{"success":true,"database":"eegdash","data":{"_id":"6953f4249276ef1ee07a3394","dataset_id":"ds004850","associated_paper_doi":null,"authors":["Tony Johnson","Stephen Gordon","Jon Touryan","Kevin King"],"bids_version":"1.8.0","contact_info":["Kevin King"],"contributing_labs":null,"data_processed":false,"dataset_doi":"doi:10.18112/openneuro.ds004850.v1.0.0","datatypes":["eeg"],"demographics":{"subjects_count":1,"ages":[],"age_min":null,"age_max":null,"age_mean":null,"species":null,"sex_distribution":null,"handedness_distribution":null},"experimental_modalities":null,"external_links":{"source_url":"https://openneuro.org/datasets/ds004850","osf_url":null,"github_url":null,"paper_url":null},"funding":[],"ingestion_fingerprint":"09d4e58e07cead3b513c7f16482a4329795837d2f6c8b7881036c35eae268443","license":"CC0","n_contributing_labs":null,"name":"ODE","readme":"ODE dataset\nThis is a placeholder dataset.","recording_modality":["eeg"],"senior_author":"Kevin King","sessions":[],"size_bytes":83056630,"source":"openneuro","study_design":null,"study_domain":null,"tasks":["nback"],"timestamps":{"digested_at":"2026-04-22T12:27:03.355160+00:00","dataset_created_at":"2023-11-14T15:27:15.221Z","dataset_modified_at":"2023-11-14T15:33:20.000Z"},"total_files":1,"storage":{"backend":"s3","base":"s3://openneuro.org/ds004850","raw_key":"dataset_description.json","dep_keys":["CHANGES","README","participants.tsv","task-nback_events.json"]},"tagger_meta":{"config_hash":"3557b68bca409f28","metadata_hash":"713514361412aacd","model":"openai/gpt-5.2","tagged_at":"2026-04-07T09:32:40.872789+00:00"},"tags":{"pathology":["Unknown"],"modality":["Unknown"],"type":["Memory"],"confidence":{"pathology":0.4,"modality":0.4,"type":0.7},"reasoning":{"few_shot_analysis":"Most similar few-shot example by cognitive paradigm is the digit span dataset (Healthy / Auditory / Memory), which is labeled as Type=Memory because the paradigm is explicitly a working-memory task. By convention, an n-back task is also primarily used to probe working memory, so it should map to Type=Memory when no other aim is stated. However, unlike the few-shot digit span example, this dataset’s metadata does not specify stimulus modality (auditory vs visual) or participant health status.","metadata_analysis":"Key available metadata is extremely sparse and largely non-informative.\nQuoted snippets:\n1) README: \"ODE dataset\\nThis is a placeholder dataset.\"\n2) Tasks: \"nback\"\n3) Participants overview: \"Subjects: 1\"\nThere is no mention of any diagnosis/clinical recruitment, no task description beyond the task name, and no description of stimuli (so modality cannot be determined from metadata).","paper_abstract_analysis":"No useful paper information.","evidence_alignment_check":"Pathology:\n- Metadata says: only \"Subjects: 1\" and \"placeholder dataset\"; no diagnosis/control/patient wording.\n- Few-shot suggests: nothing specific; conventions require explicit clinical recruitment to assign a disorder.\n- Alignment: aligns with choosing Unknown (insufficient facts).\n\nModality:\n- Metadata says: only task label \"nback\"; no mention of auditory/visual/tactile stimuli.\n- Few-shot suggests: modality should reflect stimulus channel, but cannot be inferred reliably here.\n- Alignment: aligns with choosing Unknown.\n\nType:\n- Metadata says: task is \"nback\".\n- Few-shot pattern suggests: working-memory paradigms (e.g., digit span) map to Type=Memory.\n- Alignment: aligns with choosing Memory (task-name-to-construct mapping).","decision_summary":"Top-2 candidates and selection:\n\nPathology:\n- Candidate 1: Unknown — supported by lack of any clinical recruitment info (\"This is a placeholder dataset.\", \"Subjects: 1\").\n- Candidate 2: Healthy — plausible as a default for generic cognitive tasks, but not stated anywhere.\nHead-to-head: Unknown wins because no explicit evidence supports Healthy.\n\nModality:\n- Candidate 1: Unknown — no stimulus description beyond \"nback\".\n- Candidate 2: Visual — n-back is often visual, but that would be an unsupported assumption.\nHead-to-head: Unknown wins due to missing stimulus facts.\n\nType:\n- Candidate 1: Memory — n-back is a canonical working memory paradigm (task listed as \"nback\"), consistent with few-shot convention mapping digit-span to Memory.\n- Candidate 2: Attention — n-back also involves sustained attention, but primary construct is typically working memory and no alternative aim is described.\nHead-to-head: Memory wins based on standard paradigm-to-construct mapping.\n\nConfidence justification:\n- Pathology confidence low because there are no direct pathology-related quotes.\n- Modality confidence low because there are no stimulus-related quotes.\n- Type confidence moderate because the task name \"nback\" provides a direct cue to a well-known construct, supported by the few-shot working-memory example (digit span)."}},"nemar_citation_count":0,"computed_title":"ODE","nchans_counts":[{"val":64,"count":1}],"sfreq_counts":[{"val":128.0,"count":1}],"stats_computed_at":"2026-04-22T23:16:00.308548+00:00","total_duration_s":1926.1796875,"canonical_name":null,"name_confidence":0.18,"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":"Johnson2023_ODE"}}