Efficient Parsing of Highly Ambiguous Context-Free Grammars with Bit Vectors Helmut Schmid author 2004-aug 23–aug 27 text COLING 2004: Proceedings of the 20th International Conference on Computational Linguistics COLING Geneva, Switzerland conference publication schmid-2004-efficient https://aclanthology.org/C04-1024/ 2004-aug 23–aug 27 162 168