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  • 标题:Expertise Recommender System for Scientific Community
  • 本地全文:下载
  • 作者:Muhammad Tanvir Afzal (Mohammad Ali Jinnah University ; Pakistan) Hermann Maurer (Graz University of Technology, Austria)
  • 期刊名称:Journal of Universal Computer Science
  • 印刷版ISSN:0948-6968
  • 出版年度:2011
  • 卷号:17
  • 期号:11
  • 出版社:Graz University of Technology and Know-Center
  • 摘要:

    Abstract: Finding experts in academics as well as in enterprises is an important practical problem. Both manual and automated approaches are employed and have their own pros and cons. On one hand, the manual approaches need extensive human efforts but the quality of data is good, on the other hand, the automated approaches normally do not need human efforts but the quality of service is not as good as in the manual approaches. Furthermore, the automated approaches normally use only one metric to measure the expertise of an individual. For example, for finding experts in academia, the number of publications of an individual is used to discover and rank experts. This paper illustrates both manual and automated approaches for finding experts and subsequently proposes and implements an automated approach for measuring expertise profile in academia. The proposed approach incorporates multiple metrics for measuring an overall expertise level. To visualize a rank list of experts, an extended hyperbolic visualization technique is proposed and implemented. Furthermore, the discovered experts are pushed to users based on their local context. The research has been implemented for Journal of Universal Computer Science (J. UCS) and is available online for the users of J.UCS.

  • 关键词:digital journals, expertise finding, hyperbolic visualization, multi-faceted expert profile, spiral visualization
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