Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
664-04-008 ISMRM Abstract

Highly accelerated 3D MPnRAGE meets implicit neural representation (INR) reconstruction

Primary: Acquisition & Reconstruction - Image Reconstruction: AI
Secondary: Acquisition & Reconstruction - Pulse Sequence Design and Spatial Encoding Methods
664-04-008 · Image Reconstruction: Self-Supervised and Implicit · Thursday, 14 May, 2:35 PM–3:30 PM · Digital Posters Row E
Keywords: Multi-Contrast 3D T1-weighted imaging AI-Accelerated MRI View order Inversion Recovery
Accepted
Natascha Niessen 1,2, Ana Beatriz Solana2, Tim Sprenger2,3, Carolin Pirkl2, Hannah Eichhorn4,5, Rolf F Schulte2, Marion Menzel6,7,8, Julia A Schnabel4,5,9, PREDICTOM consortium
1School of Computation, Information and Technology, Technical University of Munich, Munich, Germany
2GE HealthCare (DE), Germany
3Karolinska Institutet, Solna, Sweden
4Institute of Machine Learning in Biomedical Imaging, Helmholtz Munich, Munich, Germany
5School of Computation, Information and Technology, Technical University Munich, Munich, Germany
6Technische Hochschule Ingolstadt, Ingolstadt, Germany
7GE Healthcare, Munich, Germany
8School of Natural Sciences, Technische Universität München, Munich, Germany
9School of Biomedical Engineering and Imaging Sciences, King's College London, London, United Kingdom
Presenting Author: Natascha Niessen

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References

1. Kecskemeti S, Samsonov A, Hurley SA, Dean DC, Field A, Alexander AL. MPnRAGE: A technique to simultaneously acquire hundreds of differently contrasted MPRAGE images with applications to quantitative T1 mapping. Magn Reson Med. 2016;75(3):1040–1053. DOI: 10.1002/mrm.25674. PMID: 25885265 [doi] [pmid]
2. Niessen N, Sprenger T, Pirkl CM, Solana AB, Cencini M, Avventi E, Tosetti M, Menzel MI, Schnabel JA. Probing the sparsity of the MPnRAGE sequence through subspace compression. International Society for Magnetic Resonance in Medicine conference proceedings. 2025. Abstract #4620.
3. Niessen N, Pirkl CM, Solana AB, Eichhorn H, Spieker V, Huang W, Sprenger T, Menzel MI, Schnabel JA. INR Meets Multi-contrast MRI Reconstruction. Reconstruction and Imaging Motion Estimation, and Graphs in Biomedical Image Analysis: First International Workshop, RIME 2025, and 7th International Workshop, GRAIL 2025. Springer-Verlag, Berlin, Heidelberg. 2025;23–33. DOI: 10.1007/978-3-032-06103-4_3 [doi]
4. Levine E, Daniel B, Vasanawala S, Hargreaves B, Saranathan M. 3D Cartesian MRI with compressed sensing and variable view sharing using complementary poisson-disc sampling. Magn Reson Med. 2017;77(5):1774–1785. DOI: 10.1002/mrm.26254. PMID: 27097596 [doi] [pmid]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/664-04-008