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Picture for Elfar Adalsteinsson

Elfar Adalsteinsson

Massachusetts Institute of Technology, Harvard-MIT Health Sciences and Technology, Institute for Medical Engineering and Science

Latent Signal Models: Learning Compact Representations of Signal Evolution for Improved Time-Resolved, Multi-contrast MRI


Aug 27, 2022
Yamin Arefeen, Junshen Xu, Molin Zhang, Zijing Dong, Fuyixue Wang, Jacob White, Berkin Bilgic, Elfar Adalsteinsson


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SVoRT: Iterative Transformer for Slice-to-Volume Registration in Fetal Brain MRI


Jun 22, 2022
Junshen Xu, Daniel Moyer, P. Ellen Grant, Polina Golland, Juan Eugenio Iglesias, Elfar Adalsteinsson

* Accepted by MICCAI 2022 

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Autofocusing+: Noise-Resilient Motion Correction in Magnetic Resonance Imaging


Mar 10, 2022
Ekaterina Kuzmina, Artem Razumov, Oleg Y. Rogov, Elfar Adalsteinsson, Jacob White, Dmitry V. Dylov


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Rapid head-pose detection for automated slice prescription of fetal-brain MRI


Oct 08, 2021
Malte Hoffmann, Esra Abaci Turk, Borjan Gagoski, Leah Morgan, Paul Wighton, M. Dylan Tisdall, Martin Reuter, Elfar Adalsteinsson, P. Ellen Grant, Lawrence L. Wald, André J. W. van der Kouwe

* Int J Imaging Syst Technol, 31 (3), 2021, 1136-1154 
* 19 pages, 10 figures, 2 tables, fetal MRI, head-pose detection, MSER, scan automation, scan prescription, slice positioning, final published version 

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STRESS: Super-Resolution for Dynamic Fetal MRI using Self-Supervised Learning


Jun 30, 2021
Junshen Xu, Esra Abaci Turk, P. Ellen Grant, Polina Golland, Elfar Adalsteinsson


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Deformed2Self: Self-Supervised Denoising for Dynamic Medical Imaging


Jun 23, 2021
Junshen Xu, Elfar Adalsteinsson


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Scan Specific Artifact Reduction in K-space (SPARK) Neural Networks Synergize with Physics-based Reconstruction to Accelerate MRI


Apr 02, 2021
Yamin Arefeen, Onur Beker, Heng Yu, Elfar Adalsteinsson, Berkin Bilgic

* 29 pages, 12 figures 

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Enhanced detection of fetal pose in 3D MRI by Deep Reinforcement Learning with physical structure priors on anatomy


Jul 16, 2020
Molin Zhang, Junshen Xu, Esra Abaci Turk, P. Ellen Grant, Polina Golland, Elfar Adalsteinsson

* 10 pages, 3 figures, MICCAI 2020 

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Joint Frequency- and Image-Space Learning for Fourier Imaging


Jul 02, 2020
Nalini M. Singh, Juan Eugenio Iglesias, Elfar Adalsteinsson, Adrian V. Dalca, Polina Golland

* 14 pages, 15 figures, image reconstruction, motion correction, denoising, magnetic resonance imaging, deep learning 

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