nilearn.datasets: Automatic Dataset Fetching#

Helper functions to download NeuroImaging datasets.

User guide: See the Fetching open datasets from Internet section for further details.

Templates#

Functions:

fetch_icbm152_2009([data_dir, url, resume, ...])

Download and load the ICBM152 template (dated 2009).

fetch_icbm152_brain_gm_mask([data_dir, ...])

Download ICBM152 template first, then loads the 'gm' mask.

fetch_surf_fsaverage([mesh, data_dir])

Download a Freesurfer fsaverage surface.

load_mni152_brain_mask([resolution, threshold])

Load the MNI152 whole-brain mask.

load_mni152_gm_mask([resolution, threshold, ...])

Load the MNI152 grey-matter mask.

load_mni152_gm_template([resolution])

Load the MNI152 grey-matter template.

load_mni152_template([resolution])

Load the MNI152 skullstripped T1 template.

load_mni152_wm_mask([resolution, threshold, ...])

Load the MNI152 white-matter mask.

load_mni152_wm_template([resolution])

Load the MNI152 white-matter template.

Atlases#

Functions:

fetch_atlas_aal([version, data_dir, url, ...])

Download and returns the AAL template for SPM 12.

fetch_atlas_allen_2011([data_dir, url, ...])

Download and return file names for the Allen and MIALAB ICA Probabilistic atlas (dated 2011).

fetch_atlas_basc_multiscale_2015([data_dir, ...])

Download and load multiscale functional brain parcellations.

fetch_atlas_craddock_2012([data_dir, url, ...])

Download and return file names for the Craddock 2012 parcellation.

fetch_atlas_destrieux_2009([lateralized, ...])

Download and load the Destrieux cortical deterministic atlas (dated 2009).

fetch_atlas_difumo([dimension, ...])

Fetch DiFuMo brain atlas.

fetch_atlas_harvard_oxford(atlas_name[, ...])

Load Harvard-Oxford parcellations from FSL.

fetch_atlas_juelich(atlas_name[, data_dir, ...])

Load Juelich parcellations from FSL.

fetch_atlas_msdl([data_dir, url, resume, ...])

Download and load the MSDL brain Probabilistic atlas.

fetch_atlas_pauli_2017([version, data_dir, ...])

Download the Pauli et al. (2017) atlas.

fetch_atlas_schaefer_2018([n_rois, ...])

Download and return file names for the Schaefer 2018 parcellation.

fetch_atlas_smith_2009([data_dir, url, ...])

Download and load the Smith ICA and BrainMap Probabilistic atlas (2009).

fetch_atlas_surf_destrieux([data_dir, url, ...])

Download and load Destrieux et al, 2010 cortical Deterministic atlas.

fetch_atlas_talairach(level_name[, ...])

Download the Talairach Deterministic atlas.

fetch_atlas_yeo_2011([data_dir, url, ...])

Download and return file names for the Yeo 2011 parcellation.

fetch_coords_dosenbach_2010([...])

Load the Dosenbach et al 160 ROIs.

fetch_coords_power_2011([legacy_format])

Download and load the Power et al. brain atlas composed of 264 ROIs.

fetch_coords_seitzman_2018([...])

Load the Seitzman et al. 300 ROIs.

Preprocessed datasets#

Functions:

fetch_abide_pcp([data_dir, n_subjects, ...])

Fetch ABIDE dataset.

fetch_adhd([n_subjects, data_dir, url, ...])

Download and load the ADHD resting-state dataset.

fetch_bids_langloc_dataset([data_dir, verbose])

Download language localizer example bids dataset.

fetch_development_fmri([n_subjects, ...])

Fetch movie watching based brain development dataset (fMRI).

fetch_ds000030_urls([data_dir, verbose])

Fetch URLs for files from the ds000030 BIDS dataset.

fetch_fiac_first_level([data_dir, verbose])

Download a first-level fiac fMRI dataset (2 sessions).

fetch_haxby([data_dir, subjects, ...])

Download and loads complete haxby dataset.

fetch_language_localizer_demo_dataset([...])

Download language localizer demo dataset.

fetch_localizer_first_level([data_dir, verbose])

Download a first-level localizer fMRI dataset.

fetch_miyawaki2008([data_dir, url, resume, ...])

Download and loads Miyawaki et al. 2008 dataset (153MB).

fetch_openneuro_dataset_index([data_dir, ...])

Download a file with OpenNeuro BIDS dataset index.

fetch_spm_auditory([data_dir, data_name, ...])

Fetch SPM auditory single-subject data.

fetch_spm_multimodal_fmri([data_dir, ...])

Fetcher for Multi-modal Face Dataset.

fetch_surf_nki_enhanced([n_subjects, ...])

Download and load the NKI enhanced resting-state dataset, preprocessed and projected to the fsaverage5 space surface.

Statistical maps/derivatives#

Functions:

fetch_localizer_button_task([data_dir, url, ...])

Fetch left vs right button press contrast maps from the localizer.

fetch_localizer_calculation_task([...])

Fetch calculation task contrast maps from the localizer.

fetch_localizer_contrasts(contrasts[, ...])

Download and load Brainomics/Localizer dataset (94 subjects).

fetch_megatrawls_netmats([dimensionality, ...])

Download and return Network Matrices data from MegaTrawls release in HCP.

fetch_mixed_gambles([n_subjects, data_dir, ...])

Fetch Jimura "mixed gambles" dataset.

fetch_oasis_vbm([n_subjects, ...])

Download and load Oasis "cross-sectional MRI" dataset (416 subjects).

fetch_neurovault_auditory_computation_task([...])

Fetch a contrast map from NeuroVault showing the effect of mental subtraction upon auditory instructions.

fetch_neurovault_motor_task([data_dir, verbose])

Fetch left vs right button press group contrast map from NeuroVault.

General functions#

Functions:

fetch_neurovault([max_images, ...])

Download data from neurovault.org that match certain criteria.

fetch_neurovault_ids([collection_ids, ...])

Download specific images and collections from neurovault.org.

fetch_openneuro_dataset([urls, data_dir, ...])

Download OpenNeuro BIDS dataset.

get_data_dirs([data_dir])

Return the directories in which nilearn looks for data.

patch_openneuro_dataset(file_list)

Add symlinks for files not named according to BIDS conventions.

select_from_index(urls[, inclusion_filters, ...])

Select subset of urls with given filters.

load_sample_motor_activation_image()

Load a single functional image showing motor activations.