{"id":"https://openalex.org/W2996792624","doi":"https://doi.org/10.1109/icct46805.2019.8947152","title":"User Association Algorithm of Downlink C-RANs with Edge Caching and Fronthaul Compression","display_name":"User Association Algorithm of Downlink C-RANs with Edge Caching and Fronthaul Compression","publication_year":2019,"publication_date":"2019-10-01","ids":{"openalex":"https://openalex.org/W2996792624","doi":"https://doi.org/10.1109/icct46805.2019.8947152","mag":"2996792624"},"language":"en","primary_location":{"id":"doi:10.1109/icct46805.2019.8947152","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icct46805.2019.8947152","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 19th International Conference on Communication Technology (ICCT)","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/A5101085594","display_name":"Yachao Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yachao Xu","raw_affiliation_strings":["Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433204","display_name":"Jun Zhang","orcid":"https://orcid.org/0000-0002-8232-2171"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Zhang","raw_affiliation_strings":["Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081587169","display_name":"Shu Cai","orcid":"https://orcid.org/0000-0002-9010-9653"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shu Cai","raw_affiliation_strings":["Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024455650","display_name":"Yulun Cheng","orcid":"https://orcid.org/0000-0001-8685-2498"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yulun Cheng","raw_affiliation_strings":["Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100767423","display_name":"Hairong Wang","orcid":"https://orcid.org/0000-0002-9558-981X"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hairong Wang","raw_affiliation_strings":["Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Key Laboratory of Wireless Communications, Nanjing University of Posts and Telecommunications, Nanjing, P. R. China","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101085594"],"corresponding_institution_ids":["https://openalex.org/I41198531"],"apc_list":null,"apc_paid":null,"fwci":0.121,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.4988109,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"2019","issue":null,"first_page":"561","last_page":"566"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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":0.9997000098228455,"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/T11478","display_name":"Caching and Content Delivery","score":0.9997000098228455,"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":0.7656289339065552},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.653170108795166},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5457550287246704},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.5213536024093628},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5096292495727539},{"id":"https://openalex.org/keywords/sleep-mode","display_name":"Sleep mode","score":0.49467751383781433},{"id":"https://openalex.org/keywords/radio-access-network","display_name":"Radio access network","score":0.4812697768211365},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.44656991958618164},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.43785637617111206},{"id":"https://openalex.org/keywords/edge-computing","display_name":"Edge computing","score":0.435257226228714},{"id":"https://openalex.org/keywords/power-control","display_name":"Power control","score":0.42355069518089294},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.41119399666786194},{"id":"https://openalex.org/keywords/power-consumption","display_name":"Power consumption","score":0.3107715845108032},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.2729029059410095},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.26264292001724243},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.12237849831581116},{"id":"https://openalex.org/keywords/mobile-station","display_name":"Mobile station","score":0.12163949012756348},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08481651544570923},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.07931169867515564}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7656289339065552},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.653170108795166},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5457550287246704},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.5213536024093628},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5096292495727539},{"id":"https://openalex.org/C57149124","wikidata":"https://www.wikidata.org/wiki/Q587346","display_name":"Sleep mode","level":4,"score":0.49467751383781433},{"id":"https://openalex.org/C106365562","wikidata":"https://www.wikidata.org/wiki/Q3078360","display_name":"Radio access network","level":4,"score":0.4812697768211365},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.44656991958618164},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.43785637617111206},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.435257226228714},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.42355069518089294},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.41119399666786194},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.3107715845108032},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2729029059410095},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.26264292001724243},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.12237849831581116},{"id":"https://openalex.org/C207029474","wikidata":"https://www.wikidata.org/wiki/Q384018","display_name":"Mobile station","level":3,"score":0.12163949012756348},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08481651544570923},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.07931169867515564},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icct46805.2019.8947152","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icct46805.2019.8947152","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 19th International Conference on Communication Technology (ICCT)","raw_type":"proceedings-article"},{"id":"mag:3042607171","is_oa":false,"landing_page_url":"https://jglobal.jst.go.jp/en/detail?JGLOBAL_ID=202002218750493186","pdf_url":null,"source":{"id":"https://openalex.org/S4306512817","display_name":"IEEE Conference Proceedings","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":null,"is_accepted":false,"is_published":null,"raw_source_name":"IEEE Conference Proceedings","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8999999761581421}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1995920361","https://openalex.org/W2050726943","https://openalex.org/W2051048474","https://openalex.org/W2256188983","https://openalex.org/W2338333133","https://openalex.org/W2374986748","https://openalex.org/W2494468787","https://openalex.org/W2588590245","https://openalex.org/W2605135858","https://openalex.org/W2761999135","https://openalex.org/W2788671143","https://openalex.org/W2793523435","https://openalex.org/W2804410507","https://openalex.org/W2808381205","https://openalex.org/W2895939936","https://openalex.org/W2914539498","https://openalex.org/W2949765561","https://openalex.org/W2963652759","https://openalex.org/W3102523980","https://openalex.org/W3103033418","https://openalex.org/W3105101694","https://openalex.org/W3105972987","https://openalex.org/W4300840296"],"related_works":["https://openalex.org/W2124240980","https://openalex.org/W2519403816","https://openalex.org/W2138759004","https://openalex.org/W2292005531","https://openalex.org/W2606858825","https://openalex.org/W2003870685","https://openalex.org/W2533637577","https://openalex.org/W4232438839","https://openalex.org/W2955945540","https://openalex.org/W938762042"],"abstract_inverted_index":{"With":[0],"the":[1,8,20,59,112,120,123,135,146,162],"rapid":[2],"development":[3],"of":[4,10,61,75,115,122,139,171],"real-time":[5],"applications":[6],"in":[7,41,67,169],"Internet":[9],"Things,":[11],"people":[12],"have":[13],"paid":[14],"more":[15,17],"and":[16,23,44,49,64,78,89,98,137,174],"attention":[18],"on":[19,47],"traffic":[21],"delay":[22,63,96,173],"power":[24,45,65,99,156,175],"consumption.":[25,157],"Cloud":[26],"radio":[27],"access":[28],"networks":[29],"(C-RANs)":[30],"are":[31,149],"seen":[32],"as":[33],"a":[34,68,72,129,166],"novel":[35],"network":[36],"architecture":[37],"with":[38,71,103],"significant":[39],"advantages":[40],"reducing":[42],"latency":[43],"consumption":[46,66,100,176],"control":[48],"data":[50],"planes.":[51],"In":[52],"this":[53],"paper,":[54],"we":[55,127],"aim":[56],"to":[57,110,119,134,142,154],"minimize":[58],"product":[60],"average":[62,95,172],"downlink":[69],"C-RAN":[70],"hierarchical":[73],"structure":[74],"virtual":[76],"controllers":[77],"high-speed":[79],"but":[80],"limited-capacity":[81],"fronthaul":[82,104,116],"links,":[83],"by":[84],"simultaneously":[85],"considering":[86],"edge":[87],"caching":[88,138],"user":[90,124],"association.":[91],"We":[92],"first":[93],"study":[94],"model":[97,101],"separately":[102],"compression":[105],"technique":[106],"which":[107],"is":[108],"adopted":[109],"alleviate":[111],"capacity":[113],"constraint":[114],"links.":[117],"Due":[118],"NP-hardness":[121],"association":[125],"problem,":[126],"propose":[128],"low-complexity":[130],"heuristic":[131],"algorithm":[132,164],"according":[133],"distance":[136],"each":[140],"RRH":[141],"find":[143],"solutions.":[144],"Meanwhile,":[145],"inefficient":[147],"RRHs":[148],"turned":[150],"into":[151],"sleep":[152],"mode":[153],"reduce":[155],"Simulation":[158],"results":[159],"reveal":[160],"that":[161],"proposed":[163],"achieves":[165],"better":[167],"performance":[168],"terms":[170],"than":[177],"three":[178],"baseline":[179],"algorithms.":[180]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
