Unsupervised Discovery of Relations and Discriminative Extraction Patterns Alan Akbik author Larysa Visengeriyeva author Priska Herger author Holmer Hemsen author Alexander Löser author 2012-12 text Proceedings of COLING 2012 Martin Kay editor Christian Boitet editor The COLING 2012 Organizing Committee Mumbai, India conference publication akbik-etal-2012-unsupervised https://aclanthology.org/C12-1002/ 2012-12 17 32