{"id":"https://openalex.org/W2885221242","doi":"https://doi.org/10.1109/icc.2018.8422334","title":"VNF Deployment and Flow Scheduling in Geo-Distributed Data Centers","display_name":"VNF Deployment and Flow Scheduling in Geo-Distributed Data Centers","publication_year":2018,"publication_date":"2018-05-01","ids":{"openalex":"https://openalex.org/W2885221242","doi":"https://doi.org/10.1109/icc.2018.8422334","mag":"2885221242"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2018.8422334","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2018.8422334","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-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/A5073146599","display_name":"Lin Gu","orcid":"https://orcid.org/0000-0002-6525-9334"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Lin Gu","raw_affiliation_strings":["Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100694729","display_name":"Xiaoxiao Chen","orcid":"https://orcid.org/0009-0004-9690-8482"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoxiao Chen","raw_affiliation_strings":["Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022262922","display_name":"Hai Jin","orcid":"https://orcid.org/0000-0002-3934-7605"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hai Jin","raw_affiliation_strings":["Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100678072","display_name":"Feng Lu","orcid":"https://orcid.org/0000-0001-9349-1758"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Lu","raw_affiliation_strings":["Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Services Computing Technology and System Lab, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5073146599"],"corresponding_institution_ids":["https://openalex.org/I47720641"],"apc_list":null,"apc_paid":null,"fwci":1.8453,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.86928851,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","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/T10714","display_name":"Software-Defined Networks and 5G","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/T10847","display_name":"Advanced Optical Network Technologies","score":0.9987999796867371,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9973999857902527,"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":0.8176359534263611},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.7333365678787231},{"id":"https://openalex.org/keywords/virtual-network","display_name":"Virtual network","score":0.7315871715545654},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.6302689909934998},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5650978684425354},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.5583204030990601},{"id":"https://openalex.org/keywords/network-functions-virtualization","display_name":"Network Functions Virtualization","score":0.5417305827140808},{"id":"https://openalex.org/keywords/flow-network","display_name":"Flow network","score":0.5118788480758667},{"id":"https://openalex.org/keywords/minimum-cost-flow-problem","display_name":"Minimum-cost flow problem","score":0.4468815326690674},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.42743173241615295},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.4142509996891022},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.32459700107574463},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.157181054353714},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.10223239660263062},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.07702329754829407}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8176359534263611},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.7333365678787231},{"id":"https://openalex.org/C2776874963","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Virtual network","level":2,"score":0.7315871715545654},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6302689909934998},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5650978684425354},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.5583204030990601},{"id":"https://openalex.org/C200789330","wikidata":"https://www.wikidata.org/wiki/Q7000834","display_name":"Network Functions Virtualization","level":3,"score":0.5417305827140808},{"id":"https://openalex.org/C114809511","wikidata":"https://www.wikidata.org/wiki/Q1412924","display_name":"Flow network","level":2,"score":0.5118788480758667},{"id":"https://openalex.org/C99545648","wikidata":"https://www.wikidata.org/wiki/Q2897180","display_name":"Minimum-cost flow problem","level":3,"score":0.4468815326690674},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.42743173241615295},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.4142509996891022},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.32459700107574463},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.157181054353714},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.10223239660263062},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.07702329754829407},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2018.8422334","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2018.8422334","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.6399999856948853,"id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1435010830","https://openalex.org/W1497429357","https://openalex.org/W1578960134","https://openalex.org/W1651984967","https://openalex.org/W1823841943","https://openalex.org/W1987716505","https://openalex.org/W2036841092","https://openalex.org/W2066174791","https://openalex.org/W2078308822","https://openalex.org/W2105685892","https://openalex.org/W2108357672","https://openalex.org/W2154350082","https://openalex.org/W2210790443","https://openalex.org/W2288905013","https://openalex.org/W2292346552","https://openalex.org/W2295357822","https://openalex.org/W2343140702","https://openalex.org/W2343204836","https://openalex.org/W2492309821","https://openalex.org/W2514066198","https://openalex.org/W2522344677","https://openalex.org/W2523113206","https://openalex.org/W2556111255","https://openalex.org/W2586118222","https://openalex.org/W2762662031","https://openalex.org/W2951672278","https://openalex.org/W3121222085","https://openalex.org/W6628561984","https://openalex.org/W6637144555","https://openalex.org/W6696086289","https://openalex.org/W6697154556","https://openalex.org/W6697333051"],"related_works":["https://openalex.org/W3141113327","https://openalex.org/W2080904092","https://openalex.org/W3035974271","https://openalex.org/W3161514703","https://openalex.org/W3207627914","https://openalex.org/W2270959725","https://openalex.org/W2151525839","https://openalex.org/W2215777439","https://openalex.org/W648253840","https://openalex.org/W2051329268"],"abstract_inverted_index":{"Network":[0],"Function":[1],"Virtualization":[2],"(NFV)":[3],"is":[4,105],"a":[5,108,116],"potential":[6],"solution":[7],"in":[8,84],"the":[9,31,47,61,122,131,137],"evolution":[10],"of":[11,27,56],"economical":[12],"network":[13,21,28,37,48,82],"to":[14,45,119],"reduce":[15,136],"acquisition":[16],"and":[17,51,53,66,80,100,141],"maintenance":[18],"costs":[19],"for":[20,64,76],"service":[22],"providers.":[23],"NFV":[24,43],"decouples":[25],"functionality":[26],"function":[29],"from":[30],"physical":[32],"infrastructure.":[33],"By":[34],"running":[35],"virtual":[36],"functions":[38],"(VNF)":[39],"on":[40],"commodity":[41],"hardware,":[42],"promises":[44],"make":[46],"more":[49],"flexible":[50],"controllable,":[52],"alleviates":[54],"problems":[55],"traditional":[57],"networks":[58],"such":[59],"as":[60],"expensive":[62],"cost":[63,99,140],"expansion":[65],"maintenance.":[67],"However,":[68],"there":[69],"are":[70],"still":[71],"many":[72],"technical":[73],"challenges,":[74],"especially":[75],"efficiently":[77,135],"deploying":[78],"VNFs":[79],"scheduling":[81],"flows":[83],"geo-distributed":[85],"data":[86],"centers.":[87],"In":[88],"this":[89,93],"paper,":[90],"we":[91],"investigate":[92],"problem":[94,104],"towards":[95],"minimizing":[96],"both":[97],"deployment":[98,139],"communication":[101,142],"cost.":[102,143],"This":[103],"formulated":[106],"into":[107],"mixed-integer":[109],"linear":[110],"programming":[111],"problem.":[112],"We":[113],"further":[114],"propose":[115],"relaxation-based":[117],"algorithm":[118,133],"deal":[120],"with":[121],"computational":[123],"complexity.":[124],"Finally,":[125],"extensive":[126],"experiment":[127],"results":[128],"show":[129],"that":[130],"proposed":[132],"can":[134],"total":[138]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
