{"id":"https://openalex.org/W3081670606","doi":"https://doi.org/10.1109/jiot.2020.3020875","title":"Age-Optimal Service and Decision Processes in Internet of Things","display_name":"Age-Optimal Service and Decision Processes in Internet of Things","publication_year":2020,"publication_date":"2020-09-01","ids":{"openalex":"https://openalex.org/W3081670606","doi":"https://doi.org/10.1109/jiot.2020.3020875","mag":"3081670606"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2020.3020875","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3020875","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-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/A5083644003","display_name":"Zhiwei Bao","orcid":"https://orcid.org/0000-0002-3409-6579"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhiwei Bao","raw_affiliation_strings":["School of Electronic and Information Engineering, Nanjing University of Information Science and Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035399784","display_name":"Yunquan Dong","orcid":"https://orcid.org/0000-0001-5282-4245"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunquan Dong","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","School of Electronic and Information Engineering, Nanjing University of Information Science and Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040907578","display_name":"Zhengchuan Chen","orcid":"https://orcid.org/0000-0002-2289-5621"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhengchuan Chen","raw_affiliation_strings":["Key Laboratory of Dependable Service Computing in Cyber-Physical Society, Ministry of Education of China and the School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Dependable Service Computing in Cyber-Physical Society, Ministry of Education of China and the School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079233004","display_name":"Pingyi Fan","orcid":"https://orcid.org/0000-0002-0658-6079"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pingyi Fan","raw_affiliation_strings":["Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079052203","display_name":"Khaled B. Letaief","orcid":"https://orcid.org/0000-0003-2519-6401"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]},{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Khaled Ben Letaief","raw_affiliation_strings":["Hong Kong University of Science and Technology, Hong Kong","Peng Cheng Laboratory, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology, Hong Kong","institution_ids":["https://openalex.org/I200769079"]},{"raw_affiliation_string":"Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5083644003"],"corresponding_institution_ids":["https://openalex.org/I200845125"],"apc_list":null,"apc_paid":null,"fwci":2.2647,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.88941624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"8","issue":"4","first_page":"2826","last_page":"2841"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10300","display_name":"Congenital Heart Disease Studies","score":0.9634000062942505,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/computer-science","display_name":"Computer science","score":0.7334102392196655},{"id":"https://openalex.org/keywords/poisson-distribution","display_name":"Poisson distribution","score":0.6900230646133423},{"id":"https://openalex.org/keywords/exponential-distribution","display_name":"Exponential distribution","score":0.5890463590621948},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.5611206293106079},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.525649905204773},{"id":"https://openalex.org/keywords/preemption","display_name":"Preemption","score":0.5051429867744446},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4886036515235901},{"id":"https://openalex.org/keywords/performance-metric","display_name":"Performance metric","score":0.48445558547973633},{"id":"https://openalex.org/keywords/response-time","display_name":"Response time","score":0.4686443507671356},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.3469664454460144},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3462722897529602},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.33188334107398987},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.17538315057754517},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16553327441215515}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7334102392196655},{"id":"https://openalex.org/C100906024","wikidata":"https://www.wikidata.org/wiki/Q205692","display_name":"Poisson distribution","level":2,"score":0.6900230646133423},{"id":"https://openalex.org/C55350006","wikidata":"https://www.wikidata.org/wiki/Q237193","display_name":"Exponential distribution","level":2,"score":0.5890463590621948},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.5611206293106079},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.525649905204773},{"id":"https://openalex.org/C206952183","wikidata":"https://www.wikidata.org/wiki/Q1193100","display_name":"Preemption","level":2,"score":0.5051429867744446},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4886036515235901},{"id":"https://openalex.org/C2780898871","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Performance metric","level":2,"score":0.48445558547973633},{"id":"https://openalex.org/C19012869","wikidata":"https://www.wikidata.org/wiki/Q578372","display_name":"Response time","level":2,"score":0.4686443507671356},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.3469664454460144},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3462722897529602},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.33188334107398987},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.17538315057754517},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16553327441215515},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"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/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"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/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/jiot.2020.3020875","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3020875","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-110714","is_oa":false,"landing_page_url":"http://lbdiscover.ust.hk/uresolver?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rfr_id=info:sid/HKUST:SPI&rft.genre=article&rft.issn=2327-4662&rft.volume=v. 8&rft.issue=(4)&rft.date=2021&rft.spage=2826&rft.aulast=Bao&rft.aufirst=Zhiwei&rft.atitle=Age-Optimal+Service+and+Decision+Processes+in+Internet+of+Things&rft.title=IEEE+INTERNET+OF+THINGS+JOURNAL","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"pmh:oai:repository.ust.hk:1783.1-110714","is_oa":false,"landing_page_url":"http://repository.ust.hk/ir/Record/1783.1-110714","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.7699999809265137,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G1067843186","display_name":null,"funder_award_id":"2020D09","funder_id":"https://openalex.org/F4320324856","funder_display_name":"Southeast University"},{"id":"https://openalex.org/G2024697818","display_name":null,"funder_award_id":"2012CB316100(2)","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G3111949999","display_name":null,"funder_award_id":"61701247","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3236774965","display_name":null,"funder_award_id":"61901066","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6068309802","display_name":null,"funder_award_id":"61931004","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6209412633","display_name":null,"funder_award_id":"2243141701008","funder_id":"https://openalex.org/F4320335990","funder_display_name":"Startup Foundation for Introducing Talent of Nanjing University of Information Science and Technology"},{"id":"https://openalex.org/G7319721546","display_name":null,"funder_award_id":"cstc2019jcyj-msxmX0575","funder_id":"https://openalex.org/F4320321550","funder_display_name":"Chongqing Science and Technology Commission"},{"id":"https://openalex.org/G7506754022","display_name":null,"funder_award_id":"4202030","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321550","display_name":"Chongqing Science and Technology Commission","ror":"https://ror.org/05w9erc61"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null},{"id":"https://openalex.org/F4320324856","display_name":"Southeast University","ror":"https://ror.org/04ct4d772"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320335990","display_name":"Startup Foundation for Introducing Talent of Nanjing University of Information Science and Technology","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W34141764","https://openalex.org/W1993918491","https://openalex.org/W2066786775","https://openalex.org/W2069417241","https://openalex.org/W2072641892","https://openalex.org/W2146487252","https://openalex.org/W2153919611","https://openalex.org/W2899776773","https://openalex.org/W2908558272","https://openalex.org/W2911509504","https://openalex.org/W2915151495","https://openalex.org/W2938453880","https://openalex.org/W2962838620","https://openalex.org/W2963294159","https://openalex.org/W2963536469","https://openalex.org/W2963869148","https://openalex.org/W2964201926","https://openalex.org/W2967488737","https://openalex.org/W2979729503","https://openalex.org/W2983341653","https://openalex.org/W3003589928","https://openalex.org/W3007077384","https://openalex.org/W3017345035"],"related_works":["https://openalex.org/W3191866865","https://openalex.org/W840708677","https://openalex.org/W2361541374","https://openalex.org/W1439300391","https://openalex.org/W1970491116","https://openalex.org/W2888133284","https://openalex.org/W1500315091","https://openalex.org/W2373738034","https://openalex.org/W2003447514","https://openalex.org/W2187367931"],"abstract_inverted_index":{"We":[0],"consider":[1],"an":[2],"Internet-of-Things":[3],"(IoT)":[4],"system":[5,90,130,146],"in":[6],"which":[7],"a":[8,11,23,159],"sensor":[9],"observes":[10],"phenomenon":[12],"of":[13,52,88,128,143,155],"interest":[14],"with":[15,25,40,81,136,147,167,186,194,203],"exponentially":[16,82,107],"distributed":[17,83,102,108],"intervals":[18],"and":[19,109,134,151,171,226],"delivers":[20],"updates":[21,34,55,234],"to":[22,37,157,218,246],"monitor":[24],"random":[26,43],"service":[27,95,177,196,205],"times.":[28],"At":[29],"the":[30,32,50,53,60,67,77,85,89,94,112,120,125,129,140,144,153,168,173,176,182,199,208,232,241],"monitor,":[31],"received":[33,54,160,233],"are":[35,79,122,235,244],"used":[36,245],"make":[38,247],"decisions":[39,63,78,121,164],"deterministic":[41,220,223],"or":[42],"intervals.":[44],"For":[45,210],"this":[46],"system,":[47],"we":[48,190],"investigate":[49],"freshness":[51],"at":[56,240],"decision":[57,137,149,169,228],"epochs":[58],"using":[59],"age":[61],"upon":[62],"(AuDs)":[64],"metric.":[65],"With":[66],"first-come-first-served":[68],"(FCFS)":[69],"policy,":[70],"theoretical":[71],"results":[72],"show":[73],"that:":[74],"1)":[75],"when":[76,93,104,119],"made":[80,123],"intervals,":[84],"average":[86,126,141],"AuD":[87,127,142],"is":[91,100,106,116,131,165,172,179,188,216],"smaller":[92],"time":[96,178,242],"(e.g.,":[97],"transmission":[98],"time)":[99],"uniformly":[101],"than":[103],"it":[105,115,215],"would":[110],"be":[111],"smallest":[113,174],"if":[114,175],"deterministic;":[117],"2)":[118],"periodically,":[124],"larger":[132],"than,":[133],"decreases":[135],"rate":[138,170],"to,":[139],"corresponding":[145],"Poisson":[148,195,227],"intervals;":[150],"3)":[152],"probability":[154],"missing":[156],"use":[158,219],"update":[161],"for":[162],"any":[163],"decreasing":[166],"deterministic.":[180],"When":[181],"last-come-first-served":[183],"(LCFS)":[184],"policy":[185],"preemption":[187],"used,":[189],"observe":[191],"that":[192,231],"systems":[193,202],"processes":[197,206],"perform":[198,207],"best":[200],"while":[201],"periodic":[204],"worst.":[209],"IoT-based":[211],"monitoring":[212,221],"systems,":[213],"therefore,":[214],"suggested":[217],"schemes,":[222,225],"transmitting":[224],"schemes":[229],"so":[230],"as":[236,238],"fresh":[237],"possible":[239],"they":[243],"decisions.":[248]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
