Search Results for author: Antoine Souloumiac

Found 13 papers, 3 papers with code

Dataset Dictionary Learning in a Wasserstein Space for Federated Domain Adaptation

no code implementations16 Jul 2024 Eduardo Fernandes Montesuma, Fabiola Espinoza Castellon, Fred Ngolè Mboula, Aurélien Mayoue, Antoine Souloumiac, Cédric Gouy-Pailler

Multi-Source Domain Adaptation (MSDA) is a challenging scenario where multiple related and heterogeneous source datasets must be adapted to an unlabeled target dataset.

Dictionary Learning Domain Adaptation

Lighter, Better, Faster Multi-Source Domain Adaptation with Gaussian Mixture Models and Optimal Transport

1 code implementation16 Apr 2024 Eduardo Fernandes Montesuma, Fred Ngolè Mboula, Antoine Souloumiac

In this paper, we tackle Multi-Source Domain Adaptation (MSDA), a task in transfer learning where one adapts multiple heterogeneous, labeled source probability measures towards a different, unlabeled target measure.

Dictionary Learning Domain Adaptation +2

Multi-Source Domain Adaptation meets Dataset Distillation through Dataset Dictionary Learning

no code implementations14 Sep 2023 Eduardo Fernandes Montesuma, Fred Ngolè Mboula, Antoine Souloumiac

To solve it, we adapt previous works in the MSDA literature, such as Wasserstein Barycenter Transport and Dataset Dictionary Learning, as well as DD method Distribution Matching.

Dataset Distillation Dictionary Learning +1

Multi-Source Domain Adaptation through Dataset Dictionary Learning in Wasserstein Space

2 code implementations27 Jul 2023 Eduardo Fernandes Montesuma, Fred Ngolè Mboula, Antoine Souloumiac

Based on our dictionary, we propose two novel methods for MSDA: DaDil-R, based on the reconstruction of labeled samples in the target domain, and DaDiL-E, based on the ensembling of classifiers learned on atom distributions.

Dictionary Learning Domain Adaptation +1

Recent Advances in Optimal Transport for Machine Learning

no code implementations28 Jun 2023 Eduardo Fernandes Montesuma, Fred Ngolè Mboula, Antoine Souloumiac

This is rooted in its rich history and theory, and has offered new solutions to different problems in machine learning, such as generative modeling and transfer learning.

reinforcement-learning Transfer Learning

Deep learning for ECoG brain-computer interface: end-to-end vs. hand-crafted features

no code implementations5 Oct 2022 Maciej Śliwowski, Matthieu Martin, Antoine Souloumiac, Pierre Blanchart, Tetiana Aksenova

The performance gap is reduced with bigger datasets, but considering the increased computational load, end-to-end training may not be profitable for this application.

Motor Imagery

Impact of dataset size and long-term ECoG-based BCI usage on deep learning decoders performance

no code implementations8 Sep 2022 Maciej Śliwowski, Matthieu Martin, Antoine Souloumiac, Pierre Blanchart, Tetiana Aksenova

In this study, we investigated the impact of long-term recordings on motor imagery decoding from two main perspectives: model requirements regarding dataset size and potential for patient adaptation.

Motor Imagery

Decoding ECoG signal into 3D hand translation using deep learning

no code implementations5 Oct 2021 Maciej Śliwowski, Matthieu Martin, Antoine Souloumiac, Pierre Blanchart, Tetiana Aksenova

These models have a limited representational capacity and may fail to capture the relationship between ECoG signal and continuous hand movements.

Translation

On the Needs for Rotations in Hypercubic Quantization Hashing

no code implementations12 Feb 2018 Anne Morvan, Antoine Souloumiac, Krzysztof Choromanski, Cédric Gouy-Pailler, Jamal Atif

The aim of this paper is to endow the well-known family of hypercubic quantization hashing methods with theoretical guarantees.

Dimensionality Reduction Quantization

Streaming Binary Sketching based on Subspace Tracking and Diagonal Uniformization

no code implementations22 May 2017 Anne Morvan, Antoine Souloumiac, Cédric Gouy-Pailler, Jamal Atif

We demonstrate the quality of our binary sketches through experiments on real data for the nearest neighbors search task in the online setting.

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