{"id":"https://openalex.org/W4210701262","doi":"https://doi.org/10.1109/globecom46510.2021.9685869","title":"Service Function Chain Reconfiguration in 5G Core Networks Using Deep Learning","display_name":"Service Function Chain Reconfiguration in 5G Core Networks Using Deep Learning","publication_year":2021,"publication_date":"2021-12-01","ids":{"openalex":"https://openalex.org/W4210701262","doi":"https://doi.org/10.1109/globecom46510.2021.9685869"},"language":"en","primary_location":{"id":"doi:10.1109/globecom46510.2021.9685869","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom46510.2021.9685869","pdf_url":null,"source":{"id":"https://openalex.org/S4363607714","display_name":"2021 IEEE Global Communications Conference (GLOBECOM)","issn_l":null,"issn":null,"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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Global Communications Conference (GLOBECOM)","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/A5075030495","display_name":"Mehdi Setayesh","orcid":"https://orcid.org/0000-0003-1260-5499"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Mehdi Setayesh","raw_affiliation_strings":["The University of British Columbia,Department of Electrical and Computer Engineering,Vancouver,Canada"],"affiliations":[{"raw_affiliation_string":"The University of British Columbia,Department of Electrical and Computer Engineering,Vancouver,Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003037377","display_name":"Vincent W. S. Wong","orcid":"https://orcid.org/0000-0003-3821-4365"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Vincent W.S. Wong","raw_affiliation_strings":["The University of British Columbia,Department of Electrical and Computer Engineering,Vancouver,Canada"],"affiliations":[{"raw_affiliation_string":"The University of British Columbia,Department of Electrical and Computer Engineering,Vancouver,Canada","institution_ids":["https://openalex.org/I141945490"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5075030495"],"corresponding_institution_ids":["https://openalex.org/I141945490"],"apc_list":null,"apc_paid":null,"fwci":0.924,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.7019159,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"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/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9901000261306763,"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/T10847","display_name":"Advanced Optical Network Technologies","score":0.9757000207901001,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8277687430381775},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.614351749420166},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.6005265116691589},{"id":"https://openalex.org/keywords/software-defined-networking","display_name":"Software-defined networking","score":0.5843133330345154},{"id":"https://openalex.org/keywords/virtual-network","display_name":"Virtual network","score":0.5477475523948669},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5355743169784546},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.4646581709384918},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.45707377791404724},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.43526941537857056},{"id":"https://openalex.org/keywords/control-reconfiguration","display_name":"Control reconfiguration","score":0.41997572779655457},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.34947896003723145},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.09026530385017395}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8277687430381775},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.614351749420166},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6005265116691589},{"id":"https://openalex.org/C77270119","wikidata":"https://www.wikidata.org/wiki/Q1655198","display_name":"Software-defined networking","level":2,"score":0.5843133330345154},{"id":"https://openalex.org/C2776874963","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Virtual network","level":2,"score":0.5477475523948669},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5355743169784546},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.4646581709384918},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.45707377791404724},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.43526941537857056},{"id":"https://openalex.org/C119701452","wikidata":"https://www.wikidata.org/wiki/Q5165881","display_name":"Control reconfiguration","level":2,"score":0.41997572779655457},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.34947896003723145},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.09026530385017395},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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":1,"locations":[{"id":"doi:10.1109/globecom46510.2021.9685869","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom46510.2021.9685869","pdf_url":null,"source":{"id":"https://openalex.org/S4363607714","display_name":"2021 IEEE Global Communications Conference (GLOBECOM)","issn_l":null,"issn":null,"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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.6299999952316284}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1522301498","https://openalex.org/W2597003067","https://openalex.org/W2762198575","https://openalex.org/W2789994870","https://openalex.org/W2911562155","https://openalex.org/W2951846985","https://openalex.org/W2962948535","https://openalex.org/W2963577337","https://openalex.org/W2968018638","https://openalex.org/W2989596860","https://openalex.org/W3001462167","https://openalex.org/W3138979139","https://openalex.org/W6631190155","https://openalex.org/W6758687306"],"related_works":["https://openalex.org/W1981002473","https://openalex.org/W2357657342","https://openalex.org/W2153432761","https://openalex.org/W2152623100","https://openalex.org/W4214878056","https://openalex.org/W1580144672","https://openalex.org/W2142042635","https://openalex.org/W1988127757","https://openalex.org/W4248634784","https://openalex.org/W2103296973"],"abstract_inverted_index":{"Software-defined":[0],"networking":[1],"(SDN)":[2],"and":[3,56,121],"network":[4,51,65,92,148],"functions":[5,66],"virtualization":[6],"(NFV)":[7],"enable":[8],"service":[9,14,30,36,41,47,74],"providers":[10,37],"to":[11,38,52,57,63,177],"accommodate":[12],"diversified":[13],"requests":[15,48],"in":[16,49,90],"the":[17,24,29,40,46,50,59,127,137,155,178],"fifth":[18],"generation":[19],"(5G)":[20],"core":[21],"networks.":[22],"Given":[23],"time-varying":[25],"traffic":[26],"demand":[27],"of":[28,45,73,123,158],"requests,":[31],"it":[32,103],"is":[33,130,174],"crucial":[34],"for":[35,87,98,117,153],"embed":[39],"function":[42],"chains":[43],"(SFCs)":[44],"support":[53],"load":[54],"balancing,":[55],"minimize":[58],"reconfiguration":[60],"overhead":[61],"due":[62],"virtual":[64],"(VNFs)":[67],"migration":[68,85],"while":[69],"satisfying":[70],"their":[71],"quality":[72],"(QoS)":[75],"requirements.":[76],"In":[77],"this":[78,112],"paper,":[79],"we":[80,140],"study":[81],"a":[82,91,105,131,159,171,184],"delay-aware":[83],"VNF":[84,119,161],"problem":[86,113],"embedding":[88],"SFCs":[89],"with":[93,150],"limited":[94],"processing":[95,124],"resource":[96],"capacity":[97],"NFV-enabled":[99],"nodes.":[100],"We":[101,110],"formulate":[102],"as":[104],"mixed-integer":[106,185],"nonlinear":[107],"optimization":[108,133],"problem.":[109,134,189],"decompose":[111],"into":[114],"two":[115],"subproblems":[116],"stateful":[118],"mapping":[120],"allocation":[122],"resources,":[125],"where":[126],"second":[128],"subproblem":[129],"convex":[132],"To":[135],"solve":[136],"first":[138],"subproblem,":[139],"propose":[141],"an":[142],"algorithm":[143,169],"based":[144],"on":[145],"deep":[146],"neural":[147],"(DNN)":[149],"attention":[151],"mechanism":[152],"learning":[154],"stochastic":[156],"policy":[157],"near-optimal":[160],"mapping.":[162],"Simulation":[163],"results":[164],"show":[165],"that":[166],"our":[167],"proposed":[168],"provides":[170],"solution":[172,180],"which":[173],"very":[175],"close":[176],"optimal":[179],"obtained":[181],"by":[182],"solving":[183],"quadratically":[186],"constrained":[187],"programming":[188]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
