{"id":"https://openalex.org/W4407247237","doi":"https://doi.org/10.1109/jbhi.2025.3540134","title":"CodePhys: Robust Video-Based Remote Physiological Measurement Through Latent Codebook Querying","display_name":"CodePhys: Robust Video-Based Remote Physiological Measurement Through Latent Codebook Querying","publication_year":2025,"publication_date":"2025-02-07","ids":{"openalex":"https://openalex.org/W4407247237","doi":"https://doi.org/10.1109/jbhi.2025.3540134","pmid":"https://pubmed.ncbi.nlm.nih.gov/40031604"},"language":"en","primary_location":{"id":"doi:10.1109/jbhi.2025.3540134","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jbhi.2025.3540134","pdf_url":null,"source":{"id":"https://openalex.org/S2495854775","display_name":"IEEE Journal of Biomedical and Health Informatics","issn_l":"2168-2194","issn":["2168-2194","2168-2208"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Biomedical and Health Informatics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113712190","display_name":"Shuyang Chu","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Shuyang Chu","raw_affiliation_strings":["School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","School of Software Engineering, Xi'an Jiaotong University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046222739","display_name":"Menghan Xia","orcid":"https://orcid.org/0000-0001-9664-4967"},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Menghan Xia","raw_affiliation_strings":["Tencent AI Lab, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Tencent AI Lab, Shenzhen, China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048237467","display_name":"Mengyao Yuan","orcid":"https://orcid.org/0000-0002-7339-689X"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengyao Yuan","raw_affiliation_strings":["School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","School of Software Engineering, Xi'an Jiaotong University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058509635","display_name":"Xin Liu","orcid":"https://orcid.org/0000-0002-2242-6139"},"institutions":[{"id":"https://openalex.org/I63548447","display_name":"Lappeenranta-Lahti University of Technology","ror":"https://ror.org/0208vgz68","country_code":"FI","type":"education","lineage":["https://openalex.org/I63548447"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Xin Liu","raw_affiliation_strings":["Computer Vision and Pattern Recognition Laboratory, Lappeenranta-Lahti University of Technology, Lappeenranta, Finland","Computer Vision and Pattern Recognition Laboratory, Lappeenranta-Lahti University of Technology LUT, Lappeenranta, Finland"],"affiliations":[{"raw_affiliation_string":"Computer Vision and Pattern Recognition Laboratory, Lappeenranta-Lahti University of Technology, Lappeenranta, Finland","institution_ids":["https://openalex.org/I63548447"]},{"raw_affiliation_string":"Computer Vision and Pattern Recognition Laboratory, Lappeenranta-Lahti University of Technology LUT, Lappeenranta, Finland","institution_ids":["https://openalex.org/I63548447"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059580063","display_name":"Tapio Sepp\u00e4nen","orcid":"https://orcid.org/0000-0002-3963-0750"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Tapio Sepp\u00e4nen","raw_affiliation_strings":["Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","Center for Machine Vision and Signal Analysis, University of Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082301986","display_name":"Guoying Zhao","orcid":"https://orcid.org/0000-0003-3694-206X"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Guoying Zhao","raw_affiliation_strings":["Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","Center for Machine Vision and Signal Analysis, University of Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064150384","display_name":"Jingang Shi","orcid":"https://orcid.org/0000-0001-7070-6365"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingang Shi","raw_affiliation_strings":["School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","School of Software Engineering, Xi'an Jiaotong University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]},{"raw_affiliation_string":"School of Software Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5113712190"],"corresponding_institution_ids":["https://openalex.org/I87445476"],"apc_list":null,"apc_paid":null,"fwci":3.9658,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.92631436,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"29","issue":"7","first_page":"4932","last_page":"4945"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11021","display_name":"ECG Monitoring and Analysis","score":0.9010999798774719,"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"}},"topics":[{"id":"https://openalex.org/T11021","display_name":"ECG Monitoring and Analysis","score":0.9010999798774719,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/codebook","display_name":"Codebook","score":0.8822377920150757},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7774590253829956},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.41496068239212036},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3223741054534912}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.8822377920150757},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7774590253829956},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.41496068239212036},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3223741054534912}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005145","descriptor_name":"Face","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D005145","descriptor_name":"Face","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014741","descriptor_name":"Video Recording","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D014741","descriptor_name":"Video Recording","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D017156","descriptor_name":"Photoplethysmography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D017156","descriptor_name":"Photoplethysmography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D055815","descriptor_name":"Young Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D055815","descriptor_name":"Young Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1109/jbhi.2025.3540134","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jbhi.2025.3540134","pdf_url":null,"source":{"id":"https://openalex.org/S2495854775","display_name":"IEEE Journal of Biomedical and Health Informatics","issn_l":"2168-2194","issn":["2168-2194","2168-2208"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Biomedical and Health Informatics","raw_type":"journal-article"},{"id":"pmid:40031604","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/40031604","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE journal of biomedical and health informatics","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2256185642","display_name":null,"funder_award_id":"62171309","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2382684070","display_name":null,"funder_award_id":"62002283","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3095105706","display_name":null,"funder_award_id":"62311530046","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G852107926","display_name":null,"funder_award_id":"357137","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321108","display_name":"Academy of Finland","ror":"https://ror.org/05k73zm37"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":76,"referenced_works":["https://openalex.org/W1984554603","https://openalex.org/W2003922338","https://openalex.org/W2008821584","https://openalex.org/W2016778993","https://openalex.org/W2069692225","https://openalex.org/W2121058967","https://openalex.org/W2150081556","https://openalex.org/W2153663612","https://openalex.org/W2472200183","https://openalex.org/W2520509592","https://openalex.org/W2601564443","https://openalex.org/W2729002305","https://openalex.org/W2752796333","https://openalex.org/W2766766681","https://openalex.org/W2769666294","https://openalex.org/W2893517024","https://openalex.org/W2896102525","https://openalex.org/W2949662773","https://openalex.org/W2958501326","https://openalex.org/W2963433879","https://openalex.org/W2969373826","https://openalex.org/W2982196965","https://openalex.org/W3020225364","https://openalex.org/W3094502228","https://openalex.org/W3108080438","https://openalex.org/W3110179947","https://openalex.org/W3120068059","https://openalex.org/W3127077499","https://openalex.org/W3127593363","https://openalex.org/W3129515546","https://openalex.org/W3131296864","https://openalex.org/W3138516171","https://openalex.org/W3173279311","https://openalex.org/W3175283070","https://openalex.org/W3180355996","https://openalex.org/W3204093119","https://openalex.org/W3217591046","https://openalex.org/W4200617311","https://openalex.org/W4311802540","https://openalex.org/W4312309978","https://openalex.org/W4312358294","https://openalex.org/W4312829251","https://openalex.org/W4313156423","https://openalex.org/W4320913003","https://openalex.org/W4321505094","https://openalex.org/W4362496412","https://openalex.org/W4382466704","https://openalex.org/W4385237414","https://openalex.org/W4386065649","https://openalex.org/W4386075654","https://openalex.org/W4386076250","https://openalex.org/W4386076340","https://openalex.org/W4386076620","https://openalex.org/W4386090226","https://openalex.org/W4386108504","https://openalex.org/W4387968289","https://openalex.org/W4389459303","https://openalex.org/W4390754853","https://openalex.org/W4391216149","https://openalex.org/W4391696999","https://openalex.org/W4391952587","https://openalex.org/W4392207717","https://openalex.org/W4394625724","https://openalex.org/W4396912560","https://openalex.org/W4400185000","https://openalex.org/W4400527888","https://openalex.org/W4400975634","https://openalex.org/W4403792171","https://openalex.org/W6631190155","https://openalex.org/W6741813933","https://openalex.org/W6743449970","https://openalex.org/W6762931180","https://openalex.org/W6767419198","https://openalex.org/W6778939222","https://openalex.org/W6802498135","https://openalex.org/W6839082156"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2026099691","https://openalex.org/W4284672201","https://openalex.org/W2377486419","https://openalex.org/W2943202426","https://openalex.org/W2137816434","https://openalex.org/W2163679795","https://openalex.org/W2736714427"],"abstract_inverted_index":{"Remote":[0],"photoplethysmography":[1],"(rPPG)":[2],"aims":[3],"to":[4,78,168,178],"measure":[5],"non-contact":[6],"physiological":[7],"signals":[8],"from":[9,52,152],"facial":[10,58,61],"videos,":[11],"which":[12,111],"has":[13],"shown":[14],"great":[15],"potential":[16],"in":[17,97,121,198],"many":[18],"applications.":[19],"Most":[20],"existing":[21],"methods":[22,88,197],"directly":[23],"extract":[24],"video-based":[25],"rPPG":[26,45,83,86,99,114,136,143],"features":[27,137,144,151],"by":[28,66,92,129,145],"designing":[29],"neural":[30],"networks":[31],"for":[32],"heart":[33],"rate":[34],"estimation.":[35],"Although":[36],"they":[37],"can":[38],"achieve":[39],"acceptable":[40],"results,":[41],"the":[42,79,153,180],"recovery":[43],"of":[44,81,182],"signal":[46],"faces":[47],"intractable":[48],"challenges":[49],"when":[50],"interference":[51,93],"real-world":[53],"scenarios":[54],"takes":[55],"place":[56],"on":[57,188],"video.":[59],"Specifically,":[60],"videos":[62],"are":[63,89],"inevitably":[64],"affected":[65,91],"non-physiological":[67],"factors":[68],"(e.g.,":[69],"camera":[70],"device":[71],"noise,":[72],"defocus,":[73],"and":[74,94,140,173,201],"motion":[75],"blur),":[76],"leading":[77],"distortion":[80],"extracted":[82],"signals.":[84,100,132],"Recent":[85],"extraction":[87],"easily":[90],"degradation,":[95],"resulting":[96],"noisy":[98,135],"In":[101],"this":[102],"paper,":[103],"we":[104],"propose":[105],"a":[106,117,122,159,164,175],"novel":[107],"method":[108],"named":[109],"CodePhys,":[110],"innovatively":[112],"treats":[113],"measurement":[115],"as":[116,138],"code":[118],"query":[119],"task":[120],"noise-free":[123,149],"proxy":[124],"space":[125],"(i.e.,":[126],"codebook)":[127],"constructed":[128],"ground-truth":[130],"PPG":[131,150],"We":[133],"consider":[134],"queries":[139],"generate":[141],"high-fidelity":[142],"matching":[146],"them":[147],"with":[148,163],"codebook.":[154],"Our":[155],"approach":[156],"also":[157],"incorporates":[158],"spatial-aware":[160],"encoder":[161],"network":[162],"spatial":[165],"attention":[166],"mechanism":[167],"highlight":[169],"physiologically":[170],"active":[171],"areas":[172],"uses":[174],"distillation":[176],"loss":[177],"reduce":[179],"influence":[181],"non-periodic":[183],"visual":[184],"interference.":[185],"Experimental":[186],"results":[187],"four":[189],"benchmark":[190],"datasets":[191],"demonstrate":[192],"that":[193],"CodePhys":[194],"outperforms":[195],"state-of-the-art":[196],"both":[199],"intra-dataset":[200],"cross-dataset":[202],"settings.":[203]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}