{"id":"https://openalex.org/W2979870307","doi":"https://doi.org/10.1109/embc.2019.8856362","title":"Estimation of Absolute Blood Pressure Using Video Images Captured at Different Heights from the Heart","display_name":"Estimation of Absolute Blood Pressure Using Video Images Captured at Different Heights from the Heart","publication_year":2019,"publication_date":"2019-07-01","ids":{"openalex":"https://openalex.org/W2979870307","doi":"https://doi.org/10.1109/embc.2019.8856362","mag":"2979870307","pmid":"https://pubmed.ncbi.nlm.nih.gov/31946855"},"language":"en","primary_location":{"id":"doi:10.1109/embc.2019.8856362","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2019.8856362","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)","raw_type":"proceedings-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/A5071098555","display_name":"Norihiro Sugita","orcid":"https://orcid.org/0000-0002-0288-2735"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Norihiro Sugita","raw_affiliation_strings":["Department of Management Science and Technology, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Management Science and Technology, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075393132","display_name":"Taihei Noro","orcid":null},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Taihei Noro","raw_affiliation_strings":["Department of Electrical, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063371267","display_name":"Makoto Yoshizawa","orcid":"https://orcid.org/0000-0003-2484-6206"},"institutions":[{"id":"https://openalex.org/I4210093896","display_name":"Tohoku University Hospital","ror":"https://ror.org/00kcd6x60","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093896"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Makoto Yoshizawa","raw_affiliation_strings":["Cyber Science Center, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cyber Science Center, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I4210093896"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029295124","display_name":"Kei Ichiji","orcid":"https://orcid.org/0000-0002-0072-1399"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kei Ichiji","raw_affiliation_strings":["Department of Health Science, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Science, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109372795","display_name":"Shunsuke Yamaki","orcid":null},"institutions":[{"id":"https://openalex.org/I4210093896","display_name":"Tohoku University Hospital","ror":"https://ror.org/00kcd6x60","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093896"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shunsuke Yamaki","raw_affiliation_strings":["Cyber Science Center, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cyber Science Center, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I4210093896"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021841762","display_name":"Noriyasu Homma","orcid":"https://orcid.org/0000-0001-7543-6181"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Noriyasu Homma","raw_affiliation_strings":["Department of Health Science, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Science, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8973,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.72606581,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"2019","issue":null,"first_page":"4458","last_page":"4461"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":1.0,"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":1.0,"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":0.9990000128746033,"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/T11700","display_name":"Hemodynamic Monitoring and Therapy","score":0.9990000128746033,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/blood-pressure","display_name":"Blood pressure","score":0.7846043109893799},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.5294995307922363},{"id":"https://openalex.org/keywords/pulse-pressure","display_name":"Pulse pressure","score":0.4800533056259155},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4244902729988098},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.34172922372817993},{"id":"https://openalex.org/keywords/biomedical-engineering","display_name":"Biomedical engineering","score":0.3350936770439148},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3314463794231415},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3262345790863037},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.17803725600242615},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.17774450778961182},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1690981686115265}],"concepts":[{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.7846043109893799},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.5294995307922363},{"id":"https://openalex.org/C17140001","wikidata":"https://www.wikidata.org/wiki/Q1759415","display_name":"Pulse pressure","level":3,"score":0.4800533056259155},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4244902729988098},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.34172922372817993},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.3350936770439148},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3314463794231415},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3262345790863037},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.17803725600242615},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.17774450778961182},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1690981686115265}],"mesh":[{"descriptor_ui":"D001794","descriptor_name":"Blood Pressure","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001794","descriptor_name":"Blood Pressure","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001794","descriptor_name":"Blood Pressure","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001795","descriptor_name":"Blood Pressure Determination","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D001795","descriptor_name":"Blood Pressure Determination","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D001795","descriptor_name":"Blood Pressure Determination","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","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":"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":"D008991","descriptor_name":"Monitoring, Physiologic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008991","descriptor_name":"Monitoring, Physiologic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008991","descriptor_name":"Monitoring, Physiologic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014741","descriptor_name":"Video Recording","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014741","descriptor_name":"Video Recording","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014741","descriptor_name":"Video Recording","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D063177","descriptor_name":"Pulse Wave Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D063177","descriptor_name":"Pulse Wave Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D063177","descriptor_name":"Pulse Wave Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1109/embc.2019.8856362","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2019.8856362","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)","raw_type":"proceedings-article"},{"id":"pmid:31946855","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/31946855","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":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.8600000143051147,"id":"https://metadata.un.org/sdg/3"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W328151516","https://openalex.org/W2003922338","https://openalex.org/W2020211431","https://openalex.org/W2065022712","https://openalex.org/W2096051767","https://openalex.org/W2294450945","https://openalex.org/W2294747933","https://openalex.org/W2424153514","https://openalex.org/W2491700890","https://openalex.org/W2573578363","https://openalex.org/W2738968590","https://openalex.org/W2794465796","https://openalex.org/W2808472211","https://openalex.org/W3035924285","https://openalex.org/W6779993267"],"related_works":["https://openalex.org/W2383216851","https://openalex.org/W2088328627","https://openalex.org/W2073502284","https://openalex.org/W2102320489","https://openalex.org/W2127910505","https://openalex.org/W2132304395","https://openalex.org/W1979848857","https://openalex.org/W1988124167","https://openalex.org/W2072871259","https://openalex.org/W2148522477"],"abstract_inverted_index":{"The":[0,142,164],"risk":[1],"of":[2,11,58,86,94,110,138,144,167,186,200,204,215,231],"cardiovascular":[3],"diseases":[4],"is":[5,37,63],"related":[6],"to":[7,32,51,67,81,122],"the":[8,27,59,83,102,107,115,128,131,135,139,145,168,174,178,198,201,210,216,221,224,228,232],"absolute":[9,84,202],"level":[10,85],"blood":[12,35,87,124,140,162,205,233],"pressure":[13,36,88,125,133,226],"as":[14,16],"well":[15],"its":[17],"fluctuation":[18],"while":[19,184],"sleeping":[20],"or":[21],"during":[22],"daily":[23,34],"activities.":[24],"To":[25],"assess":[26],"risk,":[28],"a":[29,45,49,64,78],"simpler":[30],"method":[31,50,80],"monitor":[33],"desirable.":[38],"In":[39,73],"recent":[40],"years,":[41],"there":[42],"has":[43],"been":[44],"focus":[46,105],"on":[47,106,127],"developing":[48],"obtain":[52],"pulse":[53,111],"waves":[54,112],"from":[55,101,114,152],"video":[56,92,116],"images":[57,93,117],"human":[60,95],"body.":[61],"This":[62,207],"promising":[65],"technique":[66],"acquire":[68],"biometric":[69],"information":[70],"without":[71],"contact.":[72],"this":[74],"study,":[75],"we":[76],"propose":[77],"new":[79],"estimate":[82,123],"by":[89],"using":[90,149],"two":[91],"hands":[96],"captured":[97],"at":[98],"different":[99],"heights":[100],"heart.":[103],"We":[104],"amplitude":[108],"difference":[109],"obtained":[113,151],"and":[118,134,177,227],"derive":[119],"an":[120],"equation":[121],"based":[126],"relationship":[129,222],"between":[130,173,223],"internal":[132,225],"cross-sectional":[136,229],"area":[137,230],"vessel.":[141,234],"accuracy":[143],"estimation":[146,199],"was":[147,181,189],"evaluated":[148],"data":[150],"5":[153],"healthy":[154],"subjects":[155],"performing":[156],"cycling":[157],"exercises":[158],"that":[159,185],"change":[160],"their":[161],"pressure.":[163,206],"average":[165],"value":[166,176,180,203],"root":[169],"mean":[170],"square":[171],"error":[172],"real":[175],"estimated":[179],"25.7":[182],"mmHg,":[183],"correlation":[187],"coefficient":[188],"0.66.":[190],"There":[191],"were":[192],"large":[193],"individual":[194,213],"differences,":[195],"particularly":[196],"in":[197],"result":[208],"suggests":[209],"need":[211],"for":[212],"correction":[214],"compliance":[217],"curve,":[218],"which":[219],"represents":[220]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}