第三代搜索引擎发展现状研究

Research on the Current Development Situation of the Third-Generation Search Engine

以相关文献、alexa网站、"100个最佳备选搜索引擎"提到的搜索引擎为基础样本,在148个基础样本中选出符合界定标准的第三代搜索引擎共43个,从基本特征和具备功能两方面对选出的第三代搜索引擎进行了调查,从类型分布、功能分布、语言分布、流行度分布、搜索效果评定5个方面对调查结果进行了分析。

Taking the search engines mentioned in Related Documents,alexa website and ＂100 best alternative search engines＂ as the basic samples,this paper selects 43 third-generation search engines according with the definition standard from 148 basic samples,and makes the investigation on selected third-generation search engines from two aspects of basic features and functions,and analyzes the investigation results from five aspects of types distribution,functions distribution,languages distribution,popularities distribution and searching effects evaluation.