A Comparison of Manual and Automatic Constructions of Category Hierarchy for Classifying Large Corpora Fumiyo Fukumoto author Yoshimi Suzuki author 2004-may 6 - may 7 text Proceedings of the Eighth Conference on Computational Natural Language Learning (CoNLL-2004) at HLT-NAACL 2004 Association for Computational Linguistics Boston, Massachusetts, USA conference publication fukumoto-suzuki-2004-comparison https://aclanthology.org/W04-2409/ 2004-may 6 - may 7 65 72