{"id":"https://openalex.org/W4294316731","doi":"https://doi.org/10.1186/s12911-022-01976-6","title":"Diagnosis of cardiac abnormalities based on phonocardiogram using a novel fuzzy matching feature extraction method","display_name":"Diagnosis of cardiac abnormalities based on phonocardiogram using a novel fuzzy matching feature extraction method","publication_year":2022,"publication_date":"2022-09-02","ids":{"openalex":"https://openalex.org/W4294316731","doi":"https://doi.org/10.1186/s12911-022-01976-6","pmid":"https://pubmed.ncbi.nlm.nih.gov/36056352"},"language":"en","primary_location":{"id":"doi:10.1186/s12911-022-01976-6","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-022-01976-6","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-022-01976-6","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-022-01976-6","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044642989","display_name":"Wanrong Yang","orcid":"https://orcid.org/0000-0003-0216-3762"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wanrong Yang","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100940170","display_name":"Jiajie Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiajie Xu","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103134692","display_name":"Junhong Xiang","orcid":"https://orcid.org/0009-0005-9748-6004"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junhong Xiang","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000044974","display_name":"Zhonghong Yan","orcid":"https://orcid.org/0000-0002-7420-0828"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhonghong Yan","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077183481","display_name":"Hengyu Zhou","orcid":"https://orcid.org/0000-0001-8151-2590"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hengyu Zhou","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005886783","display_name":"Binbin Wen","orcid":"https://orcid.org/0000-0001-5114-7756"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Binbin Wen","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088090789","display_name":"Hai Kong","orcid":null},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hai Kong","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038931430","display_name":"Rui Zhu","orcid":"https://orcid.org/0000-0003-0831-0145"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Zhu","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100382413","display_name":"Wang Li","orcid":"https://orcid.org/0000-0002-7207-3837"},"institutions":[{"id":"https://openalex.org/I50632499","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477","country_code":"CN","type":"education","lineage":["https://openalex.org/I50632499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wang Li","raw_affiliation_strings":["School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China. wang.l@cqut.edu.cn","School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China. wang.l@cqut.edu.cn","institution_ids":[]},{"raw_affiliation_string":"School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing, China","institution_ids":["https://openalex.org/I50632499"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5044642989"],"corresponding_institution_ids":["https://openalex.org/I50632499"],"apc_list":{"value":1570,"currency":"GBP","value_usd":1925},"apc_paid":{"value":1570,"currency":"GBP","value_usd":1925},"fwci":1.9652,"has_fulltext":true,"cited_by_count":13,"citation_normalized_percentile":{"value":0.87426971,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"22","issue":"1","first_page":"230","last_page":"230"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":0.9883000254631042,"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":0.9883000254631042,"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/T11396","display_name":"Artificial Intelligence in Healthcare","score":0.00279999990016222,"subfield":{"id":"https://openalex.org/subfields/3605","display_name":"Health Information Management"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11021","display_name":"ECG Monitoring and Analysis","score":0.0010999999940395355,"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/phonocardiogram","display_name":"Phonocardiogram","score":0.8937840461730957},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.7393817901611328},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.64241623878479},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6312174201011658},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.598002016544342},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.5500017404556274},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4551437497138977},{"id":"https://openalex.org/keywords/random-forest","display_name":"Random forest","score":0.4167138934135437},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.13107946515083313}],"concepts":[{"id":"https://openalex.org/C159693508","wikidata":"https://www.wikidata.org/wiki/Q3301075","display_name":"Phonocardiogram","level":2,"score":0.8937840461730957},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.7393817901611328},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.64241623878479},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6312174201011658},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.598002016544342},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.5500017404556274},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4551437497138977},{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.4167138934135437},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.13107946515083313}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006331","descriptor_name":"Heart Diseases","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D006331","descriptor_name":"Heart Diseases","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D006331","descriptor_name":"Heart Diseases","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D006331","descriptor_name":"Heart Diseases","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"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":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","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":"D060388","descriptor_name":"Support Vector Machine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1186/s12911-022-01976-6","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-022-01976-6","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-022-01976-6","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},{"id":"pmid:36056352","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36056352","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":"BMC medical informatics and decision making","raw_type":null},{"id":"pmh:oai:doaj.org/article:1e66ddf569b74358aa195770c1bc64c4","is_oa":true,"landing_page_url":"https://doaj.org/article/1e66ddf569b74358aa195770c1bc64c4","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"BMC Medical Informatics and Decision Making, Vol 22, Iss 1, Pp 1-13 (2022)","raw_type":"article"},{"id":"pmh:oai:pubmedcentral.nih.gov:9439280","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9439280","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"BMC Med Inform Decis Mak","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.1186/s12911-022-01976-6","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-022-01976-6","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-022-01976-6","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4099999964237213,"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321135","display_name":"Chongqing University","ror":"https://ror.org/023rhb549"},{"id":"https://openalex.org/F4320322955","display_name":"Chongqing University of Technology","ror":"https://ror.org/04vgbd477"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4294316731.pdf","grobid_xml":"https://content.openalex.org/works/W4294316731.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W1412963919","https://openalex.org/W1977177161","https://openalex.org/W1981294346","https://openalex.org/W1984541135","https://openalex.org/W2076042203","https://openalex.org/W2107216691","https://openalex.org/W2136132422","https://openalex.org/W2167426485","https://openalex.org/W2170674712","https://openalex.org/W2216946510","https://openalex.org/W2342504937","https://openalex.org/W2728656984","https://openalex.org/W2808937140","https://openalex.org/W2811161392","https://openalex.org/W2901976219","https://openalex.org/W2915954229","https://openalex.org/W2990764305","https://openalex.org/W2999407103","https://openalex.org/W3008421649","https://openalex.org/W3035159033","https://openalex.org/W3037146579","https://openalex.org/W3084009472","https://openalex.org/W3107612520","https://openalex.org/W3131177344","https://openalex.org/W3132952621","https://openalex.org/W3136021864","https://openalex.org/W3147681019","https://openalex.org/W3152715564","https://openalex.org/W3160261825","https://openalex.org/W3172243723","https://openalex.org/W3186890061","https://openalex.org/W3196437584","https://openalex.org/W4213086326","https://openalex.org/W4213293560","https://openalex.org/W4223903624","https://openalex.org/W6680298704","https://openalex.org/W6796561208","https://openalex.org/W6973230856"],"related_works":["https://openalex.org/W2387004671","https://openalex.org/W2066804906","https://openalex.org/W2184139745","https://openalex.org/W2163299290","https://openalex.org/W2463659687","https://openalex.org/W4200112873","https://openalex.org/W2955796858","https://openalex.org/W4224941037","https://openalex.org/W2004826645","https://openalex.org/W3135818052"],"abstract_inverted_index":{"BACKGROUND:":[0],"The":[1,18,238],"diagnosis":[2,20],"of":[3,21,31,38,44,47,61,65,80,114,164,185,201],"cardiac":[4,22,48],"abnormalities":[5,23],"based":[6,73,149,224],"on":[7,74,150,225],"heart":[8,32,143,279],"sound":[9,280],"signal":[10,82,86,98,101],"is":[11,265],"a":[12,25,53,63,75,155,266],"research":[13],"hotspot":[14],"in":[15,102],"recent":[16],"years.":[17],"early":[19],"has":[24],"crucial":[26],"significance":[27],"for":[28,278],"the":[29,36,84,146,160,174,178,217,226],"treatment":[30],"diseases.":[33],"METHODS:":[34],"For":[35],"sake":[37],"achieving":[39],"more":[40],"practical":[41,267],"clinical":[42],"applications":[43],"automatic":[45],"recognition":[46,285],"abnormalities,":[49],"here":[50],"we":[51,157,233],"proposed":[52,115,179,259],"novel":[54],"fuzzy":[55,260],"matching":[56,93,261],"feature":[57,116,262],"extraction":[58,117,263],"method.":[59,180],"First":[60],"all,":[62],"group":[64],"Gaussian":[66],"wavelets":[67],"are":[68,87,108,139,195,243],"selected":[69],"and":[70,83,92,99,105,131,199,207,272,282],"then":[71,88,109],"optimized":[72],"template":[76,85,97],"signal.":[77],"Convolutional":[78],"features":[79,95,148,175,190,203,274],"test":[81,100,112],"computed.":[89],"Matching":[90],"degree":[91],"energy":[94],"between":[96,249],"time":[103],"domain":[104,107],"frequency":[106],"extracted.":[110],"To":[111],"performance":[113,219],"method,":[118],"machine":[119],"learning":[120],"algorithms":[121,223],"such":[122],"as":[123],"K-nearest":[124],"neighbor,":[125],"support":[126,212],"vector":[127,213],"machine,":[128,214],"random":[129,165],"forest":[130,166],"multilayer":[132],"perceptron":[133],"with":[134,189],"grid":[135],"search":[136],"parameter":[137],"optimization":[138],"constructed":[140],"to":[141,269],"recognize":[142],"disease":[144],"using":[145,173,211],"extracted":[147,176,191],"phonocardiogram":[151,186],"signals.":[152],"RESULTS:":[153],"As":[154],"result,":[156],"found":[158],"that":[159,241,257],"best":[161,218],"classification":[162],"accuracy":[163],"reaches":[167,204],"96.5%":[168],"under":[169],"tenfold":[170],"cross":[171],"validation":[172],"by":[177,192],"Further,":[181],"Mel-Frequency":[182],"Cepstral":[183],"Coefficients":[184],"signals":[187,277],"combing":[188],"our":[193,258],"algorithm":[194],"evaluated.":[196],"Accuracy,":[197],"sensitivity":[198],"specificity":[200],"integrated":[202],"99.0%,":[205],"99.4%":[206],"99.7%":[208],"respectively":[209],"when":[210],"which":[215],"achieves":[216],"among":[220],"all":[221],"reported":[222],"same":[227],"dataset.":[228],"On":[229],"several":[230],"common":[231],"features,":[232],"used":[234],"independent":[235],"sample":[236],"t-tests.":[237],"results":[239],"revealed":[240],"there":[242],"significant":[244],"differences":[245],"(p":[246],"<":[247],"0.05)":[248],"5":[250],"categories.":[251],"CONCLUSION:":[252],"It":[253],"can":[254],"be":[255],"concluded":[256],"method":[264],"approach":[268],"extract":[270],"powerful":[271],"interpretable":[273],"from":[275],"one-dimensional":[276],"diagnostics":[281],"other":[283],"pattern":[284],"task.":[286]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}