Anirban Dasgupta Petros Drineas Boulos Harb Vanja Josifovski Michael W. Mahoney Feature selection methods for text classification. 230-239 2007 conf/kdd/2007 KDD http://doi.acm.org/10.1145/1281192.1281220 db/conf/kdd/kdd2007.html#DasguptaDHJM07