Segmenting Email Message Text into Zones Andrew Lampert author Robert Dale author Cécile Paris author 2009-08 text Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing Philipp Koehn editor Rada Mihalcea editor Association for Computational Linguistics Singapore conference publication lampert-etal-2009-segmenting https://aclanthology.org/D09-1096/ 2009-08 919 928