{"id":"https://openalex.org/W2018663156","doi":"https://doi.org/10.1111/j.1469-8986.1984.tb00211.x","title":"Factoring the Coherence Matrix: Patterning of the Frequency\u2010Specific Covariance in a Multichannel EEG","display_name":"Factoring the Coherence Matrix: Patterning of the Frequency\u2010Specific Covariance in a Multichannel EEG","publication_year":1984,"publication_date":"1984-03-01","ids":{"openalex":"https://openalex.org/W2018663156","doi":"https://doi.org/10.1111/j.1469-8986.1984.tb00211.x","mag":"2018663156","pmid":"https://pubmed.ncbi.nlm.nih.gov/6728989"},"language":"en","primary_location":{"id":"doi:10.1111/j.1469-8986.1984.tb00211.x","doi":"https://doi.org/10.1111/j.1469-8986.1984.tb00211.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1469-8986.1984.tb00211.x","pdf_url":null,"source":{"id":"https://openalex.org/S167723465","display_name":"Psychophysiology","issn_l":"0048-5772","issn":["0048-5772","1469-8986"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-c","doyens","erih-plus","jufo-2","ki-jl-2","medline","norway-2","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Psychophysiology","raw_type":"journal-article"},"volume":null,"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/A5008027630","display_name":"Don M. Tucker","orcid":"https://orcid.org/0000-0002-8304-7829","observed_orcids":["https://orcid.org/0000-0002-8304-7829"]},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I24571045","display_name":"University of North Dakota","ror":"https://ror.org/04a5szx83","country_code":"US","type":"education","lineage":["https://openalex.org/I24571045"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Don M. Tucker","raw_affiliation_strings":["United States Department of Agriculture, Agricultural Research Center, and Department of Psychology, University of North Dakota, Grand Forks, North Dakota"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"United States Department of Agriculture, Agricultural Research Center, and Department of Psychology, University of North Dakota, Grand Forks, North Dakota","institution_ids":["https://openalex.org/I1336096307","https://openalex.org/I24571045"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079706208","display_name":"David L. Roth","orcid":"https://orcid.org/0000-0003-2105-0536","observed_orcids":["https://orcid.org/0000-0003-2105-0536"]},"institutions":[{"id":"https://openalex.org/I146416000","display_name":"University of Kansas","ror":"https://ror.org/001tmjg57","country_code":"US","type":"education","lineage":["https://openalex.org/I146416000"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David L. Roth","raw_affiliation_strings":["Department of Psychology, University of Kansas, Lawrence, Kansas"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychology, University of Kansas, Lawrence, Kansas","institution_ids":["https://openalex.org/I146416000"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5008027630"],"corresponding_institution_ids":["https://openalex.org/I1336096307","https://openalex.org/I24571045"],"apc_list":{"value":4020,"currency":"USD","value_usd":4020},"apc_paid":null,"fwci":1.0507,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.75544477,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":94},"biblio":{"volume":"21","issue":"2","first_page":"228","last_page":"236"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9878000020980835,"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":0.9878000020980835,"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":0.006200000178068876,"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/T13141","display_name":"Statistical Methods and Applications","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/multichannel-eeg","display_name":"multichannel EEG","score":0.8450000286102295},{"id":"https://openalex.org/keywords/coherence-matrix","display_name":"coherency matrix","score":0.6570000052452087},{"id":"https://openalex.org/keywords/factor-analysis","display_name":"factor analysis","score":0.6970000267028809},{"id":"https://openalex.org/keywords/hemispheric-asymmetry","display_name":"hemispheric lateralization","score":0.7490000128746033},{"id":"https://openalex.org/keywords/cognitive-activity","display_name":"cognitive activity","score":0.7440000176429749}],"concepts":[{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.7731454372406006},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.6835057139396667},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.6619057655334473},{"id":"https://openalex.org/C177225278","wikidata":"https://www.wikidata.org/wiki/Q192674","display_name":"Factoring","level":2,"score":0.5943788290023804},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5326179265975952},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.4854057729244232},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4391217529773712},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.4322623312473297},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.2052842378616333},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.19285371899604797},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.18456116318702698},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1451478898525238},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10575926303863525},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D002540","descriptor_name":"Cerebral Cortex","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D003071","descriptor_name":"Cognition","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D005071","descriptor_name":"Evoked Potentials","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005163","descriptor_name":"Factor Analysis, Statistical","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":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1469-8986.1984.tb00211.x","doi":"https://doi.org/10.1111/j.1469-8986.1984.tb00211.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1469-8986.1984.tb00211.x","pdf_url":null,"source":{"id":"https://openalex.org/S167723465","display_name":"Psychophysiology","issn_l":"0048-5772","issn":["0048-5772","1469-8986"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-c","doyens","erih-plus","jufo-2","ki-jl-2","medline","norway-2","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Psychophysiology","raw_type":"journal-article"},{"id":"pmid:6728989","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/6728989","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,"listed_in":[],"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":"Psychophysiology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/4","score":0.6700000166893005,"display_name":"Quality education"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W208980724","https://openalex.org/W570916743","https://openalex.org/W823534997","https://openalex.org/W1558003307","https://openalex.org/W1970984569","https://openalex.org/W1995159288","https://openalex.org/W1997320786","https://openalex.org/W2025403666","https://openalex.org/W2029655789","https://openalex.org/W2041094138","https://openalex.org/W2042133687","https://openalex.org/W2046391510","https://openalex.org/W2058155398","https://openalex.org/W2061171222","https://openalex.org/W2064570144","https://openalex.org/W2068480333","https://openalex.org/W2069299606","https://openalex.org/W2073086065","https://openalex.org/W2074535739","https://openalex.org/W2108103872","https://openalex.org/W2133097426","https://openalex.org/W2168659786","https://openalex.org/W2318629766","https://openalex.org/W2797006464","https://openalex.org/W3202433750","https://openalex.org/W4233929802"],"related_works":["https://openalex.org/W2069299606","https://openalex.org/W2063224808","https://openalex.org/W2477215248","https://openalex.org/W2072669013","https://openalex.org/W7172368600","https://openalex.org/W2748615103","https://openalex.org/W2011208980","https://openalex.org/W2025554069","https://openalex.org/W2092791073","https://openalex.org/W4311068993"],"abstract_inverted_index":{"ABSTRACT":[0],"Current":[1],"methods":[2],"in":[3,44,55,96,131],"research":[4,46],"on":[5],"the":[6,33,50,60,64,91,97,113,132],"electrophysiology":[7],"of":[8,16,53,63,73,79,94,100,109,126,137],"human":[9],"information":[10,35,99],"processing":[11],"include":[12],"high":[13],"speed":[14],"quantification":[15],"EEG":[17],"signals":[18],"from":[19,24,31],"multiple":[20],"electrodes.":[21],"The":[22],"data":[23,54],"each":[25],"electrode":[26],"comprise":[27],"a":[28,57,101],"time":[29],"series,":[30],"which":[32],"frequency":[34],"can":[36,67,86],"be":[37,68,87],"extracted":[38],"through":[39],"Fourier":[40],"analysis.":[41],"A":[42],"problem":[43],"this":[45,138],"is":[47],"appropriately":[48],"handling":[49],"large":[51],"amount":[52],"such":[56],"way":[58],"that":[59],"topographic":[61],"patterning":[62,93],"electrical":[65],"activity":[66,111,128],"related":[69],"to":[70,89,146],"differential":[71],"usage":[72],"brain":[74],"regions":[75],"during":[76],"specific":[77],"forms":[78],"cognition.":[80],"We":[81],"illustrate":[82],"how":[83],"factor":[84,133,151],"analysis":[85],"applied":[88],"describe":[90],"regional":[92],"covariance":[95],"spectral":[98],"multichannel":[102],"EEG.":[103],"Rotated":[104],"factors":[105,116],"delineate":[106],"distinct":[107],"patterns":[108],"electrophysiological":[110],"across":[112],"head.":[114],"Coherence":[115],"show":[117],"good":[118],"replicability":[119],"over":[120],"repeated":[121],"observations,":[122],"and":[123],"lateralized":[124],"effects":[125],"cognitive":[127],"are":[129,140],"observed":[130],"loadings.":[134],"Further":[135],"applications":[136],"method":[139],"discussed,":[141],"including":[142],"some":[143],"suggestions":[144],"relevant":[145],"applying":[147],"confirmatory,":[148],"hypothesis":[149],"testing":[150],"analyses.":[152]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
