Discover datasets

License

License filtering isn't available while searching — clear the search box to filter by license.

Participants

Features

Has HED annotation
Has viewer
Has data quality Coming soon

The viewer and Zarr filters aren't available while searching — clear the search box to use them.

Channels & montage

Channel density Electrode system

Channel and montage filters apply while browsing — clear the search box to use them.

Reset

nm000176
BigP3BCI Study K — 9x8 adaptive/checkerboard, 2 sessions (5 healthy subjects)

EEG Zarr

…2 - **Events**: Target=2, NonTarget=1 - **Trial interval**: [0, 1.0] s…

Participants

5

Channels

16 (10-10)

Citations

2

HED

v8.4.0

Size

790 MB

Version

v1.0.4

Updated

Oct 8, 2026

by Boyla Mainsah et al.
nm000277
Mainsah et al. 2025 — bigP3BCI: An Open, Diverse and Machine Learning Ready P300-based Brain-Computer Interface Dataset (Study G)

EEG Zarr

…1 Events: Target=2, NonTarget=1 Trial interval: [0, 1.0] s…

Participants

20

Channels

16 (10-10)

Citations

2

HED

v8.4.0

Size

1.62 GB

Version

v1.0.3

Updated

Aug 18, 2026

by Boyla Mainsah et al.
nm000200
BigP3BCI Study I — 9x8 checkerboard/performance-based (13 healthy subjects)

EEG Zarr

…1 - **Events**: Target=2, NonTarget=1 - **Trial interval**: [0, 1.0] s…

Participants

13

Channels

16 (10-10)

HED

v8.4.0

Size

1.57 GB

Version

v1.0.3

Updated

Oct 8, 2026

by Boyla Mainsah et al.
nm000321
Mainsah et al. 2025 — bigP3BCI: An Open, Diverse and Machine Learning Ready P300-based Brain-Computer Interface Dataset (Study Q)

EEG Zarr

…3 Events: Target=2, NonTarget=1 Trial interval: [0, 1.0] s…

Participants

36

Channels

32 (10-10)

Citations

2

HED

v8.4.0

Size

3.70 GB

Version

v1.0.4

Updated

Oct 8, 2026

by Boyla Mainsah et al.
nm000248
BigP3BCI Study L — 6x6 multi-paradigm (11 ALS subjects)

EEG Zarr

…1 - **Events**: Target=2, NonTarget=1 - **Trial interval**: [0, 1.0] s…

Participants

11

Channels

16 (10-10)

Citations

2

HED

v8.4.0

Size

2.69 GB

Version

v1.0.3

Updated

Oct 8, 2026

by Boyla Mainsah et al.
nm000146
Motor Imagery dataset from Weibo et al 2014

EEG Zarr

…1 - **Events**: left_hand=1, right_hand=2, hands=3, feet=4…

Participants

10

Channels

60 (10-10)

Citations

93

HED

v8.4.0

Size

5.64 GB

Version

v1.0.3

Updated

Oct 8, 2026

by Weibo Yi et al.
nm000191
BigP3BCI Study F — 6x6 multi-paradigm, 3 sessions (10 healthy subjects)

EEG Zarr

…3 - **Events**: Target=2, NonTarget=1 - **Trial interval**: [0, 1.0] s…

Participants

10

Channels

16 (10-10)

Citations

2

HED

v8.4.0

Size

1.91 GB

Version

v1.0.2

Updated

Aug 18, 2026

by Boyla Mainsah et al.
nm000301
Mainsah et al. 2025 — bigP3BCI: An Open, Diverse and Machine Learning Ready P300-based Brain-Computer Interface Dataset (Study D)

EEG Zarr

…1 Events: Target=2, NonTarget=1 Trial interval: [0, 1.0] s…

Participants

17

Channels

32 (10-10)

Citations

2

HED

v8.4.0

Size

2.41 GB

Version

v1.0.3

Updated

Aug 18, 2026

by Boyla Mainsah et al.
nm000187
BigP3BCI Study N — 9x8 dry/wet electrode comparison (8 ALS subjects)

EEG Zarr

…2 - **Events**: Target=2, NonTarget=1 - **Trial interval**: [0, 1.0] s…

Participants

8

Channels

16 (10-10)

Citations

2

HED

v8.4.0

Size

1.22 GB

Version

v1.0.4

Updated

Oct 8, 2026

by Boyla Mainsah et al.
nm000351
Mainsah et al. 2025 — bigP3BCI: An Open, Diverse and Machine Learning Ready P300-based Brain-Computer Interface Dataset (Study P)

EEG Zarr

…2 Events: Target=2, NonTarget=1 Trial interval: [0, 1.0] s…

Participants

19

Channels

32 (10-10)

Citations

2

HED

v8.4.0

Size

4.96 GB

Version

v1.0.4

Updated

Oct 8, 2026

by Boyla Mainsah et al.