{"id":"https://openalex.org/W2898794662","doi":"https://doi.org/10.1109/embc.2018.8513688","title":"Apnea and Hypopnea Events Classification Using Amplitude Spectrum Trend Feature of Snores","display_name":"Apnea and Hypopnea Events Classification Using Amplitude Spectrum Trend Feature of Snores","publication_year":2018,"publication_date":"2018-07-01","ids":{"openalex":"https://openalex.org/W2898794662","doi":"https://doi.org/10.1109/embc.2018.8513688","mag":"2898794662","pmid":"https://pubmed.ncbi.nlm.nih.gov/30441712"},"language":"en","primary_location":{"id":"doi:10.1109/embc.2018.8513688","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2018.8513688","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 40th Annual International Conference of the IEEE Engineering in Medicine and 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/A5101478138","display_name":"Jingpeng Sun","orcid":"https://orcid.org/0000-0003-1316-252X"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jingpeng Sun","raw_affiliation_strings":["University of the Chinese Academy of Sciences, Beijing, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"University of the Chinese Academy of Sciences, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016446416","display_name":"Xiyuan Hu","orcid":"https://orcid.org/0000-0002-7095-6986"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiyuan Hu","raw_affiliation_strings":["University of the Chinese Academy of Sciences, Beijing, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"University of the Chinese Academy of Sciences, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076462524","display_name":"Yingying Zhao","orcid":"https://orcid.org/0000-0001-5902-1306"},"institutions":[{"id":"https://openalex.org/I4210146387","display_name":"Guang\u2019anmen Hospital","ror":"https://ror.org/04gjmb875","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210146387"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yingying Zhao","raw_affiliation_strings":["South Campus of Guanganmen Hospital, China Academy of Chinese Medical, Beijing, P.R. China"],"affiliations":[{"raw_affiliation_string":"South Campus of Guanganmen Hospital, China Academy of Chinese Medical, Beijing, P.R. China","institution_ids":["https://openalex.org/I4210146387"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101063031","display_name":"Shuchen Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I4210146387","display_name":"Guang\u2019anmen Hospital","ror":"https://ror.org/04gjmb875","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210146387"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuchen Sun","raw_affiliation_strings":["Guanganmen Hospital, China Academy of Chinese Medical, Beijing, P.R. China"],"affiliations":[{"raw_affiliation_string":"Guanganmen Hospital, China Academy of Chinese Medical, Beijing, P.R. China","institution_ids":["https://openalex.org/I4210146387"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100418370","display_name":"Chen Chen","orcid":"https://orcid.org/0000-0001-7587-3314"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chen Chen","raw_affiliation_strings":["University of the Chinese Academy of Sciences, Beijing, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"University of the Chinese Academy of Sciences, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043440896","display_name":"Silong Peng","orcid":"https://orcid.org/0000-0002-3594-5843"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Silong Peng","raw_affiliation_strings":["University of the Chinese Academy of Sciences, Beijing, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"University of the Chinese Academy of Sciences, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I4210165038"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101478138"],"corresponding_institution_ids":["https://openalex.org/I4210165038"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.17065722,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"2018","issue":null,"first_page":"6036","last_page":"6039"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9991000294685364,"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"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9955999851226807,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/hypopnea","display_name":"Hypopnea","score":0.6689431667327881},{"id":"https://openalex.org/keywords/mel-frequency-cepstrum","display_name":"Mel-frequency cepstrum","score":0.6362807154655457},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.5882256031036377},{"id":"https://openalex.org/keywords/apnea","display_name":"Apnea","score":0.5497038960456848},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.48180311918258667},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4790428876876831},{"id":"https://openalex.org/keywords/event","display_name":"Event (particle physics)","score":0.4525756239891052},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4377908706665039},{"id":"https://openalex.org/keywords/cepstrum","display_name":"Cepstrum","score":0.4265443682670593},{"id":"https://openalex.org/keywords/obstructive-sleep-apnea","display_name":"Obstructive sleep apnea","score":0.4216330051422119},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4134674370288849},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.385042667388916},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.321418821811676},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.24333888292312622},{"id":"https://openalex.org/keywords/polysomnography","display_name":"Polysomnography","score":0.16078469157218933},{"id":"https://openalex.org/keywords/anesthesia","display_name":"Anesthesia","score":0.11816364526748657}],"concepts":[{"id":"https://openalex.org/C2777711342","wikidata":"https://www.wikidata.org/wiki/Q957217","display_name":"Hypopnea","level":4,"score":0.6689431667327881},{"id":"https://openalex.org/C151989614","wikidata":"https://www.wikidata.org/wiki/Q440370","display_name":"Mel-frequency cepstrum","level":3,"score":0.6362807154655457},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.5882256031036377},{"id":"https://openalex.org/C2781326671","wikidata":"https://www.wikidata.org/wiki/Q754424","display_name":"Apnea","level":2,"score":0.5497038960456848},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.48180311918258667},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4790428876876831},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.4525756239891052},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4377908706665039},{"id":"https://openalex.org/C88485024","wikidata":"https://www.wikidata.org/wiki/Q1054571","display_name":"Cepstrum","level":2,"score":0.4265443682670593},{"id":"https://openalex.org/C2776006263","wikidata":"https://www.wikidata.org/wiki/Q16606552","display_name":"Obstructive sleep apnea","level":2,"score":0.4216330051422119},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4134674370288849},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.385042667388916},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.321418821811676},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.24333888292312622},{"id":"https://openalex.org/C2778205975","wikidata":"https://www.wikidata.org/wiki/Q1754874","display_name":"Polysomnography","level":3,"score":0.16078469157218933},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.11816364526748657},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[{"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":"D012913","descriptor_name":"Snoring","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012913","descriptor_name":"Snoring","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012913","descriptor_name":"Snoring","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D020181","descriptor_name":"Sleep Apnea, Obstructive","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D020181","descriptor_name":"Sleep Apnea, Obstructive","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D020181","descriptor_name":"Sleep Apnea, Obstructive","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D025341","descriptor_name":"Principal Component Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D025341","descriptor_name":"Principal Component Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D025341","descriptor_name":"Principal Component Analysis","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":2,"locations":[{"id":"doi:10.1109/embc.2018.8513688","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2018.8513688","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)","raw_type":"proceedings-article"},{"id":"pmid:30441712","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30441712","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1508729303","https://openalex.org/W1541554609","https://openalex.org/W1607139384","https://openalex.org/W1970080918","https://openalex.org/W2000058559","https://openalex.org/W2014791041","https://openalex.org/W2019447905","https://openalex.org/W2059648060","https://openalex.org/W2079554853","https://openalex.org/W2107969660","https://openalex.org/W2120264603","https://openalex.org/W2148154194","https://openalex.org/W2532599984","https://openalex.org/W2538918575","https://openalex.org/W2746502628","https://openalex.org/W2756387559","https://openalex.org/W2895485221","https://openalex.org/W4245923654","https://openalex.org/W6641117596","https://openalex.org/W6743972477"],"related_works":["https://openalex.org/W2389628478","https://openalex.org/W3032635776","https://openalex.org/W2353940186","https://openalex.org/W3030497161","https://openalex.org/W2018086531","https://openalex.org/W1980297060","https://openalex.org/W2387604097","https://openalex.org/W2373675101","https://openalex.org/W4385672897","https://openalex.org/W106160982"],"abstract_inverted_index":{"Research":[0],"on":[1],"snores":[2,34,125],"for":[3,86,99,107],"Obstructive":[4],"Sleep":[5],"Apnea":[6],"Syndrome":[7],"(OSAS)":[8],"diagnosis":[9],"is":[10,84],"a":[11,22,54],"new":[12,55],"trend":[13,59],"in":[14,123],"recent":[15],"years.":[16],"In":[17],"this":[18],"paper,":[19],"we":[20,31,52],"proposed":[21,68,121],"snore-based":[23],"apnea":[24,37,108,128],"and":[25,39,47,102,109,129],"hypopnea":[26,42,110,130],"events":[27,111],"classification":[28],"approach.":[29],"Firstly,":[30],"define":[32],"the":[33,36,41,58,61,77,117,120],"after":[35],"event":[38,43],"during":[40],"as":[44,73],"apnea-event-snore":[45],"(AES)":[46],"hypopnea-event-snore":[48],"(HES),":[49],"respectively.":[50],"Then,":[51],"design":[53],"feature":[56,69],"from":[57],"of":[60,64,76,119],"amplitude":[62],"spectrum":[63],"snores.":[65],"The":[66,89,113],"newly":[67],"can":[70],"be":[71],"viewed":[72],"an":[74],"improvement":[75],"Mel-frequency":[78],"cepstral":[79],"coefficient":[80],"(MFCC)":[81],"feature,":[82],"which":[83],"well-known":[85],"speech":[87],"recognition.":[88],"extracted":[90],"features":[91],"were":[92],"fed":[93],"to":[94,126],"principle":[95],"component":[96],"analysis":[97],"(PCA)":[98],"dimension":[100],"reduction":[101],"support":[103],"vector":[104],"machine":[105],"(SVM)":[106],"classification.":[112],"experimental":[114],"results":[115],"demonstrate":[116],"efficiency":[118],"algorithm":[122],"using":[124],"classify":[127],"events.":[131]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}