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. Author manuscript; available in PMC: 2021 Oct 4.
Published in final edited form as: Neuroimage. 2020 Mar 6;214:116704. doi: 10.1016/j.neuroimage.2020.116704

Table 3. Approximation error of q-space resampling.

For each of four shells, we show the relative NRMSE of resampled vs. acquired DW images, with respect to the NRMSE of two independent b = 0 acquisitions. Errors are averaged over WM voxels from all DW images in each shell.

b-value (s/mm2) Relative NRMSE (mean ± standard deviation)
4000 0.78 ± 0.073
12,000 0.83 ± 0.11
20,000 0.97 ± 0.27
40,000 3.16 ± 1.58