This module contains filter(s) for postprocessing DTI/DKI maps

designer.postprocessing.filters.median(input, output, mask=None)

Applies median filtering to input nifti file

Parameters

• input (str) – Path to input nifti file

• output (str) – Path to output nifti file

• mask (str, optional) – Path to brainmask nifti file (Default: None)

Return type

None; writes out file

designer.postprocessing.filters.readnii(input)

Reads nifti files and returns header and numpy data array

Parameters

input (str) – Path to nifti file

Returns

• hdr (class) – Nibabel class object

• img (ndarray) – 3D or 4D array containing the loaded nifti image

designer.postprocessing.filters.writenii(hdr, img, output)

Write nupy array to nifti file

Parameters

• hdr (class) – Nibabel class object

• img (ndarray) – 3D or 4D array containing the image array

• output (str) – Path to save file as

• None; writes out file