{"dataset":{"id":"52919","dataset_id":"on003474","name":"EEG: Probabilistic Selection and Depression","description":"This dataset comprises EEG recordings from 121 college-age participants (122 collected, 1 excluded) performing a probabilistic selection task, stratified by depression symptomatology as measured by the Beck Depression Inventory. Collected between 2008-2010 in the lab of John J.B. Allen at the University of Arizona, the data were acquired to investigate neural correlates of decision-making and reward processing in relation to depressive symptoms. Some participants underwent clinical interviews to confirm depression status. NOTE: Data quality considerations include potential mislabeling of HEOG/VEOG channels in some subjects, and some files have had channels interpolated already with no raw data available for reversion. Subject 544 was excluded due to unstable BDI scores between pre-assessment and test session.","owner_user_id":15,"status":"active","github_repo":"nemarDatasets/on003474","concept_doi":"10.82901/nemar.on003474","latest_version_doi":"10.82901/nemar.on003474.v1.0.0","created_at":"2026-06-21 21:01:13","updated_at":"2026-07-10 22:15:19","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: Probabilistic Selection and Depression\",\n  \"description\": \"This dataset comprises EEG recordings from 121 college-age participants (122 collected, 1 excluded) performing a probabilistic selection task, stratified by depression symptomatology as measured by the Beck Depression Inventory. Collected between 2008-2010 in the lab of John J.B. Allen at the University of Arizona, the data were acquired to investigate neural correlates of decision-making and reward processing in relation to depressive symptoms. Some participants underwent clinical interviews to confirm depression status. NOTE: Data quality considerations include potential mislabeling of HEOG/VEOG channels in some subjects, and some files have had channels interpolated already with no raw data available for reversion. Subject 544 was excluded due to unstable BDI scores between pre-assessment and test session.\",\n  \"methods_description\": \"EEG data were collected during a probabilistic selection task programmed in DMDX. Participants were selected based on Beck Depression Inventory scores to represent high and low depression groups. Some participants received clinical interviews for depression confirmation. Data were collected circa 2008-2010 in the laboratory of John J.B. Allen at the University of Arizona.\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"James F Cavanagh  jcavanagh@unm.edu\": {}\n  },\n  \"keywords\": [\n    {\n      \"term\": \"EEG\"\n    },\n    {\n      \"term\": \"Depression\",\n      \"subject_scheme\": \"MeSH\",\n      \"value_uri\": \"http://id.nlm.nih.gov/mesh/D003863\"\n    },\n    {\n      \"term\": \"probabilistic learning\"\n    },\n    {\n      \"term\": \"decision-making\"\n    },\n    {\n      \"term\": \"reward processing\"\n    },\n    {\n      \"term\": \"Beck Depression Inventory\"\n    },\n    {\n      \"term\": \"psychopathology\",\n      \"subject_scheme\": \"MeSH\",\n      \"value_uri\": \"http://id.nlm.nih.gov/mesh/D001523\"\n    },\n    {\n      \"term\": \"clinical psychology\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"10.18112/openneuro.ds003474.v1.1.0\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsIdenticalTo\"\n    },\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on003474\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataexplorer/detail?dataset_id=on003474\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.1162/cpsy_a_00024\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDescribedBy\"\n    }\n  ],\n  \"resource_type_specific\": \"EEG Dataset\",\n  \"modalities\": [\n    \"eeg\"\n  ],\n  \"sizes\": [\n    \"17.9 GB (294 files)\"\n  ],\n  \"formats\": [\n    \".docx\",\n    \".fdt\",\n    \".gitattributes\",\n    \".json\",\n    \".m\",\n    \".mat\",\n    \".md\",\n    \".rtf\",\n    \".set\",\n    \".tsv\",\n    \".wav\",\n    \".xlsx\",\n    \".yml\"\n  ],\n  \"source_hash\": \"a6d74a26a474edf0442aaa53757f1b25fba17af493ce3ed09ff7e52b0eaa52ee\"\n}","last_activity_at":"2026-06-21 21:01:13","source":"openneuro","source_id":"ds003474","subject_count":122,"modalities":"eeg","age_min":18,"age_max":24,"file_size":17867808915,"total_files":1035,"tasks":"ProbabilisticSelection","metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"James F Cavanagh  jcavanagh@unm.edu","license":"CC0","readme":"Probabilistic selection task with 122 college-age participants.  Task included in DMDX programming language.  Data collected circa 2008-2010 in John J.B. Allen lab at U Arizona.  Subjects scored reliably high or low in Beck Depression Inventory.  Some have been clinically interviewed.  For some subjects (maybe all?), HEOG and VEOG may be mis-labeled as the other.  Some files have had some channels interpolated already.  There are no raw data to revert to instead... Note subj 544 is not used b/c they had unstable BDI from pre-assessment to test session.  Code is included to re-create this paper: DOI: 10.1162/cpsy_a_00024\n - James F Cavanagh 01/11/2021","bids_version":"1.1.1","sessions_count":null,"publish_date":null,"embedding_dirty":0,"license_tier":"public","zarr_status":"ready","zarr_converted_at":"2026-09-06 22:31:33","zarr_store_count":0,"zarr_index_etag":"6aaa22bd5d579b12e0e09ad913f7ed7f","zarr_source_commit":"ab5e835ddb03a137789b610ff037b8faa78210f8","archive_status":"ready","archive_size":15965807138,"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":4,"num_datapaper_citations":85,"n_channels":66,"electrode_system":"10-10","has_hed":0,"hed_version":null,"is_exemplar":0,"bytes_present":17861101584,"data_complete":1,"withdrawn_at":null,"withdrawn_reason":null,"archive_complete":null,"archive_absent_files":null,"archive_declared_files":null,"zarr_pool_breaks":0,"total_recording_duration":null,"recording_duration_min":null,"recording_duration_max":null,"recording_count":0,"recordings_unavailable":0,"recordings_measured":0,"channel_count_min":null,"channel_count_max":null,"sampling_frequency":500,"power_line_frequency":60,"eeg_reference":"Between Cz & CPz","placement_scheme":null,"sweep_stamps":"{\"enrichment_updated_at\":\"2026-06-21 21:06:45\",\"metadata_updated_at\":\"2026-06-21 21:06:55\",\"archive_checked_at\":\"2026-06-21 21:18:34\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-06-21 21:08:08\",\"citations_updated_at\":\"2026-09-08 03:00:46\",\"channel_montage_checked_at\":\"2026-06-28 23:10:48\",\"hed_checked_at\":\"2026-06-30 04:42:23\",\"data_checked_at\":\"2026-07-31 03:01:03\",\"availability_report_at\":\"2026-07-23 01:13:44\",\"signal_defaults_at\":\"2026-09-02 11:58:57\",\"recording_stats_at\":\"2026-09-07 03:01:02\"}","participants":122,"num_citations":89,"latest_version":"v1.0.0","zarr_verify_status":null,"zarr_verified_at":null,"owner_username":"nemarAdmin","owner_github":"nemarAdmin","file_size_formatted":"16.64 GB","zarr_data_failures":null,"zarr_index_url":"https://zarr.nemar.org/on003474/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}}