Datasets API

The eegdash.dataset package exposes dataset classes that are registered dynamically at import time. See eegdash.dataset package for the module-level API, including EEGChallengeDataset and helper utilities.

What’s in the registry

EEGDash exposes 700+ OpenNeuro EEG datasets, registered dynamically from MongoDB. The table below summarizes the breakdown by experimental type (884 datasets in this build).

Base Dataset API

• EEGDashDataset
• EEGChallengeDataset

Dataset counts by experimental type

Experimental Type	Datasets
Unspecified	638
Attention	70
Motor	47
Clinical/Intervention	34
Perception	34
Affect	7
Memory	6
Other	6
Decision-making	5
Unknown	5
Resting-state	4
Learning	3
Sleep	2

All Datasets

Individual Datasets

• Nemar Datasets
• Openneuro Datasets
• Other Datasets