Frontiers in Artificial Intelligence and Applications Volume 142, 2006 STAIRS 2006 - Proceedings of the Third Starting AI Researchers' Symposium Edited by Loris Penserini, Pavlos Peppas, Anna Perini ISBN 978-1-58603-645-4
This paper presents an automatic feature extraction method for category ranking. It has been evaluated using Reuters and OHSUMED data sets, outperforming some of the best known and most widely used approaches.