# YSU asynchronous SSVEP-BCI dataset: EEG decoding results

Asynchronous SSVEP, control and non-control states

EEG dataset for studying asynchronous SSVEP-based brain-computer interfaces, with 24 participants, released by Zhao et al. (Yanshan University, Qinhuangdao) on figshare (24906300, CC BY 4.0; first posted 2023, revision 3 in 2024) and described in Brain-Apparatus Communication 3(1) (2024).

**Also known as** YSU-an EEG dataset for studying asynchronous SSVEP-BCI · figshare 24906300 · An EEG dataset for studying asynchronous steady-state visual evoked potential (SSVEP) based brain computer interfaces

Description sources [figshare.com](https://figshare.com/articles/dataset/_/24906300) · [doi.org](https://doi.org/10.1080/27706710.2024.2418650)

## Where it appears

- [How often does an EEG decoder fire when nobody is giving a command?](https://bci.report/topics/when-not-to-act/)

## Published results

Every figure below is copied from a reviewed download, not recomputed for this page. Read each group with its protocol on the linked page.

### When not to act · control and non-control windows

Read with its protocol: [When not to act](https://bci.report/topics/when-not-to-act/) · [context-update.json](https://bci.report/data/context-update.json)

| Method | Condition | Metric | Value | People |
| --- | --- | --- | --- | --- |
| Fixed CCA with rejection | Command intended | Frequency recognised | 152 / 192 | 4 |
| Fixed CCA with rejection | Command intended | Accepted (coverage) | 130 / 192 | 4 |
| Fixed CCA with rejection | Command intended | Accepted and correct | 121 / 192 | 4 |
| Fixed CCA with rejection | No command · central image, flicker off | Accepted by mistake (per window) | 9 / 48 | 4 |
| Fixed CCA with rejection | No command · looking at a white wall, resting | Accepted by mistake (per window) | 20 / 48 | 4 |
| Fixed CCA with rejection | No command · central image while the surrounding stimuli flicker | Accepted by mistake (per window) | 11 / 96 | 4 |

## Source and licence

### YSU asynchronous SSVEP-BCI dataset

**Credit** Jing Zhao, Qian Zhang, Xinrui Wang, Xueshuo Liu, Jiaxin Li, Fengjie Fan, Zhenhu Liang and Xiaoli Li · An EEG dataset for studying asynchronous steady-state visual evoked potential (SSVEP) based brain computer interfaces, Brain-Apparatus Communication 3(1) (2024), doi:10.1080/27706710.2024.2418650; data at doi:10.6084/m9.figshare.24906300.v3.

[CC-BY-4.0 ↗](https://creativecommons.org/licenses/by/4.0/) · [Dataset record ↗](https://doi.org/10.6084/m9.figshare.24906300.v3)

BCI Report does not redistribute any recording. These are aggregate measurements computed by BCI Report under the licence above; the data belong to the people credited.

[All datasets →](https://bci.report/datasets/) · [All methods →](https://bci.report/methods/)

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Markdown copy of https://bci.report/datasets/ysu-async-ssvep/, generated from the published page. Figures are aggregate results; terms of use: https://bci.report/data-use/