{"id":"https://openalex.org/W4406208000","doi":"https://doi.org/10.1109/ojcoms.2025.3527758","title":"Minimizing the Age of Information in Status Update Systems With Multiple Sources of Uncertainty","display_name":"Minimizing the Age of Information in Status Update Systems With Multiple Sources of Uncertainty","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4406208000","doi":"https://doi.org/10.1109/ojcoms.2025.3527758"},"language":"en","primary_location":{"id":"doi:10.1109/ojcoms.2025.3527758","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2025.3527758","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/ojcoms.2025.3527758","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5093111572","display_name":"Wanja de Sombre","orcid":"https://orcid.org/0009-0002-2524-3191"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Wanja De Sombre","raw_affiliation_strings":["Technical University of Darmstadt, Darmstadt, Germany","Communications Engineering Lab, Technical University of Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Technical University of Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]},{"raw_affiliation_string":"Communications Engineering Lab, Technical University of Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5094001633","display_name":"Friedrich Pyttel","orcid":null},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Friedrich Pyttel","raw_affiliation_strings":["Technical University of Darmstadt, Darmstadt, Germany","Communications Engineering Lab, Technical University of Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Technical University of Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]},{"raw_affiliation_string":"Communications Engineering Lab, Technical University of Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043544023","display_name":"Andrea Ortiz","orcid":"https://orcid.org/0000-0002-6544-1152"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Andrea Ortiz","raw_affiliation_strings":["Institute of Telecommunications, Vienna University of Technology, Vienna, Austria","Institute of Telecommunications, Vienna University of Technology, Austria"],"affiliations":[{"raw_affiliation_string":"Institute of Telecommunications, Vienna University of Technology, Vienna, Austria","institution_ids":[]},{"raw_affiliation_string":"Institute of Telecommunications, Vienna University of Technology, Austria","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040462233","display_name":"Anja Klein","orcid":"https://orcid.org/0000-0002-7626-4470"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Anja Klein","raw_affiliation_strings":["Technical University of Darmstadt, Darmstadt, Germany","Communications Engineering Lab, Technical University of Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Technical University of Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]},{"raw_affiliation_string":"Communications Engineering Lab, Technical University of Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5093111572"],"corresponding_institution_ids":["https://openalex.org/I31512782"],"apc_list":{"value":1750,"currency":"USD","value_usd":1750},"apc_paid":{"value":1750,"currency":"USD","value_usd":1750},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.004851,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":null,"first_page":"2822","last_page":"2836"},"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9513000249862671,"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/T13471","display_name":"Cognitive Functions and Memory","score":0.9300000071525574,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/communication-source","display_name":"Communication source","score":0.9195224046707153},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.794455885887146},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7413453459739685},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.622017502784729},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5761987566947937},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.556044340133667},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4871382415294647},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.48628079891204834},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.47474390268325806},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4734382629394531},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4620046317577362},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2262539565563202},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.18670380115509033}],"concepts":[{"id":"https://openalex.org/C198104137","wikidata":"https://www.wikidata.org/wiki/Q974688","display_name":"Communication source","level":2,"score":0.9195224046707153},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.794455885887146},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7413453459739685},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.622017502784729},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5761987566947937},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.556044340133667},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4871382415294647},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.48628079891204834},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.47474390268325806},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4734382629394531},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4620046317577362},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2262539565563202},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.18670380115509033},{"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/ojcoms.2025.3527758","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2025.3527758","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},{"id":"pmh:oai:tubiblio.ulb.tu-darmstadt.de:155909","is_oa":false,"landing_page_url":"http://tubiblio.ulb.tu-darmstadt.de/view/person/De_Sombre=3AWanja=3A=3A.html>","pdf_url":null,"source":{"id":"https://openalex.org/S4377196390","display_name":"TUbilio (Technical University of Darmstadt)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I31512782","host_organization_name":"Technische Universit\u00e4t Darmstadt","host_organization_lineage":["https://openalex.org/I31512782"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"},{"id":"pmh:oai:doaj.org/article:7d553cbb434142b7b36b9286cb9b7e82","is_oa":true,"landing_page_url":"https://doaj.org/article/7d553cbb434142b7b36b9286cb9b7e82","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":"IEEE Open Journal of the Communications Society, Vol 6, Pp 2822-2836 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/ojcoms.2025.3527758","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2025.3527758","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8799999952316284,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G2846207341","display_name":null,"funder_award_id":"10.47379/VRG2300","funder_id":"https://openalex.org/F4320321003","funder_display_name":"Vienna Science and Technology Fund"},{"id":"https://openalex.org/G4258032233","display_name":null,"funder_award_id":"16KISKO","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"},{"id":"https://openalex.org/G6630318528","display_name":null,"funder_award_id":"21048710","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"},{"id":"https://openalex.org/F4320321003","display_name":"Vienna Science and Technology Fund","ror":"https://ror.org/01f9mc681"},{"id":"https://openalex.org/F4320321114","display_name":"Bundesministerium f\u00fcr Bildung und Forschung","ror":"https://ror.org/04pz7b180"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W32403112","https://openalex.org/W1509029128","https://openalex.org/W1993918491","https://openalex.org/W2007321142","https://openalex.org/W2146487252","https://openalex.org/W2476750564","https://openalex.org/W2777262913","https://openalex.org/W2917981112","https://openalex.org/W3041291604","https://openalex.org/W3045914618","https://openalex.org/W3137257456","https://openalex.org/W3160249156","https://openalex.org/W3164763813","https://openalex.org/W3184887552","https://openalex.org/W3217127449","https://openalex.org/W4387871020","https://openalex.org/W4388426829","https://openalex.org/W4390098488","https://openalex.org/W4392153282","https://openalex.org/W4400276482","https://openalex.org/W4401508669","https://openalex.org/W4402156276","https://openalex.org/W4402157229","https://openalex.org/W4403600940","https://openalex.org/W6601334462","https://openalex.org/W6797943150"],"related_works":["https://openalex.org/W17155033","https://openalex.org/W3207760230","https://openalex.org/W1496222301","https://openalex.org/W4312814274","https://openalex.org/W1590307681","https://openalex.org/W2536018345","https://openalex.org/W4285370786","https://openalex.org/W2296488620","https://openalex.org/W2358353312","https://openalex.org/W2502435347"],"abstract_inverted_index":{"Status":[0],"Update":[1],"System":[2],"(SUS)":[3],"are":[4,13,159],"monitoring":[5,44,204,233],"applications":[6],"in":[7,78,163,286],"the":[8,38,50,53,59,65,75,80,86,89,93,96,101,114,127,130,139,145,157,166,182,190,203,224,238,252,257,260],"Internet":[9],"of":[10,37,61,88,100,107,129,173,184,199,216],"Things":[11],"(IoT)They":[12],"formed":[14],"by":[15],"a":[16,20,28,31,43,105,170,196,230,273],"sender":[17,39,81,239],"that":[18,48,57,268],"monitors":[19],"remote":[21],"process":[22,194],"and":[23,45,72,92,205,228,234],"sends":[24],"status":[25],"updates":[26],"to":[27,41,70,83,113,122,179,209,255,279],"receiver":[29,54,140,158],"over":[30],"wireless":[32],"data":[33,90,102,131],"channel.":[34],"The":[35,98,136],"goal":[36],"is":[40,104,111,119,141,169,177,195],"find":[42],"transmission":[46,183,206,235,281],"strategy":[47,236],"keeps":[49],"information":[51],"at":[52,64,74,95,133,138,144,237,259],"fresh,":[55],"i.e.,":[56],"minimizes":[58],"Age":[60],"Information":[62],"(AoI)":[63],"receiver.":[66,97,261],"To":[67,218],"be":[68,123,210],"able":[69],"monitor":[71],"transmit":[73],"optimal":[76],"points":[77],"time,":[79],"needs":[82],"accurately":[84],"track":[85],"quality":[87,99,128],"channel":[91,103,132,168],"AoI":[94,137,258,277,284],"source":[106,172,198],"uncertainty,":[108],"as":[109],"it":[110,176],"unknown":[112],"sender.":[115],"In":[116],"fact,":[117],"there":[118],"no":[120],"possibility":[121],"absolutely":[124],"certain":[125],"about":[126],"any":[134],"time.":[135],"only":[142],"known":[143],"transmitter":[146],"when":[147],"acknowledge":[148,152],"(ACK)":[149],"or":[150],"negative":[151],"(NACK)":[153],"feedback":[154,167],"signals":[155],"from":[156],"successfully":[160],"decoded.":[161],"However,":[162],"real":[164],"applications,":[165],"second":[171],"uncertainty":[174],"since":[175],"prone":[178],"errors,":[180],"thus":[181],"ACK/NACK":[185],"messages":[186],"might":[187],"fail.":[188],"Additionally,":[189],"random":[191],"energy":[192],"harvesting":[193],"third":[197],"uncertainty.":[200,217],"This":[201],"means,":[202],"decisions":[207],"have":[208],"made":[211],"amidst":[212],"these":[213],"multiple":[214],"sources":[215],"overcome":[219],"this":[220],"challenge,":[221],"we":[222,266],"introduce":[223],"so-called":[225],"belief":[226,253],"distribution":[227,254],"propose":[229],"novel":[231],"joint":[232],"based":[240],"on":[241],"reinforcement":[242],"learning.":[243],"Our":[244],"new":[245],"approach,":[246],"termed":[247],"Continual":[248],"Belief":[249],"Learning,":[250],"exploits":[251],"minimize":[256],"Through":[262],"extensive":[263],"numerical":[264],"simulations,":[265],"show":[267],"our":[269],"proposed":[270],"approach":[271],"yields":[272],"significantly":[274],"lower":[275],"average":[276],"compared":[278],"state-of-the-art":[280],"strategies":[282],"for":[283],"minimization":[285],"SUS.":[287]},"counts_by_year":[],"updated_date":"2026-02-26T08:16:20.718346","created_date":"2025-10-10T00:00:00"}
