{"id":"https://openalex.org/W7138842389","doi":"https://doi.org/10.1109/globecom59602.2025.11432241","title":"Joint Multicast and RAN Virtual Function Deployment in O-Cloud Environment","display_name":"Joint Multicast and RAN Virtual Function Deployment in O-Cloud Environment","publication_year":2025,"publication_date":"2025-12-08","ids":{"openalex":"https://openalex.org/W7138842389","doi":"https://doi.org/10.1109/globecom59602.2025.11432241"},"language":null,"primary_location":{"id":"doi:10.1109/globecom59602.2025.11432241","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432241","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","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/A5061017707","display_name":"Minh Hai Dao","orcid":null},"institutions":[{"id":"https://openalex.org/I9736820","display_name":"\u00c9cole de Technologie Sup\u00e9rieure","ror":"https://ror.org/0020snb74","country_code":"CA","type":"education","lineage":["https://openalex.org/I49663120","https://openalex.org/I9736820"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Minh Hai Dao","raw_affiliation_strings":["&#x00C9;cole de Technologie Sup&#x00E9;rieure,Montr&#x00E9;al,Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"&#x00C9;cole de Technologie Sup&#x00E9;rieure,Montr&#x00E9;al,Canada","institution_ids":["https://openalex.org/I9736820"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019659545","display_name":"Kim Khoa Nguyen","orcid":"https://orcid.org/0000-0002-9354-7544"},"institutions":[{"id":"https://openalex.org/I9736820","display_name":"\u00c9cole de Technologie Sup\u00e9rieure","ror":"https://ror.org/0020snb74","country_code":"CA","type":"education","lineage":["https://openalex.org/I49663120","https://openalex.org/I9736820"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Kim Khoa Nguyen","raw_affiliation_strings":["&#x00C9;cole de Technologie Sup&#x00E9;rieure,Montr&#x00E9;al,Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"&#x00C9;cole de Technologie Sup&#x00E9;rieure,Montr&#x00E9;al,Canada","institution_ids":["https://openalex.org/I9736820"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I9736820"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.71049699,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"4119","last_page":"4124"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":0.4779999852180481,"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":0.4779999852180481,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.4122999906539917,"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/T11478","display_name":"Caching and Content Delivery","score":0.02070000022649765,"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/multicast","display_name":"Multicast","score":0.7285000085830688},{"id":"https://openalex.org/keywords/interoperability","display_name":"Interoperability","score":0.5774000287055969},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.49050000309944153},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.4068000018596649},{"id":"https://openalex.org/keywords/virtual-network","display_name":"Virtual network","score":0.40220001339912415},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.3984000086784363},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.388700008392334},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.3646000027656555},{"id":"https://openalex.org/keywords/inter-domain","display_name":"Inter-domain","score":0.3635999858379364},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.34950000047683716}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7978000044822693},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.7285000085830688},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.670799970626831},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6467000246047974},{"id":"https://openalex.org/C20136886","wikidata":"https://www.wikidata.org/wiki/Q749647","display_name":"Interoperability","level":2,"score":0.5774000287055969},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.49050000309944153},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4068000018596649},{"id":"https://openalex.org/C2776874963","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Virtual network","level":2,"score":0.40220001339912415},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.3984000086784363},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.388700008392334},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.3646000027656555},{"id":"https://openalex.org/C5111613","wikidata":"https://www.wikidata.org/wiki/Q3799443","display_name":"Inter-domain","level":4,"score":0.3635999858379364},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.34950000047683716},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.3407000005245209},{"id":"https://openalex.org/C18787934","wikidata":"https://www.wikidata.org/wiki/Q7565105","display_name":"Source-specific multicast","level":3,"score":0.33340001106262207},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.328000009059906},{"id":"https://openalex.org/C111852164","wikidata":"https://www.wikidata.org/wiki/Q1414679","display_name":"Handover","level":2,"score":0.3116999864578247},{"id":"https://openalex.org/C44892269","wikidata":"https://www.wikidata.org/wiki/Q782752","display_name":"Protocol Independent Multicast","level":3,"score":0.31130000948905945},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.3093999922275543},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.3005000054836273},{"id":"https://openalex.org/C192059732","wikidata":"https://www.wikidata.org/wiki/Q3823050","display_name":"Xcast","level":3,"score":0.3005000054836273},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.2840999960899353},{"id":"https://openalex.org/C160704184","wikidata":"https://www.wikidata.org/wiki/Q18031028","display_name":"Ran","level":2,"score":0.275299996137619},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.27489998936653137},{"id":"https://openalex.org/C112037812","wikidata":"https://www.wikidata.org/wiki/Q2107523","display_name":"Pragmatic General Multicast","level":4,"score":0.27070000767707825},{"id":"https://openalex.org/C169851745","wikidata":"https://www.wikidata.org/wiki/Q1331985","display_name":"Overlay network","level":3,"score":0.26840001344680786},{"id":"https://openalex.org/C150329594","wikidata":"https://www.wikidata.org/wiki/Q2711392","display_name":"IP multicast","level":3,"score":0.2590999901294708},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.2563999891281128},{"id":"https://openalex.org/C106365562","wikidata":"https://www.wikidata.org/wiki/Q3078360","display_name":"Radio access network","level":4,"score":0.25440001487731934},{"id":"https://openalex.org/C84555802","wikidata":"https://www.wikidata.org/wiki/Q2551624","display_name":"IPv6","level":3,"score":0.25220000743865967}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/globecom59602.2025.11432241","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432241","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:espace2.etsmtl.ca:33695","is_oa":false,"landing_page_url":"https://espace2.etsmtl.ca/id/eprint/33695/","pdf_url":null,"source":{"id":"https://openalex.org/S4306402392","display_name":"Espace \u00c9TS (ETS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1341030882","host_organization_name":"Educational Testing Service","host_organization_lineage":["https://openalex.org/I1341030882"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Compte rendu de conf\u00e9rence"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.46099498867988586,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2444497673","https://openalex.org/W2900629482","https://openalex.org/W3015755308","https://openalex.org/W3112342143","https://openalex.org/W4285139670","https://openalex.org/W4286655576","https://openalex.org/W4324292618","https://openalex.org/W4381894744","https://openalex.org/W4386766961","https://openalex.org/W4387870539"],"related_works":[],"abstract_inverted_index":{"Despite":[0],"its":[1],"flexible":[2],"and":[3,9,32,52,92,122],"interoperable":[4],"design":[5],"with":[6,114],"open":[7],"standards":[8],"virtualization,":[10],"the":[11,26,85,136,143],"Open":[12],"Radio":[13],"Access":[14],"Network":[15],"(O-RAN)":[16],"architecture":[17],"still":[18],"lacks":[19],"support":[20],"for":[21],"advanced":[22],"5G":[23,45],"services":[24],"in":[25,40,70,76,98],"multi-cloud":[27,100],"environment":[28,101],"to":[29,126],"enable":[30],"efficient":[31],"customizable":[33],"cellular":[34],"network":[35],"functions.":[36],"Enabling":[37],"multicasting":[38],"supports":[39],"O-RAN,":[41],"such":[42,62],"as":[43,102],"3GPP\u2019s":[44],"Multicast":[46,86],"Broadcast":[47],"Service":[48,87],"capabilities,":[49],"will":[50],"unlock":[51],"improve":[53],"a":[54,99,111],"multitude":[55],"of":[56],"new":[57],"O-RAN":[58,71,93],"use":[59],"cases.":[60],"Unfortunately,":[61],"integration":[63],"has":[64],"not":[65],"yet":[66],"been":[67],"clearly":[68],"defined":[69],"specifications":[72],"or":[73],"fully":[74],"investigated":[75],"prior":[77],"studies.":[78],"In":[79],"this":[80,128],"paper,":[81],"we":[82],"jointly":[83],"formulate":[84],"Function":[88],"Chain":[89],"Embedding":[90],"(MSE)":[91],"functional":[94],"split":[95],"optimization":[96,121],"problems":[97],"an":[103],"Integer":[104],"Linear":[105],"Programming":[106],"(ILP)":[107],"model.":[108],"We":[109],"propose":[110],"heuristic":[112],"algorithm":[113,138],"polynomial-time":[115],"complexity":[116],"based":[117],"on":[118],"feasible":[119],"search":[120],"dynamic":[123],"programming":[124],"techniques":[125],"solve":[127],"high-complexity":[129],"problem.":[130],"Our":[131],"experimental":[132],"results":[133],"demonstrate":[134],"that":[135],"proposed":[137],"outperforms":[139],"state-of-the-art":[140],"baselines,":[141],"approximating":[142],"optimal":[144],"solution":[145],"while":[146],"significantly":[147],"reducing":[148],"computational":[149],"time.":[150]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2026-03-20T00:00:00"}
