分析和设计了一个合作式主题爬行器。
This dissertation analyses and designs a collaborative focused crawler model.
在垂直搜索引擎中，网络蜘蛛的爬行策略和主题相关性判定算法是其核心。
The crawling strategy and topic relevance algorithm of web spider is the core for vertical search engines.
面向主题的爬行技术目前已经成为网络信息检索领域新的研究热点之一。
Recently, towards topical crawling has become one of the new hot researching topics in the field of network information retrieval.
面向主题的爬行技术目前已经成为网络信息检索领域新的研究热点之一。
Recently, towards topical crawling has become one of the new hot researching topics in the field of network information retrieval.
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