no code implementations • 23 Mar 2024 • Samuel Stocksieker, Denys Pommeret, Arthur Charpentier
This paper aims to fill this gap by examining the specific challenges posed by data imbalance in self-supervised learning in the domain of tabular data, with a primary focus on autoencoders.
no code implementations • 5 Aug 2023 • Samuel Stocksieker, Denys Pommeret, Arthur Charpentier
In this paper, we propose a data augmentation procedure, the GOLIATH algorithm, based on kernel density estimates which can be used in classification and regression.
1 code implementation • 18 Feb 2023 • Samuel Stocksieker, Denys Pommeret, Arthur Charpentier
In this work, we consider the problem of imbalanced data in a regression framework when the imbalanced phenomenon concerns continuous or discrete covariates.
no code implementations • 11 Nov 2022 • Yves Ismaël Ngounou Bakam, Denys Pommeret
It relies on the differences between orthogonal projection coefficients of the K density copulas estimated from the K populations.
2 code implementations • Limnology and Oceanography: Methods 2022 • Robin Fuchs, Melilotus Thyssen, Véronique Creach, Mathilde Dugenne, Lloyd Izard, Marie Latimier, Arnaud Louchart, Pierre Marrec, Machteld Rijkeboer, Gérald Grégori, Denys Pommeret
In this study, we present a convolutional neural network (CNN) to classify several PFGs using AFCM pulse shapes.
1 code implementation • 13 Oct 2020 • Robin Fuchs, Denys Pommeret, Cinzia Viroli
In this work we introduce a multilayer architecture model-based clustering method called Mixed Deep Gaussian Mixture Model (MDGMM) that can be viewed as an automatic way to merge the clustering performed separately on continuous and non-continuous data.