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Pierre Fernandez

13 accepted papers

2026

How Good is Post-Hoc Watermarking With Language Model Rephrasing?

ICML 2026poster

Generation-time text watermarking embeds statistical signals into text for traceability of AI-generated content. We explore post-hoc watermarking where an LLM rewrites existing text while applying generation-time watermarking, to protect copyrighted documents, or detect their use in training or RAG …

Cited by 0SourceScholar
2026

Learning to Watermark in the Latent Space of Generative Models

ICML 2026poster

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 introduce DistSeal, a unified approach for latent watermarking tha…

Cited by 0SourceScholar
2025

Latent Watermarking of Audio Generative Models

ICASSP 2025accepted

The advancements in audio generative models have opened up new challenges in their responsible disclosure and the detection of their misuse. To address this, watermarking techniques have been recently developed, enabling the detection of content generated by a deployed model. For such techniques to…

Cited by 0SourceScholar
2025

Transferable Black-Box One-Shot Forging of Watermarks via Image Preference Models

NeurIPS 2025spotlight

Recent years have seen a surge in interest in digital content watermarking techniques, driven by the proliferation of generative models and increased legal pressure. With an ever-growing percentage of AI-generated content available online, watermarking plays an increasingly important role in ensurin…

Cited by 0SourceScholar
2025

Watermark Anything With Localized Messages

ICLR 2025poster

Image watermarking methods are not tailored to handle small watermarked areas. This restricts applications in real-world scenarios where parts of the image may come from different sources or have been edited. We introduce a deep-learning model for localized image watermarking, dubbed the Watermark A…

2025

Watermarking Autoregressive Image Generation

NeurIPS 2025poster

Watermarking the outputs of generative models has emerged as a promising approach for tracking their provenance. Despite significant interest in autoregressive image generation models and their potential for misuse, no prior work has attempted to watermark their outputs at the token level. In this w…

Cited by 0SourcecodeScholar
2024

Functional Invariants To Watermark Large Transformers

ICASSP 2024accepted

The rapid growth of transformer-based models increases the concerns about their integrity and ownership insurance. Watermarking addresses this issue by embedding a unique identifier into the model, while preserving its performance. However, most existing approaches require to optimize the weights to…

Cited by 0SourceScholar
2024

Proactive Detection of Voice Cloning with Localized Watermarking

ICML 2024poster

In the rapidly evolving field of speech generative models, there is a pressing need to ensure audio authenticity against the risks of voice cloning. We present AudioSeal, the first audio watermarking technique designed specifically for localized detection of AI-generated speech. AudioSeal employs a…

2024

Watermarking Makes Language Models Radioactive

NeurIPS 2024spotlight

We investigate the radioactivity of text generated by large language models (LLM), \ie whether it is possible to detect that such synthetic input was used to train a subsequent LLM. Current methods like membership inference or active IP protection either work only in settings where the suspected tex…

2023

The Stable Signature: Rooting Watermarks in Latent Diffusion Models

ICCV 2023poster

Generative image modeling enables a wide range of applications but raises ethical concerns about responsible deployment. This paper introduces an active strategy combining image watermarking and Latent Diffusion Models. The goal is for all generated images to conceal a watermark allowing for future…

Cited by 239PDFcodeScholar
2022

Watermarking Images in Self-Supervised Latent Spaces

ICASSP 2022accepted

We revisit watermarking techniques based on pre-trained deep networks, in the light of self-supervised approaches. We present a way to embed both marks and binary messages into their latent spaces, leveraging data augmentation at marking time. Our method can operate at any resolution and creates wat…

Cited by 0SourceScholar