{"id":"https://openalex.org/W2289486773","doi":"https://doi.org/10.1109/acssc.2015.7421273","title":"Causality graph learning on cortical information flow in Parkinson's disease patients during behaviour tests","display_name":"Causality graph learning on cortical information flow in Parkinson's disease patients during behaviour tests","publication_year":2015,"publication_date":"2015-11-01","ids":{"openalex":"https://openalex.org/W2289486773","doi":"https://doi.org/10.1109/acssc.2015.7421273","mag":"2289486773"},"language":"en","primary_location":{"id":"doi:10.1109/acssc.2015.7421273","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2015.7421273","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 49th Asilomar Conference on Signals, Systems and Computers","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"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/A5090324328","display_name":"Abdulaziz Almalaq","orcid":"https://orcid.org/0000-0001-8153-4327"},"institutions":[{"id":"https://openalex.org/I131651094","display_name":"University of Denver","ror":"https://ror.org/04w7skc03","country_code":"US","type":"education","lineage":["https://openalex.org/I131651094"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Abdulaziz Almalaq","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Denver, Denver, CO"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Denver, Denver, CO","institution_ids":["https://openalex.org/I131651094"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080974144","display_name":"Xiaoxiao Dai","orcid":null},"institutions":[{"id":"https://openalex.org/I131651094","display_name":"University of Denver","ror":"https://ror.org/04w7skc03","country_code":"US","type":"education","lineage":["https://openalex.org/I131651094"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiaoxiao Dai","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Denver, Denver, CO"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Denver, Denver, CO","institution_ids":["https://openalex.org/I131651094"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433138","display_name":"Jun Zhang","orcid":"https://orcid.org/0000-0002-3197-0427"},"institutions":[{"id":"https://openalex.org/I131651094","display_name":"University of Denver","ror":"https://ror.org/04w7skc03","country_code":"US","type":"education","lineage":["https://openalex.org/I131651094"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jun Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Denver, Denver, CO"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Denver, Denver, CO","institution_ids":["https://openalex.org/I131651094"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048074766","display_name":"Sara J. Hanrahan","orcid":"https://orcid.org/0000-0002-2512-3627"},"institutions":[{"id":"https://openalex.org/I4210123987","display_name":"Colorado Neurological Institute","ror":"https://ror.org/02r8sxg18","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210123987"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sara Hanrahan","raw_affiliation_strings":["Colorado Neurological Institute, Englewood, CO"],"affiliations":[{"raw_affiliation_string":"Colorado Neurological Institute, Englewood, CO","institution_ids":["https://openalex.org/I4210123987"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030770063","display_name":"Joshua Nedrud","orcid":null},"institutions":[{"id":"https://openalex.org/I4210123987","display_name":"Colorado Neurological Institute","ror":"https://ror.org/02r8sxg18","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210123987"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Joshua Nedrud","raw_affiliation_strings":["Colorado Neurological Institute, Englewood, CO"],"affiliations":[{"raw_affiliation_string":"Colorado Neurological Institute, Englewood, CO","institution_ids":["https://openalex.org/I4210123987"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024008597","display_name":"Adam O. Hebb","orcid":"https://orcid.org/0000-0002-9572-3847"},"institutions":[{"id":"https://openalex.org/I4210123987","display_name":"Colorado Neurological Institute","ror":"https://ror.org/02r8sxg18","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210123987"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Adam Hebb","raw_affiliation_strings":["Colorado Neurological Institute, Englewood, CO"],"affiliations":[{"raw_affiliation_string":"Colorado Neurological Institute, Englewood, CO","institution_ids":["https://openalex.org/I4210123987"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5090324328"],"corresponding_institution_ids":["https://openalex.org/I131651094"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.13270397,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"925","last_page":"929"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9998000264167786,"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":0.9998000264167786,"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/T10465","display_name":"Neurobiology of Language and Bilingualism","score":0.9968000054359436,"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/T10085","display_name":"Parkinson's Disease Mechanisms and Treatments","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/verbal-fluency-test","display_name":"Verbal fluency test","score":0.6869882941246033},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.5502099394798279},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.5438767671585083},{"id":"https://openalex.org/keywords/fluency","display_name":"Fluency","score":0.5281505584716797},{"id":"https://openalex.org/keywords/granger-causality","display_name":"Granger causality","score":0.5241836905479431},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.504346489906311},{"id":"https://openalex.org/keywords/signal-flow-graph","display_name":"Signal-flow graph","score":0.4968881905078888},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.48845043778419495},{"id":"https://openalex.org/keywords/cognitive-psychology","display_name":"Cognitive psychology","score":0.4845694601535797},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4819078743457794},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4670969843864441},{"id":"https://openalex.org/keywords/parkinsons-disease","display_name":"Parkinson's disease","score":0.44910311698913574},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.4421252906322479},{"id":"https://openalex.org/keywords/cognition","display_name":"Cognition","score":0.39639535546302795},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3468720316886902},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.34137964248657227},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.2954024076461792},{"id":"https://openalex.org/keywords/disease","display_name":"Disease","score":0.1589536964893341},{"id":"https://openalex.org/keywords/neuropsychology","display_name":"Neuropsychology","score":0.14944198727607727},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.11830711364746094},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.08613193035125732}],"concepts":[{"id":"https://openalex.org/C97530452","wikidata":"https://www.wikidata.org/wiki/Q7920939","display_name":"Verbal fluency test","level":4,"score":0.6869882941246033},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.5502099394798279},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.5438767671585083},{"id":"https://openalex.org/C2777413886","wikidata":"https://www.wikidata.org/wiki/Q3276013","display_name":"Fluency","level":2,"score":0.5281505584716797},{"id":"https://openalex.org/C129824826","wikidata":"https://www.wikidata.org/wiki/Q2630107","display_name":"Granger causality","level":2,"score":0.5241836905479431},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.504346489906311},{"id":"https://openalex.org/C166501922","wikidata":"https://www.wikidata.org/wiki/Q1786523","display_name":"Signal-flow graph","level":2,"score":0.4968881905078888},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.48845043778419495},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.4845694601535797},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4819078743457794},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4670969843864441},{"id":"https://openalex.org/C2779734285","wikidata":"https://www.wikidata.org/wiki/Q11085","display_name":"Parkinson's disease","level":3,"score":0.44910311698913574},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4421252906322479},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.39639535546302795},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3468720316886902},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.34137964248657227},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.2954024076461792},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.1589536964893341},{"id":"https://openalex.org/C14216870","wikidata":"https://www.wikidata.org/wiki/Q3872","display_name":"Neuropsychology","level":3,"score":0.14944198727607727},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.11830711364746094},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.08613193035125732},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/acssc.2015.7421273","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2015.7421273","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 49th Asilomar Conference on Signals, Systems and Computers","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.8199999928474426,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1482396257","https://openalex.org/W1973085892","https://openalex.org/W1979137641","https://openalex.org/W2000235181","https://openalex.org/W2000543698","https://openalex.org/W2008069933","https://openalex.org/W2011739291","https://openalex.org/W2014886698","https://openalex.org/W2020232311","https://openalex.org/W2021768951","https://openalex.org/W2030001756","https://openalex.org/W2043303983","https://openalex.org/W2050103287","https://openalex.org/W2054444429","https://openalex.org/W2056895937","https://openalex.org/W2063476624","https://openalex.org/W2072993795","https://openalex.org/W2089361438","https://openalex.org/W2095993410","https://openalex.org/W2109965063","https://openalex.org/W2116031726","https://openalex.org/W2121794462","https://openalex.org/W2127495504","https://openalex.org/W2135780839","https://openalex.org/W2138348312","https://openalex.org/W2153238542","https://openalex.org/W2166478616","https://openalex.org/W6628958918"],"related_works":["https://openalex.org/W2365169615","https://openalex.org/W1970538215","https://openalex.org/W2400151637","https://openalex.org/W2975827637","https://openalex.org/W2354089692","https://openalex.org/W595497825","https://openalex.org/W4236323843","https://openalex.org/W2002616876","https://openalex.org/W3174418441","https://openalex.org/W4309298167"],"abstract_inverted_index":{"Electroencephalographs":[0],"(EEG)":[1],"signals":[2,41],"of":[3,13,23,33,36,47,89,132],"the":[4,18,29,90,106,111,129,136,160,165],"human":[5],"brains":[6],"represent":[7],"electrical":[8],"activities":[9],"for":[10,114,122,144],"a":[11,17,37,44,146],"number":[12],"channels":[14],"recorded":[15,42,163],"over":[16],"scalp.":[19],"The":[20,71,118],"main":[21],"purpose":[22],"this":[24],"paper":[25],"is":[26,125,142],"to":[27,104,127],"investigate":[28],"interactions":[30],"and":[31,69,76,94,153],"causality":[32,113],"different":[34,86],"parts":[35],"brain":[38],"using":[39],"EEG":[40],"during":[43],"performance":[45],"subjects":[46,150],"verbal":[48,82,115],"fluency":[49,116],"tasks.":[50,117],"Subjects":[51],"who":[52],"have":[53,57],"Parkinson's":[54],"Disease":[55],"(PD)":[56],"difficulties":[58],"with":[59,151],"mental":[60],"tasks,":[61],"such":[62],"as":[63],"switching":[64],"between":[65,148],"one":[66],"behavior":[67,72],"task":[68],"another.":[70],"tasks":[73],"include":[74],"motor":[75],"phonemic":[77],"fluency.":[78],"This":[79],"method":[80,141],"uses":[81],"generation":[83],"skills,":[84],"activating":[85],"Broca's":[87],"areas":[88,92],"Brodmann's":[91],"(BA44":[93],"BA45).":[95],"Advanced":[96],"signal":[97],"processing":[98],"techniques":[99],"are":[100],"used":[101,126,143],"in":[102,110],"order":[103],"determine":[105],"activated":[107],"frequency":[108],"bands":[109],"granger":[112],"graph":[119,131],"learning":[120],"technique":[121],"channel":[123],"strength":[124],"characterize":[128],"complex":[130],"Granger":[133],"causality.":[134],"Also,":[135],"support":[137],"vector":[138],"machine":[139],"(SVM)":[140],"training":[145],"classifier":[147],"two":[149,154],"PD":[152],"healthy":[155],"controls.":[156],"Neural":[157],"data":[158],"from":[159],"study":[161],"was":[162],"at":[164],"Colorado":[166],"Neurological":[167],"Institute":[168],"(CNI).":[169]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}