{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,2]],"date-time":"2026-07-02T18:16:48Z","timestamp":1783016208316,"version":"3.54.6"},"reference-count":54,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"10","license":[{"start":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T00:00:00Z","timestamp":1664582400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T00:00:00Z","timestamp":1664582400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T00:00:00Z","timestamp":1664582400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"name":"LARSyS","award":["Project\u2013UIDB\/50009\/2020"],"award-info":[{"award-number":["Project\u2013UIDB\/50009\/2020"]}]},{"name":"Regional Development European Funds"},{"name":"Autonomous Region of Madeira","award":["M1420-01-0145-FEDER-000002"],"award-info":[{"award-number":["M1420-01-0145-FEDER-000002"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE J. Biomed. Health Inform."],"published-print":{"date-parts":[[2022,10]]},"DOI":"10.1109\/jbhi.2022.3144677","type":"journal-article","created":{"date-parts":[[2022,1,25]],"date-time":"2022-01-25T15:27:47Z","timestamp":1643124467000},"page":"4837-4848","source":"Crossref","is-referenced-by-count":19,"title":["A Motion and Illumination Resistant Non-Contact Method Using Undercomplete Independent Component Analysis and Levenberg-Marquardt Algorithm"],"prefix":"10.1109","volume":"26","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2310-908X","authenticated-orcid":false,"given":"Ankit","family":"Gupta","sequence":"first","affiliation":[{"name":"Madeira Interactive Technologies Institute (ITI\/LARSyS\/M-ITI), Funchal, Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8512-965X","authenticated-orcid":false,"given":"Antonio G.","family":"Ravelo-Garc\u00eda","sequence":"additional","affiliation":[{"name":"Madeira Interactive Technologies Institute (ITI\/Larsys\/M-ITI), Funchal, Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7334-3993","authenticated-orcid":false,"given":"Fernando Morgado","family":"Dias","sequence":"additional","affiliation":[{"name":"Madeira Interactive Technologies Institute (ITI\/LARSyS\/M-ITI), Funchal, Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1093\/eurheartj\/ehl259"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/TBME.2010.2086456"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/ICCE.2012.6161965"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1364\/OE.16.021434"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.3233\/BME-151383"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/CVPR.2014.543"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1364\/BOE.6.001565"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1016\/j.bspc.2014.03.004"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/CVPRW.2016.46"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TBME.2013.2266196"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1088\/0967-3334\/35\/9\/1913"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/JSEN.2020.2997785"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/TIM.2018.2879706"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/TBME.2016.2609282"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/JSEN.2014.2347397"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/I2MTC.2016.7520406"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TBME.2015.2417863"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1088\/0967-3334\/28\/3\/R01"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/TIM.2020.2984168"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1016\/j.bspc.2013.05.010"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1016\/j.compbiomed.2019.103535"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/JBHI.2016.2615472"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1364\/BOE.6.000086"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1016\/j.ymssp.2016.02.049"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.3389\/fbioe.2018.00033"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1016\/j.bspc.2016.11.022"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.3390\/en11051076"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1364\/OE.18.010762"},{"key":"ref29","article-title":"Improving motion robustness of contact-less monitoring of heart rate using video analysis","author":"Sahindrakar","year":"2011"},{"key":"ref30","article-title":"Undercomplete independent component analysis for signal separation and dimension reduction","volume-title":"Report","author":"Porrill","year":"1998"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1090\/qam\/10666"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1137\/0111030"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-030-20873-8_36"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1016\/j.patrec.2017.10.017"},{"key":"ref35","article-title":"A reproducible study on remote heart rate measurement","author":"Heusch","year":"2017"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1117\/1.JBO.17.7.077011"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1016\/j.bspc.2018.10.012"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1109\/TBME.2014.2323695"},{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/CVPR.2001.990517"},{"key":"ref40","first-page":"501","article-title":"A new fast skin color detection technique","volume":"43","author":"Mahmoud","year":"2008","journal-title":"World Acad. Sci. Eng. Technol."},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/10.979357"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1016\/S0893-6080(00)00026-5"},{"key":"ref43","doi-asserted-by":"publisher","DOI":"10.1016\/S1364-6613(00)01813-1"},{"key":"ref44","article-title":"Improvements to the Levenberg-Marquardt algorithm for nonlinear least-squares minimization","author":"Transtrum","year":"2012"},{"key":"ref45","first-page":"757","article-title":"A new learning algorithm for blind source separation","volume":"8","author":"Amarai","year":"1996","journal-title":"Adv. Neural Inf. Process. Syst."},{"key":"ref46","first-page":"105","volume-title":"The Levenberg-Marquardt Algorithm: Implementation and Theory","author":"Mor","year":"1978"},{"key":"ref47","doi-asserted-by":"publisher","DOI":"10.1016\/S0375-9601(00)00725-8"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.11613\/bm.2015.015"},{"key":"ref49","doi-asserted-by":"publisher","DOI":"10.1177\/172460080201700213"},{"key":"ref50","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2020.2979991"},{"key":"ref51","doi-asserted-by":"publisher","DOI":"10.3390\/s20247021"},{"key":"ref52","doi-asserted-by":"publisher","DOI":"10.1109\/CVPR.2013.440"},{"key":"ref53","doi-asserted-by":"publisher","DOI":"10.1007\/11679363_4"},{"key":"ref54","doi-asserted-by":"publisher","DOI":"10.1109\/EMBC.2019.8857012"}],"container-title":["IEEE Journal of Biomedical and Health Informatics"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6221020\/9910251\/09691855.pdf?arnumber=9691855","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,1,27]],"date-time":"2026-01-27T05:57:26Z","timestamp":1769493446000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9691855\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,10]]},"references-count":54,"journal-issue":{"issue":"10"},"URL":"https:\/\/doi.org\/10.1109\/jbhi.2022.3144677","relation":{},"ISSN":["2168-2194","2168-2208"],"issn-type":[{"value":"2168-2194","type":"print"},{"value":"2168-2208","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,10]]}}}