no code implementations • 13 Sep 2021 • Reda Abdellah Kamraoui, Vinh-Thong Ta, Nicolas Papadakis, Fanny Compaire, José V Manjon, Pierrick Coupé
Semi-supervised learning (SSL) uses unlabeled data to compensate for the scarcity of annotated images and the lack of method generalization to unseen domains, two usual problems in medical segmentation tasks.
no code implementations • 14 Dec 2020 • Reda Abdellah Kamraoui, Vinh-Thong Ta, Thomas Tourdias, Boris Mansencal, José V Manjon, Pierrick Coupé
Instead of proposing another improvement of the segmentation accuracy, we propose a novel method robust to domain shift and performing well on unseen datasets, called DeepLesionBrain (DLB).
no code implementations • 20 Nov 2019 • Pierrick Coupé, Boris Mansencal, Michaël Clément, Rémi Giraud, Baudouin Denis de Senneville, Vinh-Thong Ta, Vincent Lepetit, José V. Manjon
Finally, we showed the interest of using semi-supervised learning to improve the performance of our method.
no code implementations • 15 Jul 2019 • Kilian Hett, Vinh-Thong Ta, José V. Manjón, Pierrick Coupé
Based on a cascade of classifiers, this multiscale approach enables the analysis of alterations of whole brain structures and hippocampus subfields at the same time.
no code implementations • 5 Jun 2019 • Pierrick Coupé, Boris Mansencal, Michaël Clément, Rémi Giraud, Baudouin Denis de Senneville, Vinh-Thong Ta, Vincent Lepetit, José V. Manjon
Whole brain segmentation using deep learning (DL) is a very challenging task since the number of anatomical labels is very high compared to the number of available training images.
no code implementations • 17 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Nicolas Papadakis
Regular decompositions are necessary for most superpixel-based object recognition or tracking applications.
no code implementations • 17 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Nicolas Papadakis
To measure the regularity aspect, we propose a new global regularity measure (GR), which addresses the non-robustness of state-of-the-art metrics.
no code implementations • 17 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Aurélie Bugeau, Pierrick Coupé, Nicolas Papadakis
Superpixels have become very popular in many computer vision applications.
no code implementations • 17 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Nicolas Papadakis
During the decomposition, we propose to consider color features along the linear path between the pixel and the corresponding superpixel barycenter.
no code implementations • 17 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Nicolas Papadakis, José V. Manjón, D. Louis Collins, Pierrick Coupé, Alzheimer's Disease Neuroimaging Initiative
On the EADC-ADNI dataset, we compare the hippocampal volumes obtained by manual and automatic segmentation.
no code implementations • 17 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Nicolas Papadakis
In this paper, we propose a fast method to compute Superpixels with Contour Adherence using Linear Path (SCALP) in an iterative clustering framework.
no code implementations • 14 Mar 2019 • Rémi Giraud, Vinh-Thong Ta, Nicolas Papadakis
In this work, we propose a fast superpixel-based color transfer method (SCT) between two images.
no code implementations • 30 Jan 2019 • Remi Giraud, Vinh-Thong Ta, Nicolas Papadakis, Yannick Berthoumieu
Most superpixel algorithms compute a trade-off between spatial and color features at the pixel level.
no code implementations • 6 Jul 2018 • Kilian Hett, Vinh-Thong Ta, Jose Vicente Manjon, Pierrick Coupé
Alzheimer's disease is the most common dementia leading to an irreversible neurodegenerative process.