In data like mine, where the raw image intensities are stored as 16-bit unsigned integers as 0 -- 4095 and the header scaling remaps this to -4096 -- 4094, this should slightly improve the normality of the real and imaginary components prior to denoising.
In data like mine, where the raw image intensities are stored as 16-bit unsigned integers as 0 -- 4095 and the header scaling remaps this to -4096 -- 4094, this should slightly improve the normality of the real and imaginary components prior to denoising.