{"id":"https://openalex.org/W4310880287","doi":"https://doi.org/10.1109/sensors52175.2022.9967355","title":"Detection of Left Ventricular Ejection Fraction Abnormality Using Fusion of Acoustic and Biopotential Characteristics of Precordium","display_name":"Detection of Left Ventricular Ejection Fraction Abnormality Using Fusion of Acoustic and Biopotential Characteristics of Precordium","publication_year":2022,"publication_date":"2022-10-30","ids":{"openalex":"https://openalex.org/W4310880287","doi":"https://doi.org/10.1109/sensors52175.2022.9967355"},"language":"en","primary_location":{"id":"doi:10.1109/sensors52175.2022.9967355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sensors52175.2022.9967355","pdf_url":null,"source":{"id":"https://openalex.org/S4363604906","display_name":"2022 IEEE Sensors","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 IEEE Sensors","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/A5087288463","display_name":"Arash Shokouhmand","orcid":"https://orcid.org/0000-0001-8346-5476"},"institutions":[{"id":"https://openalex.org/I108468826","display_name":"Stevens Institute of Technology","ror":"https://ror.org/02z43xh36","country_code":"US","type":"education","lineage":["https://openalex.org/I108468826"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Arash Shokouhmand","raw_affiliation_strings":["Stevens Institute of Technology,Department of Electrical and Computer Engineering,Hoboken,USA","Department of Electrical and Computer Engineering, Stevens Institute of Technology, Hoboken, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stevens Institute of Technology,Department of Electrical and Computer Engineering,Hoboken,USA","institution_ids":["https://openalex.org/I108468826"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Stevens Institute of Technology, Hoboken, USA","institution_ids":["https://openalex.org/I108468826"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019388756","display_name":"Haoran Wen","orcid":"https://orcid.org/0000-0003-4691-701X"},"institutions":[{"id":"https://openalex.org/I1342911587","display_name":"Oracle (United States)","ror":"https://ror.org/006c77m33","country_code":"US","type":"company","lineage":["https://openalex.org/I1342911587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Haoran Wen","raw_affiliation_strings":["StethX Microsystems Inc.,Atlanta,USA","StethX Microsystems Inc., Atlanta, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"StethX Microsystems Inc.,Atlanta,USA","institution_ids":["https://openalex.org/I1342911587"]},{"raw_affiliation_string":"StethX Microsystems Inc., Atlanta, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057294367","display_name":"Samiha Khan","orcid":null},"institutions":[{"id":"https://openalex.org/I4210104314","display_name":"New York Institute of Technology","ror":"https://ror.org/01bghzb51","country_code":"US","type":"education","lineage":["https://openalex.org/I4210104314"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Samiha Khan","raw_affiliation_strings":["New York Institute of Technology College of Osteopathic Medicine,New York,USA","New York Institute of Technology College of Osteopathic Medicine, New York, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"New York Institute of Technology College of Osteopathic Medicine,New York,USA","institution_ids":["https://openalex.org/I4210104314"]},{"raw_affiliation_string":"New York Institute of Technology College of Osteopathic Medicine, New York, USA","institution_ids":["https://openalex.org/I4210104314"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017696045","display_name":"Joseph A. Puma","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Joseph A. Puma","raw_affiliation_strings":["Sorin Medical P.C.,New York,USA","Sorin Medical P.C., New York, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sorin Medical P.C.,New York,USA","institution_ids":[]},{"raw_affiliation_string":"Sorin Medical P.C., New York, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053786024","display_name":"Amisha Patel","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Amisha Patel","raw_affiliation_strings":["Sorin Medical P.C.,New York,USA","Sorin Medical P.C., New York, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sorin Medical P.C.,New York,USA","institution_ids":[]},{"raw_affiliation_string":"Sorin Medical P.C., New York, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008209024","display_name":"Philip Green","orcid":"https://orcid.org/0009-0006-6434-2052"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Philip Green","raw_affiliation_strings":["Sorin Medical P.C.,New York,USA","Sorin Medical P.C., New York, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sorin Medical P.C.,New York,USA","institution_ids":[]},{"raw_affiliation_string":"Sorin Medical P.C., New York, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081523432","display_name":"Farrokh Ayazi","orcid":"https://orcid.org/0000-0002-4539-7393"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]},{"id":"https://openalex.org/I1342911587","display_name":"Oracle (United States)","ror":"https://ror.org/006c77m33","country_code":"US","type":"company","lineage":["https://openalex.org/I1342911587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Farrokh Ayazi","raw_affiliation_strings":["StethX Microsystems Inc.,Atlanta,USA","School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, USA","StethX Microsystems Inc., Atlanta, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"StethX Microsystems Inc.,Atlanta,USA","institution_ids":["https://openalex.org/I1342911587"]},{"raw_affiliation_string":"School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, USA","institution_ids":["https://openalex.org/I130701444"]},{"raw_affiliation_string":"StethX Microsystems Inc., Atlanta, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111036648","display_name":"Negar Tavassolian","orcid":null},"institutions":[{"id":"https://openalex.org/I108468826","display_name":"Stevens Institute of Technology","ror":"https://ror.org/02z43xh36","country_code":"US","type":"education","lineage":["https://openalex.org/I108468826"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Negar Tavassolian","raw_affiliation_strings":["Stevens Institute of Technology,Department of Electrical and Computer Engineering,Hoboken,USA","Department of Electrical and Computer Engineering, Stevens Institute of Technology, Hoboken, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stevens Institute of Technology,Department of Electrical and Computer Engineering,Hoboken,USA","institution_ids":["https://openalex.org/I108468826"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Stevens Institute of Technology, Hoboken, USA","institution_ids":["https://openalex.org/I108468826"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.623,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.89920098,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"16","issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":0.9998999834060669,"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/T11021","display_name":"ECG Monitoring and Analysis","score":0.9983000159263611,"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"}},{"id":"https://openalex.org/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.9926999807357788,"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/ejection-fraction","display_name":"Ejection fraction","score":0.8521625995635986},{"id":"https://openalex.org/keywords/abnormality","display_name":"Abnormality","score":0.7335498929023743},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.5410704612731934},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.5384590029716492},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.48133978247642517},{"id":"https://openalex.org/keywords/fraction","display_name":"Fraction (chemistry)","score":0.43893951177597046},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4036010503768921},{"id":"https://openalex.org/keywords/heart-failure","display_name":"Heart failure","score":0.2979247570037842},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2805621027946472},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.08620455861091614}],"concepts":[{"id":"https://openalex.org/C78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","level":3,"score":0.8521625995635986},{"id":"https://openalex.org/C50965678","wikidata":"https://www.wikidata.org/wiki/Q2724302","display_name":"Abnormality","level":2,"score":0.7335498929023743},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5410704612731934},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.5384590029716492},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.48133978247642517},{"id":"https://openalex.org/C149629883","wikidata":"https://www.wikidata.org/wiki/Q660926","display_name":"Fraction (chemistry)","level":2,"score":0.43893951177597046},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4036010503768921},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.2979247570037842},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2805621027946472},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.08620455861091614},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sensors52175.2022.9967355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sensors52175.2022.9967355","pdf_url":null,"source":{"id":"https://openalex.org/S4363604906","display_name":"2022 IEEE Sensors","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 IEEE Sensors","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1995159790","https://openalex.org/W2026502131","https://openalex.org/W2080053058","https://openalex.org/W2099168648","https://openalex.org/W2162273778","https://openalex.org/W2409031787","https://openalex.org/W2607377556","https://openalex.org/W3006457576","https://openalex.org/W3014676120","https://openalex.org/W3047208451","https://openalex.org/W3122226502","https://openalex.org/W3173531620","https://openalex.org/W4200197250","https://openalex.org/W4200622901"],"related_works":["https://openalex.org/W4387497383","https://openalex.org/W3183948672","https://openalex.org/W3173606202","https://openalex.org/W3110381201","https://openalex.org/W2948807893","https://openalex.org/W2778153218","https://openalex.org/W2758277628","https://openalex.org/W1531601525","https://openalex.org/W4382048704","https://openalex.org/W4400309032"],"abstract_inverted_index":{"This":[0],"study":[1],"develops":[2],"a":[3,18,163],"wearable":[4],"monitoring":[5],"platform":[6],"for":[7,156,162],"the":[8,44,57,61,71,77,81,131,136,141,157,172,184],"detection":[9,158,180],"of":[10,20,100,150,159,165,177,186],"abnormal":[11],"left":[12,49],"ventricular":[13,50],"ejection":[14,51],"fraction":[15],"(LVEF)":[16],"using":[17],"fusion":[19],"an":[21,27],"accelerometer":[22],"contact":[23],"microphone":[24],"(ACM)":[25],"and":[26,40,48,70,76,83,91,111,124],"electrocardiogram":[28],"(ECG)":[29],"sensor.":[30],"Two":[31],"signal":[32],"processing":[33],"chains":[34],"are":[35,54,135],"designed":[36],"to":[37,102,107],"annotate":[38],"ACM":[39],"ECG":[41,74],"recordings.":[42],"Afterwards,":[43],"pre-ejection":[45],"period":[46],"(PEP)":[47],"time":[52,58,78],"(LVET)":[53],"estimated":[55],"as":[56],"difference":[59,79],"between":[60,80,109],"first":[62,82],"heart":[63,85],"sound":[64],"(S":[65,87],"<inf":[66,88,93],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[67,89,94],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</inf>":[68,90],")":[69],"R-peak":[72],"in":[73],"signals,":[75],"second":[84],"sounds":[86],"S":[92],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</inf>":[95],"),":[96],"respectively.":[97],"The":[98,114],"ratio":[99],"PEP":[101],"LVET":[103],"is":[104,116,154,169,175],"then":[105],"utilized":[106],"differentiate":[108],"healthy":[110,122],"abnormal-LVEF":[112],"groups.":[113],"model":[115],"evaluated":[117],"on":[118],"15":[119],"subjects":[120,123,126],"(8":[121],"7":[125],"with":[127,181],"LVEF":[128,137,160,178],"abnormality)":[129],"where":[130],"ground":[132],"truth":[133],"values":[134],"parameter":[138],"acquired":[139],"by":[140],"echocardiography":[142],"machine.":[143],"An":[144],"average":[145],"(\u00b1":[146,152],"standard":[147],"deviation)":[148],"accuracy":[149],"84.47%":[151],"17.58%)":[153],"obtained":[155],"abnormality":[161,179],"total":[164],"5989":[166],"heartbeats.":[167],"It":[168],"demonstrated":[170],"that":[171],"proposed":[173],"method":[174],"capable":[176],"accuracies":[182],"within":[183],"range":[185],"54.35%":[187],"-":[188],"100%.":[189]},"counts_by_year":[{"year":2023,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}