{"id":"https://openalex.org/W4362665729","doi":"https://doi.org/10.3390/s23073776","title":"Smart Multi-Sensor Calibration of Low-Cost Particulate Matter Monitors","display_name":"Smart Multi-Sensor Calibration of Low-Cost Particulate Matter Monitors","publication_year":2023,"publication_date":"2023-04-06","ids":{"openalex":"https://openalex.org/W4362665729","doi":"https://doi.org/10.3390/s23073776","pmid":"https://pubmed.ncbi.nlm.nih.gov/37050836"},"language":"en","primary_location":{"id":"doi:10.3390/s23073776","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s23073776","pdf_url":"https://www.mdpi.com/1424-8220/23/7/3776/pdf?version=1680838402","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/23/7/3776/pdf?version=1680838402","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048483771","display_name":"Edwin Villanueva","orcid":"https://orcid.org/0000-0002-6540-1230"},"institutions":[{"id":"https://openalex.org/I65285256","display_name":"Pontificia Universidad Cat\u00f3lica del Per\u00fa","ror":"https://ror.org/00013q465","country_code":"PE","type":"education","lineage":["https://openalex.org/I65285256"]}],"countries":["PE"],"is_corresponding":true,"raw_author_name":"Edwin Villanueva","raw_affiliation_strings":["Engineering Department, Pontificia Universidad Cat\u00f3lica del Per\u00fa, 1801 Universitaria Av., San Miguel, Lima 15088, Peru"],"raw_orcid":"https://orcid.org/0000-0002-6540-1230","affiliations":[{"raw_affiliation_string":"Engineering Department, Pontificia Universidad Cat\u00f3lica del Per\u00fa, 1801 Universitaria Av., San Miguel, Lima 15088, Peru","institution_ids":["https://openalex.org/I65285256"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027557382","display_name":"Soledad Espezua","orcid":"https://orcid.org/0000-0002-9881-1367"},"institutions":[{"id":"https://openalex.org/I919628346","display_name":"University of the Pacific","ror":"https://ror.org/05mmg7t28","country_code":"PE","type":"education","lineage":["https://openalex.org/I919628346"]}],"countries":["PE"],"is_corresponding":false,"raw_author_name":"Soledad Espezua","raw_affiliation_strings":["Departamento Acad\u00e9mico de Ingenier\u00eda, Universidad del Pac\u00edfico, 2020 Salaverry Av., Jes\u00fas Mar\u00eda, Lima 15072, Peru"],"raw_orcid":"https://orcid.org/0000-0002-9881-1367","affiliations":[{"raw_affiliation_string":"Departamento Acad\u00e9mico de Ingenier\u00eda, Universidad del Pac\u00edfico, 2020 Salaverry Av., Jes\u00fas Mar\u00eda, Lima 15072, Peru","institution_ids":["https://openalex.org/I919628346"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038767461","display_name":"George Castelar","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"George Castelar","raw_affiliation_strings":["Subgerencia de Gesti\u00f3n Ambiental, Municipalidad Metropolitana de Lima, Palacio Municipal, Lima 15001, Peru"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Subgerencia de Gesti\u00f3n Ambiental, Municipalidad Metropolitana de Lima, Palacio Municipal, Lima 15001, Peru","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073366593","display_name":"Kyara Diaz","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kyara Diaz","raw_affiliation_strings":["Subgerencia de Gesti\u00f3n Ambiental, Municipalidad Metropolitana de Lima, Palacio Municipal, Lima 15001, Peru"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Subgerencia de Gesti\u00f3n Ambiental, Municipalidad Metropolitana de Lima, Palacio Municipal, Lima 15001, Peru","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002578385","display_name":"Erick Ingaroca","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Erick Ingaroca","raw_affiliation_strings":["Subgerencia de Gesti\u00f3n Ambiental, Municipalidad Metropolitana de Lima, Palacio Municipal, Lima 15001, Peru"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Subgerencia de Gesti\u00f3n Ambiental, Municipalidad Metropolitana de Lima, Palacio Municipal, Lima 15001, Peru","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5048483771"],"corresponding_institution_ids":["https://openalex.org/I65285256"],"apc_list":{"value":2600,"currency":"CHF","value_usd":3137},"apc_paid":{"value":2600,"currency":"CHF","value_usd":3137},"fwci":1.9038,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.84285372,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"23","issue":"7","first_page":"3776","last_page":"3776"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12120","display_name":"Air Quality Monitoring and Forecasting","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12120","display_name":"Air Quality Monitoring and Forecasting","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10190","display_name":"Air Quality and Health Impacts","score":0.9944999814033508,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10075","display_name":"Atmospheric chemistry and aerosols","score":0.9732999801635742,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.7674685120582581},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.587303876876831},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5573084354400635},{"id":"https://openalex.org/keywords/particulates","display_name":"Particulates","score":0.5497463941574097},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4835219383239746},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.44038912653923035},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.44000911712646484},{"id":"https://openalex.org/keywords/data-quality","display_name":"Data quality","score":0.42898663878440857},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.42525672912597656},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3577057719230652},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.3343009650707245},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2731153964996338},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.10374373197555542},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.05973118543624878}],"concepts":[{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.7674685120582581},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.587303876876831},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5573084354400635},{"id":"https://openalex.org/C24245907","wikidata":"https://www.wikidata.org/wiki/Q498957","display_name":"Particulates","level":2,"score":0.5497463941574097},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4835219383239746},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.44038912653923035},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.44000911712646484},{"id":"https://openalex.org/C24756922","wikidata":"https://www.wikidata.org/wiki/Q1757694","display_name":"Data quality","level":3,"score":0.42898663878440857},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.42525672912597656},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3577057719230652},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3343009650707245},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2731153964996338},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10374373197555542},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.05973118543624878},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s23073776","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s23073776","pdf_url":"https://www.mdpi.com/1424-8220/23/7/3776/pdf?version=1680838402","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:37050836","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/37050836","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":"Sensors (Basel, Switzerland)","raw_type":"Journal Article"},{"id":"pmh:oai:pubmedcentral.nih.gov:10099154","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/10099154","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC10099154/pdf/sensors-23-03776.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:b295043faa4d4587bc5826aa4f0ddc5f","is_oa":true,"landing_page_url":"https://doaj.org/article/b295043faa4d4587bc5826aa4f0ddc5f","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 23, Iss 7, p 3776 (2023)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/23/7/3776/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s23073776","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 23; Issue 7; Pages: 3776","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s23073776","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s23073776","pdf_url":"https://www.mdpi.com/1424-8220/23/7/3776/pdf?version=1680838402","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.8500000238418579,"display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G2674005229","display_name":null,"funder_award_id":"50-2018-FONDECYT-BM-IADT-MU","funder_id":"https://openalex.org/F4320335542","funder_display_name":"Fondo Nacional de Desarrollo Cient\u00edfico, Tecnol\u00f3gico y de Innovaci\u00f3n Tecnol\u00f3gica"}],"funders":[{"id":"https://openalex.org/F4320327333","display_name":"Pontificia Universidad Cat\u00f3lica del Per\u00fa","ror":"https://ror.org/00013q465"},{"id":"https://openalex.org/F4320335542","display_name":"Fondo Nacional de Desarrollo Cient\u00edfico, Tecnol\u00f3gico y de Innovaci\u00f3n Tecnol\u00f3gica","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4362665729.pdf","grobid_xml":"https://content.openalex.org/works/W4362665729.grobid-xml"},"referenced_works_count":37,"referenced_works":["https://openalex.org/W2039636725","https://openalex.org/W2068743750","https://openalex.org/W2079098817","https://openalex.org/W2106059318","https://openalex.org/W2177101396","https://openalex.org/W2219175658","https://openalex.org/W2234079634","https://openalex.org/W2329466550","https://openalex.org/W2340895498","https://openalex.org/W2617858335","https://openalex.org/W2741056528","https://openalex.org/W2746110249","https://openalex.org/W2784031884","https://openalex.org/W2790475309","https://openalex.org/W2796479994","https://openalex.org/W2880156893","https://openalex.org/W2887797512","https://openalex.org/W2949574555","https://openalex.org/W2953855164","https://openalex.org/W2970303123","https://openalex.org/W2996598767","https://openalex.org/W3095197197","https://openalex.org/W3114314572","https://openalex.org/W3149392816","https://openalex.org/W3158729179","https://openalex.org/W3166137758","https://openalex.org/W3167947515","https://openalex.org/W3197043543","https://openalex.org/W3215209176","https://openalex.org/W3216040704","https://openalex.org/W4206332083","https://openalex.org/W4210471953","https://openalex.org/W4214816451","https://openalex.org/W4220807422","https://openalex.org/W4235953583","https://openalex.org/W4281737907","https://openalex.org/W4284881303"],"related_works":["https://openalex.org/W626601394","https://openalex.org/W2494533905","https://openalex.org/W2941015101","https://openalex.org/W2371666510","https://openalex.org/W2975026841","https://openalex.org/W2067628325","https://openalex.org/W1993949396","https://openalex.org/W2981544937","https://openalex.org/W2057331298","https://openalex.org/W2392932513"],"abstract_inverted_index":{"A":[0],"variety":[1],"of":[2,19,23,43,91,102,108,113,122,140],"low-cost":[3],"sensors":[4,33,86,133],"have":[5],"recently":[6],"appeared":[7],"to":[8,15,39,68,87,148],"measure":[9],"air":[10,22],"quality,":[11],"making":[12],"it":[13],"feasible":[14],"face":[16],"the":[17,21,41,44,92,96,100,149],"challenge":[18],"monitoring":[20],"large":[24],"urban":[25],"conglomerates":[26],"at":[27],"high":[28],"spatial":[29],"resolution.":[30],"However,":[31],"these":[32],"require":[34],"a":[35,106,145],"careful":[36],"calibration":[37,70,127,151],"process":[38],"ensure":[40,99],"quality":[42,101],"data":[45,55,81,156],"they":[46],"provide,":[47],"which":[48],"frequently":[49],"involves":[50],"expensive":[51],"and":[52,82,98],"time-consuming":[53],"field":[54,80,141,155],"collection":[56],"campaigns":[57],"with":[58,110,134,144,154],"high-end":[59],"instruments.":[60],"In":[61,105],"this":[62],"paper,":[63],"we":[64,118],"propose":[65],"machine-learning-based":[66],"approaches":[67,124],"generate":[69],"models":[71,83,128],"for":[72,129],"new":[73,130],"Particulate":[74],"Matter":[75],"(PM)":[76],"sensors,":[77],"leveraging":[78],"available":[79],"from":[84,157],"existing":[85],"facilitate":[88],"rapid":[89],"incorporation":[90],"candidate":[93,131],"sensor":[94,116],"into":[95],"network":[97],"its":[103],"data.":[104],"series":[107],"experiments":[109],"two":[111],"sets":[112],"well-known":[114],"PM":[115,132],"manufacturers,":[117],"found":[119],"that":[120],"one":[121],"our":[123],"can":[125],"produce":[126],"as":[135,137],"few":[136],"four":[138],"days":[139],"data,":[142],"but":[143],"performance":[146],"close":[147],"best":[150],"model":[152],"adjusted":[153],"periods":[158],"ten":[159],"times":[160],"longer.":[161]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}