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8.2.20. nilearn.datasets.fetch_icbm152_2009

nilearn.datasets.fetch_icbm152_2009(data_dir=None, url=None, resume=True, verbose=1)[source]

Download and load the ICBM152 template (dated 2009).

For more information, see 1, 2, and 3.

data_dirpathlib.Path or str, optional

Path where data should be downloaded. By default, files are downloaded in home directory.

urlstr, optional

URL of file to download. Override download URL. Used for test only (or if you setup a mirror of the data). Default=None.

resumebool, optional

Whether to resume download of a partly-downloaded file. Default=True.

verboseint, optional

Verbosity level (0 means no message). Default=1.


Dictionary-like object, interest keys are:

  • “t1”: str, Path to T1-weighted anatomical image

  • “t2”: str, Path to T2-weighted anatomical image

  • “t2_relax”: str, Path to anatomical image obtained with the T2 relaxometry

  • “pd”: str, Path to the proton density weighted anatomical image

  • “gm”: str, Path to grey matter segmented image

  • “wm”: str, Path to white matter segmented image

  • “csf”: str, Path to cerebrospinal fluid segmented image

  • “eye_mask”: str, Path to eye mask useful to mask out part of MRI images

  • “face_mask”: str, Path to face mask useful to mask out part of MRI images

  • “mask”: str, Path to whole brain mask useful to mask out skull areas

See also


to load MNI152 T1 template.


to load MNI152 grey matter template.


to load MNI152 white matter template.


to load MNI152 whole brain mask.


to load MNI152 grey matter mask.


to load MNI152 white matter mask.


to fetch only ICBM grey matter mask.


For more information about this dataset’s structure:

The original download URL is



Vladimir Fonov, Alan C. Evans, Kelly Botteron, C. Robert Almli, Robert C. McKinstry, and D. Louis Collins. Unbiased average age-appropriate atlases for pediatric studies. NeuroImage, 54(1):313–327, 2011. URL:, doi:


VS Fonov, AC Evans, RC McKinstry, CR Almli, and DL Collins. Unbiased nonlinear average age-appropriate brain templates from birth to adulthood. NeuroImage, 47(Supplement 1):S102, 2009. doi:10.1016/S1053-8119(09)70884-5.


D. Louis Collins, Alex P. Zijdenbos, Wim F. C. Baaré, and Alan C. Evans. Animal+insect: improved cortical structure segmentation. In Attila Kuba, Martin Šáamal, and Andrew Todd-Pokropek, editors, Information Processing in Medical Imaging, 210–223. Berlin, Heidelberg, 1999. Springer Berlin Heidelberg.