{"id":"https://openalex.org/W2089021770","doi":"https://doi.org/10.1007/s10916-009-9308-3","title":"Correlation Dimension Analysis of Doppler Signals in Children with Aortic Valve Disorders","display_name":"Correlation Dimension Analysis of Doppler Signals in Children with Aortic Valve Disorders","publication_year":2009,"publication_date":"2009-05-14","ids":{"openalex":"https://openalex.org/W2089021770","doi":"https://doi.org/10.1007/s10916-009-9308-3","mag":"2089021770","pmid":"https://pubmed.ncbi.nlm.nih.gov/20703615"},"language":"en","primary_location":{"id":"doi:10.1007/s10916-009-9308-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10916-009-9308-3","pdf_url":null,"source":{"id":"https://openalex.org/S37151855","display_name":"Journal of Medical Systems","issn_l":"0148-5598","issn":["0148-5598","1573-689X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Medical Systems","raw_type":"journal-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/A5100771027","display_name":"Derya Y\u0131lmaz","orcid":"https://orcid.org/0000-0002-1903-7132"},"institutions":[{"id":"https://openalex.org/I188740104","display_name":"Ba\u015fkent University","ror":"https://ror.org/02v9bqx10","country_code":"TR","type":"education","lineage":["https://openalex.org/I188740104"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Derya Y\u0131lmaz","raw_affiliation_strings":["Department of Biomedical Equipment Technology, Vocational School of Technology, Ba\u015fkent University, 06530 Ankara, Turkey. derya@baskent.edu.tr","Department of Biomedical Equipment Technology, Vocational School of Technology, Ba\u015fkent University, Ankara, Turkey 06530#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Biomedical Equipment Technology, Vocational School of Technology, Ba\u015fkent University, 06530 Ankara, Turkey. derya@baskent.edu.tr","institution_ids":["https://openalex.org/I188740104"]},{"raw_affiliation_string":"Department of Biomedical Equipment Technology, Vocational School of Technology, Ba\u015fkent University, Ankara, Turkey 06530#TAB#","institution_ids":["https://openalex.org/I188740104"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103487316","display_name":"Nihal Fatma G\u00fcler","orcid":null},"institutions":[{"id":"https://openalex.org/I95634034","display_name":"Gazi University","ror":"https://ror.org/054xkpr46","country_code":"TR","type":"education","lineage":["https://openalex.org/I95634034"]}],"countries":["TR"],"is_corresponding":true,"raw_author_name":"N. Fatma G\u00fcler","raw_affiliation_strings":["Department of Electronics and Computer Education, Faculty of Technical Education, Gazi University, Ankara, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Computer Education, Faculty of Technical Education, Gazi University, Ankara, Turkey","institution_ids":["https://openalex.org/I95634034"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5103487316"],"corresponding_institution_ids":["https://openalex.org/I95634034"],"apc_list":{"value":4390,"currency":"USD","value_usd":4390},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.07241363,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"34","issue":"5","first_page":"931","last_page":"939"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10876","display_name":"Fault Detection and Control Systems","score":0.986299991607666,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10876","display_name":"Fault Detection and Control Systems","score":0.986299991607666,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":0.9775999784469604,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T10924","display_name":"Cardiovascular Health and Disease Prevention","score":0.9599000215530396,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/correlation-dimension","display_name":"Correlation dimension","score":0.8095763921737671},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.8005505800247192},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.6493649482727051},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.6436270475387573},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.6079991459846497},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.5882120132446289},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5537006855010986},{"id":"https://openalex.org/keywords/stenosis","display_name":"Stenosis","score":0.4960697591304779},{"id":"https://openalex.org/keywords/aortic-valve","display_name":"Aortic valve","score":0.4952141344547272},{"id":"https://openalex.org/keywords/doppler-echocardiography","display_name":"Doppler echocardiography","score":0.4372069835662842},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25608569383621216},{"id":"https://openalex.org/keywords/fractal-dimension","display_name":"Fractal dimension","score":0.20621231198310852},{"id":"https://openalex.org/keywords/diastole","display_name":"Diastole","score":0.16458672285079956},{"id":"https://openalex.org/keywords/blood-pressure","display_name":"Blood pressure","score":0.10162749886512756},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08163473010063171},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.061709851026535034}],"concepts":[{"id":"https://openalex.org/C110601934","wikidata":"https://www.wikidata.org/wiki/Q5172849","display_name":"Correlation dimension","level":4,"score":0.8095763921737671},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.8005505800247192},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6493649482727051},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.6436270475387573},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.6079991459846497},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5882120132446289},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5537006855010986},{"id":"https://openalex.org/C2780007028","wikidata":"https://www.wikidata.org/wiki/Q2343082","display_name":"Stenosis","level":2,"score":0.4960697591304779},{"id":"https://openalex.org/C2780714102","wikidata":"https://www.wikidata.org/wiki/Q616071","display_name":"Aortic valve","level":2,"score":0.4952141344547272},{"id":"https://openalex.org/C2780346441","wikidata":"https://www.wikidata.org/wiki/Q55609890","display_name":"Doppler echocardiography","level":4,"score":0.4372069835662842},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25608569383621216},{"id":"https://openalex.org/C26546657","wikidata":"https://www.wikidata.org/wiki/Q1412452","display_name":"Fractal dimension","level":3,"score":0.20621231198310852},{"id":"https://openalex.org/C57900726","wikidata":"https://www.wikidata.org/wiki/Q492905","display_name":"Diastole","level":3,"score":0.16458672285079956},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.10162749886512756},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08163473010063171},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.061709851026535034},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C40636538","wikidata":"https://www.wikidata.org/wiki/Q81392","display_name":"Fractal","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001022","descriptor_name":"Aortic Valve Insufficiency","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001022","descriptor_name":"Aortic Valve Insufficiency","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001022","descriptor_name":"Aortic Valve Insufficiency","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001024","descriptor_name":"Aortic Valve Stenosis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001024","descriptor_name":"Aortic Valve Stenosis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001024","descriptor_name":"Aortic Valve Stenosis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","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":"D007223","descriptor_name":"Infant","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007223","descriptor_name":"Infant","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007223","descriptor_name":"Infant","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},{"descriptor_ui":"D008297","descriptor_name":"Male","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},{"descriptor_ui":"D008955","descriptor_name":"Models, Cardiovascular","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008955","descriptor_name":"Models, Cardiovascular","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008955","descriptor_name":"Models, Cardiovascular","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015150","descriptor_name":"Echocardiography, Doppler","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015150","descriptor_name":"Echocardiography, Doppler","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015150","descriptor_name":"Echocardiography, Doppler","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016022","descriptor_name":"Case-Control Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016022","descriptor_name":"Case-Control Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016022","descriptor_name":"Case-Control Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017711","descriptor_name":"Nonlinear Dynamics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017711","descriptor_name":"Nonlinear Dynamics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017711","descriptor_name":"Nonlinear Dynamics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1007/s10916-009-9308-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10916-009-9308-3","pdf_url":null,"source":{"id":"https://openalex.org/S37151855","display_name":"Journal of Medical Systems","issn_l":"0148-5598","issn":["0148-5598","1573-689X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Medical Systems","raw_type":"journal-article"},{"id":"pmid:20703615","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/20703615","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":"Journal of medical systems","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.7799999713897705,"id":"https://metadata.un.org/sdg/3"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":63,"referenced_works":["https://openalex.org/W132206753","https://openalex.org/W140129639","https://openalex.org/W644405576","https://openalex.org/W1482520411","https://openalex.org/W1532679390","https://openalex.org/W1549386224","https://openalex.org/W1566697936","https://openalex.org/W1749839223","https://openalex.org/W1970436652","https://openalex.org/W1976010007","https://openalex.org/W1977250142","https://openalex.org/W1988116054","https://openalex.org/W1990462507","https://openalex.org/W2008307942","https://openalex.org/W2014658268","https://openalex.org/W2015668781","https://openalex.org/W2020587918","https://openalex.org/W2029401646","https://openalex.org/W2036261434","https://openalex.org/W2038358655","https://openalex.org/W2040704490","https://openalex.org/W2044257293","https://openalex.org/W2054436867","https://openalex.org/W2056900833","https://openalex.org/W2058742375","https://openalex.org/W2062024414","https://openalex.org/W2065272714","https://openalex.org/W2065636687","https://openalex.org/W2071001533","https://openalex.org/W2072640271","https://openalex.org/W2076516577","https://openalex.org/W2081390718","https://openalex.org/W2081934905","https://openalex.org/W2083921655","https://openalex.org/W2087677683","https://openalex.org/W2095109112","https://openalex.org/W2104032109","https://openalex.org/W2105673616","https://openalex.org/W2114110668","https://openalex.org/W2127418185","https://openalex.org/W2139364442","https://openalex.org/W2139926768","https://openalex.org/W2146203966","https://openalex.org/W2146842127","https://openalex.org/W2152247150","https://openalex.org/W2154727504","https://openalex.org/W2155016883","https://openalex.org/W2158283611","https://openalex.org/W2158940042","https://openalex.org/W2164284840","https://openalex.org/W2495493871","https://openalex.org/W2507789181","https://openalex.org/W2621038175","https://openalex.org/W3014124860","https://openalex.org/W3124661333","https://openalex.org/W4211111907","https://openalex.org/W4234284487","https://openalex.org/W4239008445","https://openalex.org/W4239340087","https://openalex.org/W4248558951","https://openalex.org/W4255272544","https://openalex.org/W4255315560","https://openalex.org/W4299429830"],"related_works":["https://openalex.org/W2809084692","https://openalex.org/W2080389298","https://openalex.org/W2047387897","https://openalex.org/W2093494424","https://openalex.org/W2371035601","https://openalex.org/W2009528232","https://openalex.org/W1933441421","https://openalex.org/W2035529470","https://openalex.org/W2019948821","https://openalex.org/W1983843894"],"abstract_inverted_index":null,"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}