Relevance measurement on chinese search results

  • Authors:
  • Hua Qin;Pei-Luen Patrick Rau

  • Affiliations:
  • Department of Industrial Engineering, Tsinghua University, Beijing, China;Department of Industrial Engineering, Tsinghua University, Beijing, China

  • Venue:
  • HCI'07 Proceedings of the 12th international conference on Human-computer interaction: applications and services
  • Year:
  • 2007

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Abstract

The objective of this study is to develop a measurement of search result relevance for Chinese queries through comparing four Chinese search engines (A, B, C, D). The relevance measurement was First N method and statistical test. By blind evaluating of first 10 search results, four indexes such as average precisions within first n results (P @ n), hit rate within n results (H @ n), mean dead link rate within n results (MD @ n) and mean reciprocal rank of first relevant document (MRR1 @ n) were figured out. The results implied that except for MD @ n engine C was better, the other three indexes engine A were the best. However, by statistical analyzing, it indicated that there were no significant difference of the P @ n, H @ n and MRR1 @ n among the four engines except for the index MD @ n.