{"schema_version":"0.3.0","doc_type":"dataset","dataset_id":"nm000310","name":"Guttmann-Flury et al. 2025 (SSVEP) — Dataset combining EEG, eye-tracking, and high-speed video for ocular activity analysis across BCI paradigms","description":"A multimodal neuroimaging dataset combining EEG, eye-tracking, and high-speed video recordings from 31 healthy participants performing a 4-class steady-state visually evoked potential (SSVEP) brain-computer interface task. The dataset comprises 3,024 trials across 63 sessions with 66-channel recordings (64 EEG + 1 EOG + 1 stim) at 1000 Hz sampling rate, designed to investigate ocular activity patterns and their relationship to BCI performance across multiple paradigms.","source":"nemar","recording_modality":["EEG"],"bids_version":null,"license":"CC0","authors":[{"name":"Eva Guttmann-Flury","name_type":"Personal","orcid":"0000-0002-8241-1713"},{"name":"Xinjun Sheng","name_type":"Personal"},{"name":"Xiangyang Zhu","name_type":"Personal"}],"keywords":[{"term":"SSVEP"},{"term":"EEG"},{"term":"brain-computer interface"},{"term":"eye tracking"},{"term":"visual evoked potentials"},{"term":"multimodal neuroimaging"},{"term":"healthy volunteers"},{"term":"high-speed video"},{"term":"ocular activity"},{"term":"eye movement"}],"related_identifiers":[{"identifier":"10.1038/s41597-025-04861-9","identifier_type":"DOI","relation_type":"IsDerivedFrom"},{"identifier":"https://github.com/nemarDatasets/nm000310","identifier_type":"URL","relation_type":"IsDescribedBy"},{"identifier":"10.21105/joss.01896","identifier_type":"DOI","relation_type":"References"},{"identifier":"10.1038/s41597-019-0104-8","identifier_type":"DOI","relation_type":"References"},{"identifier":"https://nemar.org/dataset/nm000310","identifier_type":"URL","relation_type":"IsDescribedBy"}],"contributors":[],"dates":[],"rights":[{"rights":"CC0","rights_uri":null,"rights_identifier":"CC0","rights_identifier_scheme":"SPDX"}],"language":null,"funding":[{"funder_name":"Not funded","award_number":null,"award_title":null,"funder_identifier":null,"funder_identifier_type":null,"award_uri":null}],"tasks":["ssvep"],"datatypes":["eeg"],"sessions":["0","1","2"],"sessions_count":3,"demographics":{"subjects_count":11,"age_min":28.3,"age_max":28.3},"data_summary":{"total_files":801,"size_bytes":30750782492,"size_human":"28.6 GB"},"provenance":{"latest_snapshot":"v1.0.3","publish_date":"2026-08-18 18:18:25"},"external_links":{"dataset_doi":"10.82901/nemar.nm000310","github_url":"https://github.com/nemarDatasets/nm000310"},"extensions":{"nemar":{"versions":[{"version":"v1.0.3","doi":"10.82901/nemar.nm000310.v1.0.3","created_at":"2026-08-18 18:18:25","manifest_url":"/nm000310/v1.0.3/manifest.json"},{"version":"v1.0.2","doi":"10.82901/nemar.nm000310.v1.0.2","created_at":"2026-08-12 16:39:54","manifest_url":"/nm000310/v1.0.2/manifest.json"},{"version":"v1.0.1","doi":"10.82901/nemar.nm000310.v1.0.1","created_at":"2026-06-03 10:02:15","manifest_url":"/nm000310/v1.0.1/manifest.json"}],"bids_index":{"version":"v1.0.3","subjects":{"sub-1":{"sessions":["0"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-10":{"sessions":["0","1"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-11":{"sessions":["0"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-2":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-3":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-4":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-5":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-6":{"sessions":["0"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-7":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-8":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}},"sub-9":{"sessions":["0","1","2"],"modalities":{"eeg":{"tasks":{"ssvep":{"runs":["0"]}}}}}}},"pipeline_stage":"enriched","data_complete":1,"bytes_present":30744123868}}}