2Yang Y, Wilbur W J. Using Corpus Statistics to Remove Redundant Words in Text Categorization. In J. Amer. Soc. Inf Sci.,1996.
3Yang Y, Pedersen J O. A Comparative Study on Feature Selection in Text Categorization. KDD-2000 Sixth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Boston,MA,UA, 2000.
4Galavotti L, Sebastiani F, Simi M. Feature Selection and Negative Evidence in Automated Text Categorization. KDD-2000 Sixth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Boston,MA, UA, 2000.
5Mena J. Data Mining Your Website. America, 2000:368.
6Vapnik V N. The Nature of Statistical Learning Theory [M].New York: Springer, 1999
7vapnik V N. Statistical learning theory [M], New York: Wiley,1998
9Boser B E,Guyon I M, Vapnik V N. A Training Algorithm for optimal margin classifiers [J]. In: Fifth Annual Workshop on Computational Learning Theroy, Pittsburgh, PA:ACM Press, 1992.144-152
10Osuna E, Freund R, Girosi F. An Improved Training Algorithm for Support Vector Machines [C], New york: ICNNSP97, 1997,276-285
