More IMPATIENT: A Gridding-Accelerated Toeplitz-Based Strategy for Non-Cartesian High-Resolution 3D MRI on GPU

Keywords

accelerated acceleration acceptable accuracy achieved acquisition acquisitions adjoint advances advantage aiming among approximation arithmetic binning bioengineering brain brute capacity caused champaign code coil coils coming common compaction comparing compensation complexity computation computational computations computed computes cones conjugate considerably constant conversely convolution coordinate corrected correction describes diagonal diffusion dimension driven electrical emphasizes enable enables engineering errors evaluation every exact example exceeds execute execution expression fast field floating force forward gradient hand handle impatient implementation implemented implements impractical includes increasing indicating induced inhomogeneity input involves isotropic iterative load long massively matrix measured memory models motion must nodes normally optimization output overlapping package page performance physics pixel precision problem product reasonable reconstruct reconstructed reconstructing reconstruction reconstructions reduce reduced regular regularization resolution running sense separate shot since slab slice solve space speed speedup spirals stacks steps strategies strategy structure system thread threads toolkit trajectories trajectory trans transformation trivial tuned vector volumes week whole whose window