{"success":true,"database":"eegdash","data":{"_id":"6953f4249276ef1ee07a3359","dataset_id":"ds004515","associated_paper_doi":"10.1016/j.pscychresns.2023.111685","authors":["Garima Singh","James F Cavanagh"],"bids_version":"1.1.1","contact_info":null,"contributing_labs":null,"data_processed":false,"dataset_doi":"doi:10.18112/openneuro.ds004515.v1.0.0","datatypes":["eeg"],"demographics":{"subjects_count":54,"ages":[43,50,22,18,31,24,44,38,32,54,37,51,42,33,50,28,36,44,27,34,49,49,30,29,44,28,45,37,44,45,25,55,24,34,30,31,34,24,22,27,33,26,50,32,47,40,42,48,50,43,53,44,47,52],"age_min":18,"age_max":55,"age_mean":37.98148148148148,"species":null,"sex_distribution":{"f":32,"m":22},"handedness_distribution":null},"experimental_modalities":null,"external_links":{"paper_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC10574688/pdf/nihms-1921497.pdf"},"funding":[],"ingestion_fingerprint":"93318f582db188adf7b27ad2576e6c86a6f4dce617abb637b67d41d0afb10445","license":"CC0","n_contributing_labs":null,"name":"EEG: Alcohol imagery reinforcement learning task with light and heavy drinker participants","readme":"Affective state reinforcement learning task in N=54 Community participants.  High and low drinkers.  Data collected from 2019-2021 in the CRCL at UNM.  The paper [Singh, G., Campbell, E., Hogeveen, J; Witkiewitz,K., Claus, E.D., & Cavanagh, J.F.  Alcohol Imagery Boosts The Reward Positivity in Heavy Drinkers]  Under review at the moment.  Your best bet for understanding this task  would be to read that paper first.  - James F Cavanagh 08/02/2022","recording_modality":["eeg"],"senior_author":null,"sessions":[],"size_bytes":10178101623,"source":"openneuro","study_design":null,"study_domain":null,"tasks":["ProbabilisticSelection"],"timestamps":{"digested_at":"2026-05-31T16:15:17.750474+00:00","dataset_created_at":null,"dataset_modified_at":null},"total_files":54,"storage":{"backend":"s3","base":"s3://openneuro.org/ds004515","raw_key":"dataset_description.json","dep_keys":["CHANGES","README","participants.json","participants.tsv"]},"nemar_citation_count":4,"computed_title":"EEG: Alcohol imagery reinforcement learning task with light and heavy drinker participants","nchans_counts":[{"val":66,"count":54}],"sfreq_counts":[{"val":500.0,"count":54}],"stats_computed_at":"2026-05-31T19:34:32.599246+00:00","tags":{"modality":"Visual","pathology":"Other","type":"Affect"},"total_duration_s":74194.85,"author_year":"Singh2023","canonical_name":null,"bad_channels_info":null,"references_and_links":["pending"],"associated_paper_meta":{"channel":"search","confidence":"high","author_overlap":2,"is_oa":true,"oa_status":"green","source":"paper_resolver"}}}