{"success":true,"database":"eegdash","data":{"_id":"6953f4249276ef1ee07a33ae","dataset_id":"ds005028","associated_paper_doi":"10.1101/2022.06.24.22276882","authors":["Nand Chandravadia","Shrita Pendekanti","Dustin Roberts","Robert Tran","Saarang Panchavati","Corey Arnold","Nader Pouratian","William Speier"],"bids_version":"1.8.0","contact_info":null,"contributing_labs":null,"data_processed":false,"dataset_doi":"doi:10.18112/openneuro.ds005028.v1.0.0","datatypes":["eeg"],"demographics":{"subjects_count":11,"ages":[],"age_min":null,"age_max":null,"age_mean":null,"species":null,"sex_distribution":null,"handedness_distribution":null},"experimental_modalities":null,"external_links":{"paper_url":"https://doi.org/10.1101/2022.06.24.22276882"},"funding":["National Science Foundation Graduate Research Fellowship Program under grant no. DGE-2034835"],"ingestion_fingerprint":"1b08a2419f8d2a65e2e8a2d354efe876c436f781d5386474779d671f38dd39dd","license":"CC0","n_contributing_labs":null,"name":"Comparing P300 Flashing paradigms in online typing with language models","readme":"This dataset was created using BCI2000. The goal of this study was to explore the online typing performance of the P300 speller using language models and various flashing paradigms. For more information see Chandravadia et al. (https://www.medrxiv.org/content/10.1101/2022.06.24.22276882v1).\nIf you reference this dataset in your publications, please acknowledge its authors.\nThis dataset is made available under CC0.\nNote: subject 5 was not included in the analysis because the testing stage did not include all three flashing paradigms.","recording_modality":["eeg"],"senior_author":null,"sessions":["test","train"],"size_bytes":1563919099,"source":"openneuro","study_design":null,"study_domain":null,"tasks":["cb","comb","rc"],"timestamps":{"digested_at":"2026-05-31T16:16:43.583547+00:00","dataset_created_at":null,"dataset_modified_at":null},"total_files":105,"storage":{"backend":"s3","base":"s3://openneuro.org/ds005028","raw_key":"dataset_description.json","dep_keys":["CHANGES","README"]},"nemar_citation_count":0,"computed_title":"Comparing P300 Flashing paradigms in online typing with language models","nchans_counts":[],"sfreq_counts":[],"stats_computed_at":"2026-05-31T19:34:32.600401+00:00","tags":{"pathology":["Healthy"],"modality":["Visual"],"type":["Perception"],"confidence":{"pathology":0.9,"modality":0.9,"type":0.8},"reasoning":{"few_shot_analysis":"The dataset involves the P300 speller paradigm, which is often associated with visual stimuli. In one of the few-shot examples, a dataset titled 'Meta-rdk: Preprocessed EEG data' used a visual discrimination task and was labeled with Visual modality and Perception type. The current dataset also involves visual stimuli (flashing paradigms) in the context of a P300 speller, aligning it closely with visual modality tasks from the few-shot examples.","metadata_analysis":"The dataset is titled 'Comparing P300 Flashing paradigms in online typing with language models', indicating that it focuses on typing performance and spelling through visual flashing paradigms. The readme mentions 'online typing performance of the P300 speller using language models and various flashing paradigms,' suggesting a perception task with visual stimuli.","paper_abstract_analysis":"No useful paper information is available since the metadata references only a preprint. However, it mentions P300 speller and online typing, which supports the focus on visual flashing paradigms.","evidence_alignment_check":"1. Pathology: Metadata provides no clinical condition, aligning with 'Healthy' in the few-shot example when there is no clinical recruitment.\n2. Modality: Metadata states 'flashing paradigms,' suggesting visual input. This aligns with the Visual modality in related examples.\n3. Type: The study investigates 'online typing performance' by testing different speller paradigms, focusing on perception aspects of visual stimuli, aligning with Perception type in few-shot examples. The evidence aligns for all categories; metadata and few-shot patterns are consistent.","decision_summary":"The pathology aligns with 'Healthy' due to no specific clinical condition mentioned in the metadata. The modality is 'Visual' based on mentioned 'flashing paradigms' that indicate visual input channels. The type appears to be 'Perception' as it involves the perception of flashing stimuli in a P300 speller task. Evidence is consistently aligned between metadata and few-shot patterns, with no overrides. Confidence ratings reflect the strength of alignment and available metadata support."}},"total_duration_s":null,"tagger_meta":{"model":"openai/gpt-4o","tagged_at":"2026-06-10T08:19:41Z","source":"eegdash-llm-tagger"},"canonical_name":null,"name_confidence":0.74,"name_meta":{"suggested_at":"2026-04-14T10:18:35.343Z","model":"openai/gpt-5.2 + openai/gpt-5.4-mini + deterministic_fallback"},"name_source":"author_year","author_year":"Chandravadia2024","size_human":"422.1 MB","bad_channels_info":null,"acknowledgements":"This material is based upon work supported by the National Science Foundation Graduate Research Fellowship Program under grant no. DGE-2034835.","ethics_approvals":["UCLA IRB #11-002062"],"how_to_acknowledge":"If you reference this dataset in your publications, please acknowledge its authors.","references_and_links":["Chandravadia, Pendekanti, Roberts, Tran, Panchavati, Arnold, Pouratian, Speier. Comparing P300 flashing paradigms in online typing with language models. medRxiv 2022.06.24.22276882."],"associated_paper_meta":{"channel":"openneuro/associatedPaperDOI","confidence":"high","author_overlap":-1,"is_oa":true,"oa_status":"preprint","source":"paper_resolver"}}}