Improving generalization by learning geometry-dependent and physics-based reconstruction of image sequences

X Jiang, M Toloubidokhti, J Bergquist… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
Deep neural networks have shown promise in image reconstruction tasks, although often on
the premise of large amounts of training data. In this paper, we present a new approach to …

A novel data-adaptive regression framework based on multivariate adaptive regression splines for electrocardiographic imaging

ÖN Onak, T Erenler… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Objective: Noninvasive electrocardiographic imaging (ECGI) is a promising tool for revealing
crucial cardiac electrical events with diagnostic potential. We propose a novel …

Label-free physics-informed image sequence reconstruction with disentangled spatial-temporal modeling

X Jiang, R Missel, M Toloubidokhti, Z Li… - … Image Computing and …, 2021 - Springer
Traditional approaches to image reconstruction uses physics-based loss with data-efficient
inference, although the difficulty to properly model the inverse solution precludes learning …

Few-shot generation of personalized neural surrogates for cardiac simulation via bayesian meta-learning

X Jiang, Z Li, R Missel, MS Zaman, B Zenger… - … Conference on Medical …, 2022 - Springer
Clinical adoption of personalized virtual heart simulations faces challenges in model
personalization and expensive computation. While an ideal solution is an efficient neural …

Hyper-EP: Meta-learning hybrid personalized models for cardiac electrophysiology

X Jiang, S Vadhavkar, Y Ye, M Toloubidokhti… - arxiv preprint arxiv …, 2024 - arxiv.org
Personalized virtual heart models have demonstrated increasing potential for clinical use,
although the estimation of their parameters given patient-specific data remain a challenge …

Cardiac transmembrane potential imaging with GCN based iterative soft threshold network

L Mu, H Liu - Medical Image Computing and Computer Assisted …, 2021 - Springer
Accurate reconstruction and imaging of cardiac transmembrane potential through body
surface ECG signals can provide great help for the diagnosis of heart disease. In this paper …

PULSE: A DL-assisted physics-based approach to the inverse problem of electrocardiography

K Ugurlu, GB Akar, YS Dogrusoz - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This study introduces an innovative approach combining deep-learning techniques with
classical physics-based electrocardiographic imaging (ECGI) methods. Our objective is to …

Nonlocal based FISTA network for noninvasive cardiac transmembrane potential imaging

A Ran, L Cheng, S **e, M Liu, C Pu… - Physics in Medicine & …, 2024 - iopscience.iop.org
Objective. The primary aim of our study is to advance our understanding and diagnosis of
cardiac diseases. We focus on the reconstruction of myocardial transmembrane potential …

Neural State-Space Modeling with Latent Causal-Effect Disentanglement

M Toloubidokhti, R Missel, X Jiang, N Otani… - … Workshop on Machine …, 2022 - Springer
Despite substantial progress in deep learning approaches to time-series reconstruction, no
existing methods are designed to uncover local activities with minute signal strength due to …

Uncertainty Quantification of Cardiac Position on Deep Graph Network ECGI

X Jiang, J Tate, J Bergquist, A Narayan… - 2022 Computing in …, 2022 - ieeexplore.ieee.org
Subject-specific geometry such as cardiac position and torso size plays an important role in
electrocardiographic imaging (ECGI). Previously, we introduced a graph-based neural …