activity
20242026
collaborators

7 papers

cs.CV2026

Diff-CA: Separating Common and Salient Factors with Diffusion Models

Michaël Soumm, Alexandre Fournier Montgieux, Yunlong He +2

Contrastive Analysis aims to separate factors that are common between two data distributions from those that are salient to only one of them. Existing contrastive methods are based…

cs.IR2026

Quantifying User Coherence: A Unified Framework for Analyzing Recommender Systems Across Domains

Michaël Soumm, Alexandre Fournier-Montgieux, Adrian Popescu +1

The performance of Recommender Systems (RS) varies significantly across users, yet the underlying reasons for this variance remain poorly understood. This paper introduces a unifie…

cs.CV2026

SAGA: Learning Signal-Aligned Distributions for Improved Text-to-Image Generation

Paul Grimal, Michaël Soumm, Hervé Le Borgne +2

State-of-the-art text-to-image models produce visually impressive results but often struggle with precise alignment to text prompts, leading to missing critical elements or uninten…

cs.CV2025

Learning Common and Salient Generative Factors Between Two Image Datasets

Yunlong He, Gwilherm Lesné, Ziqian Liu +2

Recent advancements in image synthesis have enabled high-quality image generation and manipulation. Most works focus on: 1) conditional manipulation, where an image is modified con…

cs.CV2025

Fairer Analysis and Demographically Balanced Face Generation for Fairer Face Verification

Alexandre Fournier-Montgieux, Michael Soumm, Adrian Popescu +2

Face recognition and verification are two computer vision tasks whose performances have advanced with the introduction of deep representations. However, ethical, legal, and technic…

cs.CV2024

Toward Fairer Face Recognition Datasets

Alexandre Fournier-Montgieux, Michael Soumm, Adrian Popescu +2

Face recognition and verification are two computer vision tasks whose performance has progressed with the introduction of deep representations. However, ethical, legal, and technic…