Search Results for author: Clément Chadebec

Found 7 papers, 5 papers with code

Improving Multimodal Joint Variational Autoencoders through Normalizing Flows and Correlation Analysis

no code implementations19 May 2023 Agathe Senellart, Clément Chadebec, Stéphanie Allassonnière

We propose a new multimodal variational autoencoder that enables to generate from the joint distribution and conditionally to any number of complex modalities.

Variational Inference for Longitudinal Data Using Normalizing Flows

1 code implementation24 Mar 2023 Clément Chadebec, Stéphanie Allassonnière

This paper introduces a new latent variable generative model able to handle high dimensional longitudinal data and relying on variational inference.

Imputation Variational Inference

A Geometric Perspective on Variational Autoencoders

no code implementations15 Sep 2022 Clément Chadebec, Stéphanie Allassonnière

This paper introduces a new interpretation of the Variational Autoencoder framework by taking a fully geometric point of view.

Pythae: Unifying Generative Autoencoders in Python -- A Benchmarking Use Case

1 code implementation16 Jun 2022 Clément Chadebec, Louis J. Vincent, Stéphanie Allassonnière

In recent years, deep generative models have attracted increasing interest due to their capacity to model complex distributions.

Benchmarking Density Estimation +2

Data Augmentation in High Dimensional Low Sample Size Setting Using a Geometry-Based Variational Autoencoder

2 code implementations30 Apr 2021 Clément Chadebec, Elina Thibeau-Sutre, Ninon Burgos, Stéphanie Allassonnière

In this paper, we propose a new method to perform data augmentation in a reliable way in the High Dimensional Low Sample Size (HDLSS) setting using a geometry-based variational autoencoder.

Data Augmentation Specificity

Data Augmentation with Variational Autoencoders and Manifold Sampling

1 code implementation25 Mar 2021 Clément Chadebec, Stéphanie Allassonnière

We propose a new efficient way to sample from a Variational Autoencoder in the challenging low sample size setting.

Data Augmentation

Geometry-Aware Hamiltonian Variational Auto-Encoder

1 code implementation22 Oct 2020 Clément Chadebec, Clément Mantoux, Stéphanie Allassonnière

Their ability to capture meaningful information from the data can be easily apprehended when considering their capability to generate new realistic samples or perform potentially meaningful interpolations in a much smaller space.

Clustering Dimensionality Reduction

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