{"id":"https://openalex.org/W2962718958","doi":"https://doi.org/10.1109/jsac.2018.2844638","title":"Optimized Base-Station Cache Allocation for Cloud Radio Access Network With Multicast Backhaul","display_name":"Optimized Base-Station Cache Allocation for Cloud Radio Access Network With Multicast Backhaul","publication_year":2018,"publication_date":"2018-06-06","ids":{"openalex":"https://openalex.org/W2962718958","doi":"https://doi.org/10.1109/jsac.2018.2844638","mag":"2962718958"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2018.2844638","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2018.2844638","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Journal on Selected Areas in Communications","raw_type":"journal-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/A5087553674","display_name":"Binbin Dai","orcid":"https://orcid.org/0000-0003-0640-1449"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Binbin Dai","raw_affiliation_strings":["The Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0003-0640-1449","affiliations":[{"raw_affiliation_string":"The Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020753840","display_name":"Ya\u2010Feng Liu","orcid":"https://orcid.org/0000-0002-9684-9150"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210120485","display_name":"Academy of Mathematics and Systems Science","ror":"https://ror.org/02jkmyk67","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210120485"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ya-Feng Liu","raw_affiliation_strings":["State Key Laboratory of Scientific and Engineering Computing, Institute of Computational Mathematics and Scientific/Engineering Computing, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-9684-9150","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Scientific and Engineering Computing, Institute of Computational Mathematics and Scientific/Engineering Computing, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210120485","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004681822","display_name":"Wei Yu","orcid":"https://orcid.org/0000-0002-7453-422X"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Wei Yu","raw_affiliation_strings":["The Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0002-7453-422X","affiliations":[{"raw_affiliation_string":"The Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.3401,"has_fulltext":false,"cited_by_count":59,"citation_normalized_percentile":{"value":0.97853086,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"36","issue":"8","first_page":"1737","last_page":"1750"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9998000264167786,"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/T11478","display_name":"Caching and Content Delivery","score":0.9998000264167786,"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/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/T10148","display_name":"Advanced MIMO Systems Optimization","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"}}],"keywords":[{"id":"https://openalex.org/keywords/backhaul","display_name":"Backhaul (telecommunications)","score":0.9002605676651001},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8743003606796265},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7567316889762878},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.7499389052391052},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.6115403175354004},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5908688902854919},{"id":"https://openalex.org/keywords/radio-access-network","display_name":"Radio access network","score":0.582773745059967},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.35416626930236816},{"id":"https://openalex.org/keywords/mobile-station","display_name":"Mobile station","score":0.1171751618385315}],"concepts":[{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.9002605676651001},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8743003606796265},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7567316889762878},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.7499389052391052},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.6115403175354004},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5908688902854919},{"id":"https://openalex.org/C106365562","wikidata":"https://www.wikidata.org/wiki/Q3078360","display_name":"Radio access network","level":4,"score":0.582773745059967},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.35416626930236816},{"id":"https://openalex.org/C207029474","wikidata":"https://www.wikidata.org/wiki/Q384018","display_name":"Mobile station","level":3,"score":0.1171751618385315}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jsac.2018.2844638","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2018.2844638","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Journal on Selected Areas in Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6967058303","display_name":null,"funder_award_id":"11688101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6983841581","display_name":"5G\u79fb\u52a8\u901a\u4fe1\u6700\u4f18\u8d44\u6e90\u914d\u7f6e\uff1a\u7a00\u758f\u4f18\u5316\u6a21\u578b\u4e0e\u7b97\u6cd5","funder_award_id":"11671419","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W147998453","https://openalex.org/W1569990960","https://openalex.org/W1972738071","https://openalex.org/W1974467482","https://openalex.org/W1981044874","https://openalex.org/W2004101329","https://openalex.org/W2018552671","https://openalex.org/W2050815608","https://openalex.org/W2061442141","https://openalex.org/W2076988592","https://openalex.org/W2092679899","https://openalex.org/W2106248279","https://openalex.org/W2106665985","https://openalex.org/W2119536915","https://openalex.org/W2122186362","https://openalex.org/W2149370333","https://openalex.org/W2164549277","https://openalex.org/W2185133926","https://openalex.org/W2206690184","https://openalex.org/W2213621529","https://openalex.org/W2226827734","https://openalex.org/W2258533367","https://openalex.org/W2282972780","https://openalex.org/W2345821518","https://openalex.org/W2511268924","https://openalex.org/W2587540533","https://openalex.org/W2592304855","https://openalex.org/W2601341989","https://openalex.org/W2604281498","https://openalex.org/W2798844847","https://openalex.org/W2890583044","https://openalex.org/W2962750265","https://openalex.org/W2963352975","https://openalex.org/W3100538838","https://openalex.org/W3101474566","https://openalex.org/W3103833233","https://openalex.org/W4292363360","https://openalex.org/W4300840296","https://openalex.org/W4301014524","https://openalex.org/W6686227884","https://openalex.org/W6695707431"],"related_works":["https://openalex.org/W4297310313","https://openalex.org/W2963149344","https://openalex.org/W2012551222","https://openalex.org/W4303414366","https://openalex.org/W2097644939","https://openalex.org/W1724300815","https://openalex.org/W2594059527","https://openalex.org/W2097820490","https://openalex.org/W2357429841","https://openalex.org/W4200445394"],"abstract_inverted_index":{"The":[0],"performance":[1,263],"of":[2,14,42,55,62,69,73,203,265],"cloud":[3],"radio":[4],"access":[5],"network":[6],"(C-RAN)":[7],"is":[8,31,165,178,246],"limited":[9],"by":[10],"the":[11,15,19,24,29,40,50,53,60,81,88,91,98,102,109,112,115,144,163,170,176,181,187,194,199,211,216,228,234,254,266,273],"finite":[12],"capacities":[13],"backhaul":[16,30,61,124],"links":[17],"connecting":[18],"centralized":[20],"processor":[21],"(CP)":[22],"with":[23,46,146,236],"base-stations":[25],"(BSs),":[26],"especially":[27],"when":[28],"implemented":[32],"in":[33,114,247],"a":[34,65,70,122,129,152],"wireless":[35,43,76],"medium.":[36],"This":[37],"paper":[38,79],"proposes":[39],"use":[41],"multicast":[44,93,123],"together":[45],"BS":[47],"caching,":[48],"where":[49,162],"BSs":[51,74,89,113,145],"pre-store":[52],"contents":[54],"popular":[56,256],"files,":[57],"to":[58,111,143,227,251],"augment":[59],"C-RAN.":[63],"For":[64],"downlink":[66],"C-RAN":[67],"consisting":[68],"single":[71],"cluster":[72],"and":[75,90,158,198,218,242,276],"backhaul,":[77],"this":[78],"studies":[80],"optimal":[82,92,250],"cache":[83,138,155,164,212,253,268],"size":[84,156,213,269],"allocation":[85,157,214,270,275],"strategy":[86,96],"among":[87,215],"beamforming":[94,159],"transmission":[95],"at":[97],"CP":[99,110],"such":[100],"that":[101,136,244],"user's":[103],"requested":[104],"messages":[105],"are":[106],"delivered":[107],"from":[108],"most":[116,255],"efficient":[117,207],"way.":[118],"We":[119,149,231],"first":[120],"state":[121,190],"rate":[125],"expression":[126],"based":[127,168,185],"on":[128,169,186],"joint":[130,154],"cache-channel":[131],"coding":[132],"scheme,":[133],"which":[134],"implies":[135],"larger":[137],"sizes":[139],"should":[140,224],"be":[141,225],"allocated":[142,226],"weaker":[147,229],"channels.":[148],"then":[150],"formulate":[151],"two-timescale":[153],"design":[160],"problem,":[161],"optimized":[166,267],"offline":[167],"long-term":[171],"channel":[172,189],"statistical":[173],"information,":[174],"while":[175],"beamformer":[177],"designed":[179],"during":[180],"file":[182],"delivery":[183],"phase":[184],"instantaneous":[188],"information.":[191],"By":[192],"leveraging":[193],"sample":[195],"approximation":[196],"method":[197,202],"alternating":[200],"direction":[201],"multipliers,":[204],"we":[205],"develop":[206],"algorithms":[208],"for":[209],"optimizing":[210],"BSs,":[217],"quantify":[219],"how":[220],"much":[221],"more":[222],"caches":[223],"BSs.":[230],"further":[232],"consider":[233],"case":[235],"multiple":[237],"files":[238,257],"having":[239],"different":[240],"popularities":[241],"show":[243,261],"it":[245],"general":[248],"not":[249],"entirely":[252],"first.":[258],"Numerical":[259],"results":[260],"considerable":[262],"improvement":[264],"scheme":[271],"over":[272],"uniform":[274],"other":[277],"heuristic":[278],"schemes.":[279]},"counts_by_year":[{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":16},{"year":2019,"cited_by_count":18},{"year":2018,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
