Search Results for author: Hervé Lombaert

Found 11 papers, 8 papers with code

Neighbor-Aware Calibration of Segmentation Networks with Penalty-Based Constraints

no code implementations25 Jan 2024 Balamurali Murugesan, Sukesh Adiga Vasudeva, Bingyuan Liu, Hervé Lombaert, Ismail Ben Ayed, Jose Dolz

Ensuring reliable confidence scores from deep neural networks is of paramount significance in critical decision-making systems, particularly in real-world domains such as healthcare.

Decision Making Segmentation

Trust your neighbours: Penalty-based constraints for model calibration

1 code implementation11 Mar 2023 Balamurali Murugesan, Sukesh Adiga V, Bingyuan Liu, Hervé Lombaert, Ismail Ben Ayed, Jose Dolz

Ensuring reliable confidence scores from deep networks is of pivotal importance in critical decision-making systems, notably in the medical domain.

Decision Making

TAAL: Test-time Augmentation for Active Learning in Medical Image Segmentation

1 code implementation16 Jan 2023 Mélanie Gaillochet, Christian Desrosiers, Hervé Lombaert

This paper proposes Test-time Augmentation for Active Learning (TAAL), a novel semi-supervised active learning approach for segmentation that exploits the uncertainty information offered by data transformations.

Active Learning Image Segmentation +2

Real-time simulation of viscoelastic tissue behavior with physics-guided deep learning

no code implementations11 Jan 2023 Mohammad Karami, Hervé Lombaert, David Rivest-Hénault

The use of the physics-guided loss function in a deep learning model has led to a better generalization in the prediction of deformations in unseen simulation cases.

Test-Time Adaptation with Shape Moments for Image Segmentation

1 code implementation16 May 2022 Mathilde Bateson, Hervé Lombaert, Ismail Ben Ayed

In typical clinical settings, the source data is inaccessible and the target distribution is represented with a handful of samples: adaptation can only happen at test time on a few or even a single subject(s).

Cardiac Segmentation Image Segmentation +3

Manifold-aware Synthesis of High-resolution Diffusion from Structural Imaging

no code implementations9 Aug 2021 Benoit Anctil-Robitaille, Antoine Théberge, Pierre-Marc Jodoin, Maxime Descoteaux, Christian Desrosiers, Hervé Lombaert

The physical and clinical constraints surrounding diffusion-weighted imaging (DWI) often limit the spatial resolution of the produced images to voxels up to 8 times larger than those of T1w images.

Vocal Bursts Intensity Prediction

Source-Free Domain Adaptation for Image Segmentation

1 code implementation6 Aug 2021 Mathilde Bateson, Hoel Kervadec, Jose Dolz, Hervé Lombaert, Ismail Ben Ayed

Our method yields comparable results to several state of the art adaptation techniques, despite having access to much less information, as the source images are entirely absent in our adaptation phase.

Cardiac Segmentation Image Segmentation +3

Cost-Sensitive Regularization for Diabetic Retinopathy Grading from Eye Fundus Images

1 code implementation1 Oct 2020 Adrian Galdran, José Dolz, Hadi Chakor, Hervé Lombaert, Ismail Ben Ayed

Assessing the degree of disease severity in biomedical images is a task similar to standard classification but constrained by an underlying structure in the label space.

Diabetic Retinopathy Grading General Classification

The Little W-Net That Could: State-of-the-Art Retinal Vessel Segmentation with Minimalistic Models

2 code implementations3 Sep 2020 Adrian Galdran, André Anjos, José Dolz, Hadi Chakor, Hervé Lombaert, Ismail Ben Ayed

Our analysis demonstrates that the retinal vessel segmentation problem is far from solved when considering test images that differ substantially from the training data, and that this task represents an ideal scenario for the exploration of domain adaptation techniques.

Domain Adaptation Retinal Vessel Segmentation +1

Constrained domain adaptation for Image segmentation

1 code implementation8 Aug 2019 Mathilde Bateson, Jose Dolz, Hoel Kervadec, Hervé Lombaert, Ismail Ben Ayed

We propose to adapt segmentation networks with a constrained formulation, which embeds domain-invariant prior knowledge about the segmentation regions.

Domain Adaptation Image Segmentation +2

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