A Survey of Query Suggestion in Search Engine
Bin Wang · Zhongwen xinxi xuebao · 2010
Query suggestion,i.e.generating related queries or keywords for an initial one,has been widely utilized in search engines and sponsored search systems.As one of the necessary techniques in search engines,query suggestion draws more and more attentions in NLP and IR community.In recent years,many studies have been done to validate the usefulness of query suggestion and to improve its effect.This paper introduces the state of the art in query suggestion,including its history,approaches and evaluation methods.The paper analyzes the challenges,discusses the possible solutions and suggests future works.