{"dataset":{"id":"57990","dataset_id":"on004595","name":"EEG: RL Task (3-Armed Bandit) with alcohol cues in hazardous drinkers and ctls","description":"This dataset comprises electroencephalography (EEG) recordings from 53 community participants performing a three-armed bandit reinforcement learning task with alcohol and beverage cues. The study compares neural responses between hazardous drinkers and controls, with data collected between 2019-2021 at the University of New Mexico's Clinical Research Center Lab. The dataset aims to identify electrophysiological markers of aberrant cue-specific exploration patterns associated with hazardous alcohol use.","owner_user_id":15,"status":"active","github_repo":"nemarDatasets/on004595","concept_doi":"10.82901/nemar.on004595","latest_version_doi":"10.82901/nemar.on004595.v1.0.0","created_at":"2026-06-25 00:01:42","updated_at":"2026-07-10 22:35:38","zenodo_concept_id":null,"is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"enriched\",\n  \"title\": \"EEG: RL Task (3-Armed Bandit) with alcohol cues in hazardous drinkers and ctls\",\n  \"description\": \"This dataset comprises electroencephalography (EEG) recordings from 53 community participants performing a three-armed bandit reinforcement learning task with alcohol and beverage cues. The study compares neural responses between hazardous drinkers and controls, with data collected between 2019-2021 at the University of New Mexico's Clinical Research Center Lab. The dataset aims to identify electrophysiological markers of aberrant cue-specific exploration patterns associated with hazardous alcohol use.\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Ethan Campbell\": {},\n    \"James F Cavanagh\": {}\n  },\n  \"keywords\": [\n    {\n      \"term\": \"EEG\"\n    },\n    {\n      \"term\": \"reinforcement learning\"\n    },\n    {\n      \"term\": \"3-armed bandit\"\n    },\n    {\n      \"term\": \"bandit task\"\n    },\n    {\n      \"term\": \"alcohol cues\"\n    },\n    {\n      \"term\": \"decision-making\"\n    },\n    {\n      \"term\": \"electrophysiology\"\n    },\n    {\n      \"term\": \"hazardous drinking\"\n    },\n    {\n      \"term\": \"cue reactivity\"\n    },\n    {\n      \"term\": \"exploration/exploitation\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on004595\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataexplorer/detail?dataset_id=on004595\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds004595.v1.0.0\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    }\n  ],\n  \"funding_references\": [\n    {\n      \"funder_name\": \"National Institute on Alcohol Abuse and Alcoholism\",\n      \"award_number\": \"\"\n    },\n    {\n      \"funder_name\": \"National Institute on Alcohol Abuse and Alcoholism\",\n      \"award_number\": \"Not available\"\n    }\n  ],\n  \"resource_type_specific\": \"EEG Dataset\",\n  \"modalities\": [\n    \"eeg\"\n  ],\n  \"sizes\": [\n    \"8.4 GB (280 files)\"\n  ],\n  \"formats\": [\n    \".R\",\n    \".Rmd\",\n    \".bmp\",\n    \".csv\",\n    \".db\",\n    \".fdt\",\n    \".jpeg\",\n    \".jpg\",\n    \".json\",\n    \".m\",\n    \".mat\",\n    \".md\",\n    \".set\",\n    \".tsv\",\n    \".txt\",\n    \".xlsx\",\n    \".yml\"\n  ],\n  \"methods_description\": \"EEG data were collected from 53 participants performing a three-armed bandit reinforcement learning task with alcohol versus beverage cues. Data collection occurred between 2019-2021 at the Clinical Research Center Lab (CRCL) at the University of New Mexico.\",\n  \"source_hash\": \"e6261570d5c14409aecce15ae699dcd41e8c30f4c977eb3647215a078faf4f3d\"\n}","last_activity_at":"2026-06-25 00:01:42","source":"openneuro","source_id":"ds004595","subject_count":53,"modalities":"eeg","age_min":18,"age_max":55,"file_size":8470865865,"total_files":654,"tasks":"ThreeArmedBandit","metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"Ethan Campbell, James F Cavanagh","license":"CC0","readme":"[![DOI](https://img.shields.io/badge/DOI-10.82901%2Fnemar.on004595-blue)](https://doi.org/10.82901/nemar.on004595)\n\n RL task (3-armed bandit) with alcohol vs. beverage cues in N=53 Community participants.   Data collected from 2019-2021 in the CRCL at UNM.   The paper [Campbell, E., Singh, G., Claus, E.D., Witkiewitz,K., Costa, V.D., Hogeveen, J; & Cavanagh, J.F. Electrophysiological markers of aberrant cue-specific exploration in hazardous drinkers]  Should be coming out in print soonish.  Your best bet for understanding this task  would be to read that paper first.   For more info on triggers and outputs, see BEH_EXPLAIN.m file in code folder.  - James F Cavanagh 03/06/2023","bids_version":"1.1.1","sessions_count":null,"publish_date":null,"embedding_dirty":0,"license_tier":"public","zarr_status":"ready","zarr_converted_at":"2026-08-14 03:32:08","zarr_store_count":53,"zarr_index_etag":"f4c502708beafa1e48da5958eb768baa","zarr_source_commit":"2329643ccf8e88e6038af48da933baab90bd62ba","archive_status":"ready","archive_size":6650249156,"archive_retry_count":0,"records_status":"ready","archive_skip_reason":null,"zarr_errors":0,"zarr_failure_count":0,"zarr_deterministic":0,"zarr_failed_at":null,"num_dataset_citations":1,"num_datapaper_citations":0,"n_channels":66,"electrode_system":"10-10","has_hed":0,"hed_version":null,"is_exemplar":0,"bytes_present":8440349387,"data_complete":1,"withdrawn_at":null,"withdrawn_reason":null,"archive_complete":null,"archive_absent_files":null,"archive_declared_files":null,"zarr_pool_breaks":null,"total_recording_duration":61479.092000000004,"recording_duration_min":949.848,"recording_duration_max":1632.3,"recording_count":53,"recordings_unavailable":0,"recordings_measured":53,"channel_count_min":66,"channel_count_max":66,"sampling_frequency":500,"power_line_frequency":60,"eeg_reference":"CPz","placement_scheme":null,"sweep_stamps":"{\"enrichment_updated_at\":\"2026-06-25 00:09:44\",\"metadata_updated_at\":\"2026-06-25 00:09:54\",\"archive_checked_at\":\"2026-06-25 00:15:14\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-06-25 00:10:27\",\"citations_updated_at\":\"2026-09-08 03:00:52\",\"channel_montage_checked_at\":\"2026-06-28 23:30:37\",\"hed_checked_at\":\"2026-06-30 05:03:27\",\"data_checked_at\":\"2026-08-13 03:00:42\",\"availability_report_at\":\"2026-07-23 01:20:02\",\"recording_stats_at\":\"2026-09-02 11:32:52\",\"signal_defaults_at\":\"2026-09-02 12:18:04\"}","participants":53,"num_citations":1,"latest_version":"v1.0.0","zarr_verify_status":null,"zarr_verified_at":null,"owner_username":"nemarAdmin","owner_github":"nemarAdmin","file_size_formatted":"7.89 GB","zarr_data_failures":null,"zarr_index_url":"https://zarr.nemar.org/on004595/zarr/index.json","attestation_deposit_type":null,"attestation_key_status":null,"attestation_deidentified":null,"attestation_no_duplicate":null,"attestation_upstream_source":null,"attestation_accepted_at":null}}