Knowledge map construction for question and answer archives
作者: Ming LiXiuzhi LuLisheng ChenJun Wang
作者单位: 1School of Economics and Management, China University of Petroleum-Beijing, Beijing, 102249, China
2School of Economics and Management, Beihang University, Beijing, 100191, China
刊名: Expert Systems With Applications, 2020, Vol.141
来源数据库: Elsevier Journal
DOI: 10.1016/j.eswa.2019.112923
关键词: Knowledge mapCommunity question answeringArtificial neural network
原始语种摘要: Abstract(#br)The rapid increase in the number of community-based question-and-answer services has built up large archives of questions and answers. These archives deliver a plethora of valuable knowledge to users who primarily browse to locate information. Question–answer pairs, which not only include knowledge content but also indicate knowledge needs, are a new form of information presentation. To facilitate browsing question and answer archives and alleviate information overload during the browsing process, this paper constructs a knowledge map for question and answer archives by exploiting question–answer pair characteristics to determine a more precise location of question–answer pairs. First, the questions and answers are modeled and then the knowledge map structure is completed....
全文获取路径: Elsevier  (合作)
影响因子:1.854 (2012)

  • question 问题
  • archives 档案室
  • answer 答复
  • knowledge 知识
  • intersection 交叉
  • community 群落
  • browsing 啃牧
  • browse 浏览
  • network 网络
  • cluster