XD-GRASP Matlab Code

XD-GRASP Matlab Code

Author: 
Li Feng

Matlab source code for GRASP and XD-GRASP reconstruction as described in:
 
1. Feng L, Grimm R Block KT, Chandarana H, Kim S, Xu J, Axel L, Sodickson DK, Otazo R.
“Golden-angle radial sparse parallel MRI: Combination of compressed sensing, parallel imaging, and golden-angle radial sampling for fast and flexible dynamic volumetric MRI” 
Magn Reson Med. 2014 Sep;72(3):707-17
 
2. Feng L, Axel L, Chandarana H, Block KT, Sodickson DK, Otazo R.
“XD-GRASP: Golden-angle radial MRI with reconstruction of extra motion-state dimensions using compressed sensing”
Magn Reson Med. 2016 Feb;75(2):775-88
 
The source code uses the following external packages:
- NUFFT toolkit by Jeffrey Fessler
- Non-linear conjugate gradient algorithm by Miki Lustig
- Coil clustering code by Tao Zhang
 

PLEASE NOTE: The software available on this page is provided free of charge and comes without any warranty. CAI²R and the NYU School of Medicine do not take any liability for problems or damage of any kind resulting from the use of the files provided. Operation of the software is solely at the user's own risk. The software developments provided are not medical products and must not be used for making diagnostic decisions.

The software is provided for non-commercial, academic use only. Usage or distribution of the software for commercial purpose is prohibited. All rights belong to the author (Li Feng) and the NYU School of Medicine. If you use the software for academic work, please give credit to the author in publications and cite the related publications.

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Sponsors

Philanthropic Support

We gratefully acknowledge generous support for radiology research at NYU Langone Medical Center from:
 
• The Big George Foundation
• Raymond and Beverly Sackler
• Bernard and Irene Schwartz

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