{"id":"https://openalex.org/W4406207817","doi":"https://doi.org/10.1109/tmc.2025.3527707","title":"O-RAN Intelligence Orchestration Framework for Quality-Driven xApp Deployment and Sharing","display_name":"O-RAN Intelligence Orchestration Framework for Quality-Driven xApp Deployment and Sharing","publication_year":2025,"publication_date":"2025-01-09","ids":{"openalex":"https://openalex.org/W4406207817","doi":"https://doi.org/10.1109/tmc.2025.3527707"},"language":"en","primary_location":{"id":"doi:10.1109/tmc.2025.3527707","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2025.3527707","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Mobile Computing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.1109/TMC.2025.3527707","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5060449815","display_name":"Federico Mungari","orcid":"https://orcid.org/0000-0002-9277-6556"},"institutions":[{"id":"https://openalex.org/I177477856","display_name":"Politecnico di Torino","ror":"https://ror.org/00bgk9508","country_code":"IT","type":"education","lineage":["https://openalex.org/I177477856"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Federico Mungari","raw_affiliation_strings":["Politecnico di Torino, Torino, Italy"],"affiliations":[{"raw_affiliation_string":"Politecnico di Torino, Torino, Italy","institution_ids":["https://openalex.org/I177477856"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013106264","display_name":"Corrado Puligheddu","orcid":"https://orcid.org/0000-0001-9961-0412"},"institutions":[{"id":"https://openalex.org/I177477856","display_name":"Politecnico di Torino","ror":"https://ror.org/00bgk9508","country_code":"IT","type":"education","lineage":["https://openalex.org/I177477856"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Corrado Puligheddu","raw_affiliation_strings":["Politecnico di Torino, Torino, Italy"],"affiliations":[{"raw_affiliation_string":"Politecnico di Torino, Torino, Italy","institution_ids":["https://openalex.org/I177477856"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073770360","display_name":"Andr\u00e9s Garc\u00eda\u2010Saavedra","orcid":"https://orcid.org/0000-0003-2005-2222"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Andres Garcia-Saavedra","raw_affiliation_strings":["NEC Laboratory Europe, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"NEC Laboratory Europe, Barcelona, Spain","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021780258","display_name":"Carla Fabiana Chiasserini","orcid":"https://orcid.org/0000-0003-1410-660X"},"institutions":[{"id":"https://openalex.org/I177477856","display_name":"Politecnico di Torino","ror":"https://ror.org/00bgk9508","country_code":"IT","type":"education","lineage":["https://openalex.org/I177477856"]},{"id":"https://openalex.org/I4210099310","display_name":"Consorzio Nazionale Interuniversitario per le Telecomunicazioni","ror":"https://ror.org/0182a5n39","country_code":"IT","type":"funder","lineage":["https://openalex.org/I4210099310"]},{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["IT","SE"],"is_corresponding":false,"raw_author_name":"Carla Fabiana Chiasserini","raw_affiliation_strings":["Politecnico di Torino, Torino, Italy","CNIT, Italy","Chalmers University of Technology, Sweden"],"affiliations":[{"raw_affiliation_string":"Politecnico di Torino, Torino, Italy","institution_ids":["https://openalex.org/I177477856"]},{"raw_affiliation_string":"CNIT, Italy","institution_ids":["https://openalex.org/I4210099310"]},{"raw_affiliation_string":"Chalmers University of Technology, Sweden","institution_ids":["https://openalex.org/I66862912"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5060449815"],"corresponding_institution_ids":["https://openalex.org/I177477856"],"apc_list":null,"apc_paid":null,"fwci":2.1937,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.85986989,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"24","issue":"6","first_page":"4811","last_page":"4828"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9995999932289124,"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":0.8275291919708252},{"id":"https://openalex.org/keywords/c-ran","display_name":"C-RAN","score":0.7654552459716797},{"id":"https://openalex.org/keywords/ran","display_name":"Ran","score":0.6123130321502686},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.568845272064209},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5498780608177185},{"id":"https://openalex.org/keywords/orchestration","display_name":"Orchestration","score":0.5383636951446533},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5184654593467712},{"id":"https://openalex.org/keywords/radio-access-network","display_name":"Radio access network","score":0.5166047215461731},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5006716251373291},{"id":"https://openalex.org/keywords/shared-resource","display_name":"Shared resource","score":0.4374355375766754},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.43345212936401367},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.41192197799682617},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.40083158016204834},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.24226495623588562},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.16298526525497437},{"id":"https://openalex.org/keywords/software-engineering","display_name":"Software engineering","score":0.11925467848777771}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8275291919708252},{"id":"https://openalex.org/C2779765720","wikidata":"https://www.wikidata.org/wiki/Q5005908","display_name":"C-RAN","level":5,"score":0.7654552459716797},{"id":"https://openalex.org/C160704184","wikidata":"https://www.wikidata.org/wiki/Q18031028","display_name":"Ran","level":2,"score":0.6123130321502686},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.568845272064209},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5498780608177185},{"id":"https://openalex.org/C199168358","wikidata":"https://www.wikidata.org/wiki/Q3367000","display_name":"Orchestration","level":3,"score":0.5383636951446533},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5184654593467712},{"id":"https://openalex.org/C106365562","wikidata":"https://www.wikidata.org/wiki/Q3078360","display_name":"Radio access network","level":4,"score":0.5166047215461731},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5006716251373291},{"id":"https://openalex.org/C51332947","wikidata":"https://www.wikidata.org/wiki/Q1172305","display_name":"Shared resource","level":2,"score":0.4374355375766754},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.43345212936401367},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.41192197799682617},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.40083158016204834},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.24226495623588562},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.16298526525497437},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.11925467848777771},{"id":"https://openalex.org/C207029474","wikidata":"https://www.wikidata.org/wiki/Q384018","display_name":"Mobile station","level":3,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C558565934","wikidata":"https://www.wikidata.org/wiki/Q2743","display_name":"Musical","level":2,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tmc.2025.3527707","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2025.3527707","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Mobile Computing","raw_type":"journal-article"},{"id":"pmh:oai:zenodo.org:14757237","is_oa":true,"landing_page_url":"https://doi.org/10.1109/TMC.2025.3527707","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Mobile Computing, 1 - 17, (2025-01-28)","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:zenodo.org:14757237","is_oa":true,"landing_page_url":"https://doi.org/10.1109/TMC.2025.3527707","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Mobile Computing, 1 - 17, (2025-01-28)","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3263313790","display_name":null,"funder_award_id":"101095890","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G7864076799","display_name":null,"funder_award_id":"101139270","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W1570944228","https://openalex.org/W2017697298","https://openalex.org/W2027306772","https://openalex.org/W2036802487","https://openalex.org/W2055037276","https://openalex.org/W2067320236","https://openalex.org/W2071160338","https://openalex.org/W2139841919","https://openalex.org/W2287724167","https://openalex.org/W2301799503","https://openalex.org/W2413161265","https://openalex.org/W2567240797","https://openalex.org/W2585384041","https://openalex.org/W2586394488","https://openalex.org/W2623981363","https://openalex.org/W2889032212","https://openalex.org/W2890719226","https://openalex.org/W2964005248","https://openalex.org/W3111924881","https://openalex.org/W3136203220","https://openalex.org/W3159168818","https://openalex.org/W3172064560","https://openalex.org/W3173151636","https://openalex.org/W3175768200","https://openalex.org/W3176230514","https://openalex.org/W3176485024","https://openalex.org/W3180530255","https://openalex.org/W3187542741","https://openalex.org/W3189940631","https://openalex.org/W3192025287","https://openalex.org/W3193745985","https://openalex.org/W3201454015","https://openalex.org/W3203918025","https://openalex.org/W3207047766","https://openalex.org/W3207330630","https://openalex.org/W3217596786","https://openalex.org/W4225769087","https://openalex.org/W4226244270","https://openalex.org/W4283214234","https://openalex.org/W4285167612","https://openalex.org/W4285243919","https://openalex.org/W4317796310","https://openalex.org/W4365790147","https://openalex.org/W4389664657","https://openalex.org/W4398299709","https://openalex.org/W4401508027","https://openalex.org/W4401508502","https://openalex.org/W4401597882","https://openalex.org/W6810509530"],"related_works":["https://openalex.org/W3018338683","https://openalex.org/W3037103914","https://openalex.org/W2922954044","https://openalex.org/W4315630224","https://openalex.org/W3197340217","https://openalex.org/W2618068568","https://openalex.org/W4294306393","https://openalex.org/W4381187802","https://openalex.org/W4311923021","https://openalex.org/W2692554635"],"abstract_inverted_index":{"The":[0],"rapid":[1],"evolution":[2],"of":[3,17,67,85,105,139,195,207],"5":[4],"G":[5],"networks,":[6],"with":[7],"diverse":[8],"traffic":[9],"classes":[10],"and":[11,27,97,116,121,147,160,178],"demanding":[12],"services,":[13,182],"highlights":[14],"the":[15,65,83,102,106,124,137,174],"importance":[16],"Open":[18],"Radio":[19],"Access":[20],"Networks":[21],"(O-RAN)":[22],"for":[23,164],"enabling":[24,136],"RAN":[25,68,89,141,181],"intelligence":[26],"performance":[28],"optimization.":[29],"Machine":[30],"Learning-powered":[31],"xApps":[32,87],"offer":[33],"novel":[34],"network":[35,176],"control":[36],"opportunities,":[37],"but":[38],"their":[39,74],"resource":[40,153,190],"demands":[41],"necessitate":[42],"efficient":[43],"orchestration.":[44],"To":[45],"address":[46],"these":[47],"issues,":[48],"we":[49,183],"present":[50],"OREO,":[51],"an":[52,169],"O-RAN":[53],"xApp":[54,200],"orchestrator":[55],"that,":[56],"using":[57,168,179],"a":[58,114],"multi-layer":[59],"graph":[60],"model,":[61],"aims":[62],"to":[63,149,162,188,193],"maximize":[64],"number":[66],"services":[69,90,142],"concurrently":[70],"deployed":[71,172],"while":[72,151,198],"minimizing":[73],"overall":[75],"energy":[76],"consumption.":[77],"OREO's":[78],"key":[79],"innovation":[80],"lies":[81],"in":[82,126],"concept":[84],"sharing":[86,201],"across":[88],"when":[91],"they":[92],"include":[93],"semantically":[94],"equivalent":[95],"functions":[96],"meet":[98],"quality":[99,206],"requirements.":[100],"Despite":[101],"NP-hard":[103],"nature":[104],"problem,":[107],"numerical":[108],"results":[109],"show":[110,184],"that":[111,119,185],"OREO":[112,131,186],"offers":[113],"lightweight":[115],"scalable":[117],"solution":[118],"closely":[120],"swiftly":[122],"approximates":[123],"optimum":[125],"several":[127],"different":[128],"scenarios.":[129],"Also,":[130],"outperforms":[132],"state-of-the-art":[133],"benchmarks":[134],"by":[135],"co-existence":[138],"more":[140,144],"(14.3%":[143],"on":[145,158,173],"average":[146,159],"up":[148,161],"22%),":[150],"reducing":[152],"expenditure":[154],"(by":[155],"48.7%":[156],"less":[157],"123%":[163],"computing":[165,196],"resources).":[166],"Moreover,":[167],"experimental":[170],"prototype":[171],"Colosseum":[175],"emulator":[177],"real-world":[180],"leads":[187],"substantial":[189],"savings":[191],"(up":[192],"66.7%":[194],"resources)":[197],"its":[199],"policy":[202],"can":[203],"significantly":[204],"enhance":[205],"service.":[208]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}