This paper introduces research on vertical search engines, analyzes its features and applications comparing with general search engines. Practical problems such as improving precision ratio, searching speed, information acquisition efficiency and controlling information acquisition quality are also discussed. With the catering vertical search prototype in 12580 information acquisition system as a reference, some application strategies about information acquisition, information updates and information extraction are proposed.
许鑫,黄仲清. 垂直搜索引擎应用中的若干策略探讨*——以12580餐饮垂直搜索为例[J]. 现代图书情报技术, 2009, 3(2): 62-70.
Xu Xin,Huang Zhongqing. Research on the Policy of Vertical Search Engine Application——An Example of 12580 Search Engine. New Technology of Library and Information Service, 2009, 3(2): 62-70.