Modeling Mobile Intention Recognition Problems with Spatially Constrained Tree-Adjoining Grammars Peter Kiefer author 2008-06 text Proceedings of the Ninth International Workshop on Tree Adjoining Grammar and Related Frameworks (TAG+9) Claire Gardent editor Anoop Sarkar editor Association for Computational Linguistics Tübingen, Germany conference publication kiefer-2008-modeling https://aclanthology.org/W08-2314/ 2008-06 105 112