Random and Sequential Order Finger Motor Imagery

# Random and Sequential Order Finger Motor Imagery ## Description This dataset contains EEG recordings from 20 participants performing a novel paradigm with finger cues for motor imagery execution cued in random and sequential blocks. Starting order was counterbalanced. ## Acquisition - **EEG system:** g.tec GmbH - **Sampling frequency:** 512 Hz - **65 Channels:** - 62 EEG Channels - 2 Reference Channels - 1 Marker Channel ## Format Data is stored in BIDS-compliant format with: - EEG recordings in EDF format - Channel information in `_channels.tsv` files - Metadata in `_eeg.json` sidecars ## Participants - 20 participants - Counterbalanced block order conditions - Age range: 19-57 years ## Marker Identification - 1 = White Screen - 2 = Focus Cross - 3 = Thumb - 4 = Index Finger - 5 = Middle Finger - 6 = Ring Finger - 7 = Pinky Finger ## Tasks | Condition | Code | |-----------|------| | Random Cue Order | OR | | Sequential Cue Order | OS | ## Block Assignment Each participant completed both conditions in either first or second block position, counterbalanced across subjects. ## References - BIDS Version: 1.6.0 - Dataset processed from original ERDS Study CSV exports ## License See LICENSE file for usage terms.