{"id":"https://openalex.org/W2309534956","doi":"https://doi.org/10.1109/mhs.2015.7438329","title":"Unconstraint measurement of vital information using near-infrared light sensor","display_name":"Unconstraint measurement of vital information using near-infrared light sensor","publication_year":2015,"publication_date":"2015-11-01","ids":{"openalex":"https://openalex.org/W2309534956","doi":"https://doi.org/10.1109/mhs.2015.7438329","mag":"2309534956"},"language":"en","primary_location":{"id":"doi:10.1109/mhs.2015.7438329","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mhs.2015.7438329","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Symposium on Micro-NanoMechatronics and Human Science (MHS)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"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/A5112257195","display_name":"Keisuke Takagi","orcid":null},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Keisuke Takagi","raw_affiliation_strings":["Nagoya Daigaku, Nagoya, Aichi, JP"],"affiliations":[{"raw_affiliation_string":"Nagoya Daigaku, Nagoya, Aichi, JP","institution_ids":["https://openalex.org/I60134161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090795358","display_name":"Hisataka Maruyama","orcid":"https://orcid.org/0000-0002-8902-883X"},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hisataka Maruyama","raw_affiliation_strings":["Department of Micro-Nano Systems Engineering, Nagoya University, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Micro-Nano Systems Engineering, Nagoya University, Nagoya, Japan","institution_ids":["https://openalex.org/I60134161"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091532948","display_name":"Fumihito Arai","orcid":"https://orcid.org/0000-0002-2508-1615"},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fumihito Arai","raw_affiliation_strings":["Department of Micro-Nano Systems Engineering, Nagoya University, Nagoya, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Micro-Nano Systems Engineering, Nagoya University, Nagoya, Japan","institution_ids":["https://openalex.org/I60134161"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5112257195"],"corresponding_institution_ids":["https://openalex.org/I60134161"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14426632,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"3"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9993000030517578,"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":0.9911999702453613,"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/photodiode","display_name":"Photodiode","score":0.6842959523200989},{"id":"https://openalex.org/keywords/infrared","display_name":"Infrared","score":0.5716346502304077},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.46863532066345215},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.32671457529067993},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.31444287300109863},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2931724190711975},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1903369128704071}],"concepts":[{"id":"https://openalex.org/C751236","wikidata":"https://www.wikidata.org/wiki/Q175943","display_name":"Photodiode","level":2,"score":0.6842959523200989},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.5716346502304077},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.46863532066345215},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.32671457529067993},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.31444287300109863},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2931724190711975},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1903369128704071}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mhs.2015.7438329","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mhs.2015.7438329","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Symposium on Micro-NanoMechatronics and Human Science (MHS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320338121","display_name":"Center of Innovation Program","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1997685468","https://openalex.org/W2094265147"],"related_works":["https://openalex.org/W1977514416","https://openalex.org/W2105026576","https://openalex.org/W1508801824","https://openalex.org/W3103825119","https://openalex.org/W2033236975","https://openalex.org/W2140280965","https://openalex.org/W2184010844","https://openalex.org/W4255002149","https://openalex.org/W2046378968","https://openalex.org/W4244240805"],"abstract_inverted_index":{"We":[0,64],"developed":[1,72],"unconstraint":[2],"measurement":[3],"of":[4,14,22,32,47,68,88],"vital":[5],"information":[6],"using":[7],"near-infrared":[8],"light":[9],"sensor":[10,19,39,73],"for":[11,27],"casual":[12],"sensing":[13],"pulse":[15,43],"wave":[16,44],"information.":[17],"This":[18,38],"is":[20],"composed":[21],"infrared":[23],"LED":[24],"and":[25,79,81,85],"photodiode":[26],"measuring":[28],"the":[29,42,56,66],"cyclic":[30],"change":[31],"hemoglobin":[33],"concentration":[34],"inside":[35],"blood":[36],"vessel.":[37],"could":[40],"measure":[41],"without":[45],"constraint":[46],"human":[48],"body.":[49],"Measured":[50],"data":[51,58,70],"represented":[52],"near":[53],"value":[54],"to":[55],"measured":[57,69],"acquired":[59],"by":[60,71,76],"commercial":[61,77],"photoplethysmographic":[62],"sensor.":[63],"demonstrated":[65],"comparisons":[67],"with":[74],"that":[75],"sensor,":[78],"calculated":[80],"compared":[82],"vascular":[83],"age":[84],"activity":[86],"balance":[87],"autonomous":[89],"nerve.":[90]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}