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Data structures for download

Choose the data structure that best fits your analysis needs:

  • Tree structure — The most versatile format; all variables and metadata can be accessed in a hierarchical structure.
  • Table structure — A simple format that organizes values in rows and columns.
  • Annotations structure — A uniform format describing an annotation for each stimulus, or set of two or three stimuli.
  • Matrix structure — Contains one-, two-, or three-dimensional arrays for numerical analysis.
  • Events structure — Stores the timing of participant actions during a task.
  • Metadata structure — Describes participants and recruitment information.

Need a different combination?

The table below shows which combinations of structure and data range are currently supported. If you need something else, please get in touch.

Downloads by data range and structure

The table below shows which data structures are available for different data scopes. A checkmark (✓) indicates the combination is available. Some options are only available for specific task types (noted with superscripts).

Tree Table Annotations Events Metadata Matrix 1D Matrix 2D Matrix 3D
whole experiment / all participations dr
whole experiment / one participation
one task / all participations df ma dr
one task / one participation dr ma dr

Task-specific formats: df Dynamic Form | dr Drag & Rate | ma Multiple Arrangement