【摘要】 针对特定主题的搜索引擎构建问题,给出了一种主题搜索引擎的体系结构,并在此基础上,提出了面向主题的专业网页索引集构造算法。模拟实验表明,以该算法为基础的主题搜索引擎能使用户搜索到该主题的权威页和中心页,可以有效地提高搜索引擎的查准率。更多还原

【Abstract】 To the question of building topic-specific search engine, an architecture is discussed and an algorithm of specialty webpages’indices collected is put forward in this paper.Simulation tests show that the topic-specific search engine based on such the architecture and algorithm can make people obtain the authorities and hubs about the specialty, and also can improve the precision ratio in search engine.更多还原