{"id":"https://openalex.org/W7128466782","doi":"https://doi.org/10.1109/ton.2026.3662995","title":"Congestion-Aware Routing and Content Placement in Elastic Cache Networks","display_name":"Congestion-Aware Routing and Content Placement in Elastic Cache Networks","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7128466782","doi":"https://doi.org/10.1109/ton.2026.3662995"},"language":null,"primary_location":{"id":"doi:10.1109/ton.2026.3662995","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ton.2026.3662995","pdf_url":null,"source":{"id":"https://openalex.org/S5407042750","display_name":"IEEE Transactions on Networking","issn_l":"2998-4157","issn":["2998-4157"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE 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/A5053960813","display_name":"Jinkun Zhang","orcid":"https://orcid.org/0009-0006-7129-9291"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jinkun Zhang","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Imperial College London, London, U.K"],"raw_orcid":"https://orcid.org/0009-0006-7129-9291","affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Imperial College London, London, U.K","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012484312","display_name":"Edmund Yeh","orcid":"https://orcid.org/0000-0002-9544-1567"},"institutions":[{"id":"https://openalex.org/I12912129","display_name":"Northeastern University","ror":"https://ror.org/04t5xt781","country_code":"US","type":"education","lineage":["https://openalex.org/I12912129"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Edmund Yeh","raw_affiliation_strings":["Electrical and Computer Engineering Department, Northeastern University, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Department, Northeastern University, Boston, MA, USA","institution_ids":["https://openalex.org/I12912129"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.10658909,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"34","issue":null,"first_page":"3580","last_page":"3595"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9987000226974487,"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/T11478","display_name":"Caching and Content Delivery","score":0.9987000226974487,"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/T10246","display_name":"Mobile Ad Hoc Networks","score":0.00019999999494757503,"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/T10138","display_name":"Network Traffic and Congestion Control","score":9.999999747378752e-05,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.751800000667572},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.5386999845504761},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.5148000121116638},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4805000126361847},{"id":"https://openalex.org/keywords/cache-algorithms","display_name":"Cache algorithms","score":0.4620000123977661},{"id":"https://openalex.org/keywords/static-routing","display_name":"Static routing","score":0.444599986076355},{"id":"https://openalex.org/keywords/smart-cache","display_name":"Smart Cache","score":0.4228000044822693},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.41589999198913574},{"id":"https://openalex.org/keywords/dynamic-source-routing","display_name":"Dynamic Source Routing","score":0.34549999237060547}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8190000057220459},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.751800000667572},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5472999811172485},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5429999828338623},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.5386999845504761},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.5148000121116638},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4805000126361847},{"id":"https://openalex.org/C38556500","wikidata":"https://www.wikidata.org/wiki/Q13404475","display_name":"Cache algorithms","level":4,"score":0.4620000123977661},{"id":"https://openalex.org/C204948658","wikidata":"https://www.wikidata.org/wiki/Q1119410","display_name":"Static routing","level":4,"score":0.444599986076355},{"id":"https://openalex.org/C167713795","wikidata":"https://www.wikidata.org/wiki/Q352090","display_name":"Smart Cache","level":5,"score":0.4228000044822693},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.41589999198913574},{"id":"https://openalex.org/C9659607","wikidata":"https://www.wikidata.org/wiki/Q1268903","display_name":"Dynamic Source Routing","level":4,"score":0.34549999237060547},{"id":"https://openalex.org/C59687516","wikidata":"https://www.wikidata.org/wiki/Q5015938","display_name":"Cache-oblivious algorithm","level":5,"score":0.3319000005722046},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.32429999113082886},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3003000020980835},{"id":"https://openalex.org/C184896649","wikidata":"https://www.wikidata.org/wiki/Q290066","display_name":"Routing table","level":4,"score":0.298799991607666},{"id":"https://openalex.org/C196921405","wikidata":"https://www.wikidata.org/wiki/Q786431","display_name":"Online algorithm","level":2,"score":0.29660001397132874},{"id":"https://openalex.org/C50454189","wikidata":"https://www.wikidata.org/wiki/Q2075125","display_name":"Karush\u2013Kuhn\u2013Tucker conditions","level":2,"score":0.29600000381469727},{"id":"https://openalex.org/C29436982","wikidata":"https://www.wikidata.org/wiki/Q3700557","display_name":"Destination-Sequenced Distance Vector routing","level":5,"score":0.27489998936653137},{"id":"https://openalex.org/C104954878","wikidata":"https://www.wikidata.org/wiki/Q1648707","display_name":"Routing protocol","level":3,"score":0.2700999975204468},{"id":"https://openalex.org/C76522221","wikidata":"https://www.wikidata.org/wiki/Q5035396","display_name":"Multipath routing","level":5,"score":0.2680000066757202},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.2651999890804291},{"id":"https://openalex.org/C196423136","wikidata":"https://www.wikidata.org/wiki/Q7209671","display_name":"Policy-based routing","level":5,"score":0.26420000195503235},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.26260000467300415},{"id":"https://openalex.org/C89305328","wikidata":"https://www.wikidata.org/wiki/Q1755411","display_name":"Link-state routing protocol","level":4,"score":0.25940001010894775}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ton.2026.3662995","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ton.2026.3662995","pdf_url":null,"source":{"id":"https://openalex.org/S5407042750","display_name":"IEEE Transactions on Networking","issn_l":"2998-4157","issn":["2998-4157"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W1526762477","https://openalex.org/W1972738071","https://openalex.org/W1993484402","https://openalex.org/W1997996213","https://openalex.org/W2019085553","https://openalex.org/W2072291569","https://openalex.org/W2083766832","https://openalex.org/W2086073522","https://openalex.org/W2109983959","https://openalex.org/W2132651631","https://openalex.org/W2143996311","https://openalex.org/W2150495639","https://openalex.org/W2153677575","https://openalex.org/W2155611422","https://openalex.org/W2155903900","https://openalex.org/W2159049132","https://openalex.org/W2169528473","https://openalex.org/W2321936408","https://openalex.org/W2322725250","https://openalex.org/W2348571822","https://openalex.org/W2529874850","https://openalex.org/W2565419328","https://openalex.org/W2565612488","https://openalex.org/W2790866313","https://openalex.org/W2803681848","https://openalex.org/W2885769478","https://openalex.org/W2888364888","https://openalex.org/W2935747501","https://openalex.org/W2946043566","https://openalex.org/W2962718958","https://openalex.org/W2963121211","https://openalex.org/W2963386201","https://openalex.org/W2963417042","https://openalex.org/W2963723102","https://openalex.org/W3013381883","https://openalex.org/W3016867234","https://openalex.org/W3126410340","https://openalex.org/W3132449779","https://openalex.org/W3156839170","https://openalex.org/W3160817155","https://openalex.org/W4206247378","https://openalex.org/W4250739957","https://openalex.org/W4252152930","https://openalex.org/W4280610529","https://openalex.org/W4319996385","https://openalex.org/W4403182237","https://openalex.org/W4405717596","https://openalex.org/W7084088851"],"related_works":[],"abstract_inverted_index":{"Caching":[0],"has":[1],"been":[2],"widely":[3],"leveraged":[4],"to":[5,45,84],"significantly":[6,133],"improve":[7],"network":[8,34],"performance":[9],"and":[10,21,38,53,64,81,113,117],"mitigate":[11],"congestion.":[12],"However,":[13],"characterizing":[14],"the":[15,48,59,89,102],"optimal":[16],"tradeoff":[17],"between":[18],"routing":[19,55,62],"cost":[20,24,41,63,67],"cache":[22,49,65],"deployment":[23,66],"remains":[25],"an":[26],"open":[27],"problem.":[28],"In":[29],"this":[30,72],"paper,":[31],"for":[32],"a":[33,78,85,92,108,115,135],"with":[35,77,96],"arbitrary":[36],"topology":[37],"congestion-dependent":[39],"nonlinear":[40,74],"functions,":[42],"we":[43,106],"aim":[44],"jointly":[46],"determine":[47],"deployment,":[50],"content":[51],"placement,":[52],"hop-by-hop":[54],"strategies,":[56],"so":[57],"that":[58,130],"sum":[60],"of":[61,110,137],"is":[68,99],"minimized.":[69],"We":[70,125],"tackle":[71],"mixed-integer":[73],"problem":[75],"starting":[76],"fixed-routing":[79,90],"setting,":[80,91,105],"then":[82],"generalize":[83],"dynamic-routing":[86,104],"setting.":[87],"For":[88,101],"Gradient-combining":[93],"Frank-Wolfe":[94],"algorithm":[95,120],"(1/2,":[97],"1)-approximation":[98],"presented.":[100],"general":[103],"obtain":[107],"set":[109],"KKT":[111],"conditions,":[112],"devise":[114],"distributed":[116],"adaptive":[118],"online":[119],"based":[121],"on":[122],"these":[123],"conditions.":[124],"demonstrate":[126],"via":[127],"extensive":[128],"simulation":[129],"our":[131],"algorithms":[132],"outperform":[134],"number":[136],"baselines.":[138]},"counts_by_year":[],"updated_date":"2026-08-12T21:12:35.861297","created_date":"2026-02-11T00:00:00"}