Tieyun Qian Hui Xiong Yuanzhen Wang Enhong Chen Adapting association patterns for text categorization: weaknesses and enhancements. 782-783 2006 conf/cikm/2006 CIKM http://doi.acm.org/10.1145/1183614.1183728 db/conf/cikm/cikm2006.html#QianXWC06