Quantification of K-Space Filtering to Compare SNR and Improve Parallel MRI Acquisitions with Hyperpolarized Nuclei

Keywords

accelerated accelerating acceleration accelerations acceptable achievable acquiring acquisition acquisitions allowed applied around assumed calculation causes centric characterize characterizes characterizing choice commonly community comparing consideration constant contamination criteria curie decay degradation direct dramatically earlier effective encoding equal equation established estimation excited fair features filter filtering find function functional gain gives grew helium ignored impact importance improve interleaved investigate laura leading limitation long longer loss lung magnetization manner matrix maxim measured measuring medical morphological need networks nevertheless noise nuclei optimal parallel physics pixel pixels power principal problem proceedings proton quality quantification quantitative quantitatively radiology ration reduces reducing resolution respectively sampling section selective sequential simulated simulation simulations slice slices sometimes space spread still strategies studies table take tool training trajectories unbiased underestimated usually volume width wild wolf