Part-of-Speech Tagging using Virtual Evidence and Negative Training Sheila M Reynolds author Jeff A Bilmes author 2005-10 text Proceedings of Human Language Technology Conference and Conference on Empirical Methods in Natural Language Processing Raymond Mooney editor Chris Brew editor Lee-Feng Chien editor Katrin Kirchhoff editor Association for Computational Linguistics Vancouver, British Columbia, Canada conference publication reynolds-bilmes-2005-part https://aclanthology.org/H05-1058/ 2005-10 459 466