Shengli Wu, Fabio Crestani. Shadow document methods of resutls merging. In Hisham Haddad, Andrea Omicini, Roger L. Wainwright, Lorie M. Liebrock, editors, Proceedings of the 2004 ACM Symposium on Applied Computing (SAC), Nicosia, Cyprus, March 14-17, 2004. pages 1067-1072, ACM, 2004. [doi]
Abstract is missing.