Robust Multi-bit Natural Language Watermarking through Invariant Features KiYoon Yoo author Wonhyuk Ahn author Jiho Jang author Nojun Kwak author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication yoo-etal-2023-robust 10.18653/v1/2023.acl-long.117 https://aclanthology.org/2023.acl-long.117/ 2023-07 2092 2115