Lotfi Chaâri

According to our database, Lotfi Chaâri authored at least 53 papers between 2008 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Bayesian Optimization for Sparse Neural Networks With Trainable Activation Functions.

Mohamed Fakhfakh, Lotfi Chaâri

IEEE Trans. Pattern Anal. Mach. Intell., October, 2024

mid-DeepLabv3+: A Novel Approach for Image Semantic Segmentation Applied to African Food Dietary Assessments.

Thierry Roland Baban A Erep, Lotfi Chaâri

Sensors, 2024

Mild Cognitive Impairment detection based on EEG and HRV data.

Amal Boudaya, Siwar Chaabene, Bassem Bouaziz, Anita Hökelmann, Lotfi Chaâri

Digit. Signal Process., 2024

ESeNet-D : Efficient Semantic Segmentation for RGB-Depth Food Images.

Thierry Roland Baban A Erep, Lotfi Chaâri, Pierre Ele, Eugene Sobngwi

Proceedings of the 34th IEEE International Workshop on Machine Learning for Signal Processing, 2024

Bayesian Sparse Model for Complex-Valued Magnetic Resonance Spectroscopy Restoration.

Wafae Labriji, Soléakhéna Ken, Gaelle Dormio, Jean-Yves Tourneret, Elizabeth Moyal Cohen-Jonathan, Lotfi Chaâri

Proceedings of the IEEE International Symposium on Biomedical Imaging, 2024

Fully Automatic Bayesian Method for Trainable Activation Function and Deep Neural Networks.

Mohamed Fakhfakh, Lotfi Chaâri

Proceedings of the 32nd European Signal Processing Conference, 2024

2023

Non-smooth Bayesian learning for artificial neural networks.

Mohamed Fakhfakh, Lotfi Chaâri, Bassem Bouaziz, Faïez Gargouri

J. Ambient Intell. Humaniz. Comput., October, 2023

How AI can Advance Model Driven Engineering Method ?

Mohamad Suhairi Md Subhi, Willem Nicolas, Akina Renard, Gabriela Maria Garcia Romero, Meriem Ouederni, Lotfi Chaâri

Proceedings of the Intelligent Systems and Pattern Recognition, 2023

A fully automatic Bayesian model for adaptive activation functions in artificial neural networks.

Mohamed Fakhfakh, Lotfi Chaâri

Proceedings of the International Conference on Innovations in Intelligent Systems and Applications, 2023

Early mild cognitive impairment detection using cognitive-motor tasks and machine learning.

Siwar Chaabene, Bassem Bouaziz, Amal Boudaya, Lotfi Chaâri, Anita Hökelmann

Proceedings of the International Conference on Innovations in Intelligent Systems and Applications, 2023

New MCI Detection Method Based on Transformer and EEG Data.

Siwar Chaabene, Brahim Haroun Hassan, Amal Boudaya, Lotfi Chaâri, Bassem Bouaziz

Proceedings of the 31st European Signal Processing Conference, 2023

A Cross-Validation Approach for Classifying Physical Activity Intensity : A Case Study in Children with Attention Deficit/Hyperactivity Disorder.

Ibrahim Traoré, Imen Megdiche, Jérôme Marquet-Doléac, Lotfi Chaâri

Proceedings of the 20th ACS/IEEE International Conference on Computer Systems and Applications, 2023

A machine learning technique for device non-wear detection in children with ADHD.

Ibrahim Traoré, Imen Megdiche, Jérôme Marquet-Doléac, Lotfi Chaâri

Proceedings of the 20th ACS/IEEE International Conference on Computer Systems and Applications, 2023

2022

Bayesian Optimization Using Hamiltonian Dynamics for Sparse Artificial Neural Networks.

Mohamed Fakhfakh, Bassem Bouaziz, Faïez Gargouri, Lotfi Chaâri

Proceedings of the 19th IEEE International Symposium on Biomedical Imaging, 2022

Efficient Bayesian Learning of Sparse Deep Artificial Neural Networks.

Mohamed Fakhfakh, Bassem Bouaziz, Lotfi Chaâri, Faïez Gargouri

Proceedings of the Advances in Intelligent Data Analysis XX, 2022

2021

Unsupervised Bayesian change detection for remotely sensed images.

Walma Gharbi, Lotfi Chaâri, Amel Benazza-Benyahia

Signal Image Video Process., 2021

Convolutional Neural Network for Drowsiness Detection Using EEG Signals.

Siwar Chaabene, Bassem Bouaziz, Amal Boudaya, Anita Hökelmann, Achraf Ammar, Lotfi Chaâri

Sensors, 2021

Drowsiness Detection Using Joint EEG-ECG Data With Deep Learning.

Guillaume Geoffroy, Lotfi Chaâri, Jean-Yves Tourneret, Herwig Wendt

Proceedings of the 29th European Signal Processing Conference, 2021

2020

Bayesian sparse regularization for parallel MRI reconstruction using complex Bernoulli-Laplace mixture priors.

Siwar Chaabene, Lotfi Chaâri, Abdelaziz Kallel

Signal Image Video Process., 2020

Bayesian curved lane estimation for autonomous driving.

Mohamed Fakhfakh, Lotfi Chaâri, Nizar Fakhfakh

J. Ambient Intell. Humaniz. Comput., 2020

A Convolutional Neural Network for Lentigo Diagnosis.

Sana Zorgui, Siwar Chaabene, Bassem Bouaziz, Hadj Batatia, Lotfi Chaâri

Proceedings of the Impact of Digital Technologies on Public Health in Developed and Developing Countries, 2020

EEG-Based Hypo-vigilance Detection Using Convolutional Neural Network.

Amal Boudaya, Bassem Bouaziz, Siwar Chaabene, Lotfi Chaâri, Achraf Ammar, Anita Hökelmann

Proceedings of the Impact of Digital Technologies on Public Health in Developed and Developing Countries, 2020

2019

A Bayesian grouplet transform.

Lotfi Chaâri

Signal Image Video Process., 2019

2018

Robust Lane Extraction Using Two-Dimension Declivity.

Mohamed Fakhfakh, Nizar Fakhfakh, Lotfi Chaâri

Proceedings of the Artificial Intelligence and Soft Computing, 2018

A Plug and Play Bayesian Algorithm for Solving Myope Inverse Problems.

Lotfi Chaâri, Jean-Yves Tourneret, Hadj Batatia

Proceedings of the 26th European Signal Processing Conference, 2018

Bayesian Vehicle Detection Using Optical Remote Sensing Images.

Walma Gharbi, Lotfi Chaâri, Amel Benazza-Benyahia

Proceedings of the Advanced Concepts for Intelligent Vision Systems, 2018

2017

A Bayesian non-parametric hidden Markov random model for hemodynamic brain parcellation.

Mohanad Albughdadi, Lotfi Chaâri, Jean-Yves Tourneret, Florence Forbes, Philippe Ciuciu

Signal Process., 2017

A general non-smooth Hamiltonian Monte Carlo scheme using Bayesian proximity operator calculation.

Lotfi Chaâri, Jean-Yves Tourneret, Hadj Batatia

Proceedings of the 25th European Signal Processing Conference, 2017

2016

A Hamiltonian Monte Carlo Method for Non-Smooth Energy Sampling.

Lotfi Chaâri, Jean-Yves Tourneret, Caroline Chaux, Hadj Batatia

IEEE Trans. Signal Process., 2016

Adaptive Mean Shift Based Hemodynamic Brain Parcellation in fMRI.

Mohanad Albughdadi, Lotfi Chaâri, Jean-Yves Tourneret

Proceedings of the Medical Imaging and Augmented Reality - 7th International Conference, 2016

Bayesian myopic parallel MRI reconstruction.

Siwar Chaabene, Lotfi Chaâri

Proceedings of the International Symposium on Signal, Image, Video and Communications, 2016

MRSI data unmixing using spatial and spectral priors in transformed domains.

Andrea Laruelo, Lotfi Chaâri, Soléakhéna Ken, Jean-Yves Tourneret, Hadj Batatia, Anne Laprie

Proceedings of the 13th IEEE International Symposium on Biomedical Imaging, 2016

Multi-subject joint parcellation detection estimation in functional MRI.

Mohanad Albughdadi, Lotfi Chaâri, Florence Forbes, Jean-Yves Tourneret, Philippe Ciuciu

Proceedings of the 13th IEEE International Symposium on Biomedical Imaging, 2016

2015

Sparse EEG Source Localization Using Bernoulli Laplacian Priors.

Facundo Costa, Hadj Batatia, Lotfi Chaâri, Jean-Yves Tourneret

IEEE Trans. Biomed. Eng., 2015

Sparse signal recovery using a Bernoulli generalized Gaussian prior.

Lotfi Chaâri, Jean-Yves Tourneret, Caroline Chaux

Proceedings of the 23rd European Signal Processing Conference, 2015

2014

A hierarchical sparsity-smoothness Bayesian model for ℓ0 + ℓ1 + ℓ2 regularization.

Lotfi Chaâri, Hadj Batatia, Nicolas Dobigeon, Jean-Yves Tourneret

Proceedings of the IEEE International Conference on Acoustics, 2014

Model selection for hemodynamic brain parcellation in FMRI.

Mohanad Albughdadi, Lotfi Chaâri, Florence Forbes, Jean-Yves Tourneret, Philippe Ciuciu

Proceedings of the 22nd European Signal Processing Conference, 2014

2013

Fast Joint Detection-Estimation of Evoked Brain Activity in Event-Related fMRI Using a Variational Approach.

Lotfi Chaâri, Thomas Vincent, Florence Forbes, Michel Dojat, Philippe Ciuciu

IEEE Trans. Medical Imaging, 2013

Sparse Bayesian regularization using Bernoulli-Laplacian priors.

Lotfi Chaâri, Jean-Yves Tourneret, Hadj Batatia

Proceedings of the 21st European Signal Processing Conference, 2013

Hybrid sparse regularization for magnetic resonance spectroscopy.

Andrea Laruelo, Lotfi Chaâri, Hadj Batatia, Soléakhéna Ken, Benjamin Rowland, Anne Laprie, Jean-Yves Tourneret

Proceedings of the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2013

2012

Multidimensional Wavelet-based Regularized Reconstruction for Parallel Acquisition in Neuroimaging

Lotfi Chaâri, Sébastien Mériaux, Solveig Badillo, Jean-Christophe Pesquet, Philippe Ciuciu

CoRR, 2012

Hemodynamic-Informed Parcellation of fMRI Data in a Joint Detection Estimation Framework.

Lotfi Chaâri, Florence Forbes, Thomas Vincent, Philippe Ciuciu

Proceedings of the Medical Image Computing and Computer-Assisted Intervention - MICCAI 2012, 2012

Adaptive experimental condition selection in event-related fMRI.

Christine Bakhous, Thomas Forbes, Thomas Vincent, Lotfi Chaâri, Michel Dojat, Philippe Ciuciu

Proceedings of the 9th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2012

Robust voxel-wise joint detection estimation of brain activity in fMRI.

Lotfi Chaâri, Florence Forbes, Thomas Vincent, Philippe Ciuciu

Proceedings of the 19th IEEE International Conference on Image Processing, 2012

2011

OPTIMED : optimisation itérative pour la résolution de problèmes inverses de grande taille.

Lotfi Chaâri, Emilie Chouzenoux, Nelly Pustelnik, Caroline Chaux, Saïd Moussaoui

Traitement du Signal, 2011

A wavelet-based regularized reconstruction algorithm for SENSE parallel MRI with applications to neuroimaging.

Lotfi Chaâri, Jean-Christophe Pesquet, Amel Benazza-Benyahia, Philippe Ciuciu

Medical Image Anal., 2011

4D Wavelet-Based Regularization for Parallel MRI Reconstruction: Impact on Subject and Group-Levels Statistical Sensitivity in fMRI

Lotfi Chaâri, Sébastien Mériaux, Solveig Badillo, Jean-Christophe Pesquet, Philippe Ciuciu

CoRR, 2011

Variational Solution to the Joint Detection Estimation of Brain Activity in fMRI.

Lotfi Chaâri, Florence Forbes, Thomas Vincent, Michel Dojat, Philippe Ciuciu

Proceedings of the Medical Image Computing and Computer-Assisted Intervention - MICCAI 2011, 2011

3D wavelet-based regularization for parallel MRI reconstruction: Impact on subject and group-level statistical sensitivity in fMRI.

Lotfi Chaâri, Sébastien Mériaux, Solveig Badillo, Philippe Ciuciu, Jean-Christophe Pesquet

Proceedings of the 8th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2011

2010

Parallel magnetic resonance imaging reconstruction problems using wavelet representations. (Problèmes de reconstruction en imagerie par résonance magnétique parallèle à l'aide de représentations en ondelettes).

Lotfi Chaâri

PhD thesis, 2010

A hierarchical Bayesian model for frame representation.

Lotfi Chaâri, Jean-Christophe Pesquet, Jean-Yves Tourneret, Philippe Ciuciu, Amel Benazza-Benyahia

IEEE Trans. Signal Process., 2010

2009

Wavelet-based parallel MRI regularization using bivariate sparsity promoting priors.

Lotfi Chaâri, Amel Benazza-Benyahia, Jean-Christophe Pesquet, Philippe Ciuciu

Proceedings of the International Conference on Image Processing, 2009

2008

Autocalibrated regularized parallel mri reconstruction in the wavelet domain.

Lotfi Chaâri, Jean-Christophe Pesquet, Amel Benazza-Benyahia, Philippe Ciuciu

Proceedings of the 2008 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2008