Module ismv 

Iterative Spherical Mean Value (iSMV) background field removal

Iterative approach that avoids mask erosion by iteratively correcting boundary values.

Reference: Wen, Y., Zhou, D., Liu, T., Spincemaille, P., Wang, Y. (2014). “An iterative spherical mean value method for background field removal in MRI.” Magnetic Resonance in Medicine, 72(4):1065-1071. https://doi.org/10.1002/mrm.24998

Reference implementation: https://github.com/kamesy/QSM.jl

Structs

IsmvParams

iSMV algorithm parameters

Functions

erode_mask_f64 🔒

Erode mask using SMV convolution (returns f64 for arithmetic compatibility)

ismv

iSMV background field removal

ismv_core 🔒

iSMV with an explicit absolute kernel radius (mm).