A Feature Based Approach to Leveraging Context for Classifying Newsgroup Style Discussion Segments Yi-Chia Wang author Mahesh Joshi author Carolyn Rosé author 2007-06 text Proceedings of the 45th Annual Meeting of the Association for Computational Linguistics Companion Volume Proceedings of the Demo and Poster Sessions Sophia Ananiadou editor Association for Computational Linguistics Prague, Czech Republic conference publication wang-etal-2007-feature https://aclanthology.org/P07-2019/ 2007-06 73 76