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Recent advancements in Large Language Models (LLMs) raised concerns over potential misuse, such as for spreading misinformation. In response two counter measures emerged: machine learning-based detectors that predict if text is synthetic,…

机器学习 · 计算机科学 2025-04-17 David Khachaturov , Robert Mullins , Ilia Shumailov , Sumanth Dathathri

The proliferation of open-source code and large language models (LLMs) for code generation has amplified the risks of unauthorized reuse and intellectual property infringement. Source code watermarking offers a potential solution, yet…

密码学与安全 · 计算机科学 2026-04-21 Rui Xu , Jiawei Chen , Weizhi Liu , Zhaoxia Yin , Cong Kong , Xinpeng Zhang

LLM watermarks must be detectable without compromising text quality, yet most existing schemes bias the next-token distribution and pay for detection with measurable quality loss. We present SLAM (Structural Linguistic Activation Marking),…

计算与语言 · 计算机科学 2026-05-12 Fabrice Harel-Canada , Amit Sahai

In this paper, we introduce a simple yet effective tabular data watermarking mechanism with statistical guarantees. We show theoretically that the proposed watermark can be effectively detected, while faithfully preserving the data…

密码学与安全 · 计算机科学 2024-05-28 Hengzhi He , Peiyu Yu , Junpeng Ren , Ying Nian Wu , Guang Cheng

Watermarking generative-AI systems, such as LLMs, has gained considerable interest, driven by their enhanced capabilities across a wide range of tasks. Although current approaches have demonstrated that small, context-dependent shifts in…

计算与语言 · 计算机科学 2024-03-29 Piotr Molenda , Adian Liusie , Mark J. F. Gales

We look at the long-standing problem of segmenting unlabeled speech into word-like segments and clustering these into a lexicon. Several previous methods use a scoring model coupled with dynamic programming to find an optimal segmentation.…

音频与语音处理 · 电气工程与系统科学 2025-01-14 Simon Malan , Benjamin van Niekerk , Herman Kamper

Watermarking provides a critical safeguard for large language model (LLM) services by facilitating the detection of LLM-generated text. Correspondingly, stealing watermark algorithms (SWAs) derive watermark information from watermarked…

密码学与安全 · 计算机科学 2026-04-14 Shuhao Zhang , Yuli Chen , Jiale Han , Bo Cheng , Jiabao Ma

We introduce SWAN (Semantic Watermarking with Abstract Meaning Representation), a novel framework that embeds watermark signatures into the semantic structure of a sentence using Abstract Meaning Representation (AMR). In contrast to…

Given how large parts of publicly available text are crawled to pretrain large language models (LLMs), data creators increasingly worry about the inclusion of their proprietary data for model training without attribution or licensing. Their…

机器学习 · 计算机科学 2025-06-10 Saksham Rastogi , Pratyush Maini , Danish Pruthi

Generative models that can produce realistic images have improved significantly in recent years. The quality of the generated content has increased drastically, so sometimes it is very difficult to distinguish between the real images and…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Mikhail Pautov , Danil Ivanov , Andrey V. Galichin , Oleg Rogov , Ivan Oseledets

In recent years, large language models (LLMs) have achieved remarkable performances in various NLP tasks. They can generate texts that are indistinguishable from those written by humans. Such remarkable performance of LLMs increases their…

计算与语言 · 计算机科学 2025-02-18 Yuki Takezawa , Ryoma Sato , Han Bao , Kenta Niwa , Makoto Yamada

As there are increasing needs of sharing data for machine learning, there is growing attention for the owners of the data to claim the ownership. Visible watermarking has been an effective way to claim the ownership of visual data, yet the…

密码学与安全 · 计算机科学 2019-06-05 Sanghyun Hong , Tae-hoon Kim , Tudor Dumitraş , Jonghyun Choi

Proprietary large language models (LLMs) face risks of intellectual property (IP) violation, as adversaries can replicate an LLM by collecting input-output pairs to train a surrogate model, causing financial setbacks. Watermarks offer a…

密码学与安全 · 计算机科学 2026-05-25 Kieu Dang , Phung Lai , NhatHai Phan , Yelong Shen , Ruoming Jin

Generative models have enabled easy creation and generation of images of all kinds given a single prompt. However, this has also raised ethical concerns about what is an actual piece of content created by humans or cameras compared to…

密码学与安全 · 计算机科学 2024-12-31 Aryaman Shaan , Garvit Banga , Raghav Mantri

Existing approaches for watermarking AI-generated images often rely on post-hoc methods applied in pixel space, introducing computational overhead and potential visual artifacts. In this work, we explore latent space watermarking and…

Latent-based watermarks, integrated into the generation process of latent diffusion models (LDMs), simplify detection and attribution of generated images. However, recent black-box forgery attacks, where an attacker needs at least one…

密码学与安全 · 计算机科学 2026-01-29 Xin Zhang , Zijin Yang , Kejiang Chen , Linfeng Ma , Weiming Zhang , Nenghai Yu

Identifying LLM-generated code through watermarking poses a challenge in preserving functional correctness. Previous methods rely on the assumption that watermarking high-entropy tokens effectively maintains output quality. Our analysis…

密码学与安全 · 计算机科学 2026-02-10 Jungin Kim , Shinwoo Park , Yo-Sub Han

Large language models (LLMs) have demonstrated outstanding performance, making them valuable digital assets with significant commercial potential. Unfortunately, the LLM and its API are susceptible to intellectual property theft.…

密码学与安全 · 计算机科学 2024-07-25 Shuai Li , Kejiang Chen , Kunsheng Tang , Jie Zhang , Weiming Zhang , Nenghai Yu , Kai Zeng

With the increasing application value of machine learning, the intellectual property (IP) rights of deep neural networks (DNN) are getting more and more attention. With our analysis, most of the existing DNN watermarking methods can resist…

密码学与安全 · 计算机科学 2022-08-12 Tzu-Yun Chien , Chih-Ya Shen

The recent explosion of high-quality language models has necessitated new methods for identifying AI-generated text. Watermarking is a leading solution and could prove to be an essential tool in the age of generative AI. Existing approaches…

密码学与安全 · 计算机科学 2024-10-25 Miranda Christ , Sam Gunn , Tal Malkin , Mariana Raykova