{"id":"https://openalex.org/W2151613949","doi":"https://doi.org/10.1109/icc.2015.7249258","title":"Clustered content replication for hierarchical content delivery networks","display_name":"Clustered content replication for hierarchical content delivery networks","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W2151613949","doi":"https://doi.org/10.1109/icc.2015.7249258","mag":"2151613949"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2015.7249258","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2015.7249258","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5056352747","display_name":"Lazaros Gkatzikis","orcid":null},"institutions":[{"id":"https://openalex.org/I4210123571","display_name":"Huawei Technologies (France)","ror":"https://ror.org/02rbzf697","country_code":"FR","type":"company","lineage":["https://openalex.org/I2250955327","https://openalex.org/I4210123571"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lazaros Gkatzikis","raw_affiliation_strings":["Huawei, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Huawei, France","institution_ids":["https://openalex.org/I4210123571"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050856138","display_name":"Vasilis Sourlas","orcid":"https://orcid.org/0000-0003-2678-4002"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Vasilis Sourlas","raw_affiliation_strings":["UCL, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"UCL, UK","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077148700","display_name":"Carlo Fischione","orcid":"https://orcid.org/0000-0001-9810-3478"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Carlo Fischione","raw_affiliation_strings":["KTH, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KTH, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057979014","display_name":"Iordanis Koutsopoulos","orcid":"https://orcid.org/0000-0001-7699-5276"},"institutions":[{"id":"https://openalex.org/I4210134249","display_name":"Centre for Research and Technology Hellas","ror":"https://ror.org/03bndpq63","country_code":"GR","type":"facility","lineage":["https://openalex.org/I4210134249"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Iordanis Koutsopoulos","raw_affiliation_strings":["AUEB, CERTH, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AUEB, CERTH, Greece","institution_ids":["https://openalex.org/I4210134249"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086721943","display_name":"Gy\u00f6rgy D\u00e1n","orcid":"https://orcid.org/0000-0002-4876-0223"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Gyorgy Dan","raw_affiliation_strings":["KTH, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KTH, Sweden","institution_ids":["https://openalex.org/I86987016"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"5872","last_page":"5877"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","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/T11478","display_name":"Caching and Content Delivery","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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9747999906539917,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9722999930381775,"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/computer-science","display_name":"Computer science","score":0.8494922518730164},{"id":"https://openalex.org/keywords/replication","display_name":"Replication (statistics)","score":0.7368035912513733},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.6176218390464783},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5883318781852722},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5649232864379883},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5293895602226257},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5276117324829102},{"id":"https://openalex.org/keywords/content-delivery-network","display_name":"Content delivery network","score":0.5031480193138123},{"id":"https://openalex.org/keywords/content-delivery","display_name":"Content delivery","score":0.4865840673446655},{"id":"https://openalex.org/keywords/core-network","display_name":"Core network","score":0.44416093826293945},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.19324073195457458},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1313193440437317}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8494922518730164},{"id":"https://openalex.org/C12590798","wikidata":"https://www.wikidata.org/wiki/Q3933199","display_name":"Replication (statistics)","level":2,"score":0.7368035912513733},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.6176218390464783},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5883318781852722},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5649232864379883},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5293895602226257},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5276117324829102},{"id":"https://openalex.org/C2778898579","wikidata":"https://www.wikidata.org/wiki/Q72588","display_name":"Content delivery network","level":3,"score":0.5031480193138123},{"id":"https://openalex.org/C2986847828","wikidata":"https://www.wikidata.org/wiki/Q269415","display_name":"Content delivery","level":2,"score":0.4865840673446655},{"id":"https://openalex.org/C5038329","wikidata":"https://www.wikidata.org/wiki/Q1142907","display_name":"Core network","level":2,"score":0.44416093826293945},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.19324073195457458},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1313193440437317},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icc.2015.7249258","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2015.7249258","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.719.2024","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.719.2024","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.aueb.gr/%7Ejordan/PAPERS/ICC-2015.pdf","raw_type":"text"},{"id":"pmh:oai:eprints.ucl.ac.uk.OAI2:1478526","is_oa":false,"landing_page_url":"http://discovery.ucl.ac.uk/1478526/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400024","display_name":"UCL Discovery (University College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45129253","host_organization_name":"University College London","host_organization_lineage":["https://openalex.org/I45129253"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"In: (Proceedings) IEEE International Conference on Communications (ICC). (pp. pp. 5872-5877). IEEE (2015)","raw_type":"Proceedings paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320322509","display_name":"Kungliga Tekniska H\u00f6gskolan","ror":"https://ror.org/026vcq606"},{"id":"https://openalex.org/F4320338080","display_name":"European Social Fund","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320338368","display_name":"FP7 People: Marie-Curie Actions","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1499842627","https://openalex.org/W1972738071","https://openalex.org/W1989289072","https://openalex.org/W2000798892","https://openalex.org/W2004127822","https://openalex.org/W2010564749","https://openalex.org/W2032344298","https://openalex.org/W2083766832","https://openalex.org/W2086959852","https://openalex.org/W2093330098","https://openalex.org/W2105543877","https://openalex.org/W2111180164","https://openalex.org/W2129066856","https://openalex.org/W2152541804","https://openalex.org/W2153833995","https://openalex.org/W2159350761","https://openalex.org/W3100548612","https://openalex.org/W6630156202","https://openalex.org/W6647622225"],"related_works":["https://openalex.org/W2348376914","https://openalex.org/W2073362786","https://openalex.org/W1584625515","https://openalex.org/W1823107212","https://openalex.org/W105104302","https://openalex.org/W1549936049","https://openalex.org/W1503860218","https://openalex.org/W4255761138","https://openalex.org/W55819450","https://openalex.org/W3119274129"],"abstract_inverted_index":{"Caching":[0],"at":[1],"the":[2,12,71,147,169],"network":[3,33,37,48],"edge":[4,34],"is":[5,39,60,115,153,174],"considered":[6,40],"a":[7,113,116,142],"promising":[8],"solution":[9],"for":[10,165],"addressing":[11],"ever-increasing":[13],"traffic":[14,161],"demand":[15],"of":[16,21,31,74,118,150],"mobile":[17],"devices.":[18],"The":[19,133],"problem":[20,45,117],"proactive":[22],"content":[23,55,76,89,151],"replication":[24,65,90,152],"in":[25,41,107,126],"hierarchical":[26],"cache":[27],"networks,":[28],"which":[29],"consist":[30],"both":[32],"and":[35,91,109,141],"core":[36],"caches,":[38],"this":[42],"paper.":[43],"This":[44],"arises":[46],"because":[47],"service":[49],"providers":[50],"wish":[51],"to":[52,70,87,104,130],"efficiently":[53],"distribute":[54],"so":[56],"that":[57,135,145,164],"user-perceived":[58],"performance":[59,137,173],"maximized.":[61],"Nevertheless,":[62],"current":[63],"high-complexity":[64],"algorithms":[66,79],"are":[67,139],"impractical":[68],"due":[69],"vast":[72],"number":[73],"involved":[75],"items.":[77],"Clustering":[78],"inspired":[80],"from":[81],"machine":[82],"learning":[83],"can":[84],"be":[85,99],"leveraged":[86],"simplify":[88],"reduce":[92],"its":[93],"complexity.":[94],"Specifically,":[95],"similar":[96],"items":[97],"could":[98],"clustered":[100],"together,":[101],"e.g.,":[102],"according":[103],"their":[105],"popularity":[106],"space":[108],"time.":[110],"Replication":[111],"on":[112,159,171],"cluster-level":[114],"substantially":[119],"smaller":[120],"dimensionality,":[121],"but":[122],"it":[123],"may":[124],"result":[125],"suboptimal":[127],"decisions":[128],"compared":[129],"item-level":[131],"replication.":[132],"factors":[134],"cause":[136],"loss":[138],"identified":[140],"clustering":[143],"scheme":[144],"addresses":[146],"specific":[148],"challenges":[149],"devised.":[154],"Extensive":[155],"numerical":[156],"evaluations,":[157],"based":[158],"realistic":[160],"data,":[162],"demonstrate":[163],"reasonable":[166],"cluster":[167],"sizes":[168],"impact":[170],"actual":[172],"negligible.":[175]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":2}],"updated_date":"2026-07-19T07:52:34.831488","created_date":"2025-10-10T00:00:00"}