{"id":"https://openalex.org/W7133220389","doi":"https://doi.org/10.48550/arxiv.2602.23771","title":"VideoPulse: Neonatal heart rate and peripheral capillary oxygen saturation (SpO2) estimation from contact free video","display_name":"VideoPulse: Neonatal heart rate and peripheral capillary oxygen saturation (SpO2) estimation from contact free video","publication_year":2026,"publication_date":"2026-02-27","ids":{"openalex":"https://openalex.org/W7133220389","doi":"https://doi.org/10.48550/arxiv.2602.23771"},"language":null,"primary_location":{"id":"pmh:doi:10.48550/arxiv.2602.23771","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":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5127837438","display_name":"Deependra Dewagiri","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Dewagiri, Deependra","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127816607","display_name":"Kamesh Anuradha","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anuradha, Kamesh","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127777608","display_name":"Pabadhi Liyanage","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liyanage, Pabadhi","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127816244","display_name":"Helitha Kulatunga","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kulatunga, Helitha","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5095958478","display_name":"Pamuditha Somarathne","orcid":"https://orcid.org/0009-0008-2202-0092"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Somarathne, Pamuditha","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127865765","display_name":"Udaya S. K. P. Miriya Thanthrige","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Thanthrige, Udaya S. K. P. Miriya","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058107468","display_name":"Nishani Lucas","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lucas, Nishani","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047568623","display_name":"Anusha Withana","orcid":"https://orcid.org/0000-0001-6587-1278"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Withana, Anusha","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5047211355","display_name":"Joshua P. Kulasingham","orcid":"https://orcid.org/0000-0003-3599-9160"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kulasingham, Joshua P.","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5127837438"],"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":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9623000025749207,"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":0.9623000025749207,"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/T13248","display_name":"Healthcare Technology and Patient Monitoring","score":0.007199999876320362,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T11670","display_name":"Pressure Ulcer Prevention and Management","score":0.003000000026077032,"subfield":{"id":"https://openalex.org/subfields/3609","display_name":"Occupational Therapy"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/photoplethysmogram","display_name":"Photoplethysmogram","score":0.7324000000953674},{"id":"https://openalex.org/keywords/heart-rate","display_name":"Heart rate","score":0.6819999814033508},{"id":"https://openalex.org/keywords/smoothing","display_name":"Smoothing","score":0.5396000146865845},{"id":"https://openalex.org/keywords/oxygen-saturation","display_name":"Oxygen saturation","score":0.48339998722076416},{"id":"https://openalex.org/keywords/peripheral","display_name":"Peripheral","score":0.4431000053882599},{"id":"https://openalex.org/keywords/contact-lens","display_name":"Contact lens","score":0.40720000863075256},{"id":"https://openalex.org/keywords/pulse","display_name":"Pulse (music)","score":0.36160001158714294}],"concepts":[{"id":"https://openalex.org/C116390426","wikidata":"https://www.wikidata.org/wiki/Q7187885","display_name":"Photoplethysmogram","level":3,"score":0.7324000000953674},{"id":"https://openalex.org/C2777953023","wikidata":"https://www.wikidata.org/wiki/Q1073121","display_name":"Heart rate","level":3,"score":0.6819999814033508},{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.5396000146865845},{"id":"https://openalex.org/C76538665","wikidata":"https://www.wikidata.org/wiki/Q6294669","display_name":"Oxygen saturation","level":3,"score":0.48339998722076416},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.47679999470710754},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.46779999136924744},{"id":"https://openalex.org/C46762472","wikidata":"https://www.wikidata.org/wiki/Q178648","display_name":"Peripheral","level":2,"score":0.4431000053882599},{"id":"https://openalex.org/C2986805488","wikidata":"https://www.wikidata.org/wiki/Q23797","display_name":"Contact lens","level":2,"score":0.40720000863075256},{"id":"https://openalex.org/C2780167933","wikidata":"https://www.wikidata.org/wiki/Q1550652","display_name":"Pulse (music)","level":3,"score":0.36160001158714294},{"id":"https://openalex.org/C2780124106","wikidata":"https://www.wikidata.org/wiki/Q1140495","display_name":"Pulse oximetry","level":2,"score":0.357699990272522},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.3382999897003174},{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.33550000190734863},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.31679999828338623},{"id":"https://openalex.org/C2909332496","wikidata":"https://www.wikidata.org/wiki/Q4581951","display_name":"Capillary refill","level":3,"score":0.31439998745918274},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3127000033855438},{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.30300000309944153},{"id":"https://openalex.org/C48921125","wikidata":"https://www.wikidata.org/wiki/Q10861030","display_name":"Linear regression","level":2,"score":0.2964000105857849},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.2777000069618225},{"id":"https://openalex.org/C2780040984","wikidata":"https://www.wikidata.org/wiki/Q79785","display_name":"Electrocardiography","level":2,"score":0.27720001339912415},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.26930001378059387},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.26759999990463257},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.2572000026702881}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:doi:10.48550/arxiv.2602.23771","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":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"doi:10.48550/arxiv.2602.23771","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2602.23771","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:doi:10.48550/arxiv.2602.23771","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":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"sustainable_development_goals":[{"score":0.739579975605011,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Remote":[0],"photoplethysmography":[1],"(rPPG)":[2],"enables":[3],"contact":[4,23],"free":[5],"monitoring":[6,197],"of":[7],"vital":[8],"signs":[9],"and":[10,32,43,54,82,99,106,140,161,189],"is":[11],"especially":[12],"valuable":[13],"for":[14,96,109],"neonates,":[15],"since":[16],"conventional":[17],"methods":[18],"often":[19],"require":[20],"sustained":[21],"skin":[22,31],"with":[24,73,102],"adhesive":[25],"probes":[26],"that":[27,49,178],"can":[28,184],"irritate":[29],"fragile":[30],"increase":[33],"infection":[34],"control":[35],"burden.":[36],"We":[37],"present":[38],"VideoPulse,":[39,160],"a":[40],"neonatal":[41,51,121,181,199],"dataset":[42,147],"an":[44,164],"end":[45,47],"to":[46],"pipeline":[48,78],"estimates":[50],"heart":[52,97,125,152,187],"rate":[53,98,126,153,188],"peripheral":[55],"capillary":[56],"oxygen":[57],"saturation":[58],"(SpO2)":[59],"from":[60,70],"facial":[61],"video.":[62],"VideoPulse":[63,170],"contains":[64],"157":[65],"recordings":[66],"totaling":[67],"2.6":[68],"hours":[69],"52":[71],"neonates":[72],"diverse":[74],"face":[75,80],"orientations.":[76],"Our":[77],"performs":[79],"alignment":[81],"artifact":[83],"aware":[84],"supervision":[85],"using":[86,130],"denoised":[87],"pulse":[88],"oximeter":[89],"signals,":[90],"then":[91],"applies":[92],"3D":[93],"CNN":[94],"backbones":[95],"SpO2":[100,141,167,190],"regression":[101,108],"label":[103],"distribution":[104],"smoothing":[105],"weighted":[107],"SpO2.":[110],"Predictions":[111],"are":[112],"produced":[113],"in":[114,198],"2":[115,131],"second":[116,132,138],"windows.":[117],"On":[118],"the":[119,149],"NBHR":[120,150,165],"dataset,":[122],"we":[123],"obtain":[124],"MAE":[127,142,158,172],"2.97":[128],"bpm":[129,135,157],"windows":[133],"(2.80":[134],"at":[136],"6":[137],"windows)":[139],"1.69":[143],"percent.":[144,174],"Under":[145],"cross":[146],"evaluation,":[148],"trained":[151],"model":[154,168],"attains":[155],"5.34":[156],"on":[159,169],"fine":[162],"tuning":[163],"pretrained":[166],"yields":[171],"1.68":[173],"These":[175],"results":[176],"indicate":[177],"short":[179],"unaligned":[180],"video":[182],"segments":[183],"support":[185],"accurate":[186],"estimation,":[191],"enabling":[192],"low":[193],"cost":[194],"non":[195],"invasive":[196],"intensive":[200],"care.":[201]},"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2026-03-03T00:00:00"}
