{"id":"https://openalex.org/W7127304395","doi":"https://doi.org/10.1109/twc.2026.3658601","title":"Joint Trajectory Planning and Channel Selection for AoI Minimization in Multi-UAV-Assisted IoT Networks","display_name":"Joint Trajectory Planning and Channel Selection for AoI Minimization in Multi-UAV-Assisted IoT Networks","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7127304395","doi":"https://doi.org/10.1109/twc.2026.3658601"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2026.3658601","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2026.3658601","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless 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/A5015745984","display_name":"Zhuo Lu","orcid":"https://orcid.org/0009-0006-6211-5702"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhuo Lu","raw_affiliation_strings":["63rd Research Institute, National University of Defense Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"63rd Research Institute, National University of Defense Technology, Nanjing, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101738391","display_name":"Quan Wu","orcid":"https://orcid.org/0000-0002-9521-5084"},"institutions":[{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qihui Wu","raw_affiliation_strings":["Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412","https://openalex.org/I890469752"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124874046","display_name":"Ziye Jia","orcid":null},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziye Jia","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Chen Fei","orcid":"https://orcid.org/0009-0007-6797-2399"},"institutions":[{"id":"https://openalex.org/I4210102684","display_name":"JiangSu Armed Police General Hospital","ror":"https://ror.org/018c7c068","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210102684"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chen Fei","raw_affiliation_strings":["School of Noncommissioned Officer of People’s Armed Police Force, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Noncommissioned Officer of People’s Armed Police Force, Hangzhou, China","institution_ids":["https://openalex.org/I4210102684"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124943361","display_name":"Jianzhao Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianzhao Zhang","raw_affiliation_strings":["63rd Research Institute, National University of Defense Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"63rd Research Institute, National University of Defense Technology, Nanjing, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011900098","display_name":"Fuhui Zhou","orcid":"https://orcid.org/0000-0001-6880-6244"},"institutions":[{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fuhui Zhou","raw_affiliation_strings":["Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412","https://openalex.org/I890469752"]}]},{"author_position":"last","author":{"id":null,"display_name":"Kai-Kit Wong","orcid":"https://orcid.org/0000-0001-7521-0078"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Kai-Kit Wong","raw_affiliation_strings":["Department of Electronic and Electrical Engineering, University College London, London, U.K"],"affiliations":[{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, University College London, London, U.K","institution_ids":["https://openalex.org/I45129253"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5015745984"],"corresponding_institution_ids":["https://openalex.org/I170215575"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.24428934,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"25","issue":null,"first_page":"11161","last_page":"11175"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.8230000138282776,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11133","display_name":"UAV Applications and Optimization","score":0.8230000138282776,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T13553","display_name":"Age of Information Optimization","score":0.14259999990463257,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.011300000362098217,"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/markov-decision-process","display_name":"Markov decision process","score":0.6614999771118164},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.6450999975204468},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6065999865531921},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5960999727249146},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5717999935150146},{"id":"https://openalex.org/keywords/partially-observable-markov-decision-process","display_name":"Partially observable Markov decision process","score":0.5220000147819519},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5218999981880188},{"id":"https://openalex.org/keywords/data-collection","display_name":"Data collection","score":0.49889999628067017},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.43070000410079956}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7967000007629395},{"id":"https://openalex.org/C106189395","wikidata":"https://www.wikidata.org/wiki/Q176789","display_name":"Markov decision process","level":3,"score":0.6614999771118164},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.6450999975204468},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6065999865531921},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5960999727249146},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5717999935150146},{"id":"https://openalex.org/C17098449","wikidata":"https://www.wikidata.org/wiki/Q176814","display_name":"Partially observable Markov decision process","level":4,"score":0.5220000147819519},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5218999981880188},{"id":"https://openalex.org/C133462117","wikidata":"https://www.wikidata.org/wiki/Q4929239","display_name":"Data collection","level":2,"score":0.49889999628067017},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.43070000410079956},{"id":"https://openalex.org/C159886148","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov process","level":2,"score":0.42649999260902405},{"id":"https://openalex.org/C177606310","wikidata":"https://www.wikidata.org/wiki/Q5674297","display_name":"Adaptability","level":2,"score":0.4147999882698059},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.41280001401901245},{"id":"https://openalex.org/C2775973920","wikidata":"https://www.wikidata.org/wiki/Q3252726","display_name":"Selection algorithm","level":3,"score":0.40950000286102295},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.40209999680519104},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.39750000834465027},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3788999915122986},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.37720000743865967},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.37220001220703125},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.3617999851703644},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.3522000014781952},{"id":"https://openalex.org/C81074085","wikidata":"https://www.wikidata.org/wiki/Q366872","display_name":"Motion planning","level":3,"score":0.3156999945640564},{"id":"https://openalex.org/C98763669","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov chain","level":2,"score":0.3122999966144562},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.3034999966621399},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2937000095844269},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.28040000796318054},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.2791000008583069},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.2696000039577484},{"id":"https://openalex.org/C51823790","wikidata":"https://www.wikidata.org/wiki/Q504353","display_name":"Greedy algorithm","level":2,"score":0.25119999051094055}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2026.3658601","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2026.3658601","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:eprints.ucl.ac.uk.OAI2:10222070","is_oa":false,"landing_page_url":"https://discovery.ucl.ac.uk/id/eprint/10222070/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400024","display_name":"UCL Discovery (University College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45129253","host_organization_name":"University College London","host_organization_lineage":["https://openalex.org/I45129253"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Wireless Communications , 25    pp. 11161-11175.   (2026)","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4156692303","display_name":null,"funder_award_id":"62231012","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6998054300","display_name":null,"funder_award_id":"70240307","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8520224161","display_name":null,"funder_award_id":"62301251","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":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1542941925","https://openalex.org/W1993918491","https://openalex.org/W2145339207","https://openalex.org/W2206930994","https://openalex.org/W2767425404","https://openalex.org/W2920401188","https://openalex.org/W2962691117","https://openalex.org/W3046016465","https://openalex.org/W3051352583","https://openalex.org/W3081933036","https://openalex.org/W3084578038","https://openalex.org/W3091703254","https://openalex.org/W3111412729","https://openalex.org/W3173360237","https://openalex.org/W3175611345","https://openalex.org/W3191834646","https://openalex.org/W3200165499","https://openalex.org/W4205984110","https://openalex.org/W4212797575","https://openalex.org/W4214866088","https://openalex.org/W4293195481","https://openalex.org/W4313535466","https://openalex.org/W4320002923","https://openalex.org/W4387415366","https://openalex.org/W4387587706","https://openalex.org/W4391164477","https://openalex.org/W4394904911","https://openalex.org/W4396506414","https://openalex.org/W4396535305","https://openalex.org/W4399039767","https://openalex.org/W4399527245","https://openalex.org/W4399666514","https://openalex.org/W4399728065","https://openalex.org/W4413212093"],"related_works":[],"abstract_inverted_index":{"With":[0],"the":[1,10,50,79,84,114,128,141],"rapid":[2],"popularization":[3],"of":[4,6,12,27,52,59,83,130,133],"Internet":[5],"Things":[7],"(IoT)":[8],"devices,":[9],"freshness":[11,51],"data":[13,39,54,97,135],"has":[14,167],"become":[15],"a":[16,34,66],"key":[17],"factor":[18],"affecting":[19],"decision":[20,74],"quality":[21],"and":[22,62,86,93,156],"system":[23],"efficiency.":[24],"The":[25],"application":[26],"unmanned":[28],"aerial":[29],"vehicle":[30],"(UAV)":[31],"technology":[32],"provides":[33],"new":[35],"solution":[36],"for":[37,96],"IoT":[38,53,134],"collection.":[40,136],"This":[41,108],"article":[42],"mainly":[43],"studies":[44],"how":[45],"multiple":[46],"UAVs":[47],"can":[48,110,145],"improve":[49],"collection":[55,98],"through":[56],"joint":[57,90],"optimization":[58,81],"trajectory":[60,91,158],"planning":[61,92],"channel":[63,94,153],"selection":[64,95],"in":[65],"three-dimensional":[67],"(3D)":[68],"interference":[69],"environment.":[70],"We":[71],"conducted":[72],"markov":[73],"process":[75],"(MDP)":[76],"modeling":[77],"on":[78,102],"combinatorial":[80],"problem":[82],"model":[85],"proposed":[87,142],"an":[88],"intelligent":[89],"(ITPCS-DC)":[99],"algorithm":[100,109,144],"based":[101],"multi-agent":[103],"deep":[104],"reinforcement":[105],"learning":[106],"(MADRL).":[107],"not":[111],"only":[112],"avoid":[113],"agent":[115],"falling":[116],"into":[117],"local":[118],"optimum":[119],"caused":[120],"by":[121],"3D":[122],"interference,":[123],"but":[124],"also":[125],"effectively":[126],"reduce":[127],"age":[129],"information":[131],"(AoI)":[132],"Simulation":[137],"results":[138],"show":[139],"that":[140],"ITPCS-DC":[143],"achieve":[146],"higher":[147],"rewards,":[148],"lower":[149],"average":[150],"AoI,":[151],"reduced":[152],"switching":[154],"costs,":[155],"shorter":[157],"lengths":[159],"compared":[160],"to":[161,170],"other":[162],"benchmark":[163],"algorithms.":[164],"Moreover,":[165],"it":[166],"better":[168],"adaptability":[169],"more":[171],"complex":[172],"collaborative":[173],"environments.":[174]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2026-02-04T00:00:00"}