{"id":"https://openalex.org/W4415086916","doi":"https://doi.org/10.1145/3772318.3790445","title":"LubDubDecoder: Bringing Micro-Mechanical Cardiac Monitoring to Hearables","display_name":"LubDubDecoder: Bringing Micro-Mechanical Cardiac Monitoring to Hearables","publication_year":2026,"publication_date":"2026-04-13","ids":{"openalex":"https://openalex.org/W4415086916","doi":"https://doi.org/10.1145/3772318.3790445"},"language":"en","primary_location":{"id":"doi:10.1145/3772318.3790445","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3772318.3790445","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2026 CHI Conference on Human Factors in Computing Systems","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3772318.3790445","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Siqi Zhang","orcid":"https://orcid.org/0009-0001-1765-1331"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Siqi Zhang","raw_affiliation_strings":["Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA"],"raw_orcid":"https://orcid.org/0009-0001-1765-1331","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011904349","display_name":"Xiyuxing Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]},{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Xiyuxing Zhang","raw_affiliation_strings":["Department of Computer Science and Technology, Tsinghua University, Beijing, China and Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, China"],"raw_orcid":"https://orcid.org/0009-0002-9337-2278","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology, Tsinghua University, Beijing, China and Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, China","institution_ids":["https://openalex.org/I74973139","https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119958340","display_name":"Duc Vu","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]},{"id":"https://openalex.org/I87216513","display_name":"Michigan State University","ror":"https://ror.org/05hs6h993","country_code":"US","type":"education","lineage":["https://openalex.org/I87216513"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Duc Nguyen Tien Vu","raw_affiliation_strings":["Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA and Signal Processing Lab, Michigan State University, East Lansing, Michigan, USA"],"raw_orcid":"https://orcid.org/0009-0003-5072-2992","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA and Signal Processing Lab, Michigan State University, East Lansing, Michigan, USA","institution_ids":["https://openalex.org/I74973139","https://openalex.org/I87216513"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Tao Qiang","orcid":"https://orcid.org/0009-0008-3309-3633"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Qiang","raw_affiliation_strings":["Electrical Engineering and Automation, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0009-0008-3309-3633","affiliations":[{"raw_affiliation_string":"Electrical Engineering and Automation, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119958341","display_name":"Clara Palacios","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Clara Palacios","raw_affiliation_strings":["Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA"],"raw_orcid":"https://orcid.org/0009-0008-9652-0428","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jiangyifei Zhu","orcid":"https://orcid.org/0009-0002-3970-7591"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jiangyifei Zhu","raw_affiliation_strings":["Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA"],"raw_orcid":"https://orcid.org/0009-0002-3970-7591","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Yuntao Wang","orcid":"https://orcid.org/0000-0002-4249-8893"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuntao Wang","raw_affiliation_strings":["Department of Computer Science and Technology, Tsinghua University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-4249-8893","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Mayank Goel","orcid":"https://orcid.org/0000-0003-1237-7545"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mayank Goel","raw_affiliation_strings":["School of Computer Science, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA"],"raw_orcid":"https://orcid.org/0000-0003-1237-7545","affiliations":[{"raw_affiliation_string":"School of Computer Science, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"last","author":{"id":null,"display_name":"Justin Chan","orcid":"https://orcid.org/0000-0002-1471-6187"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Justin Chan","raw_affiliation_strings":["Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA"],"raw_orcid":"https://orcid.org/0000-0002-1471-6187","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA","institution_ids":["https://openalex.org/I74973139"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"25"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9283000230789185,"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":0.9283000230789185,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/closing","display_name":"Closing (real estate)","score":0.5429999828338623},{"id":"https://openalex.org/keywords/cardiac-monitoring","display_name":"Cardiac monitoring","score":0.5102999806404114},{"id":"https://openalex.org/keywords/transducer","display_name":"Transducer","score":0.45500001311302185},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4293000102043152},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4007999897003174},{"id":"https://openalex.org/keywords/remote-patient-monitoring","display_name":"Remote patient monitoring","score":0.3637000024318695}],"concepts":[{"id":"https://openalex.org/C2778775528","wikidata":"https://www.wikidata.org/wiki/Q5135432","display_name":"Closing (real estate)","level":2,"score":0.5429999828338623},{"id":"https://openalex.org/C2778134438","wikidata":"https://www.wikidata.org/wiki/Q11490631","display_name":"Cardiac monitoring","level":2,"score":0.5102999806404114},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5101000070571899},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4555000066757202},{"id":"https://openalex.org/C56318395","wikidata":"https://www.wikidata.org/wiki/Q215928","display_name":"Transducer","level":2,"score":0.45500001311302185},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4293000102043152},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4007999897003174},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3846000134944916},{"id":"https://openalex.org/C175079658","wikidata":"https://www.wikidata.org/wiki/Q7312165","display_name":"Remote patient monitoring","level":2,"score":0.3637000024318695},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.3553999960422516},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.34610000252723694},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3086000084877014},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.29330000281333923},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.2881999909877777},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2879999876022339},{"id":"https://openalex.org/C34951282","wikidata":"https://www.wikidata.org/wiki/Q864191","display_name":"Bioacoustics","level":2,"score":0.2615000009536743},{"id":"https://openalex.org/C2776902269","wikidata":"https://www.wikidata.org/wiki/Q5165493","display_name":"Continuous monitoring","level":2,"score":0.2590000033378601},{"id":"https://openalex.org/C2983668108","wikidata":"https://www.wikidata.org/wiki/Q280453","display_name":"Spectral analysis","level":3,"score":0.2572999894618988},{"id":"https://openalex.org/C200749887","wikidata":"https://www.wikidata.org/wiki/Q1165574","display_name":"System monitoring","level":2,"score":0.25369998812675476}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1145/3772318.3790445","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3772318.3790445","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2026 CHI Conference on Human Factors in Computing Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2509.10764","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2509.10764","pdf_url":"https://arxiv.org/pdf/2509.10764","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":null,"raw_type":"text"},{"id":"pmh:doi:10.48550/arxiv.2509.10764","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","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","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"doi:10.48550/arxiv.2509.10764","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2509.10764","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.1145/3772318.3790445","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3772318.3790445","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2026 CHI Conference on Human Factors in Computing Systems","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"We":[0],"present":[1],"LubDubDecoder,":[2],"a":[3,22,105,110],"system":[4,27,84,115],"that":[5,43],"enables":[6],"fine-grained":[7],"monitoring":[8],"of":[9,18,24,71,87,112],"micro-cardiac":[10,73],"vibrations":[11],"associated":[12],"with":[13,80,109],"the":[14,29,32,45,59,69],"opening":[15],"and":[16,54,63,67,96,99,121],"closing":[17],"heart":[19,48],"valves":[20],"across":[21,118],"range":[23],"hearables.":[25],"Our":[26,114],"transforms":[28],"built-in":[30],"speaker,":[31],"only":[33],"transducer":[34],"common":[35],"to":[36,57,90,101],"all":[37],"hearables,":[38],"into":[39],"an":[40,76],"acoustic":[41],"sensor":[42],"captures":[44],"coarse":[46],"\u201club-dub\u201d":[47],"sounds,":[49],"leverages":[50],"their":[51],"shared":[52],"temporal":[53],"spectral":[55],"structure":[56],"reconstruct":[58],"subtle":[60],"seismocardiography":[61],"(SCG)":[62],"gyrocardiography":[64],"(GCG)":[65],"waveforms,":[66],"extract":[68],"timing":[70],"key":[72],"events.":[74],"In":[75],"IRB-approved":[77],"feasibility":[78],"study":[79],"25":[81],"users,":[82],"our":[83],"achieves":[85],"correlations":[86],"0.88\u20130.95":[88],"compared":[89],"chest-mounted":[91],"reference":[92],"measurements":[93],"in":[94],"within-user":[95],"cross-user":[97],"evaluations,":[98],"generalizes":[100],"unseen":[102],"hearables":[103],"using":[104],"zero-effort":[106],"adaptation":[107],"scheme":[108],"correlation":[111],"0.91.":[113],"is":[116],"robust":[117],"remounting":[119],"sessions":[120],"music":[122],"playback.":[123]},"counts_by_year":[],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-12T00:00:00"}