{"id":"https://openalex.org/W7166644686","doi":"https://doi.org/10.7148/2026-0827","title":"Blind ppg to ecg/eeg alignment: synchronization and quality analysis","display_name":"Blind ppg to ecg/eeg alignment: synchronization and quality analysis","publication_year":2026,"publication_date":"2026-06-23","ids":{"openalex":"https://openalex.org/W7166644686","doi":"https://doi.org/10.7148/2026-0827"},"language":"en","primary_location":{"id":"doi:10.7148/2026-0827","doi":"https://doi.org/10.7148/2026-0827","is_oa":true,"landing_page_url":"https://doi.org/10.7148/2026-0827","pdf_url":"https://doi.org/10.7148/2026-0827","source":{"id":"https://openalex.org/S7407096537","display_name":"European Conference on Modelling and Simulation (ECMS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ECMS 2026 Proceedings edited by Filippo Sanfilippo, Florenc Demrozi, Fabio Sgarbossa, Mohammad Poursina","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://doi.org/10.7148/2026-0827","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5133633032","display_name":"Gintautas \u0160edys","orcid":"https://orcid.org/0009-0003-6127-3686","observed_orcids":["https://orcid.org/0009-0003-6127-3686"]},"institutions":[{"id":"https://openalex.org/I172574986","display_name":"Kaunas University of Technology","ror":"https://ror.org/01me6gb93","country_code":"LT","type":"education","lineage":["https://openalex.org/I172574986"]}],"countries":["LT"],"is_corresponding":false,"raw_author_name":"Gintautas Sedys","raw_affiliation_strings":["Faculty of Informatics , Kaunas University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Informatics , Kaunas University of Technology","institution_ids":["https://openalex.org/I172574986"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5117711269","display_name":"Patrikas Armalis","orcid":"https://orcid.org/0009-0004-3832-776X","observed_orcids":["https://orcid.org/0009-0004-3832-776X"]},"institutions":[{"id":"https://openalex.org/I172574986","display_name":"Kaunas University of Technology","ror":"https://ror.org/01me6gb93","country_code":"LT","type":"education","lineage":["https://openalex.org/I172574986"]}],"countries":["LT"],"is_corresponding":false,"raw_author_name":"Patrikas Armalis","raw_affiliation_strings":["Faculty of Informatics , Kaunas University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Informatics , Kaunas University of Technology","institution_ids":["https://openalex.org/I172574986"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124054820","display_name":"Evelina Al\u016bzait\u0117","orcid":"https://orcid.org/0009-0004-8533-2086","observed_orcids":["https://orcid.org/0009-0004-8533-2086"]},"institutions":[{"id":"https://openalex.org/I131736796","display_name":"Lithuanian University of Health Sciences","ror":"https://ror.org/0069bkg23","country_code":"LT","type":"education","lineage":["https://openalex.org/I131736796"]}],"countries":["LT"],"is_corresponding":false,"raw_author_name":"Evelina Aluzaite","raw_affiliation_strings":["Faculty of Nursing , Lithuanian University of Health Sciences"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Nursing , Lithuanian University of Health Sciences","institution_ids":["https://openalex.org/I131736796"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029406032","display_name":"Egl\u0117 Butkevi\u010di\u016bt\u0117","orcid":"https://orcid.org/0000-0002-6652-2536","observed_orcids":["https://orcid.org/0000-0002-6652-2536","https://orcid.org/0000-0001-8790-7411"]},"institutions":[{"id":"https://openalex.org/I172574986","display_name":"Kaunas University of Technology","ror":"https://ror.org/01me6gb93","country_code":"LT","type":"education","lineage":["https://openalex.org/I172574986"]}],"countries":["LT"],"is_corresponding":false,"raw_author_name":"Egle Butkeviciute","raw_affiliation_strings":["Faculty of Informatics , Kaunas University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Informatics , Kaunas University of Technology","institution_ids":["https://openalex.org/I172574986"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.47455534,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"827","last_page":"833"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9609000086784363,"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":0.9609000086784363,"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/T11021","display_name":"ECG Monitoring and Analysis","score":0.030899999663233757,"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/T10667","display_name":"Emotion and Mood Recognition","score":0.001500000013038516,"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/blind-synchronization","display_name":"blind synchronization","score":0.6499999761581421},{"id":"https://openalex.org/keywords/cross-correlation-function","display_name":"cross correlation function","score":0.7870000004768372},{"id":"https://openalex.org/keywords/time-misalignment","display_name":"time misalignment","score":0.7400000095367432}],"concepts":[{"id":"https://openalex.org/C2779055241","wikidata":"https://www.wikidata.org/wiki/Q644240","display_name":"Biosignal","level":3,"score":0.753000020980835},{"id":"https://openalex.org/C34736171","wikidata":"https://www.wikidata.org/wiki/Q918333","display_name":"Preprocessor","level":2,"score":0.6920999884605408},{"id":"https://openalex.org/C116390426","wikidata":"https://www.wikidata.org/wiki/Q7187885","display_name":"Photoplethysmogram","level":3,"score":0.6467000246047974},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.642300009727478},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.5914000272750854},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.5888000130653381},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5694000124931335},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5436000227928162},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.5090000033378601},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.42080000042915344},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4092999994754791},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.38179999589920044},{"id":"https://openalex.org/C162932704","wikidata":"https://www.wikidata.org/wiki/Q1058791","display_name":"Synchronizing","level":3,"score":0.3799999952316284},{"id":"https://openalex.org/C2986737936","wikidata":"https://www.wikidata.org/wiki/Q1058791","display_name":"Time synchronization","level":2,"score":0.30979999899864197},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.30809998512268066},{"id":"https://openalex.org/C120317606","wikidata":"https://www.wikidata.org/wiki/Q17105967","display_name":"Blind signal separation","level":3,"score":0.30809998512268066},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.2847999930381775},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.27459999918937683},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.2687000036239624},{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.26330000162124634},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.25209999084472656}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.7148/2026-0827","doi":"https://doi.org/10.7148/2026-0827","is_oa":true,"landing_page_url":"https://doi.org/10.7148/2026-0827","pdf_url":"https://doi.org/10.7148/2026-0827","source":{"id":"https://openalex.org/S7407096537","display_name":"European Conference on Modelling and Simulation (ECMS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ECMS 2026 Proceedings edited by Filippo Sanfilippo, Florenc Demrozi, Fabio Sgarbossa, Mohammad Poursina","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.7148/2026-0827","doi":"https://doi.org/10.7148/2026-0827","is_oa":true,"landing_page_url":"https://doi.org/10.7148/2026-0827","pdf_url":"https://doi.org/10.7148/2026-0827","source":{"id":"https://openalex.org/S7407096537","display_name":"European Conference on Modelling and Simulation (ECMS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ECMS 2026 Proceedings edited by Filippo Sanfilippo, Florenc Demrozi, Fabio Sgarbossa, Mohammad Poursina","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.4043000042438507}],"study_designs":[],"awards":[{"id":"https://openalex.org/G9000418243","display_name":"Sveikatos prie\u017ei\u016bros specialist\u0173 rengimo tobulinimas naudojant \u012f \u017emog\u0173 orientuot\u0105 i\u0161pl\u0117stin\u0119 virtuali\u0105 realyb\u0119","funder_award_id":"S-MIP-24-132","funder_id":"https://openalex.org/F4320322689","funder_display_name":"Lietuvos Mokslo Taryba"}],"funders":[{"id":"https://openalex.org/F4320322689","display_name":"Lietuvos Mokslo Taryba","ror":"https://ror.org/02gs16m83"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7166644686.pdf","grobid_xml":"https://content.openalex.org/works/W7166644686.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4383197662","https://openalex.org/W4416237919","https://openalex.org/W7126675693","https://openalex.org/W4221161244","https://openalex.org/W2591426163","https://openalex.org/W4416960945","https://openalex.org/W2155768185","https://openalex.org/W6965021333","https://openalex.org/W4224281549","https://openalex.org/W3081733544"],"abstract_inverted_index":{"Multimodal":[0],"biosignal":[1],"recordings":[2,28,92],"combining":[3],"PPG,":[4],"ECG,":[5],"and":[6,13,46,65,108,118,128,146],"EEG":[7,47],"are":[8,20],"widely":[9],"used":[10],"in":[11,157],"mental":[12],"physical":[14],"health":[15],"research.":[16],"However,":[17],"when":[18],"signals":[19,43,140],"collected":[21,99],"from":[22,93],"separate":[23],"devices,":[24],"time":[25],"misalignment":[26],"between":[27],"is":[29,73],"a":[30,36,88,101,111,121,149],"common":[31],"problem.":[32],"This":[33],"paper":[34],"presents":[35],"blind":[37],"synchronization":[38],"method":[39,84],"for":[40],"aligning":[41],"PPG":[42,97,127,145],"to":[44,75],"ECG":[45,129,147],"signals.":[48],"The":[49,83],"proposed":[50],"approach":[51],"applies":[52],"cross-correlation":[53],"on":[54,87,120],"preprocessed":[55],"signals,":[56],"where":[57,96,126],"preprocessing":[58],"consists":[59],"of":[60,79,90,123,138,159],"PCHIP":[61],"resampling,":[62],"band-pass":[63],"filtering,":[64],"rolling":[66],"Z-score":[67],"normalization.":[68],"A":[69],"peak":[70,151],"ratio":[71,152],"metric":[72],"introduced":[74],"estimate":[76],"the":[77,80],"confidence":[78],"detected":[81],"lag.":[82],"was":[85,98,131],"tested":[86],"dataset":[89],"179":[91,139],"50":[94],"participants,":[95],"via":[100,110],"Polar":[102],"OH1":[103],"sensor":[104],"at":[105,115],"\u223c135":[106],"Hz":[107,117],"ECG/EEG":[109],"CleverPoint":[112],"4":[113],"device":[114],"500":[116],"evaluated":[119],"subsample":[122],"VitalDB":[124],"dataset,":[125],"alignment":[130],"known.":[132],"Results":[133],"show":[134],"that":[135],"143":[136],"out":[137],"were":[141],"successfully":[142],"synchronized,":[143],"with":[144],"achieving":[148],"confident":[150],"(higher":[153],"than":[154],"3)":[155],",":[156],"79%":[158],"samples":[160],"i":[161]},"counts_by_year":[],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2026-07-01T00:00:00"}
