no code implementations • 28 Feb 2024 • Tina Yao, Endrit Pajaziti, Michael Quail, Silvia Schievano, Jennifer A Steeden, Vivek Muthurangu
This study aims to train a deep learning model to both generate patient-specific volume-meshes of the pulmonary artery from 3D cardiac MRI data and directly estimate CFD flow fields.
2 code implementations • 23 Nov 2023 • Olivier Jaubert, Michele Pascale, Javier Montalt-Tordera, Julius Akesson, Ruta Virsinskaite, Daniel Knight, Simon Arridge, Jennifer Steeden, Vivek Muthurangu
Purpose: To develop and assess a deep learning (DL) pipeline to learn dynamic MR image reconstruction from publicly available natural videos (Inter4K).
no code implementations • 21 Mar 2023 • Michele Pascale, Vivek Muthurangu, Javier Montalt Tordera, Heather E Fitzke, Gauraang Bhatnagar, Stuart Taylor, Jennifer Steeden
Unfortunately, paired training data is unavailable in many 3D medical applications and therefore we propose a novel unpaired approach; CLADE (Cycle Loss Augmented Degradation Enhancement).
no code implementations • 21 Mar 2023 • Tina Yao, Nicole St. Clair, Gabriel F. Miller, Adam L. Dorfman, Mark A. Fogel, Sunil Ghelani, Rajesh Krishnamurthy, Christopher Z. Lam, Joshua D. Robinson, David Schidlow, Timothy C. Slesnick, Justin Weigand, Michael Quail, Rahul Rathod, Jennifer A. Steeden, Vivek Muthurangu
Purpose: To develop and evaluate an end-to-end deep learning pipeline for segmentation and analysis of cardiac magnetic resonance images to provide core-lab processing for a multi-centre registry of Fontan patients.
no code implementations • 25 Aug 2022 • Endrit Pajaziti, Javier Montalt-Tordera, Claudio Capelli, Raphael Sivera, Emilie Sauvage, Silvia Schievano, Vivek Muthurangu
Data used to train/test the model consisted of 3, 000 CFD simulations performed on synthetically generated 3D aortic shapes.
no code implementations • 25 Mar 2022 • Olivier Jaubert, Javier Montalt-Tordera, James Brown, Daniel Knight, Simon Arridge, Jennifer Steeden, Vivek Muthurangu
Conclusion: FReSCO was successfully demonstrated for real-time monitoring of CO during exercise and could provide a convenient tool for assessment of the hemodynamic response to a range of stressors.
no code implementations • 9 Dec 2020 • Javier Montalt-Tordera, Vivek Muthurangu, Andreas Hauptmann, Jennifer Anne Steeden
Following the success of machine learning in a wide range of imaging tasks, there has been a recent explosion in the use of machine learning in the field of MRI image reconstruction.
no code implementations • 22 Dec 2019 • Jennifer A. Steeden, Michael Quail, Alexander Gotschy, Andreas Hauptmann, Simon Arridge, Rodney Jones, Vivek Muthurangu
Conclusion: This paper demonstrates the potential of using a residual U-Net for super-resolution reconstruction of rapidly acquired low-resolution whole heart bSSFP data within a clinical setting.
no code implementations • 14 Mar 2018 • Andreas Hauptmann, Simon Arridge, Felix Lucka, Vivek Muthurangu, Jennifer A. Steeden
In this study we investigated the effect of different radial sampling patterns on the accuracy of a CNN.