Text Classification into Abstract Classes Based on Discourse Structure Boris Galitsky author Dmitry Ilvovsky author Sergey O Kuznetsov author 2015-09 text Proceedings of the International Conference Recent Advances in Natural Language Processing Ruslan Mitkov editor Galia Angelova editor Kalina Bontcheva editor INCOMA Ltd. Shoumen, BULGARIA Hissar, Bulgaria conference publication galitsky-etal-2015-text https://aclanthology.org/R15-1028/ 2015-09 200 207