TREC 2005 Enterprise Track Experiments at BUPT. - Zhao Ru; Yuehua Chen; Weiran Xu; Jun Guo 002 (TREC, 2005)

BUPT at TREC 2006: Enterprise Track. - Zhao Ru; Quian Li; Weiran Xu; Jun Guo 002 (TREC, 2006)

An Expert Experience Probabilistic Model for Enterprise Expert Finding. - Zhao Ru; Weiran Xu; Jun Guo 002 (FSKD (1), 2007)

Improving Expertise Recommender Systems by Odds Ratio. - Zhao Ru; Jun Guo 002; Weiran Xu (AIRS, 2008)