This page is a reference documentation. It only explains the function signature, and not how to use it. Please refer to the user guide for the big picture.



Return the largest connected component of an image or list of images.

New in version 0.3.1.

imgsNiimg-like object or iterable of Niimg-like objects (3D)

Image(s) to extract the largest connected component from. See Input and output: neuroimaging data representation.

3D Niimg-like object or list of

Image or list of images containing the largest connected component.


Handling big-endian in given Nifti image This function changes the existing byte-ordering information to new byte order, if the dtype in given Nifti image has non-native data type. This operation is done internally to avoid big-endian issues with scipy ndimage module.