Uncertainty Detection for Natural Language Watermarking György Szarvas author Iryna Gurevych author 2013-10 text Proceedings of the Sixth International Joint Conference on Natural Language Processing Ruslan Mitkov editor Jong C Park editor Asian Federation of Natural Language Processing Nagoya, Japan conference publication szarvas-gurevych-2013-uncertainty https://aclanthology.org/I13-1169/ 2013-10 1188 1194