Search Results for author: Candelaria Mosquera

Found 5 papers, 2 papers with code

CheXmask: a large-scale dataset of anatomical segmentation masks for multi-center chest x-ray images

1 code implementation6 Jul 2023 Nicolás Gaggion, Candelaria Mosquera, Lucas Mansilla, Julia Mariel Saidman, Martina Aineseder, Diego H. Milone, Enzo Ferrante

To address this gap, we introduce an extensive chest X-ray multi-center segmentation dataset with uniform and fine-grain anatomical annotations for images coming from five well-known publicly available databases: ChestX-ray8, Chexpert, MIMIC-CXR-JPG, Padchest, and VinDr-CXR, resulting in 657, 566 segmentation masks.

Segmentation

Towards unraveling calibration biases in medical image analysis

no code implementations9 May 2023 María Agustina Ricci Lara, Candelaria Mosquera, Enzo Ferrante, Rodrigo Echeveste

In recent years the development of artificial intelligence (AI) systems for automated medical image analysis has gained enormous momentum.

Fairness

Improving anatomical plausibility in medical image segmentation via hybrid graph neural networks: applications to chest x-ray analysis

2 code implementations21 Mar 2022 Nicolás Gaggion, Lucas Mansilla, Candelaria Mosquera, Diego H. Milone, Enzo Ferrante

To this end, we introduce HybridGNet, an encoder-decoder neural architecture that leverages standard convolutions for image feature encoding and graph convolutional neural networks (GCNNs) to decode plausible representations of anatomical structures.

Decoder Image Segmentation +3

Impact of class imbalance on chest x-ray classifiers: towards better evaluation practices for discrimination and calibration performance

no code implementations23 Dec 2021 Candelaria Mosquera, Luciana Ferrer, Diego Milone, Daniel Luna, Enzo Ferrante

This work aims to analyze standard evaluation practices adopted by the research community when assessing chest x-ray classifiers, particularly focusing on the impact of class imbalance in such appraisals.

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