1 code implementation • Journal of Neural Engineering 2024 • Sylvain Chevallier, Igor Carrara, Bruno Aristimunha, Pierre Guetschel, Sara Sedlar, Bruna Junqueira Lopes, Sébastien Velut, Salim Khazem, Thomas Moreau
The significance of this study lies in its contribution to establishing a rigorous and transparent benchmark for BCI research, offering insights into optimal methodologies and highlighting the importance of reproducibility in driving advancements within the field.
no code implementations • 8 Mar 2024 • Igor Carrara, Bruno Aristimunha, Marie-Constance Corsi, Raphael Y. de Camargo, Sylvain Chevallier, Théodore Papadopoulo
\textbf{Approach:} Our research aims to develop a DL algorithm that delivers effective results with a limited number of electrodes.
no code implementations • 7 Mar 2024 • Apolline Mellot, Antoine Collas, Sylvain Chevallier, Denis Engemann, Alexandre Gramfort
Combining electroencephalogram (EEG) datasets for supervised machine learning (ML) is challenging due to session, subject, and device variability.
no code implementations • 19 Jan 2024 • Bruna Junqueira, Bruno Aristimunha, Sylvain Chevallier, Raphael Y. de Camargo
In this work, we systematically evaluate the effect of EA combined with DL for decoding BCI signals.
no code implementations • 28 Jul 2023 • Bruno Aristimunha, Raphael Y. de Camargo, Walter H. Lopez Pinaya, Sylvain Chevallier, Alexandre Gramfort, Cedric Rommel
While transfer learning is a promising technique to address this challenge, it assumes that transferable data domains and task are known, which is not the case in this setting.
1 code implementation • 15 Mar 2022 • Quentin Barthélemy, Sylvain Chevallier, Raphaëlle Bertrand-Lalo, Pierre Clisson
In brain-computer interfaces (BCI), most of the approaches based on event-related potential (ERP) focus on the detection of P300, aiming for single trial classification for a speller task.
1 code implementation • 14 Feb 2022 • Xiaoxi Wei, A. Aldo Faisal, Moritz Grosse-Wentrup, Alexandre Gramfort, Sylvain Chevallier, Vinay Jayaram, Camille Jeunet, Stylianos Bakas, Siegfried Ludwig, Konstantinos Barmpas, Mehdi Bahri, Yannis Panagakis, Nikolaos Laskaris, Dimitrios A. Adamos, Stefanos Zafeiriou, William C. Duong, Stephen M. Gordon, Vernon J. Lawhern, Maciej Śliwowski, Vincent Rouanne, Piotr Tempczyk
Task 2 is centred on Brain-Computer Interfacing (BCI), addressing motor imagery decoding across both subjects and data sets.
no code implementations • 23 Nov 2021 • Salim Khazem, Sylvain Chevallier, Quentin Barthélemy, Karim Haroun, Camille Noûs
Calibration is still an important issue for user experience in Brain-Computer Interfaces (BCI).
1 code implementation • 4 Nov 2021 • Marie-Constance Corsi, Sylvain Chevallier, Fabrizio De Vico Fallani, Florian Yger
Functional connectivity is a key approach to investigate oscillatory activities of the brain that provides important insights on the underlying dynamic of neuronal interactions and that is mostly applied for brain activity analysis.
1 code implementation • 9 Feb 2021 • Marie-Constance Corsi, Florian Yger, Sylvain Chevallier, Camille Noûs
This short technical report describes the approach submitted to the Clinical BCI Challenge-WCCI2020.
2 code implementations • Neurocomputing 2016 • Emmanuel Kalunga, Sylvain Chevallier, Quentin Barthélemy, Karim Djouani, Eric Monacelli, Yskandar Hamam
We propose a novel algorithm for online and asynchronous processing of brain signals, borrowing principles from semi-unsupervised approaches and following a dynamic stopping scheme to provide a prediction as soon as possible.
1 code implementation • Geometric Science of Information 2016 • Emmanuel Kalunga, Sylvain Chevallier, Quentin Barthélemy, Karim Djouani, Yskandar Hamam, Eric Monacelli
Brain Computer Interfaces (BCI) based on electroencephalog-raphy (EEG) rely on multichannel brain signal processing.
no code implementations • 7 Mar 2016 • Hugo Martin, Sylvain Chevallier, Eric Monacelli
Building Information Modeling (BIM) is a recent construction process based on a 3D model, containing every component related to the building achievement.
2 code implementations • 14 Jan 2015 • Emmanuel K. Kalunga, Sylvain Chevallier, Quentin Barthelemy
Riemannian geometry has been applied to Brain Computer Interface (BCI) for brain signals classification yielding promising results.
1 code implementation • EUSIPCO 2014 • Sylvain Chevallier, Quentin Barthélemy, Jamal Atif
Dictionary-based approaches are the focus of a growing attention in the signal processing community, often achieving state of the art results in several application fields.
1 code implementation • ICASSP 2014 • Sylvain Chevallier, Quentin Barthélemy, Jamal Atif
Overcomplete representations and dictionary learning algorithms are attracting a growing interest in the machine learning community.
1 code implementation • 18 Feb 2013 • Sylvain Chevallier, Quentin Barthélemy, Jamal Atif
Despite a recurrent need to rely on a distance for learning or assessing multivariate overcomplete representations, no metrics in their underlying spaces have yet been proposed.
no code implementations • NeurIPS 2010 • Sylvain Chevallier, Hél\`Ene Paugam-Moisy, Michele Sebag
How to enforce such a division in a decentralized and distributed way, is tackled in this paper, using a spiking neuron network architecture.