Search Results for author: Victoria Fernandez Abrevaya

Found 4 papers, 1 papers with code

Analysis of Classifier-Free Guidance Weight Schedulers

no code implementations19 Apr 2024 Xi Wang, Nicolas Dufour, Nefeli Andreou, Marie-Paule Cani, Victoria Fernandez Abrevaya, David Picard, Vicky Kalogeiton

Classifier-Free Guidance (CFG) enhances the quality and condition adherence of text-to-image diffusion models.

LED: Latent Variable-based Estimation of Density

no code implementations23 Jun 2022 Omri Ben-Dov, Pravir Singh Gupta, Victoria Fernandez Abrevaya, Michael J. Black, Partha Ghosh

Modern generative models are roughly divided into two main categories: (1) models that can produce high-quality random samples, but cannot estimate the exact density of new data points and (2) those that provide exact density estimation, at the expense of sample quality and compactness of the latent space.

Density Estimation

Cross-modal Deep Face Normals with Deactivable Skip Connections

1 code implementation CVPR 2020 Victoria Fernandez Abrevaya, Adnane Boukhayma, Philip H. S. Torr, Edmond Boyer

Core to our approach is a novel module that we call deactivable skip connections, which allows integrating both the auto-encoded and image-to-normal branches within the same architecture that can be trained end-to-end.

3D Face Reconstruction

A Decoupled 3D Facial Shape Model by Adversarial Training

no code implementations ICCV 2019 Victoria Fernandez Abrevaya, Adnane Boukhayma, Stefanie Wuhrer, Edmond Boyer

Data-driven generative 3D face models are used to compactly encode facial shape data into meaningful parametric representations.

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