Compressed Sensing-Accelerated Spectroscopic Imaging to Obtain Geometrically Accurate Water & Fat Images and Field Maps for Use in MR-Guided Interventions

Keywords

ability ablation accelerated accomplished accuracy accurate acquisition addition adjacent around assuring attenuation averaging bandwidth bins border calculation called cancer cavities channel chemical close coil combination comparing compressed containing corrected correction crucial dataset decomposition decrease derived detrimental deviations distortions distribution domain dramatically ears enable encoded encoding environments example field frequency geometric geometrically goal gradients gray guided hamper head healthy implementation importance improve inaccuracies induced inherently inhomogeneities institute intense interfere interventions iterations localization longer loss mainly make many mapping maps mask matching matrix measured minimization minimize minute minutes models multiplication nasal near neck optimized particular peaks perturbations phys planning possibility predominantly presence problematic produce propose radiotherapy reconstructed reconstruction reconstructions reduce respect retrospectively sample scanned schemes selected sensing separated separation series shortening similarly since skull slice space spatial spectra spectral spectroscopic spectrum spin structures summing superior surrounding susceptibility symmetrically system theoretical thermometry transform transforming transversal treatment undistorted useful variation visible volunteer water ways width