{"dataset":{"id":"255","dataset_id":"nm000222","name":"Air conditioner control experiment (10 subjects, 4 classes, 25 EEG ch)","description":"This dataset comprises EEG recordings from 10 healthy subjects performing a P300-based brain-computer interface task for home appliance control. Participants responded to visual stimuli in a binary oddball paradigm (Target/NonTarget classification) while 25-channel EEG was recorded at 500 Hz using active electrodes in a standard 10-20 montage. The dataset includes 50 training and 30 testing trials per subject, providing a benchmark resource for P300-based BCI research and algorithm development.","owner_user_id":19,"status":"active","github_repo":"nemarDatasets/nm000222","concept_doi":"10.82901/nemar.nm000222","latest_version_doi":"10.82901/nemar.nm000222.v1.0.3","created_at":"2026-03-25 15:23:46","updated_at":"2026-08-18 21:17:42","zenodo_concept_id":"20519209","is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"enriched\",\n  \"title\": \"Air conditioner control experiment (10 subjects, 4 classes, 25 EEG ch)\",\n  \"description\": \"This dataset comprises EEG recordings from 10 healthy subjects performing a P300-based brain-computer interface task for home appliance control. Participants responded to visual stimuli in a binary oddball paradigm (Target/NonTarget classification) while 25-channel EEG was recorded at 500 Hz using active electrodes in a standard 10-20 montage. The dataset includes 50 training and 30 testing trials per subject, providing a benchmark resource for P300-based BCI research and algorithm development.\",\n  \"methods_description\": \"EEG data were acquired using an actiCHamp system (Brain Products) with 25 active electrodes positioned according to the standard 10-20 montage and referenced to linked mastoids. Sampling rate was 500 Hz with a 60 Hz line frequency. Participants performed a visual oddball task with a stimulus onset asynchrony of 750 ms, responding to target and non-target flash stimuli presented on an LCD display. 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4-class oddball; LCD display\n- **Feedback type**: visual\n- **Stimulus type**: flash\n- **Stimulus modalities**: visual\n- **Primary modality**: visual\n- **Mode**: online\n\n## HED Event Annotations\n\nSchema: HED 8.4.0 | Browse: https://www.hedtags.org/hed-schema-browser\n\n```\n  Target\n    ├─ Sensory-event\n    ├─ Experimental-stimulus\n    ├─ Visual-presentation\n    └─ Target\n\n  NonTarget\n    ├─ Sensory-event\n    ├─ Experimental-stimulus\n    ├─ Visual-presentation\n    └─ Non-target\n\n```\n## Paradigm-Specific Parameters\n\n- **Detected paradigm**: p300\n- **Stimulus onset asynchrony**: 750.0 ms\n\n## Data Structure\n\n- **Trials**: 50 training + 30 testing blocks per subject\n- **Trials context**: per_subject\n\n## BCI Application\n\n- **Applications**: home_appliance_control\n- **Environment**: laboratory\n- **Online feedback**: True\n\n## Tags\n\n- **Pathology**: Healthy\n- **Modality**: ERP\n- **Type**: P300\n\n## Documentation\n\n- **DOI**: 10.3389/fnhum.2024.1320457\n- **License**: CC-BY-4.0\n- **Investigators**: Jongmin Lee, Minju Kim, Dojin Heo, Jongsu Kim, Min-Ki Kim, Taejun Lee, Jongwoo Park, HyunYoung Kim, Minho Hwang, Laehyun Kim, Sung-Phil Kim\n- **Institution**: Ulsan National Institute of Science and Technology\n- **Country**: KR\n- **Data URL**: https://github.com/jml226/Home-Appliance-Control-Dataset\n- **Publication year**: 2024\n\n## References\n\nAppelhoff, S., Sanderson, M., Brooks, T., Vliet, M., Quentin, R., Holdgraf, C., Chaumon, M., Mikulan, E., Tavabi, K., Hochenberger, R., Welke, D., Brunner, C., Rockhill, A., Larson, E., Gramfort, A. and Jas, M. 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