{"dataset":{"id":"54523","dataset_id":"on004017","name":"Embodied Learning for Literacy EEG","description":"This EEG dataset comprises recordings from children performing letter discrimination and visual search tasks across three experimental stages: pre-intervention baseline, intervention measurement, and post-intervention assessment. Participants were assigned to intervention and control groups to evaluate the effects of embodied learning on literacy-related neural processing. The dataset includes event markers corresponding to stimulus presentations of letters 'b' and 'd', enabling analysis of neural responses to letter discrimination and visual search performance.","owner_user_id":15,"status":"active","github_repo":"nemarDatasets/on004017","concept_doi":"10.82901/nemar.on004017","latest_version_doi":"10.82901/nemar.on004017.v1.0.0","created_at":"2026-06-23 02:01:46","updated_at":"2026-07-10 22:23:28","zenodo_concept_id":null,"is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"enriched\",\n  \"title\": \"Embodied Learning for Literacy EEG\",\n  \"description\": \"This EEG dataset comprises recordings from children performing letter discrimination and visual search tasks across three experimental stages: pre-intervention baseline, intervention measurement, and post-intervention assessment. Participants were assigned to intervention and control groups to evaluate the effects of embodied learning on literacy-related neural processing. The dataset includes event markers corresponding to stimulus presentations of letters 'b' and 'd', enabling analysis of neural responses to letter discrimination and visual search performance.\",\n  \"methods_description\": \"EEG recordings were collected during three stages of a literacy learning procedure: (1) a two-alternative forced choice discrimination task with letters 'b' and 'd', (2) a visual search task with target letters and distractor stimuli, and (3) a post-intervention discrimination task. Participants were assigned to intervention (n=11) or control (n=10) groups. Event markers (100/200 for experimental trials, 10/20 for practice trials) indicate stimulus presentation.\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Linn Damsgaard\": {},\n    \"Marta Topor\": {},\n    \"Anne-Mette Veber Nielsen\": {},\n    \"Anne Kær Gejl\": {},\n    \"Anne Sofie Bøgh Malling\": {},\n    \" Mark Schram Christensen\": {},\n    \"Rasmus Ahmt Hansen\": {},\n    \" Søren Kildahl\": {},\n    \"Jacob Wienecke\": {}\n  },\n  \"keywords\": [\n    {\n      \"term\": \"EEG\"\n    },\n    {\n      \"term\": \"literacy\"\n    },\n    {\n      \"term\": \"letter discrimination\"\n    },\n    {\n      \"term\": \"visual search\"\n    },\n    {\n      \"term\": \"embodied learning\"\n    },\n    {\n      \"term\": \"embodied cognition\"\n    },\n    {\n      \"term\": \"children\"\n    },\n    {\n      \"term\": \"event-related potentials\"\n    },\n    {\n      \"term\": \"intervention\"\n    },\n    {\n      \"term\": \"child development\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on004017\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataexplorer/detail?dataset_id=on004017\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds004017.v1.0.3\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    }\n  ],\n  \"funding_references\": [\n    {\n      \"funder_name\": \"n/a\"\n    },\n    {\n      \"funder_name\": \"Not funded\"\n    }\n  ],\n  \"resource_type_specific\": \"EEG Dataset\",\n  \"modalities\": [\n    \"eeg\"\n  ],\n  \"sizes\": [\n    \"39.3 GB (254 files)\"\n  ],\n  \"formats\": [\n    \".bdf\",\n    \".eeg\",\n    \".json\",\n    \".m\",\n    \".md\",\n    \".tsv\",\n    \".vhdr\",\n    \".vmrk\",\n    \".yml\"\n  ],\n  \"source_hash\": \"5f797124014268ebb8723397ce7ac95745fc466716d155d4807b921fe55c7227\"\n}","last_activity_at":"2026-06-23 02:01:46","source":"openneuro","source_id":"ds004017","subject_count":21,"modalities":"eeg","age_min":null,"age_max":null,"file_size":39325546833,"total_files":450,"tasks":null,"metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"Linn Damsgaard, Marta Topor, Anne-Mette Veber Nielsen, Anne Kær Gejl, Anne Sofie Bøgh Malling,  Mark Schram Christensen, Rasmus Ahmt Hansen,  Søren Kildahl, Jacob Wienecke","license":"CC0","readme":"[![DOI](https://img.shields.io/badge/DOI-10.82901%2Fnemar.on004017-blue)](https://doi.org/10.82901/nemar.on004017)\n\nThere are three files per participant collected for each of the three stages of the procedure.\n\nStage 1 (before measurement): A two-alternative forced choice discrimination task including letters \"b\" and \"d\"\n\nStage 2 (intervention measurement): A simple visual search task including a target letter (either b or d) and three distractor letters chosen at random (p or q).\n\nStage 3 (after measurement): A two-alternative forced choice discrimination task including letters \"b\" and \"d\"\n_________________________________________\nParticipants were assigned to two groups.\n\nParticipants in the intervention group were: sub-04, sub-05, sub-06, sub-07, sub-09, sub-10, sub-12, sub-14, sub-15, sub-16, sub-21\n\nParticipants in the control group were: sub-01, sub-02, sub-03, sub-08, sub-11, sub-13, sub-17, sub-18, sub-19, sub-20\n\n__________________________________________\nEvents in all recordings correspond to stimulus presentation. The value of 100 represents letter b stimuli and 200 represents letter d stimuli.\nEvents marked with 10 (b) and 20 (d) represent practice trials.\n\n__________________________________________\nThe detailed description of the tasks and the procedure can be found in this preprint:\n\nFor questions about the tasks and the data please email Jacob Wienecke at wienecke@nexs.ku.dk.\n\n\nMarta Topor 17/03/2022  \n","bids_version":"1.2.0","sessions_count":3,"publish_date":null,"embedding_dirty":0,"license_tier":"public","zarr_status":"ready","zarr_converted_at":"2026-08-05 07:10:01","zarr_store_count":126,"zarr_index_etag":"92d227e74209850213b18c32d31ad3ab","zarr_source_commit":"ad394bc51af7d5443c0e12c6fe51f5812cfe1f75","archive_status":"ready","archive_size":30643659169,"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":0,"num_datapaper_citations":0,"n_channels":64,"electrode_system":"10-10","has_hed":0,"hed_version":null,"is_exemplar":0,"bytes_present":39325075045,"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":84400,"recording_duration_min":192,"recording_duration_max":1345,"recording_count":126,"recordings_unavailable":0,"recordings_measured":126,"channel_count_min":65,"channel_count_max":65,"sampling_frequency":2048,"power_line_frequency":50,"eeg_reference":null,"placement_scheme":null,"sweep_stamps":"{\"enrichment_updated_at\":\"2026-06-23 02:10:17\",\"metadata_updated_at\":\"2026-06-23 02:10:17\",\"archive_checked_at\":\"2026-06-23 02:33:11\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-06-23 02:11:56\",\"citations_updated_at\":null,\"channel_montage_checked_at\":\"2026-06-28 23:18:13\",\"hed_checked_at\":\"2026-06-30 04:50:44\",\"data_checked_at\":\"2026-08-05 03:00:17\",\"availability_report_at\":\"2026-07-23 01:16:19\",\"recording_stats_at\":\"2026-09-02 11:32:36\",\"signal_defaults_at\":\"2026-09-02 12:06:07\"}","participants":21,"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":"36.62 GB","zarr_data_failures":null,"zarr_index_url":"https://zarr.nemar.org/on004017/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}}