Robust automated calcification meshing for biomechanical cardiac digital twins

no code implementations • 8 Mar 2024 • Daniel H. Pak, Minliang Liu, Theodore Kim, Caglar Ozturk, Raymond McKay, Ellen T. Roche, Rudolph Gleason, James S. Duncan

Calcification has significant influence over cardiovascular diseases and interventions.

Heteroscedastic Uncertainty Estimation for Probabilistic Unsupervised Registration of Noisy Medical Images

no code implementations • 1 Dec 2023 • Xiaoran Zhang, Daniel H. Pak, Shawn S. Ahn, Xiaoxiao Li, Chenyu You, Lawrence Staib, Albert J. Sinusas, Alex Wong, James S. Duncan

This paper proposes a heteroscedastic uncertainty estimation framework for unsupervised medical image registration.

Image Registration Medical Image Registration

Holistic Multi-Slice Framework for Dynamic Simultaneous Multi-Slice MRI Reconstruction

no code implementations • 3 Jan 2023 • Daniel H. Pak, Xiao Chen, Eric Z. Chen, Yikang Liu, Terrence Chen, Shanhui Sun

Deep learning (DL)-based methods have shown promising results for single-slice MR reconstruction, but the addition of SMS acceleration raises unique challenges due to the composite k-space signals and the resulting images with strong inter-slice artifacts.

MRI Reconstruction Transfer Learning