{"dataset":{"id":"42945","dataset_id":"on005127","name":"AMRI 16-N-0031 sleep1","description":"An overnight EEG-fMRI study conducted at the Advanced MRI section of NINDS/NIH, examining sleep physiology through simultaneous electroencephalography and functional magnetic resonance imaging. This pilot study involved multiple subjects who underwent two consecutive nights of approximately 8-hour scanning sessions with randomized arousal stimuli administered 8 times per night. This pilot investigation (sleep1) established protocols later expanded in a larger follow-up study (sleep2).","owner_user_id":15,"status":"active","github_repo":"nemarDatasets/on005127","concept_doi":"10.82901/nemar.on005127","latest_version_doi":"10.82901/nemar.on005127.v1.0.0","created_at":"2026-06-18 07:01:04","updated_at":"2026-07-22 03:04:10","zenodo_concept_id":null,"is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"enriched\",\n  \"title\": \"AMRI 16-N-0031 sleep1\",\n  \"description\": \"An overnight EEG-fMRI study conducted at the Advanced MRI section of NINDS/NIH, examining sleep physiology through simultaneous electroencephalography and functional magnetic resonance imaging. This pilot study involved multiple subjects who underwent two consecutive nights of approximately 8-hour scanning sessions with randomized arousal stimuli administered 8 times per night. This pilot investigation (sleep1) established protocols later expanded in a larger follow-up study (sleep2).\",\n  \"methods_description\": \"Overnight EEG-fMRI acquisition performed over two consecutive nights for approximately 8 hours per session. Subjects were aroused at random intervals 8 times during each night. This pilot study established the protocols and procedures that were subsequently expanded in the sleep2 investigation.\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Picchioni, Dante\": {},\n    \"Duyn, Jeff H\": {},\n    \"de Zwart, Jacco A\": {\n      \"orcid\": \"0000-0001-8155-8185\"\n    }\n  },\n  \"keywords\": [\n    {\n      \"term\": \"EEG\"\n    },\n    {\n      \"term\": \"fMRI\"\n    },\n    {\n      \"term\": \"sleep\"\n    },\n    {\n      \"term\": \"simultaneous EEG-fMRI\"\n    },\n    {\n      \"term\": \"arousal\"\n    },\n    {\n      \"term\": \"neuroimaging\"\n    },\n    {\n      \"term\": \"pilot study\"\n    },\n    {\n      \"term\": \"multimodal\"\n    },\n    {\n      \"term\": \"sleep physiology\"\n    },\n    {\n      \"term\": \"overnight recording\"\n    },\n    {\n      \"term\": \"NINDS\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on005127\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.1016/j.jneumeth.2018.09.019\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsReferencedBy\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds006163.v1.0.0\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsPartOf\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds005127.v2.0.1\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataset/on005127\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    }\n  ],\n  \"funding_references\": [\n    {\n      \"funder_name\": \"NINDS/NIH intramural\"\n    },\n    {\n      \"funder_name\": \"NINDS/NIH\"\n    },\n    {\n      \"funder_name\": \"NINDS/NIH\",\n      \"award_number\": \"16-N-0031\"\n    }\n  ],\n  \"resource_type_general\": \"Dataset\",\n  \"resource_type_specific\": \"Structural MRI Dataset\",\n  \"modalities\": [\n    \"anat\",\n    \"eeg\",\n    \"func\"\n  ],\n  \"sizes\": [\n    \"2.4 TB (3611 files)\"\n  ],\n  \"formats\": [\n    \".avi\",\n    \".dat\",\n    \".eeg\",\n    \".gz\",\n    \".json\",\n    \".m\",\n    \".md\",\n    \".pro\",\n    \".py\",\n    \".pyc\",\n    \".svd\",\n    \".tsv\",\n    \".txt\",\n    \".vhdr\",\n    \".vmrk\",\n    \".vpdat\",\n    \".yml\"\n  ],\n  \"source_hash\": \"98f5d7e93b856c28ea4a7c9dcc07a65b0f959565a326ce60bce5238688a703ba\"\n}","last_activity_at":"2026-06-18 07:01:04","source":"openneuro","source_id":"ds005127","subject_count":16,"modalities":"anat,eeg,func","age_min":20.8,"age_max":33.1,"file_size":2422377463702,"total_files":4840,"tasks":"ecc,icc,motion,rest,sleep,wpt","metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"Picchioni, Dante, Duyn, Jeff H, de Zwart, Jacco A","license":"CC0","readme":"[![DOI](https://img.shields.io/badge/DOI-10.82901%2Fnemar.on005127-blue)](https://doi.org/10.82901/nemar.on005127)\n\nThis dataset contains data from an overnight EEG-fMRI study, performed in the\nAdvanced MRI section, LFMI, NINDS, National Institutes of Health, in\napproximately 2016-2017. This study is called 'sleep1', and is the pilot study\nfor 'sleep2', which ran from 2019-2024 (doi:10.18112/openneuro.ds006163.v1.0.0,\ntentatively publicly released in September 2028). Subjects were scanned for two\nconsecutive nights for approximately 8 hours using EEG/fMRI, and were aroused\nat random intervals 8 times during the night.\n","bids_version":"1.4.1","sessions_count":3,"publish_date":null,"embedding_dirty":0,"license_tier":"public","zarr_status":"ready","zarr_converted_at":"2026-09-07 18:56:39","zarr_store_count":216,"zarr_index_etag":"210de27f407639b650686436df93a131","zarr_source_commit":"3328ad0f5023b2fca3c84b848e718e691a7adb40","archive_status":null,"archive_size":null,"archive_retry_count":0,"records_status":"ready","archive_skip_reason":"dataset 2256.0 GB exceeds 100.0 GB archive limit; use direct download","zarr_errors":18,"zarr_failure_count":0,"zarr_deterministic":0,"zarr_failed_at":"2026-09-07 18:56:39","num_dataset_citations":0,"num_datapaper_citations":0,"n_channels":63,"electrode_system":null,"has_hed":0,"hed_version":null,"is_exemplar":0,"bytes_present":2390262748405,"data_complete":0,"withdrawn_at":null,"withdrawn_reason":null,"archive_complete":null,"archive_absent_files":null,"archive_declared_files":null,"zarr_pool_breaks":0,"total_recording_duration":569106.72,"recording_duration_min":377.24,"recording_duration_max":11536.72,"recording_count":234,"recordings_unavailable":18,"recordings_measured":216,"channel_count_min":65,"channel_count_max":65,"sampling_frequency":5000,"power_line_frequency":60,"eeg_reference":"FCz","placement_scheme":null,"sweep_stamps":"{\"enrichment_updated_at\":\"2026-07-22 03:04:00\",\"metadata_updated_at\":\"2026-07-22 03:04:09\",\"archive_checked_at\":\"2026-06-18 08:37:33\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-06-18 08:38:13\",\"citations_updated_at\":null,\"channel_montage_checked_at\":\"2026-06-28 23:38:26\",\"hed_checked_at\":\"2026-06-30 05:12:09\",\"data_checked_at\":null,\"availability_report_at\":\"2026-07-23 01:02:50\",\"signal_defaults_at\":\"2026-09-02 12:25:19\",\"recording_stats_at\":\"2026-09-08 03:00:55\"}","participants":16,"num_citations":0,"latest_version":"v1.0.0","zarr_verify_status":null,"zarr_verified_at":null,"owner_username":"nemarAdmin","owner_github":"nemarAdmin","file_size_formatted":"2.20 TB","zarr_data_failures":{"count":0,"detail_ref":"zarr/index.json","pending":18,"discovered":234},"zarr_index_url":"https://zarr.nemar.org/on005127/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}}