掘得出可靠知识模式的前提,所以在进行数据挖掘前,要进行必要的数据预处理。 |
| 4. | Now , data mining is a promising and flourishing frontier in database systems , and association rule is an important knowledge pattern which data mining can find 数据挖掘( datamining )是当前较为关注的一个研究领域,关联规则是数据挖掘所能发现的重要知识模式之一。 |
| 5. | Traditional methods for document analysis can not extract the description of weekly structured documents effectively and efficiently , a knowledge pattern - based method for document description construction is proposed 摘要鉴于传统文档分析方法不能有效获取弱结构文档的知识描述,提出基于知识模式的文档描述构建方法。 |
| 6. | Emerging patterns ( eps ) are a new knowledge patterns ( attributes ) and they can capture multi - attribute differences between data classes , so it can be used as the basic means for classification 近年来,数据挖掘界提出一种新的知识模式,称作显露模式( emergingpattem , ep ) 。 ep表示数据集间的差异,能够很好用于分类。 |
| 7. | Web data mining has been combined with electronic commerce on this occasion . it is a new branch of data mining and focuses on the research in the internet on how to find out all implicit knowledge modes among all kinds of data including web logs , user register information , web page etc , and on how to gain some predictive information Web数据挖掘就在这样的背景下与电子商务结合在一起,它是在internet出现后产生的数据挖掘一个新的分支,主要研究在internet网络上,对各种数据源,如web日志、用户登记信息、页面内容等,利用数据挖掘技术寻找网络上数据间各种隐含的知识模式和获取一些预测性信息。 |
| 8. | It is the key part of this dissertation . first it reviews the development of the mode of teacher knowledge , then analyses the causes of formation that affect the construction of teacher knowledge . furthermore based on the existing investigation research of the knowledge structure of teachers in elementary and middle schools , i put forward a set of knowledge structure mode suiting the elementary and 第四章教师知识模型的建构,本章是整篇文章的重点所在,首先在回顾教师知识模式发展的基础上,分析了影响教师知识建构的成因,而且在对当前中小学教师的知识结构进行问卷调查、课堂听课和教师面谈的基础上,提出了一个有针对性的中小学教师的知识结构模型。 |
| 9. | According to the present personalized needs for product design for manufacturing enterprise , the paper applies rough set theory to simplify irrelevant attributions of product design knowledge , to generate decision - making rules , finding potential knowledge - pattern among products or components in order to classify vague target or to provide design knowledge for the design staff 摘要针对制造业产品设计的个性化需求,将粗糙集理论应用于产品设计知识的属性约简和分类规则生成,发现产品或零部件间潜在的特征知识模式,从而为设计人员所能够提供的模糊对象进行分类或提供设计知识。 |