{"id":"https://openalex.org/W4406110900","doi":"https://doi.org/10.1109/tim.2024.3522412","title":"A Proof-of-Concept Study on Noncontact BCG-Based Cardiac Monitoring for In-Patients With Sleep Apnea Syndrome Using Piezoelectric Ceramics","display_name":"A Proof-of-Concept Study on Noncontact BCG-Based Cardiac Monitoring for In-Patients With Sleep Apnea Syndrome Using Piezoelectric Ceramics","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4406110900","doi":"https://doi.org/10.1109/tim.2024.3522412"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2024.3522412","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2024.3522412","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"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 Transactions on Instrumentation and Measurement","raw_type":"journal-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/A5103002983","display_name":"Baoxian Yu","orcid":"https://orcid.org/0000-0002-8068-3766"},"institutions":[{"id":"https://openalex.org/I4210086551","display_name":"Academic Degrees & Graduate Education","ror":"https://ror.org/002e3sm06","country_code":"CN","type":"education","lineage":["https://openalex.org/I1327237609","https://openalex.org/I4210086551","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I187400657","display_name":"South China Normal University","ror":"https://ror.org/01kq0pv72","country_code":"CN","type":"education","lineage":["https://openalex.org/I187400657"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Baoxian Yu","raw_affiliation_strings":["School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","School of Electronics and Information Engineering, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","institution_ids":["https://openalex.org/I187400657"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, China","institution_ids":["https://openalex.org/I4210086551"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001142505","display_name":"Y W Chen","orcid":"https://orcid.org/0009-0003-0589-9414"},"institutions":[{"id":"https://openalex.org/I187400657","display_name":"South China Normal University","ror":"https://ror.org/01kq0pv72","country_code":"CN","type":"education","lineage":["https://openalex.org/I187400657"]},{"id":"https://openalex.org/I4210086551","display_name":"Academic Degrees & Graduate Education","ror":"https://ror.org/002e3sm06","country_code":"CN","type":"education","lineage":["https://openalex.org/I1327237609","https://openalex.org/I4210086551","https://openalex.org/I4210127390"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yaosheng Chen","raw_affiliation_strings":["School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","School of Electronics and Information Engineering, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","institution_ids":["https://openalex.org/I187400657"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, China","institution_ids":["https://openalex.org/I4210086551"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023972919","display_name":"Dongli Cai","orcid":"https://orcid.org/0009-0008-2360-6933"},"institutions":[{"id":"https://openalex.org/I4210086551","display_name":"Academic Degrees & Graduate Education","ror":"https://ror.org/002e3sm06","country_code":"CN","type":"education","lineage":["https://openalex.org/I1327237609","https://openalex.org/I4210086551","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I187400657","display_name":"South China Normal University","ror":"https://ror.org/01kq0pv72","country_code":"CN","type":"education","lineage":["https://openalex.org/I187400657"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongli Cai","raw_affiliation_strings":["School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","School of Electronics and Information Engineering, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","institution_ids":["https://openalex.org/I187400657"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, China","institution_ids":["https://openalex.org/I4210086551"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100399305","display_name":"Han Zhang","orcid":"https://orcid.org/0009-0000-2090-374X"},"institutions":[{"id":"https://openalex.org/I4210086551","display_name":"Academic Degrees & Graduate Education","ror":"https://ror.org/002e3sm06","country_code":"CN","type":"education","lineage":["https://openalex.org/I1327237609","https://openalex.org/I4210086551","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I187400657","display_name":"South China Normal University","ror":"https://ror.org/01kq0pv72","country_code":"CN","type":"education","lineage":["https://openalex.org/I187400657"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Han Zhang","raw_affiliation_strings":["School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","School of Electronics and Information Engineering, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Science and Engineering (School of Microelectronics), South China Normal University, Foshan, China","institution_ids":["https://openalex.org/I187400657"]},{"raw_affiliation_string":"School of Electronics and Information Engineering, China","institution_ids":["https://openalex.org/I4210086551"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5103002983"],"corresponding_institution_ids":["https://openalex.org/I187400657","https://openalex.org/I4210086551"],"apc_list":null,"apc_paid":null,"fwci":4.1721,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.93064063,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"74","issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.9991000294685364,"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/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9990000128746033,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/sleep-apnea","display_name":"Sleep apnea","score":0.6470774412155151},{"id":"https://openalex.org/keywords/piezoelectricity","display_name":"Piezoelectricity","score":0.6238670945167542},{"id":"https://openalex.org/keywords/sleep","display_name":"Sleep (system call)","score":0.49173715710639954},{"id":"https://openalex.org/keywords/ceramic","display_name":"Ceramic","score":0.4528816342353821},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.45215415954589844},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.4366304874420166},{"id":"https://openalex.org/keywords/proof-of-concept","display_name":"Proof of concept","score":0.4245182275772095},{"id":"https://openalex.org/keywords/biomedical-engineering","display_name":"Biomedical engineering","score":0.35672783851623535},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.35638105869293213},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.354175865650177},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3382408618927002},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2873481512069702},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17944559454917908},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.10912606120109558}],"concepts":[{"id":"https://openalex.org/C2777935920","wikidata":"https://www.wikidata.org/wiki/Q213600","display_name":"Sleep apnea","level":2,"score":0.6470774412155151},{"id":"https://openalex.org/C100082104","wikidata":"https://www.wikidata.org/wiki/Q183759","display_name":"Piezoelectricity","level":2,"score":0.6238670945167542},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.49173715710639954},{"id":"https://openalex.org/C134132462","wikidata":"https://www.wikidata.org/wiki/Q45621","display_name":"Ceramic","level":2,"score":0.4528816342353821},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.45215415954589844},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.4366304874420166},{"id":"https://openalex.org/C124978682","wikidata":"https://www.wikidata.org/wiki/Q1201019","display_name":"Proof of concept","level":2,"score":0.4245182275772095},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.35672783851623535},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.35638105869293213},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.354175865650177},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3382408618927002},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2873481512069702},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17944559454917908},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.10912606120109558},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tim.2024.3522412","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2024.3522412","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"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 Transactions on Instrumentation and Measurement","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2221284054","display_name":null,"funder_award_id":"62401215","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3049915873","display_name":null,"funder_award_id":"202206010127","funder_id":"https://openalex.org/F4320336589","funder_display_name":"Guangxi Key Research and Development Program"},{"id":"https://openalex.org/G523705029","display_name":null,"funder_award_id":"2023B03J1341","funder_id":"https://openalex.org/F4320336589","funder_display_name":"Guangxi Key Research and Development Program"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320336589","display_name":"Guangxi Key Research and Development Program","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W2038436648","https://openalex.org/W2117451748","https://openalex.org/W2148325642","https://openalex.org/W2162273778","https://openalex.org/W2285072859","https://openalex.org/W2286117397","https://openalex.org/W2607078734","https://openalex.org/W2766075711","https://openalex.org/W2805313241","https://openalex.org/W2891778935","https://openalex.org/W2915004429","https://openalex.org/W2948513979","https://openalex.org/W2979671529","https://openalex.org/W2992342621","https://openalex.org/W3004223607","https://openalex.org/W3005125086","https://openalex.org/W3031826823","https://openalex.org/W3097792894","https://openalex.org/W3117648084","https://openalex.org/W3132124275","https://openalex.org/W3134599644","https://openalex.org/W3161070064","https://openalex.org/W3199585085","https://openalex.org/W3211830720","https://openalex.org/W4214660758","https://openalex.org/W4220767242","https://openalex.org/W4220789554","https://openalex.org/W4283207400","https://openalex.org/W4295479824","https://openalex.org/W4296425720","https://openalex.org/W4310336279","https://openalex.org/W4311664146","https://openalex.org/W4312798060","https://openalex.org/W4317387847","https://openalex.org/W4360994088","https://openalex.org/W4361029928","https://openalex.org/W4375928624","https://openalex.org/W4382047853","https://openalex.org/W4387068095","https://openalex.org/W4387789702","https://openalex.org/W4391492612","https://openalex.org/W4392114264","https://openalex.org/W4392406139","https://openalex.org/W6695966438"],"related_works":["https://openalex.org/W120386264","https://openalex.org/W2369514825","https://openalex.org/W4309764133","https://openalex.org/W2031123327","https://openalex.org/W4389328717","https://openalex.org/W2132160072","https://openalex.org/W2761298569","https://openalex.org/W597924346","https://openalex.org/W371177308","https://openalex.org/W2790871915"],"abstract_inverted_index":{"Cardiac":[0],"monitoring":[1,27,257],"is":[2],"essential":[3],"for":[4,25,77,195,258],"in-patients":[5,62],"with":[6,236],"sleep":[7],"apnea":[8],"syndrome":[9],"(SAS),":[10],"where":[11,47,141],"ballistocardiography":[12],"(BCG)-based":[13],"techniques":[14],"provide":[15],"a":[16],"contact-free":[17],"alternative.":[18],"To":[19,57],"assess":[20],"the":[21,48,54,67,128,142,163,171,174,182,200,212,221,250],"potential":[22,222,252],"of":[23,63,71,154,176,184,202,223,253,262],"BCG":[24,43,79,134,196],"cardiac":[26,256],"in":[28,228],"practical":[29,229],"clinic":[30],"scenario,":[31],"this":[32],"study":[33],"conducted":[34],"consistency":[35],"analysis":[36],"between":[37],"vital":[38],"signs":[39],"simultaneously":[40],"recorded":[41],"by":[42,92,162,188,215],"and":[44,80,86,107,135,210,233,245,260],"electrocardiogram":[45],"(ECG),":[46],"latter":[49],"has":[50],"been":[51],"regarded":[52],"as":[53,115,117],"gold":[55],"standard.":[56],"be":[58,192],"specific,":[59],"37":[60],"SAS":[61,237,263],"various":[64],"severities":[65],"from":[66,133],"First":[68],"Affiliate":[69],"Hospital":[70],"Guangzhou":[72],"Medical":[73],"University":[74],"were":[75,138],"recruited":[76],"whole-night":[78],"ECG":[81,136],"recording":[82],"using":[83],"piezoelectric":[84],"ceramics":[85],"Alice":[87],"5":[88],"polysomnography":[89],"(PSG,":[90],"manufactured":[91],"Philips":[93],"Respironics":[94],"Company),":[95],"respectively.":[96],"The":[97,123,152],"off-line":[98],"BCG-based":[99,255],"signal":[100,108],"processing":[101],"was":[102,147,158],"then":[103],"undertaken,":[104],"including":[105],"artifact":[106],"quality":[109],"(SQ)":[110],"labeling,":[111,178],"heartbeat":[112,130,156,185,203,225,241],"interval":[113,186,204,226,242],"detection,":[114],"well":[116],"heart":[118],"rate":[119],"variability":[120],"(HRV)":[121],"evaluation.":[122],"numerical":[124],"results":[125],"showed":[126],"that":[127,181],"intrinsic":[129],"intervals":[131,157],"derived":[132],"signals":[137],"significantly":[139],"consistent,":[140],"overall":[143],"average":[144,213],"absolute":[145],"error":[146],"less":[148],"than":[149],"14":[150],"ms.":[151],"accuracy":[153],"detected":[155],"not":[159],"only":[160],"determined":[161],"detection":[164,187,205,227,243],"method,":[165],"but":[166],"also":[167],"traded":[168],"off":[169],"against":[170],"coverage.":[172],"With":[173],"aid":[175],"SQ":[177,197],"we":[179],"found":[180],"consistence":[183],"different":[189],"methods":[190,206],"can":[191],"underlying":[193],"indicator":[194],"assessment.":[198],"Besides,":[199],"fusion":[201],"complement":[207],"each":[208],"other":[209],"improve":[211],"precision":[214,244],"up":[216],"to":[217],"12.84%":[218],"which":[219,248],"demonstrated":[220],"adaptive":[224],"scenarios.":[230],"Specially,":[231],"mild":[232],"well-healed":[234],"patients":[235],"enjoyed":[238],"both":[239],"higher":[240,246],"coverage,":[247],"implied":[249],"great":[251],"noncontact":[254],"prescreening":[259],"follow-up":[261],"patients.":[264]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}