Visual Supervision in Bootstrapped Information Extraction Matthew Berger author Ajay Nagesh author Joshua Levine author Mihai Surdeanu author Helen Zhang 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 berger-etal-2018-visual 10.18653/v1/D18-1229 https://aclanthology.org/D18-1229/ 2018-oct-nov 2043 2053