{"id":"https://openalex.org/W4294975087","doi":"https://doi.org/10.1109/embc48229.2022.9871889","title":"Dementia Screening Based on SVM Using Qualitative Drawing Error of Clock Drawing Test","display_name":"Dementia Screening Based on SVM Using Qualitative Drawing Error of Clock Drawing Test","publication_year":2022,"publication_date":"2022-07-11","ids":{"openalex":"https://openalex.org/W4294975087","doi":"https://doi.org/10.1109/embc48229.2022.9871889","pmid":"https://pubmed.ncbi.nlm.nih.gov/36085791"},"language":"en","primary_location":{"id":"doi:10.1109/embc48229.2022.9871889","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc48229.2022.9871889","pdf_url":null,"source":{"id":"https://openalex.org/S4363607706","display_name":"2022 44th Annual International Conference of the IEEE Engineering in Medicine & 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":"2022 44th Annual International Conference of the IEEE Engineering in Medicine & 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/A5081287479","display_name":"Akira Masuo","orcid":null},"institutions":[{"id":"https://openalex.org/I197274945","display_name":"Nagoya Institute of Technology","ror":"https://ror.org/055yf1005","country_code":"JP","type":"education","lineage":["https://openalex.org/I197274945"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Akira Masuo","raw_affiliation_strings":["Nagoya Institute of Technology,Nagoya,Japan","Frontier Research Institutes for Information Science, Nagoya Institute of Technology, Nagoya, Japan","Nagoya Institute of Technology, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Nagoya Institute of Technology,Nagoya,Japan","institution_ids":["https://openalex.org/I197274945"]},{"raw_affiliation_string":"Frontier Research Institutes for Information Science, Nagoya Institute of Technology, Nagoya, Japan","institution_ids":["https://openalex.org/I197274945"]},{"raw_affiliation_string":"Nagoya Institute of Technology, Nagoya, Japan","institution_ids":["https://openalex.org/I197274945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101957785","display_name":"Yuki Ito","orcid":"https://orcid.org/0000-0001-9972-4815"},"institutions":[{"id":"https://openalex.org/I197274945","display_name":"Nagoya Institute of Technology","ror":"https://ror.org/055yf1005","country_code":"JP","type":"education","lineage":["https://openalex.org/I197274945"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuki Ito","raw_affiliation_strings":["Nagoya Institute of Technology,Nagoya,Japan","Nagoya Institute of Technology, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Nagoya Institute of Technology,Nagoya,Japan","institution_ids":["https://openalex.org/I197274945"]},{"raw_affiliation_string":"Nagoya Institute of Technology, Nagoya, Japan","institution_ids":["https://openalex.org/I197274945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018386743","display_name":"Tsukasa Kanaiwa","orcid":null},"institutions":[{"id":"https://openalex.org/I4210152596","display_name":"Nagoya Medical Center","ror":"https://ror.org/04ftw3n55","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210137409","https://openalex.org/I4210152596"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tsukasa Kanaiwa","raw_affiliation_strings":["Minami Health-Medical Cooperative Kaname Hospital,Nagoya,Japan","Minami Health-Medical Cooperative Kaname Hospital, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Minami Health-Medical Cooperative Kaname Hospital,Nagoya,Japan","institution_ids":["https://openalex.org/I4210152596"]},{"raw_affiliation_string":"Minami Health-Medical Cooperative Kaname Hospital, Nagoya, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034958589","display_name":"Kosuke Naito","orcid":null},"institutions":[{"id":"https://openalex.org/I4210152596","display_name":"Nagoya Medical Center","ror":"https://ror.org/04ftw3n55","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210137409","https://openalex.org/I4210152596"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kosuke Naito","raw_affiliation_strings":["Minami Health-Medical Cooperative Kaname Hospital,Nagoya,Japan","Minami Health-Medical Cooperative Kaname Hospital, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Minami Health-Medical Cooperative Kaname Hospital,Nagoya,Japan","institution_ids":["https://openalex.org/I4210152596"]},{"raw_affiliation_string":"Minami Health-Medical Cooperative Kaname Hospital, Nagoya, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112425098","display_name":"Takuto Sakuma","orcid":null},"institutions":[{"id":"https://openalex.org/I197274945","display_name":"Nagoya Institute of Technology","ror":"https://ror.org/055yf1005","country_code":"JP","type":"education","lineage":["https://openalex.org/I197274945"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takuto Sakuma","raw_affiliation_strings":["Nagoya Institute of Technology,Nagoya,Japan","Nagoya Institute of Technology, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Nagoya Institute of Technology,Nagoya,Japan","institution_ids":["https://openalex.org/I197274945"]},{"raw_affiliation_string":"Nagoya Institute of Technology, Nagoya, Japan","institution_ids":["https://openalex.org/I197274945"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088832778","display_name":"Sh\u014dhei Kato","orcid":"https://orcid.org/0000-0003-4130-2729"},"institutions":[{"id":"https://openalex.org/I197274945","display_name":"Nagoya Institute of Technology","ror":"https://ror.org/055yf1005","country_code":"JP","type":"education","lineage":["https://openalex.org/I197274945"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shohei Kato","raw_affiliation_strings":["Nagoya Institute of Technology,Nagoya,Japan","Frontier Research Institutes for Information Science, Nagoya Institute of Technology, Nagoya, Japan","Nagoya Institute of Technology, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Nagoya Institute of Technology,Nagoya,Japan","institution_ids":["https://openalex.org/I197274945"]},{"raw_affiliation_string":"Frontier Research Institutes for Information Science, Nagoya Institute of Technology, Nagoya, Japan","institution_ids":["https://openalex.org/I197274945"]},{"raw_affiliation_string":"Nagoya Institute of Technology, Nagoya, Japan","institution_ids":["https://openalex.org/I197274945"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5081287479"],"corresponding_institution_ids":["https://openalex.org/I197274945"],"apc_list":null,"apc_paid":null,"fwci":1.8275,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.8622449,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"2022","issue":null,"first_page":"4484","last_page":"4487"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T14144","display_name":"Neurological Disease Mechanisms and Treatments","score":0.9386000037193298,"subfield":{"id":"https://openalex.org/subfields/2808","display_name":"Neurology"},"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/dementia","display_name":"Dementia","score":0.8087512254714966},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.7921996712684631},{"id":"https://openalex.org/keywords/cognition","display_name":"Cognition","score":0.6277932524681091},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.5809634923934937},{"id":"https://openalex.org/keywords/test","display_name":"Test (biology)","score":0.5329248309135437},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.47447994351387024},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4488416910171509},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.4434173107147217},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.438395619392395},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4223654866218567},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4142637252807617},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.2627779245376587},{"id":"https://openalex.org/keywords/disease","display_name":"Disease","score":0.22676727175712585},{"id":"https://openalex.org/keywords/psychiatry","display_name":"Psychiatry","score":0.16299551725387573},{"id":"https://openalex.org/keywords/pathology","display_name":"Pathology","score":0.09016373753547668}],"concepts":[{"id":"https://openalex.org/C2779483572","wikidata":"https://www.wikidata.org/wiki/Q83030","display_name":"Dementia","level":3,"score":0.8087512254714966},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.7921996712684631},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.6277932524681091},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.5809634923934937},{"id":"https://openalex.org/C2777267654","wikidata":"https://www.wikidata.org/wiki/Q3519023","display_name":"Test (biology)","level":2,"score":0.5329248309135437},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.47447994351387024},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4488416910171509},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.4434173107147217},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.438395619392395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4223654866218567},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4142637252807617},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2627779245376587},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.22676727175712585},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.16299551725387573},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.09016373753547668},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"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":"D000544","descriptor_name":"Alzheimer Disease","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D000544","descriptor_name":"Alzheimer Disease","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D000544","descriptor_name":"Alzheimer Disease","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D003071","descriptor_name":"Cognition","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003071","descriptor_name":"Cognition","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003071","descriptor_name":"Cognition","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":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009483","descriptor_name":"Neuropsychological Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009483","descriptor_name":"Neuropsychological Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009483","descriptor_name":"Neuropsychological Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D060388","descriptor_name":"Support Vector Machine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D060388","descriptor_name":"Support Vector Machine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D060388","descriptor_name":"Support Vector Machine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D060825","descriptor_name":"Cognitive Dysfunction","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D060825","descriptor_name":"Cognitive Dysfunction","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D060825","descriptor_name":"Cognitive Dysfunction","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1109/embc48229.2022.9871889","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc48229.2022.9871889","pdf_url":null,"source":{"id":"https://openalex.org/S4363607706","display_name":"2022 44th Annual International Conference of the IEEE Engineering in Medicine & 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":"2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC)","raw_type":"proceedings-article"},{"id":"pmid:36085791","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36085791","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":12,"referenced_works":["https://openalex.org/W1847168837","https://openalex.org/W1981741586","https://openalex.org/W2014347195","https://openalex.org/W2036841482","https://openalex.org/W2082542979","https://openalex.org/W2109140840","https://openalex.org/W2123330196","https://openalex.org/W2151989011","https://openalex.org/W2158894894","https://openalex.org/W2605510900","https://openalex.org/W2802245552","https://openalex.org/W4296085637"],"related_works":["https://openalex.org/W2409059799","https://openalex.org/W364817481","https://openalex.org/W1972242255","https://openalex.org/W2890927416","https://openalex.org/W2775021631","https://openalex.org/W2128765271","https://openalex.org/W2966412519","https://openalex.org/W2028416698","https://openalex.org/W3126949736","https://openalex.org/W4285295191"],"abstract_inverted_index":{"In":[0],"the":[1,4,11,27,37,44,72,77,94,111,124,139],"welfare":[2],"of":[3,13,29,46,58,64,76,138],"elderly,":[5],"it":[6,21],"is":[7,131],"important":[8],"to":[9,42,71,98,109,144],"detect":[10],"signs":[12],"dementia":[14,112,145],"at":[15],"an":[16],"early":[17],"stage":[18],"and":[19,35,79,101,103,114,122],"prevent":[20],"from":[22],"becoming":[23],"serious.":[24],"We":[25],"evaluated":[26],"performance":[28],"SVM-based":[30],"cognitive":[31,47,65],"function":[32],"classification":[33,82],"models":[34],"investigated":[36],"drawing":[38,50,74,136],"features":[39,75,96,125,137],"that":[40,93,133],"contribute":[41],"distinguishing":[43],"severity":[45],"functions.":[48],"Clock":[49],"test":[51],"(CDT)":[52],"was":[53,69,84],"conducted":[54],"on":[55],"three":[56],"groups":[57],"elderly":[59],"people":[60],"with":[61,118],"different":[62],"degrees":[63],"impairment.":[66],"Feature":[67],"selection":[68],"applied":[70,143],"qualitative":[73,135],"CDT,":[78],"a":[80],"two-class":[81],"model":[83],"constructed":[85],"using":[86],"support":[87],"vector":[88],"machine.":[89],"The":[90],"results":[91],"showed":[92,126],"five":[95],"related":[97],"conceptual":[99],"deficits":[100,105],"spatial":[102],"planning":[104],"could":[106],"be":[107,142],"used":[108],"classify":[110],"group":[113,117],"healthy":[115],"control":[116],"79":[119],"%":[120],"accuracy,":[121],"all":[123],"statistically":[127],"significant":[128],"differences.":[129],"It":[130],"suggested":[132],"these":[134],"CDT":[140],"can":[141],"screening.":[146]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}