hed-standard / hed-specification

Specification documents for HED (Hierarchical Event Descriptors)
https://hed-specification.readthedocs.io/en/latest/index.html
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Definition no longer is required to have inner group. #615

Closed VisLab closed 2 months ago

VisLab commented 2 months ago

This was needed to have available a general anchor for Onset, Offset.

Ex: (Definition/Display-ball)

Use: (Def/Display-ball, (Red), Onset) ... (Def/Display-ball, (Blue), Onset)

Here the red ball is displayed until the next Def/Display-ball. The differences are in the inner Onset group rather than in the Definition.