Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
530-04-007 ISMRM Abstract

Generative Multitasking using Implicit Neural Representations for 3D Dynamic Contrast Enhanced Cardiac Imaging

Primary: Acquisition & Reconstruction - Image Reconstruction: AI
Secondary: Cardiovascular - Myocardium
530-04-007 · Perfusion and Coronary Assessment · Wednesday, 13 May, 4:00 PM–5:50 PM · Meeting Room 2.60
Keywords: Image Reconstruction Implicit neural representation DCE-MRI Cardiac Imaging Subspace Modelling
Accepted
Xi Chen 1, Xinguo Fang1,2, Zheyuan Hu1,2, Kim-Lien Nguyen1,2,3, Anthony G Christodoulou1,2,4
1Department of Radiological Sciences, David Geffen School of Medicine at UCLA, Los Angeles, United States of America
2Department of Bioengineering, University of California Los Angeles, Los Angeles, United States of America
3David Geffen School of Medicine at UCLA and VA Greater Los Angeles Healthcare System, Los Angeles, United States of America
4Physics and Biology in Medicine Graduate Program, University of California Los Angeles, Los Angeles, United States of America
Presenting Author: Xi Chen

Synopsis

Motivation:
Goals:
Approach:
Results:
Full abstract & presentation

The full text, figures, and any recorded presentation for this abstract are not shown here. Log in if you are a member or registered attendee with access.

Full abstracts, figures, and presentations for Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition are available to registered attendees. This content becomes freely available to the public roughly two years after the meeting.

To request or purchase access, contact the ISMRM Central Office at info@ismrm.org.

Log in

References

1. Christodoulou, A.G., Shaw, J.L., Nguyen, C., Yang, Q., Xie, Y., Wang, N. and Li, D., 2018. Magnetic resonance multitasking for motion-resolved quantitative cardiovascular imaging. Nature biomedical engineering, 2(4), pp.215-226. http://doi.org/10.1038/s41551-018-0217-y [doi]
2. Chen, X., Nguyen, K.L. and Christodoulou, A.G., 3D Whole-Ventricle Cardiac Phase-Resolved Dynamic Ferumoxytol-Enhanced Imaging with MR Multitasking. In Proceedings of the 33nd Annual Meeting of ISMRM. Hawaii. https://doi.org/10.58530/2025/0368 [doi]
3. Feng, J., Feng, R., Wu, Q., Shen, X., Chen, L., Li, X., Feng, L., Chen, J., Zhang, Z., Liu, C. and Zhang, Y., 2025. Spatiotemporal implicit neural representation for unsupervised dynamic MRI reconstruction. IEEE Transactions on Medical Imaging. http://doi.org/10.1109/TMI.2025.3526452 [doi]
4. Fend, J., 2025. Calibration-free DCE-MRI with sub-second temporal resolution using interpretable implicit neural representation. In Proceedings of the 33nd Annual Meeting of ISMRM. Hawaii. https://doi.org/10.58530/2025/0123 [doi]
5. Fang, X. and Christodoulou, A.G., Generative MR Multitasking: Bridging real-time and gated imaging with complex-valued cardiac encoding and neural subspace representations. In Proceedings of the 33nd Annual Meeting of ISMRM. Hawaii. http://doi.org/10.58530/2025/0121 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/530-04-007