BRODE A. Computational advertising[C]/ /ACM-SIAM Symposium on Discrete Algorithms. Pennsylvania: Society for Industrial and Applied Mathematics Philadelphia, 2008: 992.
[3]
MOBASHER B，DAI H.Improving the effectiveness ofcollaborative filtering on anonymous web usage data[C].Proceedings of the IJCAI 2001 Workshop on IntelligentTechniques for Web Personalization(ITWI~I).Berlin：Springer-Verlag，2001：49-56.
[4]
SALTON G and LESK M E. Computer evaluation of indexing and text processing [J]. Journal of the ACM, 1968, 15(1): 8-36.
[5]
CHEN K J, LIU S H.Word identification for Mandarin Chinese sentences[C]//Proceedings of the 15th International Conference on Computational Linguistics. Nantes: COLING-92,1992.
