@InProceedings{hernault-bollegala-ishizuka:2010:EMNLP, author = {Hernault, Hugo and Bollegala, Danushka and Ishizuka, Mitsuru}, title = {A Semi-Supervised Approach to Improve Classification of Infrequent Discourse Relations Using Feature Vector Extension}, booktitle = {Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing}, month = {October}, year = {2010}, address = {Cambridge, MA}, publisher = {Association for Computational Linguistics}, pages = {399--409}, url = {http://www.aclweb.org/anthology/D10-1039} }