This paper introduce how to retrieve Web information by search engine from five aspects of search engine, working mechanism, standards evaluation, classification, methods and skills.
从搜索引擎的工作机理，评价标准，分类，使用方法，使用技巧等五个方面介绍如何利用搜索引擎检索网络信息。
Here, we put forward an adaptive classification strategy, which can adjust to the changes of Web and initiatively discover new type of information.
本文提出了一种能够自动适应网络信息更迭特点，主动发掘新信息类型的自适应分类策略。
The essence of library traditional document organization and web information organization is knowledge organization, which basic methods include classification and subject.
图书馆传统文献组织与网络信息组织的实质是知识组织，分类法和主题法是知识组织的基本方法。
The enumerated classification has showed many shortages in Web information organization, whereas faceted classification has demonstrated tremendous potential and prosperous application.
分面分类法在组织网络信息方面显示出巨大的潜力，其应用研究也日益被人们看好。
The research is focused on studying the control mechanism of the WEB information search engine service based on the semantic classification.
本文的研究重点是基于分类语义的搜索引擎系统的WEB语义分析执行机制的研究。
URL classification is the base technology of search engine, URL filtering, web information management, so it becomes more and more important.
网页分类是搜索引擎、网页过滤、网络信息管理的技术基础，因此对网页分类的研究越来越重要。
Absrtact: Text classification is the base of information retrieval and data mining and it is widely used in web data mining and search engine.
摘要：文本分类是信息检索和数据挖掘的基础，被广泛应用于网络数据挖掘及搜索引擎等方面。
This study can be used in network information retrieve, information filter, Chinese text automatic classification, Chinese web page automatic classification and other application fields.
该研究可应用于网络信息检索、信息过滤、中文文本自动分类、中文网页自动分类等应用领域。
Secondly, in terms of analyzing the characteristic and classification of the market opportunity information, expatiates the advantage and difficulties of the WEB information extraction.
其次，通过对市场机遇信息特点和分类的研究，阐述了采用WEB作为信息源的优势，并对WEB信息抽取的难点做出了分析。
WEB page content structure is very helpful for applications such as information retrieval, classification, information extraction etc.
页面内容结构分析在WEB信息检索、分类和抽取等方面有重要作用。
Document clustering had been employed in information filtering, web page classification and so on.
文本聚类在信息过滤，网页分类中有着很好的应用。但它面临数据量大，特征维度高的难点。
The information resource navigation system for chemistry education has offered a kind of web platform based on data, which can satisfy the need of the classification of chemistry resources.
针对企业视图模型的一致性和非资源驱动的问题，提出了基于资源导航的虚拟企业模型化的方法体系。
The information resource navigation system for chemistry education has offered a kind of web platform based on data, which can satisfy the need of the classification of chemistry resources.
针对企业视图模型的一致性和非资源驱动的问题，提出了基于资源导航的虚拟企业模型化的方法体系。
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