{"id":"https://openalex.org/W2911420178","doi":"https://doi.org/10.1109/jbhi.2019.2894222","title":"Deep Convolutional Neural Networks for Heart Sound Segmentation","display_name":"Deep Convolutional Neural Networks for Heart Sound Segmentation","publication_year":2019,"publication_date":"2019-01-22","ids":{"openalex":"https://openalex.org/W2911420178","doi":"https://doi.org/10.1109/jbhi.2019.2894222","mag":"2911420178","pmid":"https://pubmed.ncbi.nlm.nih.gov/30668487"},"language":"en","primary_location":{"id":"doi:10.1109/jbhi.2019.2894222","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jbhi.2019.2894222","pdf_url":null,"source":{"id":"https://openalex.org/S2495854775","display_name":"IEEE Journal of Biomedical and Health Informatics","issn_l":"2168-2194","issn":["2168-2194","2168-2208"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Biomedical and Health Informatics","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/A5057294055","display_name":"Francesco Renna","orcid":null},"institutions":[{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]},{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Francesco Renna","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Faculdade de Ci\u00eancias da Universidade do Porto, Porto, Portugal"],"raw_orcid":"https://orcid.org/0000-0002-8243-8350","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Faculdade de Ci\u00eancias da Universidade do Porto, Porto, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I182534213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048091232","display_name":"Jorge Oliveira","orcid":"https://orcid.org/0000-0002-3190-8367"},"institutions":[{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]},{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jorge Oliveira","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Faculdade de Ci\u00eancias da Universidade do Porto, Porto, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Faculdade de Ci\u00eancias da Universidade do Porto, Porto, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I182534213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038594477","display_name":"Miguel Coimbra","orcid":"https://orcid.org/0000-0001-7501-6523"},"institutions":[{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]},{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Miguel T. Coimbra","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Faculdade de Ci\u00eancias da Universidade do Porto, Porto, Portugal"],"raw_orcid":"https://orcid.org/0000-0001-7501-6523","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Faculdade de Ci\u00eancias da Universidade do Porto, Porto, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I182534213"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.6336,"has_fulltext":false,"cited_by_count":131,"citation_normalized_percentile":{"value":0.98346782,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"23","issue":"6","first_page":"2435","last_page":"2445"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":1.0,"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":1.0,"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/T11309","display_name":"Music and Audio Processing","score":0.9585000276565552,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.8455338478088379},{"id":"https://openalex.org/keywords/hidden-markov-model","display_name":"Hidden Markov model","score":0.7669198513031006},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7500499486923218},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.723162055015564},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6609393954277039},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6169572472572327},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.5182366371154785},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.49457022547721863},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.45383313298225403}],"concepts":[{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.8455338478088379},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.7669198513031006},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7500499486923218},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.723162055015564},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6609393954277039},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6169572472572327},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.5182366371154785},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.49457022547721863},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.45383313298225403}],"mesh":[{"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":"D006347","descriptor_name":"Heart Sounds","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006347","descriptor_name":"Heart Sounds","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006347","descriptor_name":"Heart Sounds","qualifier_ui":"Q000502","qualifier_name":"physiology","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":"D008390","descriptor_name":"Markov Chains","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008390","descriptor_name":"Markov Chains","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008390","descriptor_name":"Markov Chains","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010701","descriptor_name":"Phonocardiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D010701","descriptor_name":"Phonocardiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D010701","descriptor_name":"Phonocardiography","qualifier_ui":"Q000379","qualifier_name":"methods","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":"D016208","descriptor_name":"Databases, Factual","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016208","descriptor_name":"Databases, Factual","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016208","descriptor_name":"Databases, Factual","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":true},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","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":true}],"locations_count":2,"locations":[{"id":"doi:10.1109/jbhi.2019.2894222","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jbhi.2019.2894222","pdf_url":null,"source":{"id":"https://openalex.org/S2495854775","display_name":"IEEE Journal of Biomedical and Health Informatics","issn_l":"2168-2194","issn":["2168-2194","2168-2208"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Biomedical and Health Informatics","raw_type":"journal-article"},{"id":"pmid:30668487","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30668487","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":"IEEE journal of biomedical and health informatics","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":58,"referenced_works":["https://openalex.org/W1486263275","https://openalex.org/W1501556024","https://openalex.org/W1506806321","https://openalex.org/W1522301498","https://openalex.org/W1533861849","https://openalex.org/W1751223533","https://openalex.org/W1901129140","https://openalex.org/W1957473367","https://openalex.org/W2019092077","https://openalex.org/W2020459286","https://openalex.org/W2049734941","https://openalex.org/W2076618452","https://openalex.org/W2081741488","https://openalex.org/W2089982194","https://openalex.org/W2097085008","https://openalex.org/W2103456541","https://openalex.org/W2119153877","https://openalex.org/W2120578902","https://openalex.org/W2142704046","https://openalex.org/W2146837818","https://openalex.org/W2148652101","https://openalex.org/W2156095312","https://openalex.org/W2160423852","https://openalex.org/W2162451429","https://openalex.org/W2162627165","https://openalex.org/W2221758221","https://openalex.org/W2301158262","https://openalex.org/W2342504937","https://openalex.org/W2400114891","https://openalex.org/W2557139718","https://openalex.org/W2591957616","https://openalex.org/W2592074136","https://openalex.org/W2593815446","https://openalex.org/W2594107056","https://openalex.org/W2594894714","https://openalex.org/W2616896668","https://openalex.org/W2735987108","https://openalex.org/W2740469355","https://openalex.org/W2768358897","https://openalex.org/W2799501318","https://openalex.org/W2806437495","https://openalex.org/W2811077472","https://openalex.org/W2964121744","https://openalex.org/W3194616748","https://openalex.org/W6629124612","https://openalex.org/W6631190155","https://openalex.org/W6631943919","https://openalex.org/W6639824700","https://openalex.org/W6677735188","https://openalex.org/W6688586840","https://openalex.org/W6734189439","https://openalex.org/W6734337662","https://openalex.org/W6734377318","https://openalex.org/W6734430412","https://openalex.org/W6734724335","https://openalex.org/W6738231085","https://openalex.org/W6750666156","https://openalex.org/W6800073625"],"related_works":["https://openalex.org/W4312417841","https://openalex.org/W4321369474","https://openalex.org/W2731899572","https://openalex.org/W3133861977","https://openalex.org/W4200173597","https://openalex.org/W3116150086","https://openalex.org/W2999805992","https://openalex.org/W2790662084","https://openalex.org/W177166743","https://openalex.org/W4291897433"],"abstract_inverted_index":{"This":[0],"paper":[1],"studies":[2],"the":[3,24,50,53,59,67,113],"use":[4],"of":[5,26,52,70,133,141],"deep":[6,28],"convolutional":[7,29,83],"neural":[8,30,55,84],"networks":[9,85],"to":[10,49,63,99,122],"segment":[11],"heart":[12,74,109],"sounds":[13],"into":[14],"their":[15],"main":[16],"components.":[17],"The":[18,103],"proposed":[19,54,104],"methods":[20,127],"are":[21,47,86,106,120],"based":[22],"on":[23,108],"adoption":[25],"a":[27,73],"network":[31],"architecture,":[32],"which":[33,57],"is":[34],"inspired":[35],"by":[36,128],"similar":[37],"approaches":[38,105],"used":[39,87],"for":[40],"image":[41],"segmentation.":[42],"Different":[43],"temporal":[44],"modeling":[45],"schemes":[46],"applied":[48],"output":[51,60],"network,":[56],"induce":[58],"state":[61],"sequence":[62,69],"be":[64],"consistent":[65],"with":[66,90],"natural":[68],"states":[71],"within":[72],"sound":[75,110],"signal":[76],"(S1,":[77],"systole,":[78],"S2,":[79],"diastole).":[80],"In":[81],"particular,":[82],"in":[88,143],"conjunction":[89],"underlying":[91],"hidden":[92,96],"Markov":[93],"models":[94,98],"and":[95,118,135,146],"semi-Markov":[97],"infer":[100],"emission":[101],"distributions.":[102],"tested":[107],"signals":[111],"from":[112],"publicly":[114],"available":[115],"PhysioNet":[116],"dataset,":[117],"they":[119],"shown":[121],"outperform":[123],"current":[124],"state-of-the-art":[125],"segmentation":[126],"achieving":[129],"an":[130,136],"average":[131,137],"sensitivity":[132],"93.9%":[134],"positive":[138],"predictive":[139],"value":[140],"94%":[142],"detecting":[144],"S1":[145],"S2":[147],"sounds.":[148]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":29},{"year":2024,"cited_by_count":27},{"year":2023,"cited_by_count":22},{"year":2022,"cited_by_count":23},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
