Paradoxical effect of the signal‐to‐noise ratio of GRAPPA calibration lines: A quantitative study
Magnetic Resonance in Medicine2014Vol. 74(1), pp. 231–239
Citations Over TimeTop 23% of 2014 papers
Abstract
Noise has a similar effect to Tikhonov regularization. Without appropriate regularization, a GRAPPA kernel estimated from ACS lines with higher SNR amplifies random noise in the GRAPPA reconstruction. Magn Reson Med 74:231-239, 2015. © 2014 Wiley Periodicals, Inc.
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