Artificial Intelligence #watermarking#text watermarking
SAMark Watermarking Breaks Paraphrase Robustness Barrier for AI-Generated Text
Researchers propose SAMark, a self-anchored text watermarking framework that achieves up to 90.2% true positive rate under paragraph-level paraphrasing attacks, outperforming the strongest prior baseline by more than 30% on average. The method breaks the robustness-quality trade-off by using multi-channel hyperbolic scoring and diversity-aware filtering.
Jun 17, 2026 1 source