{"id":"https://openalex.org/W4200426202","doi":"https://doi.org/10.1109/embc46164.2021.9630583","title":"Effect of segment length, sampling frequency, and imaging modality on the estimation of measures of brain meta-state activation: an MEG/EEG study","display_name":"Effect of segment length, sampling frequency, and imaging modality on the estimation of measures of brain meta-state activation: an MEG/EEG study","publication_year":2021,"publication_date":"2021-11-01","ids":{"openalex":"https://openalex.org/W4200426202","doi":"https://doi.org/10.1109/embc46164.2021.9630583","pmid":"https://pubmed.ncbi.nlm.nih.gov/34891299"},"language":"en","primary_location":{"id":"doi:10.1109/embc46164.2021.9630583","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc46164.2021.9630583","pdf_url":null,"source":{"id":"https://openalex.org/S4363607750","display_name":"2021 43rd Annual International Conference of the IEEE Engineering in Medicine &amp; Biology Society (EMBC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 43rd Annual International Conference of the IEEE Engineering in Medicine &amp; Biology Society (EMBC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5056964718","display_name":"Pablo N\u00f9\u00f1ez","orcid":"https://orcid.org/0000-0002-5898-6664"},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Pablo Nunez","raw_affiliation_strings":["Biomedical Engineering Group, University of Valladolid, Valladolid, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Group, University of Valladolid, Valladolid, Spain","institution_ids":["https://openalex.org/I108103353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053146049","display_name":"V\u00edctor Rodr\u00edguez-Gonz\u00e1lez","orcid":"https://orcid.org/0000-0003-0878-0075"},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Victor Rodriguez-Gonzalez","raw_affiliation_strings":["Biomedical Engineering Group, University of Valladolid, Valladolid, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Group, University of Valladolid, Valladolid, Spain","institution_ids":["https://openalex.org/I108103353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016303028","display_name":"V\u00edctor Guti\u00e9rrez-de Pablo","orcid":"https://orcid.org/0000-0002-4831-6392"},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Victor Gutierrez-de Pablo","raw_affiliation_strings":["Biomedical Engineering Group, University of Valladolid, Valladolid, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Group, University of Valladolid, Valladolid, Spain","institution_ids":["https://openalex.org/I108103353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066583841","display_name":"Carlos G\u00f3mez","orcid":"https://orcid.org/0000-0002-9488-0605"},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Carlos Gomez","raw_affiliation_strings":["Biomedical Engineering Group, University of Valladolid, Valladolid, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Group, University of Valladolid, Valladolid, Spain","institution_ids":["https://openalex.org/I108103353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037692931","display_name":"Yoshihito Shigihara","orcid":"https://orcid.org/0000-0003-0996-110X"},"institutions":[{"id":"https://openalex.org/I4210158229","display_name":"Hokuto Hospital","ror":"https://ror.org/05r7vy677","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210158229"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshihito Shigihara","raw_affiliation_strings":["Hokuto Hospital, Obihiro, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hokuto Hospital, Obihiro, Japan","institution_ids":["https://openalex.org/I4210158229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100723614","display_name":"Hideyuki Hoshi","orcid":"https://orcid.org/0000-0002-5820-5899"},"institutions":[{"id":"https://openalex.org/I4210158229","display_name":"Hokuto Hospital","ror":"https://ror.org/05r7vy677","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210158229"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hideyuki Hoshi","raw_affiliation_strings":["Hokuto Hospital, Obihiro, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hokuto Hospital, Obihiro, Japan","institution_ids":["https://openalex.org/I4210158229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043513390","display_name":"Roberto Hornero","orcid":"https://orcid.org/0000-0001-9915-2570"},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Roberto Hornero","raw_affiliation_strings":["Biomedical Engineering Group, University of Valladolid, Valladolid, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Group, University of Valladolid, Valladolid, Spain","institution_ids":["https://openalex.org/I108103353"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019033958","display_name":"Jes\u00fas Poza","orcid":"https://orcid.org/0000-0001-8577-9559"},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jesus Poza","raw_affiliation_strings":["Biomedical Engineering Group, University of Valladolid, Valladolid, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Group, University of Valladolid, Valladolid, Spain","institution_ids":["https://openalex.org/I108103353"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.252,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.37,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"24","issue":null,"first_page":"315","last_page":"318"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10581","display_name":"Neural dynamics and brain function","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10241","display_name":"Functional Brain Connectivity Studies","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.7903710603713989},{"id":"https://openalex.org/keywords/magnetoencephalography","display_name":"Magnetoencephalography","score":0.7736290097236633},{"id":"https://openalex.org/keywords/artifact","display_name":"Artifact (error)","score":0.7246845960617065},{"id":"https://openalex.org/keywords/modality","display_name":"Modality (human\u2013computer interaction)","score":0.5710899829864502},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5687035322189331},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5649077892303467},{"id":"https://openalex.org/keywords/resting-state-fmri","display_name":"Resting state fMRI","score":0.5502592921257019},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5419058203697205},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4639745354652405},{"id":"https://openalex.org/keywords/brain-activity-and-meditation","display_name":"Brain activity and meditation","score":0.4400041699409485},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.40945690870285034},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.25752031803131104},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.2212054431438446},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.14160269498825073},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.09594449400901794}],"concepts":[{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.7903710603713989},{"id":"https://openalex.org/C556910895","wikidata":"https://www.wikidata.org/wiki/Q384188","display_name":"Magnetoencephalography","level":3,"score":0.7736290097236633},{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.7246845960617065},{"id":"https://openalex.org/C2780226545","wikidata":"https://www.wikidata.org/wiki/Q6888030","display_name":"Modality (human\u2013computer interaction)","level":2,"score":0.5710899829864502},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5687035322189331},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5649077892303467},{"id":"https://openalex.org/C66324658","wikidata":"https://www.wikidata.org/wiki/Q7316120","display_name":"Resting state fMRI","level":2,"score":0.5502592921257019},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5419058203697205},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4639745354652405},{"id":"https://openalex.org/C120843803","wikidata":"https://www.wikidata.org/wiki/Q4955807","display_name":"Brain activity and meditation","level":3,"score":0.4400041699409485},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.40945690870285034},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.25752031803131104},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.2212054431438446},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.14160269498825073},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.09594449400901794}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001931","descriptor_name":"Brain Mapping","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001931","descriptor_name":"Brain Mapping","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001931","descriptor_name":"Brain Mapping","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012146","descriptor_name":"Rest","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012146","descriptor_name":"Rest","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012146","descriptor_name":"Rest","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1109/embc46164.2021.9630583","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc46164.2021.9630583","pdf_url":null,"source":{"id":"https://openalex.org/S4363607750","display_name":"2021 43rd Annual International Conference of the IEEE Engineering in Medicine &amp; Biology Society (EMBC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 43rd Annual International Conference of the IEEE Engineering in Medicine &amp; Biology Society (EMBC)","raw_type":"proceedings-article"},{"id":"pmid:34891299","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/34891299","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1987430298","https://openalex.org/W1995996823","https://openalex.org/W2081681829","https://openalex.org/W2101135654","https://openalex.org/W2129613547","https://openalex.org/W2180423080","https://openalex.org/W2554748751","https://openalex.org/W2764285534","https://openalex.org/W2946343356","https://openalex.org/W2951848056","https://openalex.org/W2952105217","https://openalex.org/W3016831942","https://openalex.org/W3083157552","https://openalex.org/W3130240379"],"related_works":["https://openalex.org/W2058642012","https://openalex.org/W2417900385","https://openalex.org/W2905582910","https://openalex.org/W2115711068","https://openalex.org/W2133080863","https://openalex.org/W4237946792","https://openalex.org/W1511411771","https://openalex.org/W2162915647","https://openalex.org/W2009129964","https://openalex.org/W2317784982"],"abstract_inverted_index":{"The":[0,61,117,166],"main":[1],"objective":[2],"of":[3,25,38,48,77,93,107],"this":[4,32],"study":[5],"was":[6,43,99,115,143],"to":[7,45,128,138,176],"examine":[8],"the":[9,21,66,91,94,123,146,154,170],"influence":[10,152],"that":[11,145,158,169],"recording":[12],"length,":[13,109],"sampling":[14,110,147,195],"frequency,":[15,111,196],"and":[16,23,41,57,75,80,112,157,164,179,182],"imaging":[17,113],"modality":[18,114],"have":[19],"on":[20,153],"estimation":[22],"characterization":[24,42],"spontaneous":[26],"brain":[27],"meta-states":[28,81],"during":[29,97],"rest.":[30],"To":[31],"end,":[33],"a":[34,46,105,150],"recently":[35],"developed":[36],"method":[37],"meta-state":[39,132],"extraction":[40],"applied":[44,175],"subset":[47],"16":[49],"healthy":[50],"elderly":[51],"subjects":[52],"from":[53,136],"two":[54],"independent":[55],"electroencephalographic":[56],"magnetoencephalographic":[58],"(EEG/MEG)":[59],"databases.":[60],"recordings":[62,181],"were":[63,82,160],"segmented":[64],"into":[65],"first":[67],"5,":[68],"10,":[69],"15,":[70],"20,":[71],"25,":[72],"30,":[73],"60":[74],"90-s":[76],"artifact-free":[78],"activity":[79],"extracted.":[83],"Temporal":[84],"activation":[85,133],"sequence":[86],"(TAS)":[87],"complexity,":[88],"which":[89],"characterizes":[90],"complexity":[92,134,155],"metastateactivation":[95],"sequences":[96],"rest,":[98],"calculated.":[100],"Then,":[101],"its":[102],"stability":[103],"as":[104,194],"function":[106],"segment":[108,125],"assessed.":[116],"results":[118,159],"showed":[119],"that,":[120],"in":[121],"general,":[122],"minimum":[124],"length":[126],"needed":[127],"fully":[129],"characterize":[130],"resting-state":[131],"ranged":[135],"15":[137],"25":[139],"seconds.":[140],"Moreover,":[141],"it":[142],"found":[144],"frequency":[148],"has":[149],"slight":[151],"measure,":[156],"similar":[161],"across":[162],"EEG":[163,178],"MEG.":[165],"findings":[167],"indicate":[168],"proposed":[171],"methodology":[172],"can":[173],"be":[174,198],"both":[177],"MEG":[180],"displays":[183],"stable":[184],"behavior":[185],"with":[186],"relatively":[187],"short":[188],"segments.":[189],"However,":[190],"methodological":[191],"choices,":[192],"such":[193],"should":[197],"carefully":[199],"considered.":[200]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
