{"dataset":{"id":"53735","dataset_id":"on003682","name":"Model-based aversive learning in humans is supported by preferential task state reactivation","description":"This derivative dataset contains processed MEG data from a study investigating the neural mechanisms of model-based aversive learning in humans. 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Dolan\": {}\n  },\n  \"keywords\": [\n    {\n      \"term\": \"MEG\"\n    },\n    {\n      \"term\": \"aversive learning\"\n    },\n    {\n      \"term\": \"task state reactivation\"\n    },\n    {\n      \"term\": \"model-based learning\"\n    },\n    {\n      \"term\": \"neural representation\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on003682\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds003682\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds003682.v1.0.0\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataset/on003682\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    }\n  ],\n  \"resource_type_general\": \"Dataset\",\n  \"resource_type_specific\": \"Neuroimaging Dataset\",\n  \"modalities\": [\n    \"beh\",\n    \"meg\"\n  ],\n  \"sizes\": [\n    \"324.3 GB (1947 files)\"\n  ],\n  \"formats\": [\n    \".csv\",\n    \".dat\",\n    \".fif\",\n    \".gitattributes\",\n    \".gz\",\n    \".json\",\n    \".log\",\n    \".md\",\n    \".mgz\",\n    \".npy\",\n    \".pkl\",\n    \".surf\",\n    \".tsv\",\n    \".txt\",\n    \".xfm\",\n    \".yml\"\n  ],\n  \"source_hash\": \"17e01b773204a2e8d11716961835c5799ac73995e632aeb00aa932e13e40409d\"\n}","last_activity_at":"2026-06-22 10:01:20","source":"openneuro","source_id":"ds003682","subject_count":28,"modalities":"beh,meg","age_min":null,"age_max":null,"file_size":324310089755,"total_files":3019,"tasks":"AversiveLearningReplay","metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"Toby Wise, Yunzhe Liu, Fatima Chowdhury, Raymond J. 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