Gibbs Sampling with Treeness Constraint in Unsupervised Dependency Parsing David Mareček author Zdeněk Žabokrtský author 2011-09 text Proceedings of Workshop on Robust Unsupervised and Semisupervised Methods in Natural Language Processing Chris Biemann editor Anders Søgaard editor Association for Computational Linguistics Hissar, Bulgaria conference publication marecek-zabokrtsky-2011-gibbs https://aclanthology.org/W11-3901/ 2011-09 1 8