{"id":"https://openalex.org/W3157679565","doi":"https://doi.org/10.1109/lwc.2021.3076685","title":"Analysis of a Cooperative Caching-Multicast Strategy in D2D-Aided Networks","display_name":"Analysis of a Cooperative Caching-Multicast Strategy in D2D-Aided Networks","publication_year":2021,"publication_date":"2021-04-29","ids":{"openalex":"https://openalex.org/W3157679565","doi":"https://doi.org/10.1109/lwc.2021.3076685","mag":"3157679565"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2021.3076685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3076685","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","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/A5101776736","display_name":"Qi Li","orcid":"https://orcid.org/0000-0003-3078-3600"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Li","raw_affiliation_strings":["Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-3078-3600","affiliations":[{"raw_affiliation_string":"Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100679196","display_name":"Xiaoxiang Wang","orcid":"https://orcid.org/0000-0002-2924-2295"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoxiang Wang","raw_affiliation_strings":["Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-2924-2295","affiliations":[{"raw_affiliation_string":"Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100764278","display_name":"Dongyu Wang","orcid":"https://orcid.org/0000-0001-6751-3589"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongyu Wang","raw_affiliation_strings":["Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-6751-3589","affiliations":[{"raw_affiliation_string":"Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067915043","display_name":"Lei Song","orcid":"https://orcid.org/0000-0003-1609-2192"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Song","raw_affiliation_strings":["Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4558,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.63840565,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"10","issue":"12","first_page":"2614","last_page":"2618"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","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/T11478","display_name":"Caching and Content Delivery","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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9868000149726868,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9814000129699707,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.950680673122406},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.881181538105011},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7526804804801941},{"id":"https://openalex.org/keywords/source-specific-multicast","display_name":"Source-specific multicast","score":0.673979640007019},{"id":"https://openalex.org/keywords/xcast","display_name":"Xcast","score":0.6236891746520996},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5678790211677551},{"id":"https://openalex.org/keywords/protocol-independent-multicast","display_name":"Protocol Independent Multicast","score":0.5464826822280884},{"id":"https://openalex.org/keywords/reliable-multicast","display_name":"Reliable multicast","score":0.462190717458725},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4571291506290436},{"id":"https://openalex.org/keywords/pragmatic-general-multicast","display_name":"Pragmatic General Multicast","score":0.43180131912231445},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11407116055488586}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.950680673122406},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.881181538105011},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7526804804801941},{"id":"https://openalex.org/C18787934","wikidata":"https://www.wikidata.org/wiki/Q7565105","display_name":"Source-specific multicast","level":3,"score":0.673979640007019},{"id":"https://openalex.org/C192059732","wikidata":"https://www.wikidata.org/wiki/Q3823050","display_name":"Xcast","level":3,"score":0.6236891746520996},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5678790211677551},{"id":"https://openalex.org/C44892269","wikidata":"https://www.wikidata.org/wiki/Q782752","display_name":"Protocol Independent Multicast","level":3,"score":0.5464826822280884},{"id":"https://openalex.org/C174174714","wikidata":"https://www.wikidata.org/wiki/Q7310997","display_name":"Reliable multicast","level":4,"score":0.462190717458725},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4571291506290436},{"id":"https://openalex.org/C112037812","wikidata":"https://www.wikidata.org/wiki/Q2107523","display_name":"Pragmatic General Multicast","level":4,"score":0.43180131912231445},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11407116055488586}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2021.3076685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3076685","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3398386552","display_name":null,"funder_award_id":"2018YFC1504502","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2051773775","https://openalex.org/W2258533367","https://openalex.org/W2487474971","https://openalex.org/W2766471660","https://openalex.org/W2807012911","https://openalex.org/W2897836027","https://openalex.org/W2907697336","https://openalex.org/W2949864303","https://openalex.org/W2963290290","https://openalex.org/W2963805754","https://openalex.org/W3008609509"],"related_works":["https://openalex.org/W80466176","https://openalex.org/W3142539034","https://openalex.org/W2062706226","https://openalex.org/W2115913321","https://openalex.org/W4321384965","https://openalex.org/W1528315273","https://openalex.org/W2362616595","https://openalex.org/W2376449535","https://openalex.org/W2128249405","https://openalex.org/W2035929123"],"abstract_inverted_index":{"Due":[0],"to":[1,21,58,83],"characteristics":[2],"of":[3,28,79,99,123,158],"video":[4,29,82,129],"request,":[5],"i.e.,":[6],"request-repeatability":[7],"and":[8,25,49,113,165],"group-orientation,":[9],"we":[10],"propose":[11],"a":[12,40,67,147],"cooperative":[13],"caching-multicast":[14],"strategy":[15,126],"in":[16,133],"typical":[17],"Device-to-Device":[18],"(D2D)-aided":[19],"networks":[20],"improve":[22],"the":[23,34,80,90,97,104,108,114,124,128,134,152,155,166],"timeliness":[24],"space":[26],"coverage":[27,111],"services.":[30],"First,":[31],"based":[32,42],"on":[33],"request":[35],"cumulative":[36],"time":[37],"window":[38],"(RCTW),":[39],"multicast-scale":[41],"caching":[43,64],"resource":[44],"allocation":[45],"scheme":[46,70],"is":[47,71,132,138],"presented":[48],"videos":[50],"whose":[51],"corresponding":[52],"multicast":[53,163],"groups":[54],"have":[55],"larger":[56],"probabilities":[57],"be":[59],"non-empty":[60],"are":[61,119],"allocated":[62],"more":[63,159],"spaces.":[65],"Second,":[66],"collaborative":[68],"transmission":[69,110,117,164,168],"presented,":[72],"where":[73],"base":[74],"station":[75],"opportunistically":[76],"multicasts":[77],"blocks":[78,92],"requested":[81],"group":[84],"while":[85],"failed":[86],"receivers":[87,95],"can":[88,150],"obtain":[89],"missing":[91],"from":[93],"successful":[94],"with":[96],"aid":[98],"D2D":[100],"joint":[101],"transmission.":[102],"Finally,":[103],"tractable":[105],"expressions":[106],"for":[107],"average":[109,116],"rate":[112],"system":[115,167],"delay":[118],"derived.":[120],"The":[121],"effectiveness":[122],"proposed":[125],"when":[127],"popularity":[130],"distribution":[131],"general":[135],"dip":[136],"range":[137],"verified":[139],"by":[140],"numerical":[141],"examples.":[142],"Simulation":[143],"results":[144],"demonstrate":[145],"that":[146],"reasonable":[148],"RCTW":[149],"balance":[151],"relationship":[153],"between":[154],"service":[156],"probability":[157],"users":[160],"through":[161],"one":[162],"delay.":[169]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2026-02-13T13:36:01.753593","created_date":"2025-10-10T00:00:00"}
