k-SemStamp: A Clustering-Based Semantic Watermark for Detection of Machine-Generated Text Abe Hou author Jingyu Zhang author Yichen Wang author Daniel Khashabi author Tianxing He author 2024-08 text Findings of the Association for Computational Linguistics: ACL 2024 Lun-Wei Ku editor Andre Martins editor Vivek Srikumar editor Association for Computational Linguistics Bangkok, Thailand conference publication hou-etal-2024-k 10.18653/v1/2024.findings-acl.98 https://aclanthology.org/2024.findings-acl.98/ 2024-08 1706 1715