3D edge-preserving guided filter
Usage
st_guided_filter3d(vol, radius = 4L, eps = 0.7^2, guide = NULL, mask = NULL)
Arguments
- vol
3D array or neuroim2::NeuroVol
- radius
integer window radius (voxels)
- eps
regularization (variance floor) in signal units^2
- guide
3D array or NeuroVol; if NULL uses vol
- mask
3D logical/0-1 mask; NULL => all voxels
Value
same type as input (NeuroVol if given), otherwise 3D array