英汉例句

• focused crawler is used to access the internet related discipline theme resources, and ontology is used to represent and manage achieved information.

  首先，通过使用主题爬虫获取互联网相关学科主题资源，然后，用本体来表示和管理信息。

• simplifying the vector representation of documents and topic levels, a prototype of the focused crawler is designed and implemented.

  对文档与主题层的向量表示进行简化，设计与实现了一个主题搜索机器人原型。

• traditional focused crawler is targeting web pages that are relevant to some specific topics. but some applications, such as web directory, are providing users with relevant websites.

  传统的聚焦爬虫抓取的目标是与某一特定主题内容相关的网页，而在有些应用中，如网络目录，更多的是给用户提供主题相关网站。

• as a special class of crawlers, focused crawler is developed to retrieve as many documents related to a given topic of interest as possible while reducing the network and computational resources.

  聚焦爬虫是一类特殊的爬虫，其主要目标是在有限的时间与网络带宽限制下尽可能多的采集与指定主题相关的高质量网页，忽略与主题无关或低质量的链接。

• this dissertation analyses and designs a collaborative focused crawler model.

  分析和设计了一个合作式主题爬行器。

• focused crawler is a subject-oriented information retrieval system. it can meet the users' need and retrieve information that is relevant to some specific subjects from the web automatically.

  聚焦爬虫是一种面向主题的信息搜集系统，可以根据用户需要从互联网上自动搜集到主题相关信息，在主题搜索引擎、站点结构分析等方面取得越来越广泛的应用。

• finally we used this new algorithm to design and implement a focused crawler prototype system.

  最后我们利用该改进算法设计并实现了一个主题爬虫原型系统。

• the work theory of the focused crawler is analyzed.

  本文对主题爬虫采用的爬行算法进行了研究及讨论。