{"schema_version":"0.3.0","doc_type":"dataset","dataset_id":"on005028","name":"Comparing P300 Flashing paradigms in online typing with language models","description":"This dataset comprises electroencephalography (EEG) recordings from a P300-based brain-computer interface speller study investigating the effects of different flashing paradigms on online typing performance. The study integrates language models to enhance decoding accuracy and compares multiple P300 flashing strategies during real-time spelling tasks. Data were collected using BCI2000 and include recordings from multiple subjects performing typing tasks under different experimental conditions.","source":"nemar","recording_modality":["EEG"],"bids_version":null,"license":"CC0","authors":[{"name":"Nand Chandravadia","name_type":"Personal"},{"name":"Shrita Pendekanti","name_type":"Personal"},{"name":"Dustin Roberts","name_type":"Personal"},{"name":"Robert Tran","name_type":"Personal"},{"name":"Saarang Panchavati","name_type":"Personal","orcid":"0000-0003-1658-0364"},{"name":"Corey Arnold","name_type":"Personal","orcid":"0000-0002-4119-8143"},{"name":"Nader Pouratian","name_type":"Personal","orcid":"0000-0002-0426-3241"},{"name":"William Speier","name_type":"Personal","orcid":"0000-0002-0890-8684"}],"keywords":[{"term":"EEG"},{"term":"P300"},{"term":"brain-computer interface"},{"term":"speller"},{"term":"language models"},{"term":"motor imagery"}],"related_identifiers":[{"identifier":"10.18112/openneuro.ds005028.v1.0.0","identifier_type":"DOI","relation_type":"IsDerivedFrom"},{"identifier":"https://github.com/nemarDatasets/on005028","identifier_type":"URL","relation_type":"IsDescribedBy"},{"identifier":"https://nemar.org/dataexplorer/detail?dataset_id=on005028","identifier_type":"URL","relation_type":"IsDescribedBy"},{"identifier":"10.1101/2022.06.24.22276882","identifier_type":"DOI","relation_type":"IsDescribedBy"}],"contributors":[],"dates":[],"rights":[{"rights":"CC0","rights_uri":null,"rights_identifier":"CC0","rights_identifier_scheme":"SPDX"}],"language":null,"funding":[{"funder_name":"National Science Foundation","award_number":"DGE-2034835","award_title":"Graduate Research Fellowship Program","funder_identifier":null,"funder_identifier_type":null,"award_uri":null}],"tasks":["cb","comb","rc"],"datatypes":["eeg"],"sessions":["test","train"],"sessions_count":2,"demographics":{"subjects_count":11,"age_min":null,"age_max":null},"data_summary":{"total_files":217,"size_bytes":1563796472,"size_human":"1.46 GB"},"provenance":{"latest_snapshot":"v1.0.0","publish_date":"2026-05-13 06:59:25"},"external_links":{"dataset_doi":"10.82901/nemar.on005028","github_url":"https://github.com/nemarDatasets/on005028"},"extensions":{"nemar":{"versions":[{"version":"v1.0.0","doi":"10.82901/nemar.on005028.v1.0.0","created_at":"2026-05-13 06:59:25","manifest_url":"/on005028/v1.0.0/manifest.json"}],"bids_index":{"version":"v1.0.0","subjects":{"sub-01":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["3","6"]},"comb":{"runs":["1","4"]},"rc":{"runs":["2","5"]}}}}},"sub-02":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["1","4"]},"comb":{"runs":["2","5"]},"rc":{"runs":["3","6"]}}}}},"sub-03":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["3","6"]},"comb":{"runs":["1","4"]},"rc":{"runs":["2","5"]}}}}},"sub-04":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["3","6"]},"comb":{"runs":["1","4"]},"rc":{"runs":["2","5"]}}}}},"sub-05":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["3","6"]},"comb":{"runs":["1","4"]},"rc":{"runs":["2","5"]}}}}},"sub-06":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["2","5"]},"comb":{"runs":["1","4"]},"rc":{"runs":["3","6"]}}}}},"sub-07":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["3","6"]},"comb":{"runs":["1","4"]},"rc":{"runs":["2","5"]}}}}},"sub-08":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["2","5"]},"comb":{"runs":["3","6"]},"rc":{"runs":["1","4"]}}}}},"sub-09":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["2","5"]},"comb":{"runs":["3","6"]},"rc":{"runs":["1","4"]}}}}},"sub-10":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["1","4"]},"comb":{"runs":["2","5"]},"rc":{"runs":["3","6"]}}}}},"sub-11":{"sessions":["test","train"],"modalities":{"eeg":{"tasks":{"cb":{"runs":["3","6"]},"comb":{"runs":["1","4"]},"rc":{"runs":["2","5"]}}}}}}},"pipeline_stage":"validated","data_complete":null,"bytes_present":null}}}