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Guillaume Couairon

8 accepted papers

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
2023

DiffEdit: Diffusion-based semantic image editing with mask guidance

ICLR 2023top-25%

Image generation has recently seen tremendous advances, with diffusion models allowing to synthesize convincing images for a large variety of text prompts. In this article, we propose DiffEdit, a method to take advantage of text-conditioned diffusion models for the task of semantic image editing, wh…

Cited by 508SourcePDFScholar
2023

Rewarded soups: towards Pareto-optimal alignment by interpolating weights fine-tuned on diverse rewards

NeurIPS 2023poster

Foundation models are first pre-trained on vast unsupervised datasets and then fine-tuned on labeled data. Reinforcement learning, notably from human feedback (RLHF), can further align the network with the intended usage. Yet the imperfections in the proxy reward may hinder the training and lead to…

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
2023

Zero-Shot Spatial Layout Conditioning for Text-to-Image Diffusion Models

ICCV 2023poster

Large-scale text-to-image diffusion models have significantly improved the state of the art in generative image modeling and allow for an intuitive and powerful user interface to drive the image generation process. Expressing spatial constraints, e.g. to position specific objects in particular locat…

Cited by 70PDFScholar
2022

DyTox: Transformers for Continual Learning With DYnamic TOken eXpansion

CVPR 2022poster

Deep network architectures struggle to continually learn new tasks without forgetting the previous tasks. A recent trend indicates that dynamic architectures based on an expansion of the parameters can reduce catastrophic forgetting efficiently in continual learning. However, existing approaches oft…

Cited by 420PDFcodeScholar
2022

FLAVA: A Foundational Language and Vision Alignment Model

CVPR 2022poster

State-of-the-art vision and vision-and-language models rely on large-scale visio-linguistic pretraining for obtaining good performance on a variety of downstream tasks. Generally, such models are often either cross-modal (contrastive) or multi-modal (with earlier fusion) but not both; and they often…

Cited by 796PDFScholar
2022

FlexIT: Towards Flexible Semantic Image Translation

CVPR 2022poster

Deep generative models, like GANs, have considerably improved the state of the art in image synthesis, and are able to generate near photo-realistic images in structured domains such as human faces. Based on this success, recent work on image editing proceeds by projecting images to the GAN latent s…

Cited by 37PDFcodeScholar