{"id":"https://openalex.org/W4396506250","doi":"https://doi.org/10.1109/access.2024.3395279","title":"Content Fetching Delay Optimization-Based Caching and Resource Allocation for UAV-Enabled Networks","display_name":"Content Fetching Delay Optimization-Based Caching and Resource Allocation for UAV-Enabled Networks","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4396506250","doi":"https://doi.org/10.1109/access.2024.3395279"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3395279","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3395279","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10510452.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10510452.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062537320","display_name":"Gezahegn Abdissa Bayessa","orcid":"https://orcid.org/0009-0007-2601-5939"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Gezahegn Abdissa Bayessa","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051328733","display_name":"Rong Chai","orcid":"https://orcid.org/0000-0002-0957-7792"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rong Chai","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025881622","display_name":"Chengchao Liang","orcid":"https://orcid.org/0000-0002-4125-2840"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chengchao Liang","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014515635","display_name":"Elhadj Moustapha Diallo","orcid":"https://orcid.org/0009-0000-4860-6253"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Elhadj Moustapha Diallo","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084338675","display_name":"Qianbin Chen","orcid":"https://orcid.org/0000-0001-6868-6860"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qianbin Chen","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5062537320"],"corresponding_institution_ids":["https://openalex.org/I10535382"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.8263,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.85371927,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"12","issue":null,"first_page":"62429","last_page":"62447"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9998999834060669,"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":0.9998999834060669,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9825999736785889,"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":0.8501689434051514},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.6885422468185425},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.6108187437057495},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.5279673337936401},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4935063123703003},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.4923001527786255},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.48307088017463684},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4636825919151306},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4479389786720276},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4109100103378296},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.20733633637428284},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.16251429915428162},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08383920788764954},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07981684803962708}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8501689434051514},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.6885422468185425},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.6108187437057495},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.5279673337936401},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4935063123703003},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.4923001527786255},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.48307088017463684},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4636825919151306},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4479389786720276},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4109100103378296},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.20733633637428284},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.16251429915428162},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08383920788764954},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07981684803962708},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2024.3395279","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3395279","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10510452.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:d977d23dff674303a250bb2ed638f033","is_oa":true,"landing_page_url":"https://doaj.org/article/d977d23dff674303a250bb2ed638f033","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 12, Pp 62429-62447 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3395279","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3395279","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10510452.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3324807318","display_name":null,"funder_award_id":"62271097","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5808344812","display_name":null,"funder_award_id":"U23A20279","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"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4396506250.pdf"},"referenced_works_count":44,"referenced_works":["https://openalex.org/W1585803808","https://openalex.org/W2064675550","https://openalex.org/W2219888463","https://openalex.org/W2794673877","https://openalex.org/W2904947504","https://openalex.org/W2905354310","https://openalex.org/W2908566763","https://openalex.org/W2922585446","https://openalex.org/W2964331420","https://openalex.org/W3007075806","https://openalex.org/W3015346403","https://openalex.org/W3016146548","https://openalex.org/W3017065515","https://openalex.org/W3022423837","https://openalex.org/W3040983344","https://openalex.org/W3045187126","https://openalex.org/W3045756962","https://openalex.org/W3046792153","https://openalex.org/W3134301365","https://openalex.org/W3136422429","https://openalex.org/W3159673354","https://openalex.org/W3161603475","https://openalex.org/W3165078509","https://openalex.org/W3194030134","https://openalex.org/W3200768877","https://openalex.org/W3201142471","https://openalex.org/W3203883267","https://openalex.org/W3209399529","https://openalex.org/W4205322047","https://openalex.org/W4210639298","https://openalex.org/W4226126908","https://openalex.org/W4248101611","https://openalex.org/W4250589301","https://openalex.org/W4312271165","https://openalex.org/W4312722077","https://openalex.org/W4312932456","https://openalex.org/W4315629681","https://openalex.org/W4321021624","https://openalex.org/W4321195200","https://openalex.org/W4322576408","https://openalex.org/W4322706955","https://openalex.org/W4323338419","https://openalex.org/W4381886328","https://openalex.org/W4387129518"],"related_works":["https://openalex.org/W2172159377","https://openalex.org/W2091769028","https://openalex.org/W2351865055","https://openalex.org/W2020731358","https://openalex.org/W2098618074","https://openalex.org/W2547202878","https://openalex.org/W1964989099","https://openalex.org/W3000091417","https://openalex.org/W1502347072","https://openalex.org/W2908171849"],"abstract_inverted_index":{"In":[0],"this":[1],"work,":[2],"we":[3,38,83,102,128],"investigate":[4],"content":[5,22,28,36,48,59,70,99,157],"caching":[6,60,100],"problem":[7,64,78],"in":[8],"unmanned":[9],"aerial":[10],"vehicle":[11],"(UAV)-enabled":[12],"networks":[13],"where":[14],"UAVs":[15],"are":[16,90],"allowed":[17],"to":[18,25,81,133,161],"store":[19],"user":[20,35],"requested":[21],"so":[23],"as":[24,67],"enhance":[26],"the":[27,47,56,76,95,162],"transmission":[29,49],"performance":[30],"of":[31,51],"users.":[32],"To":[33,93,121],"predict":[34],"request,":[37],"propose":[39,112,139],"a":[40,105,113,140],"bidirectional":[41],"long":[42],"short-term":[43],"memory-based":[44],"algorithm.":[45,164],"Then,":[46],"delay":[50,72,159],"users":[52],"is":[53,65,79],"examined":[54],"and":[55,61,98,110,124,138],"UAV":[57,96,114],"deployment,":[58],"resource":[62],"allocation":[63,126,136,144],"formulated":[66,77],"an":[68],"overall":[69,156],"fetching":[71,158],"minimization":[73],"problem.":[74],"As":[75],"difficult":[80],"solve,":[82],"transform":[84],"it":[85],"into":[86],"two":[87],"subproblems":[88],"which":[89],"solved":[91],"iteratively.":[92],"tackle":[94],"deployment":[97,115],"subproblem,":[101,127],"first":[103],"design":[104],"modified":[106],"K-means-based":[107],"clustering":[108],"scheme":[109],"then":[111],"strategy":[116,137],"by":[117],"using":[118],"quadratic":[119],"transformation.":[120],"solve":[122],"subcarrier":[123,143],"power":[125,135],"apply":[129],"Lagrangian":[130],"dual":[131],"method":[132],"determine":[134],"Kuhn-Munkres":[141],"algorithm-based":[142],"strategy.":[145],"Simulation":[146],"results":[147],"show":[148],"that":[149],"our":[150],"approach":[151],"achieves":[152],"approximately":[153],"11.1%":[154],"lower":[155],"compared":[160],"existing":[163]},"counts_by_year":[{"year":2025,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}