Search Results for author: Marta Varela

Found 6 papers, 3 papers with code

Characterisation of Anti-Arrhythmic Drug Effects on Cardiac Electrophysiology using Physics-Informed Neural Networks

1 code implementation13 Mar 2024 Ching-En Chiu, Arieh Levy Pinto, Rasheda A Chowdhury, Kim Christensen, Marta Varela

The ability to accurately infer cardiac electrophysiological (EP) properties is key to improving arrhythmia diagnosis and treatment.

High-Resolution Maps of Left Atrial Displacements and Strains Estimated with 3D CINE MRI and Unsupervised Neural Networks

1 code implementation14 Dec 2023 Christoforos Galazis, Samuel Shepperd, Emma Brouwer, Sandro Queirós, Ebraham Alskaf, Mustafa Anjari, Amedeo Chiribiri, Jack Lee, Anil A. Bharath, Marta Varela

We create maps of LA Displacement Vector Field (DVF) magnitude and LA principal strain values from images of 10 healthy volunteers and 8 patients with cardiovascular disease (CVD).

Unsupervised Image Registration

High-resolution 3D Maps of Left Atrial Displacements using an Unsupervised Image Registration Neural Network

no code implementations5 Sep 2023 Christoforos Galazis, Anil Anthony Bharath, Marta Varela

Functional analysis of the left atrium (LA) plays an increasingly important role in the prognosis and diagnosis of cardiovascular diseases.

Unsupervised Image Registration

Tempera: Spatial Transformer Feature Pyramid Network for Cardiac MRI Segmentation

1 code implementation1 Mar 2022 Christoforos Galazis, Huiyi Wu, Zhuoyu Li, Camille Petri, Anil A. Bharath, Marta Varela

For this task, we propose a new multi-input/output architecture, hybrid 2D/3D geometric spatial TransformEr Multi-Pass fEature pyRAmid (Tempera).

MRI segmentation

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