{"id":"https://openalex.org/W3126316352","doi":"https://doi.org/10.1109/tnet.2021.3053937","title":"Optimizing Information Freshness Through Computation\u2013Transmission Tradeoff and Queue Management in Edge Computing","display_name":"Optimizing Information Freshness Through Computation\u2013Transmission Tradeoff and Queue Management in Edge Computing","publication_year":2021,"publication_date":"2021-02-05","ids":{"openalex":"https://openalex.org/W3126316352","doi":"https://doi.org/10.1109/tnet.2021.3053937","mag":"3126316352"},"language":"en","primary_location":{"id":"doi:10.1109/tnet.2021.3053937","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnet.2021.3053937","pdf_url":null,"source":{"id":"https://openalex.org/S62238642","display_name":"IEEE/ACM Transactions on Networking","issn_l":"1063-6692","issn":["1063-6692","1558-2566"],"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/ACM Transactions on Networking","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/A5077653400","display_name":"Peng Zou","orcid":"https://orcid.org/0000-0001-7639-6580"},"institutions":[{"id":"https://openalex.org/I193531525","display_name":"George Washington University","ror":"https://ror.org/00y4zzh67","country_code":"US","type":"education","lineage":["https://openalex.org/I193531525"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Peng Zou","raw_affiliation_strings":["George Washington University, Washington, DC, USA"],"raw_orcid":"https://orcid.org/0000-0001-7639-6580","affiliations":[{"raw_affiliation_string":"George Washington University, Washington, DC, USA","institution_ids":["https://openalex.org/I193531525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068190748","display_name":"Omur Ozel","orcid":"https://orcid.org/0000-0001-5756-0963"},"institutions":[{"id":"https://openalex.org/I193531525","display_name":"George Washington University","ror":"https://ror.org/00y4zzh67","country_code":"US","type":"education","lineage":["https://openalex.org/I193531525"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Omur Ozel","raw_affiliation_strings":["George Washington University, Washington, DC, USA"],"raw_orcid":"https://orcid.org/0000-0001-5756-0963","affiliations":[{"raw_affiliation_string":"George Washington University, Washington, DC, USA","institution_ids":["https://openalex.org/I193531525"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042830832","display_name":"Suresh Subramaniam","orcid":"https://orcid.org/0000-0003-1501-5953"},"institutions":[{"id":"https://openalex.org/I193531525","display_name":"George Washington University","ror":"https://ror.org/00y4zzh67","country_code":"US","type":"education","lineage":["https://openalex.org/I193531525"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Suresh Subramaniam","raw_affiliation_strings":["George Washington University, Washington, DC, USA"],"raw_orcid":"https://orcid.org/0000-0003-1501-5953","affiliations":[{"raw_affiliation_string":"George Washington University, Washington, DC, USA","institution_ids":["https://openalex.org/I193531525"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I193531525"],"apc_list":null,"apc_paid":null,"fwci":6.7532,"has_fulltext":false,"cited_by_count":66,"citation_normalized_percentile":{"value":0.97040559,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"29","issue":"2","first_page":"949","last_page":"963"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":1.0,"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":1.0,"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/T12079","display_name":"IoT Networks and Protocols","score":0.953499972820282,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10300","display_name":"Congenital Heart Disease Studies","score":0.9354000091552734,"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":0.850450336933136},{"id":"https://openalex.org/keywords/queue","display_name":"Queue","score":0.6189290881156921},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.5295480489730835},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5109216570854187},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5041998624801636},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.48273295164108276},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.4696076810359955},{"id":"https://openalex.org/keywords/queue-management-system","display_name":"Queue management system","score":0.46954235434532166},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.42832493782043457},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4223182797431946},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3107191026210785},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08517888188362122}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.850450336933136},{"id":"https://openalex.org/C160403385","wikidata":"https://www.wikidata.org/wiki/Q220543","display_name":"Queue","level":2,"score":0.6189290881156921},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.5295480489730835},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5109216570854187},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5041998624801636},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.48273295164108276},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.4696076810359955},{"id":"https://openalex.org/C128220111","wikidata":"https://www.wikidata.org/wiki/Q4531011","display_name":"Queue management system","level":3,"score":0.46954235434532166},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.42832493782043457},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4223182797431946},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3107191026210785},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08517888188362122}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tnet.2021.3053937","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnet.2021.3053937","pdf_url":null,"source":{"id":"https://openalex.org/S62238642","display_name":"IEEE/ACM Transactions on Networking","issn_l":"1063-6692","issn":["1063-6692","1558-2566"],"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/ACM Transactions on Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W1640967807","https://openalex.org/W1919404870","https://openalex.org/W1932416753","https://openalex.org/W1993918491","https://openalex.org/W2066786775","https://openalex.org/W2260745325","https://openalex.org/W2511425482","https://openalex.org/W2563108372","https://openalex.org/W2564810971","https://openalex.org/W2594560857","https://openalex.org/W2604304011","https://openalex.org/W2649848418","https://openalex.org/W2678047256","https://openalex.org/W2763965437","https://openalex.org/W2782611477","https://openalex.org/W2792823915","https://openalex.org/W2797442898","https://openalex.org/W2825335763","https://openalex.org/W2885608975","https://openalex.org/W2897567035","https://openalex.org/W2902276170","https://openalex.org/W2906242844","https://openalex.org/W2910556201","https://openalex.org/W2924060727","https://openalex.org/W2962220566","https://openalex.org/W2963053102","https://openalex.org/W2963230953","https://openalex.org/W2963629792","https://openalex.org/W2963630011","https://openalex.org/W2964297088","https://openalex.org/W2976049119","https://openalex.org/W2979846753","https://openalex.org/W2989933818","https://openalex.org/W2994425351","https://openalex.org/W2995505811","https://openalex.org/W2998068689","https://openalex.org/W3002623109","https://openalex.org/W3005620023","https://openalex.org/W3029325105","https://openalex.org/W3032653123","https://openalex.org/W3047137635","https://openalex.org/W3099519753","https://openalex.org/W3105608950","https://openalex.org/W3106385712","https://openalex.org/W3106445841","https://openalex.org/W4289236736","https://openalex.org/W6755573681","https://openalex.org/W6756677900"],"related_works":["https://openalex.org/W2509267828","https://openalex.org/W3093860218","https://openalex.org/W3029168790","https://openalex.org/W2362829887","https://openalex.org/W48765632","https://openalex.org/W4287888322","https://openalex.org/W28679724","https://openalex.org/W2003834722","https://openalex.org/W2739655295","https://openalex.org/W3021317657"],"abstract_inverted_index":{"Edge":[0],"computing":[1],"applications":[2],"typically":[3],"require":[4],"generated":[5],"data":[6,56,164,170],"to":[7,16,35,101,133,224],"be":[8,221],"preprocessed":[9],"at":[10,57],"the":[11,37,49,58,76,84,94,116,147,156],"source":[12],"and":[13,25,129,166,172,193,204,217,227,235],"then":[14],"transmitted":[15],"an":[17],"edge":[18,59],"server.":[19,60],"In":[20],"such":[21,45],"cases,":[22],"transmission":[23,77,98,218],"time":[24,27,79,87,99],"preprocessing":[26],"are":[28,73],"coupled,":[29],"yielding":[30],"a":[31,46,120,141,229],"tradeoff":[32,231],"between":[33,232],"them":[34],"achieve":[36],"targeted":[38],"objective.":[39],"This":[40,91],"paper":[41],"presents":[42],"analysis":[43,192],"of":[44,51,54,201],"system":[47,64],"with":[48,150,177],"objective":[50],"optimizing":[52],"freshness":[53],"received":[55],"We":[61,105,154,179,188],"model":[62],"this":[63,112],"as":[65,183,185],"two":[66,160],"queues":[67],"in":[68,88,97,111,159],"tandem":[69,113],"whose":[70],"service":[71,78,86,128,152],"times":[72,219],"independent":[74,127],"but":[75],"is":[80],"monotonically":[81],"dependent":[82],"on":[83,214],"computation":[85,216],"mean":[89],"value.":[90],"dependence":[92],"captures":[93],"natural":[95],"decrease":[96],"due":[100],"lower":[102],"offloaded":[103],"computation.":[104],"analyze":[106,180],"various":[107,181],"queue":[108,114,118,139,149,158],"management":[109],"schemes":[110],"where":[115],"compute":[117,148],"has":[119,140],"single":[121,142],"server,":[122],"Poisson":[123],"packet":[124],"arrivals,":[125],"general":[126],"no":[130],"extra":[131],"buffer":[132,165,171],"save":[134],"incoming":[135],"packets.":[136],"The":[137],"transmit":[138,157],"server":[143],"receiving":[144],"packets":[145],"from":[146],"memoryless":[151],"time.":[153],"consider":[155],"forms:":[161],"(i)":[162],"No":[163],"(ii)":[167],"One":[168],"unit":[169],"last":[173],"come":[174],"first":[175],"serve":[176],"discarding.":[178],"non-preemptive":[182],"well":[184],"preemptive":[186],"cases.":[187],"perform":[189],"stationary":[190],"distribution":[191],"obtain":[194],"closed":[195],"form":[196],"expressions":[197],"for":[198],"average":[199,205,233,236],"age":[200],"information":[202],"(AoI)":[203],"peak":[206,237],"AoI.":[207,238],"Our":[208],"numerical":[209],"results":[210],"illustrate":[211],"analytical":[212],"findings":[213],"how":[215],"could":[220],"traded":[222],"off":[223],"optimize":[225],"AoI":[226,234],"reveal":[228],"consequent":[230]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":13},{"year":2023,"cited_by_count":21},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":8}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}
