Optimising Incremental Dialogue Decisions Using Information Density for Interactive Systems Nina Dethlefs author Helen Hastie author Verena Rieser author Oliver Lemon author 2012-07 text Proceedings of the 2012 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning Jun’ichi Tsujii editor James Henderson editor Marius Paşca editor Association for Computational Linguistics Jeju Island, Korea conference publication dethlefs-etal-2012-optimising https://aclanthology.org/D12-1008/ 2012-07 82 93