{"id":"https://openalex.org/W7117489336","doi":"https://doi.org/10.1145/3714394.3756171","title":"Morphology-Aware HRV Estimation from Wrist PPG in Sedentary Scenarios","display_name":"Morphology-Aware HRV Estimation from Wrist PPG in Sedentary Scenarios","publication_year":2025,"publication_date":"2025-10-12","ids":{"openalex":"https://openalex.org/W7117489336","doi":"https://doi.org/10.1145/3714394.3756171"},"language":"en","primary_location":{"id":"doi:10.1145/3714394.3756171","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3714394.3756171","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":"Companion of the 2025 ACM International Joint Conference on Pervasive and Ubiquitous Computing","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3714394.3756171","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075859387","display_name":"Changshuo Hu","orcid":"https://orcid.org/0000-0002-9432-6073"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Changshuo Hu","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002611559","display_name":"Huy Pham","orcid":"https://orcid.org/0009-0000-1579-469X"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Hung Manh Pham","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103434297","display_name":"Dong Ma","orcid":null},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Dong Ma","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5075859387"],"corresponding_institution_ids":["https://openalex.org/I79891267"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.57983938,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"745","last_page":"750"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9657999873161316,"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":0.9657999873161316,"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":0.01140000019222498,"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/T11373","display_name":"Sleep and Work-Related Fatigue","score":0.002300000051036477,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/photoplethysmogram","display_name":"Photoplethysmogram","score":0.8952999711036682},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.7063999772071838},{"id":"https://openalex.org/keywords/wearable-computer","display_name":"Wearable computer","score":0.5443000197410583},{"id":"https://openalex.org/keywords/heart-rate-variability","display_name":"Heart rate variability","score":0.491100013256073},{"id":"https://openalex.org/keywords/wearable-technology","display_name":"Wearable technology","score":0.382999986410141},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3716000020503998},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.359499990940094},{"id":"https://openalex.org/keywords/work","display_name":"Work (physics)","score":0.3402000069618225}],"concepts":[{"id":"https://openalex.org/C116390426","wikidata":"https://www.wikidata.org/wiki/Q7187885","display_name":"Photoplethysmogram","level":3,"score":0.8952999711036682},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.7063999772071838},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5760999917984009},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5741999745368958},{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.5443000197410583},{"id":"https://openalex.org/C71635504","wikidata":"https://www.wikidata.org/wiki/Q933954","display_name":"Heart rate variability","level":4,"score":0.491100013256073},{"id":"https://openalex.org/C54290928","wikidata":"https://www.wikidata.org/wiki/Q4845080","display_name":"Wearable technology","level":3,"score":0.382999986410141},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3716000020503998},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.359499990940094},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3573000133037567},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.34779998660087585},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.3402000069618225},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.3382999897003174},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.32760000228881836},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.3174999952316284},{"id":"https://openalex.org/C29794715","wikidata":"https://www.wikidata.org/wiki/Q5362345","display_name":"Smartwatch","level":3,"score":0.31380000710487366},{"id":"https://openalex.org/C189809214","wikidata":"https://www.wikidata.org/wiki/Q829522","display_name":"Beat (acoustics)","level":2,"score":0.3075000047683716},{"id":"https://openalex.org/C2777953023","wikidata":"https://www.wikidata.org/wiki/Q1073121","display_name":"Heart rate","level":3,"score":0.2874000072479248},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.2734000086784363},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2728999853134155},{"id":"https://openalex.org/C2778216619","wikidata":"https://www.wikidata.org/wiki/Q185706","display_name":"Wrist","level":2,"score":0.27079999446868896},{"id":"https://openalex.org/C175079658","wikidata":"https://www.wikidata.org/wiki/Q7312165","display_name":"Remote patient monitoring","level":2,"score":0.25999999046325684},{"id":"https://openalex.org/C112758219","wikidata":"https://www.wikidata.org/wiki/Q16038819","display_name":"Duration (music)","level":2,"score":0.258899986743927},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.25200000405311584}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3714394.3756171","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3714394.3756171","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":"Companion of the 2025 ACM International Joint Conference on Pervasive and Ubiquitous Computing","raw_type":"proceedings-article"},{"id":"pmh:oai:ink.library.smu.edu.sg:sis_research-11431","is_oa":true,"landing_page_url":"https://ink.library.smu.edu.sg/sis_research/11046","pdf_url":"https://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article=11431&context=sis_research","source":{"id":"https://openalex.org/S4306401925","display_name":"Singapore Management University Institutional Knowledge (InK) (Singapore Management University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79891267","host_organization_name":"Singapore Management University","host_organization_lineage":["https://openalex.org/I79891267"],"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":"https://doi.org/10.1145/3714394.3756171","raw_type":"Conference Proceeding Article"}],"best_oa_location":{"id":"doi:10.1145/3714394.3756171","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3714394.3756171","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":"Companion of the 2025 ACM International Joint Conference on Pervasive and Ubiquitous Computing","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2014822627","https://openalex.org/W2912120729","https://openalex.org/W2967547559","https://openalex.org/W3008815204","https://openalex.org/W3033648091","https://openalex.org/W3083287016","https://openalex.org/W3192792544","https://openalex.org/W3208576658","https://openalex.org/W4200604541","https://openalex.org/W4220811726","https://openalex.org/W4296902747","https://openalex.org/W4386097576","https://openalex.org/W4394806004","https://openalex.org/W4406638123","https://openalex.org/W4407083654"],"related_works":[],"abstract_inverted_index":{"Photoplethysmography":[0],"(PPG)":[1],"is":[2],"widely":[3],"used":[4],"in":[5],"wearable":[6],"devices":[7],"for":[8],"non-invasive":[9],"heart":[10],"rate":[11],"variability":[12],"(HRV)":[13],"monitoring.":[14],"While":[15],"most":[16],"prior":[17],"work":[18],"focuses":[19],"on":[20,57,97],"mitigating":[21],"motion":[22],"artifacts,":[23],"recent":[24],"studies":[25],"highlight":[26],"that":[27,53],"even":[28],"subtle":[29],"contact":[30],"pressure":[31],"variations":[32],"can":[33],"distort":[34],"waveform":[35,59,68],"morphology":[36,74],"and":[37,69,83,88,111],"lead":[38],"to":[39,91],"inaccurate":[40],"HRV":[41,55,94],"estimates.":[42],"In":[43],"this":[44],"work,":[45],"we":[46],"propose":[47],"a":[48,70],"morphology-aware":[49],"deep":[50],"learning":[51],"framework":[52],"conditions":[54],"estimation":[56,106],"beat-level":[58],"types.":[60],"Our":[61],"model":[62],"jointly":[63],"encodes":[64],"the":[65,98,113],"raw":[66],"PPG":[67,118],"sequence":[71],"of":[72],"pressure-induced":[73],"labels":[75],"using":[76],"parallel":[77],"encoders,":[78],"integrates":[79],"them":[80],"via":[81],"cross-attention,":[82],"predicts":[84],"normal-to-normal":[85],"(NN)":[86],"intervals":[87],"beat":[89],"count":[90],"support":[92],"downstream":[93],"computation.":[95],"Evaluated":[96],"public":[99],"WF-PPG":[100],"dataset,":[101],"our":[102],"method":[103],"significantly":[104],"improves":[105],"accuracy":[107],"over":[108],"pressure-agnostic":[109],"baselines":[110],"narrows":[112],"gap":[114],"toward":[115],"clean":[116],"finger":[117],"references.":[119]},"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-12-29T00:00:00"}