Improving spreading projection algorithm for rapid k-space sampling trajectories through minimized off-resonance effects and gridding of low frequencies.

Chaithya Giliyar Radhakrishna,Guillaume Daval-Frérot,Aurélien Massire,Alexandre Vignaud,Philippe Ciuciu

Magnetic resonance in medicine（2023）

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摘要

These advancements allowed us for nearly shorter scan time compared to GRAPPA-p4x1, allowing us to reach 600 µm isotropic resolution in 3D -w imaging in just 3.3 min at 3 T with negligible degradation in image quality.

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关键词

projection algorithm,gridding,trajectories,frequencies

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