Automatic Detection of Vague Words and Sentences in Privacy Policies Logan Lebanoff author Fei Liu author 2018-oct-nov text Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing Ellen Riloff editor David Chiang editor Julia Hockenmaier editor Jun’ichi Tsujii editor Association for Computational Linguistics Brussels, Belgium conference publication lebanoff-liu-2018-automatic 10.18653/v1/D18-1387 https://aclanthology.org/D18-1387/ 2018-oct-nov 3508 3517