{"id":"https://openalex.org/W4309455641","doi":"https://doi.org/10.3390/a15110434","title":"Insights into Multi-Model Federated Learning: An Advanced Approach for Air Quality Index Forecasting","display_name":"Insights into Multi-Model Federated Learning: An Advanced Approach for Air Quality Index Forecasting","publication_year":2022,"publication_date":"2022-11-17","ids":{"openalex":"https://openalex.org/W4309455641","doi":"https://doi.org/10.3390/a15110434"},"language":"en","primary_location":{"id":"doi:10.3390/a15110434","is_oa":true,"landing_page_url":"https://doi.org/10.3390/a15110434","pdf_url":"https://www.mdpi.com/1999-4893/15/11/434/pdf?version=1669170039","source":{"id":"https://openalex.org/S190629608","display_name":"Algorithms","issn_l":"1999-4893","issn":["1999-4893"],"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":"Algorithms","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1999-4893/15/11/434/pdf?version=1669170039","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048550306","display_name":"Duy-Dong Le","orcid":"https://orcid.org/0000-0001-7987-6627"},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Duy-Dong Le","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028665472","display_name":"Tran Anh Khoa","orcid":"https://orcid.org/0000-0003-4649-8417"},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Anh-Khoa Tran","raw_affiliation_strings":["National Institute of Information and Communications Technology, Tokyo 184-8795, Japan"],"affiliations":[{"raw_affiliation_string":"National Institute of Information and Communications Technology, Tokyo 184-8795, Japan","institution_ids":["https://openalex.org/I90023481"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023083273","display_name":"Minh-Son Dao","orcid":"https://orcid.org/0000-0003-3044-8175"},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Minh-Son Dao","raw_affiliation_strings":["National Institute of Information and Communications Technology, Tokyo 184-8795, Japan"],"affiliations":[{"raw_affiliation_string":"National Institute of Information and Communications Technology, Tokyo 184-8795, Japan","institution_ids":["https://openalex.org/I90023481"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080333515","display_name":"Kieu-Chinh Nguyen-Ly","orcid":"https://orcid.org/0000-0002-7443-8529"},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Kieu-Chinh Nguyen-Ly","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101665324","display_name":"Son Le","orcid":"https://orcid.org/0000-0002-3378-1507"},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Hoang-Son Le","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054004134","display_name":"Xuan Dao Nguyen Thi","orcid":"https://orcid.org/0000-0002-3262-4673"},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Xuan-Dao Nguyen-Thi","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001708268","display_name":"Thanh-Qui Pham","orcid":"https://orcid.org/0000-0002-7746-2030"},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Thanh-Qui Pham","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019379795","display_name":"Van-Luong Nguyen","orcid":"https://orcid.org/0000-0002-6405-7597"},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Van-Luong Nguyen","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065394758","display_name":"Bach-Yen Nguyen-Thi","orcid":null},"institutions":[{"id":"https://openalex.org/I181727666","display_name":"University of Economics Ho Chi Minh City","ror":"https://ror.org/010yce376","country_code":"VN","type":"education","lineage":["https://openalex.org/I181727666"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Bach-Yen Nguyen-Thi","raw_affiliation_strings":["University of Economics, Ho Chi Minh City 700000, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Economics, Ho Chi Minh City 700000, Vietnam","institution_ids":["https://openalex.org/I181727666"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5023083273","https://openalex.org/A5048550306"],"corresponding_institution_ids":["https://openalex.org/I181727666","https://openalex.org/I90023481"],"apc_list":{"value":1400,"currency":"CHF","value_usd":1515},"apc_paid":{"value":1400,"currency":"CHF","value_usd":1515},"fwci":2.0775,"has_fulltext":true,"cited_by_count":25,"citation_normalized_percentile":{"value":0.85940115,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"15","issue":"11","first_page":"434","last_page":"434"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12120","display_name":"Air Quality Monitoring and Forecasting","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9932000041007996,"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/T11344","display_name":"Traffic Prediction and Management Techniques","score":0.9818000197410583,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6497585773468018},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.6146122217178345},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.5998802781105042},{"id":"https://openalex.org/keywords/big-data","display_name":"Big data","score":0.5853731632232666},{"id":"https://openalex.org/keywords/air-quality-index","display_name":"Air quality index","score":0.5567870140075684},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.520084798336029},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.511963963508606},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.4565631151199341},{"id":"https://openalex.org/keywords/empirical-research","display_name":"Empirical research","score":0.4262269139289856},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4136124849319458},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.376156210899353},{"id":"https://openalex.org/keywords/management-science","display_name":"Management science","score":0.3572913408279419},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.15287891030311584},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12934017181396484},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.11820399761199951}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6497585773468018},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.6146122217178345},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.5998802781105042},{"id":"https://openalex.org/C75684735","wikidata":"https://www.wikidata.org/wiki/Q858810","display_name":"Big data","level":2,"score":0.5853731632232666},{"id":"https://openalex.org/C126314574","wikidata":"https://www.wikidata.org/wiki/Q2364111","display_name":"Air quality index","level":2,"score":0.5567870140075684},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.520084798336029},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.511963963508606},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.4565631151199341},{"id":"https://openalex.org/C120936955","wikidata":"https://www.wikidata.org/wiki/Q2155640","display_name":"Empirical research","level":2,"score":0.4262269139289856},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4136124849319458},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.376156210899353},{"id":"https://openalex.org/C539667460","wikidata":"https://www.wikidata.org/wiki/Q2414942","display_name":"Management science","level":1,"score":0.3572913408279419},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.15287891030311584},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12934017181396484},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.11820399761199951},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/a15110434","is_oa":true,"landing_page_url":"https://doi.org/10.3390/a15110434","pdf_url":"https://www.mdpi.com/1999-4893/15/11/434/pdf?version=1669170039","source":{"id":"https://openalex.org/S190629608","display_name":"Algorithms","issn_l":"1999-4893","issn":["1999-4893"],"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":"Algorithms","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:d9e072d0a71d409da37e2ef6529816e1","is_oa":true,"landing_page_url":"https://doaj.org/article/d9e072d0a71d409da37e2ef6529816e1","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Algorithms, Vol 15, Iss 11, p 434 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1999-4893/15/11/434/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/a15110434","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":"Algorithms; Volume 15; Issue 11; Pages: 434","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/a15110434","is_oa":true,"landing_page_url":"https://doi.org/10.3390/a15110434","pdf_url":"https://www.mdpi.com/1999-4893/15/11/434/pdf?version=1669170039","source":{"id":"https://openalex.org/S190629608","display_name":"Algorithms","issn_l":"1999-4893","issn":["1999-4893"],"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":"Algorithms","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1669140038","display_name":null,"funder_award_id":"2022-09-19-1160","funder_id":"https://openalex.org/F4320319003","funder_display_name":"\u0110\u1ea1i h\u1ecdc Kinh t\u1ebf Th\u00e0nh ph\u1ed1 H\u1ed3 Ch\u00ed Minh"}],"funders":[{"id":"https://openalex.org/F4320319003","display_name":"\u0110\u1ea1i h\u1ecdc Kinh t\u1ebf Th\u00e0nh ph\u1ed1 H\u1ed3 Ch\u00ed Minh","ror":"https://ror.org/010yce376"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4309455641.pdf","grobid_xml":"https://content.openalex.org/works/W4309455641.grobid-xml"},"referenced_works_count":85,"referenced_works":["https://openalex.org/W1966188114","https://openalex.org/W2008845112","https://openalex.org/W2012922494","https://openalex.org/W2040398254","https://openalex.org/W2057618554","https://openalex.org/W2067186191","https://openalex.org/W2084003102","https://openalex.org/W2110309989","https://openalex.org/W2167667183","https://openalex.org/W2282992258","https://openalex.org/W2541884796","https://openalex.org/W2734358244","https://openalex.org/W2754663885","https://openalex.org/W2760506659","https://openalex.org/W2790294795","https://openalex.org/W2799476458","https://openalex.org/W2803892188","https://openalex.org/W2809533013","https://openalex.org/W2812669263","https://openalex.org/W2823724833","https://openalex.org/W2896122263","https://openalex.org/W2898461917","https://openalex.org/W2938902291","https://openalex.org/W2955624416","https://openalex.org/W2968295315","https://openalex.org/W2973369637","https://openalex.org/W2982277720","https://openalex.org/W2990792561","https://openalex.org/W2995022099","https://openalex.org/W3012085702","https://openalex.org/W3012391712","https://openalex.org/W3012501605","https://openalex.org/W3015636663","https://openalex.org/W3016132749","https://openalex.org/W3017329567","https://openalex.org/W3018102029","https://openalex.org/W3038932755","https://openalex.org/W3044274646","https://openalex.org/W3045638580","https://openalex.org/W3083243855","https://openalex.org/W3083561918","https://openalex.org/W3086590218","https://openalex.org/W3097060730","https://openalex.org/W3102483098","https://openalex.org/W3103323991","https://openalex.org/W3103802018","https://openalex.org/W3109735136","https://openalex.org/W3127520698","https://openalex.org/W3136022984","https://openalex.org/W3154569184","https://openalex.org/W3154608090","https://openalex.org/W3155912831","https://openalex.org/W3159080474","https://openalex.org/W3161051256","https://openalex.org/W3165356482","https://openalex.org/W3166492421","https://openalex.org/W3168256142","https://openalex.org/W3175230208","https://openalex.org/W3179381670","https://openalex.org/W3196371845","https://openalex.org/W3199514852","https://openalex.org/W3212962440","https://openalex.org/W4200026345","https://openalex.org/W4205094368","https://openalex.org/W4205155256","https://openalex.org/W4206352836","https://openalex.org/W4206936477","https://openalex.org/W4210480363","https://openalex.org/W4213032785","https://openalex.org/W4220934571","https://openalex.org/W4226376581","https://openalex.org/W4226461837","https://openalex.org/W4253873838","https://openalex.org/W4280563914","https://openalex.org/W4281389667","https://openalex.org/W4281686206","https://openalex.org/W4282924988","https://openalex.org/W4283367167","https://openalex.org/W4283791977","https://openalex.org/W4292169391","https://openalex.org/W4294043941","https://openalex.org/W6738383168","https://openalex.org/W6786061324","https://openalex.org/W6790712547","https://openalex.org/W6839836336"],"related_works":["https://openalex.org/W4299638067","https://openalex.org/W2783730940","https://openalex.org/W4308427638","https://openalex.org/W2353949602","https://openalex.org/W4377966303","https://openalex.org/W3082463427","https://openalex.org/W3037657749","https://openalex.org/W2990382848","https://openalex.org/W2969800500","https://openalex.org/W4300507456"],"abstract_inverted_index":{"The":[0],"air":[1,41],"quality":[2,42],"index":[3],"(AQI)":[4],"forecast":[5,115],"in":[6,14,71,113,117,144],"big":[7],"cities":[8,16],"is":[9,126],"an":[10],"exciting":[11],"study":[12],"area":[13],"smart":[15],"and":[17,33,61,81,121,141],"healthcare":[18],"on":[19,53,57,92,131],"the":[20,97,106,145,160],"Internet":[21],"of":[22,30,49,67,153],"Things.":[23],"In":[24,100],"recent":[25],"years,":[26],"a":[27,58,85,150],"large":[28],"number":[29],"empirical,":[31],"academic,":[32],"review":[34],"papers":[35],"using":[36,154],"machine":[37],"learning":[38,69],"(ML)":[39],"for":[40,96],"analysis":[43],"have":[44,111],"been":[45,64],"published.":[46],"However,":[47],"most":[48],"those":[50],"studies":[51],"focused":[52],"traditional":[54,118],"centralized":[55],"processing":[56],"single":[59],"machine,":[60],"there":[62],"had":[63],"few":[65],"surveys":[66],"federated":[68],"(FL)":[70],"this":[72,79,93,101],"field.":[73],"This":[74],"overview":[75],"aims":[76],"to":[77,88,127],"fill":[78],"gap":[80],"provide":[82],"newcomers":[83],"with":[84],"broader":[86],"perspective":[87],"inform":[89],"future":[90],"research":[91,130],"topic,":[94],"especially":[95],"multi-model":[98,155],"approach.":[99],"survey,":[102],"we":[103],"went":[104],"over":[105],"works":[107],"that":[108],"previous":[109,129],"scholars":[110],"conducted":[112],"AQI":[114,132],"both":[116],"ML":[119],"approaches":[120],"FL":[122],"mechanisms.":[123],"Our":[124],"objective":[125],"comprehend":[128],"prediction":[133],"including":[134],"methods,":[135],"models,":[136],"data":[137],"sources,":[138],"achievements,":[139],"challenges,":[140],"solutions":[142],"applied":[143],"past.":[146],"We":[147],"also":[148],"convey":[149],"new":[151],"path":[152],"FL,":[156],"which":[157],"has":[158],"piqued":[159],"computer":[161],"science":[162],"community\u2019s":[163],"interest":[164],"recently.":[165]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":7}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
