def __get_mask_medoid(self, mask_img, coords):
mask_medoid = np.zeros(mask_img.shape)
mask_medoid[coords] = 1
mask_medoid = nb.Nifti1Image(mask_medoid, mask_img.affine)
masker = NiftiMasker(mask_img)
masker.fit(mask_img)
masker.standardize = False
mask_medoid = masker.transform(mask_medoid)
mask_medoid = mask_medoid.reshape([mask_medoid.shape[1]]) > 0
del masker
gc.collect()
return mask_medoid
