Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
564-01-015 ISMRM Abstract

A Comparison of Denoising Frameworks for Time-Resolved ASL Angiography: Robust Decomposition of 4D ASL

Primary: Analysis Methods - Image Enhancement
Secondary: Contrast Mechanisms - Arterial Spin Labelling
564-01-015 · Perfusion and ASL Imaging: Recent Advances · Wednesday, 13 May, 8:20 AM–9:15 AM · Digital Posters Row E
Keywords: Angiography Modelling Sparse & Low-Rank Models Denoising Arterial Spin Labelling (ASL)
Accepted
Mengting Huang 1,2, Daniel F Schmidt1, Andreas Petrovic3, Yun Zhao4, Shalini Amukotuwa5, Leon Lai6, Andrew Gauden6, Roland Bammer2,3
1Data Science and Artificial Intelligence, Monash University, Melbourne, Australia
2Diagnostic Imaging, Monash Health, Melbourne, Australia
3Radiology and Radiological Sciences, Monash University, Melbourne, Australia
4Brain and Mind Center, The University of Sydney, Sydney, Australia
5Monash University, Melbourne, Australia
6Department of Neurosurgery, Monash Health, Melbourne, Australia
Presenting Author: Mengting Huang

Synopsis

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References

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6. Emmanuel J. Candès, Xiaodong Li, Yi Ma, and John Wright. 2011. Robust principal component analysis? J. ACM 58, 3, Article 11 (May 2011), 37 pages. https://doi.org/10.1145/1970392.1970395 [doi]
7. Otazo R, Candès E, Sodickson DK. Low-rank plus sparse matrix decomposition for accelerated dynamic MRI with separation of background and dynamic components. Magn Reson Med. 2015 Mar;73(3):1125-36. doi: 10.1002/mrm.25240. Epub 2014 Apr 23. PMID: 24760724; PMCID: PMC4207853. [doi] [pmid]
8. Petrovic A, Soellradl M, Okell TW, Gauden A, Lai L, Amukotuwa SA, Bammer R. Dynamic pseudo-continuous arterial spin labeling angiography using a 3D-radial multi-spoke spoiled gradient-recalled sequence. Magn Reson Med. 2025 Sep 17. doi: 10.1002/mrm.70015. Epub ahead of print. PMID: 40961355. [doi] [pmid]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/564-01-015