5MA Jun. Retrieving digital artifacts from digital libraries semantically[C]//LNCS. 3644. Berlin :Springer, 2005:340- 349.
6PAGE L,BRIN S.MOTWANI R ,et al. The pagerank citation ranking:Bringing order to the Web[R]. Stanfont ,CA: Stanford University, 1999.
7RICHARDSON M ,DOMINGOS P. The intelligent surfer:probabilistic combination of link and content information in PageRank[J]. Advances in Neural Information Processing Systems ,2002,14:1441-1448.
8TAHER H HAVELIWALA. Topic-sensitive PageRank[C]//Proceedings of the l lth International Conference on World Wide WEB. Honolulu ,Hawaii : ACM Press, 2002.
9NIE L,DAVISON B D,QI Xiao-guang. Topical link analysis for Web search[C]//Proeeeding of the 29th Annual International ACM SIGIR Conferenc. New York :ACM Press, 2002 : 517-526.