{"schema_version":"0.4.0","doc_type":"dataset","dataset_id":"on007640","name":"Dataset of emotion recognition using validated video stimuli with large-scale behavioral survey and MEG recordings","description":"This dataset investigates brain signal-based emotion recognition through magnetoencephalography (MEG) recordings collected while participants viewed validated emotional video stimuli. It comprises three components: a large-scale online behavioral survey of 500 participants rating 40 video clips, head digitization data for co-registration, and MEG neural recordings from 23 participants viewing the same stimuli. Emotional states were assessed using Self-Assessment Manikin ratings, discrete emotion categories (PrEmo), and temporal highlight annotations, providing multi-faceted ground truth for affective neuroscience research.","source":"nemar","recording_modality":["BEH","MEG"],"bids_version":null,"license":"CC0","authors":[{"name":"Moon-A Yoo","name_type":"Personal"},{"name":"Dong-Uk Kim","name_type":"Personal"},{"name":"Soo-In Choi","name_type":"Personal"},{"name":"Min-Young Kim","name_type":"Personal"},{"name":"Sung-Phil Kim","name_type":"Personal"}],"keywords":[{"term":"MEG"},{"term":"Emotions","subject_scheme":"MeSH","value_uri":"http://id.nlm.nih.gov/mesh/D004644"},{"term":"emotion recognition"},{"term":"video stimuli"},{"term":"valence and arousal"},{"term":"behavioral survey"}],"related_identifiers":[{"identifier":"https://github.com/nemarDatasets/on007640","identifier_type":"URL","relation_type":"IsDescribedBy"},{"identifier":"https://nemar.org/dataset/on007640","identifier_type":"URL","relation_type":"IsDescribedBy"},{"identifier":"10.18112/openneuro.ds007640","identifier_type":"DOI","relation_type":"IsVersionOf"},{"identifier":"10.18112/openneuro.ds007640.v1.0.1","identifier_type":"DOI","relation_type":"IsDerivedFrom"}],"contributors":[],"dates":[],"rights":[{"rights":"CC0","rights_uri":null,"rights_identifier":"CC0","rights_identifier_scheme":"SPDX"}],"language":null,"funding":[{"funder_name":"Agency For Defense Development","award_number":"915061201","award_title":"Challengeable Future Defense Technology Research and Development Program","funder_identifier":null,"funder_identifier_type":null,"award_uri":null}],"tasks":["HAHV","HALV","LAHV","LALV"],"datatypes":["beh","meg"],"sessions":["01","02","03","04"],"sessions_count":4,"demographics":{"subjects_count":23,"age_min":21,"age_max":40},"data_summary":{"total_files":473,"size_bytes":95398037825,"size_human":"88.8 GB","recording_count":94,"recordings_unavailable":0,"total_recording_duration":162866,"recording_duration_range":{"min":348,"max":2114},"channel_count_range":{"min":143,"max":143}},"signal_defaults":null,"provenance":{"latest_snapshot":"v1.0.0","publish_date":"2026-06-30 16:48:59"},"external_links":{"dataset_doi":"10.82901/nemar.on007640","github_url":"https://github.com/nemarDatasets/on007640"},"extensions":{"nemar":{"versions":[{"version":"v1.0.0","doi":"10.82901/nemar.on007640.v1.0.0","created_at":"2026-06-30 16:48:59","manifest_url":"/on007640/v1.0.0/manifest.json"}],"bids_index":{"version":"v1.0.0","subjects":{"sub-01":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-02":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-03":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-04":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-05":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-06":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-07":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-08":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":["01","02"]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-09":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-10":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-11":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HALV":{"runs":["01","02"]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-12":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-13":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-14":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-15":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-16":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-17":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-18":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-19":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-20":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-21":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-22":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}},"sub-23":{"sessions":["01","02","03","04"],"modalities":{"beh":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}},"meg":{"tasks":{"HAHV":{"runs":[]},"HALV":{"runs":[]},"LAHV":{"runs":[]},"LALV":{"runs":[]}}}}}}},"pipeline_stage":"validated","data_complete":1,"bytes_present":95397756129,"recordings_measured":94}}}