Accurate Parsing with Compact Tree-Substitution Grammars: Double-DOP Federico Sangati author Willem Zuidema author 2011-07 text Proceedings of the 2011 Conference on Empirical Methods in Natural Language Processing Regina Barzilay editor Mark Johnson editor Association for Computational Linguistics Edinburgh, Scotland, UK. conference publication sangati-zuidema-2011-accurate https://aclanthology.org/D11-1008/ 2011-07 84 95