When is Self-Training Effective for Parsing? David McClosky author Eugene Charniak author Mark Johnson author 2008-08 text Proceedings of the 22nd International Conference on Computational Linguistics (Coling 2008) Donia Scott editor Hans Uszkoreit editor Coling 2008 Organizing Committee Manchester, UK conference publication mcclosky-etal-2008-self https://aclanthology.org/C08-1071/ 2008-08 561 568