A Named Entity Recognition Method using Rules Acquired from Unlabeled Data Tomoya Iwakura author 2011-09 text Proceedings of the International Conference Recent Advances in Natural Language Processing 2011 Ruslan Mitkov editor Galia Angelova editor Association for Computational Linguistics Hissar, Bulgaria conference publication iwakura-2011-named https://aclanthology.org/R11-1024/ 2011-09 170 177