James G. Pipe1, Nicholas Ryan Zwart1, Michael Schar2, Wende N. Gibbs3, John P. Karis3
1Neuroimaging Research, Barrow Neurological Institute, Phoenix, AZ, United States; 2Philips Healthcare, Phoenix, AZ, United States; 3Neuroradiology, Barrow Neurological Institute, Phoenix, AZ, United States
A novel method for estimating motion from PROPELLER data is given. A modification to the original algorithm allows one to simultaneously solve for correlations between all blade pairs at the same time. Comparison to the original method shows a small but consistent improvement in image quality.