{"id":"https://openalex.org/W4387870753","doi":"https://doi.org/10.1109/icc45041.2023.10278980","title":"UAV 3D Placement for Near-Optimal LOS Relaying to Ground Users in Dense Urban Area","display_name":"UAV 3D Placement for Near-Optimal LOS Relaying to Ground Users in Dense Urban Area","publication_year":2023,"publication_date":"2023-05-28","ids":{"openalex":"https://openalex.org/W4387870753","doi":"https://doi.org/10.1109/icc45041.2023.10278980"},"language":"en","primary_location":{"id":"doi:10.1109/icc45041.2023.10278980","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/icc45041.2023.10278980","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2023 - IEEE International Conference on Communications","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/A5064966407","display_name":"Yuanshuai Zheng","orcid":"https://orcid.org/0000-0002-6678-4106"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuanshuai Zheng","raw_affiliation_strings":["School of Science and Engineering and Future Network of Intelligence Institute (FNii), The Chinese University of Hong Kong,Shenzhen,Guangdong,China,518172"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering and Future Network of Intelligence Institute (FNii), The Chinese University of Hong Kong,Shenzhen,Guangdong,China,518172","institution_ids":["https://openalex.org/I4210116924"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101802022","display_name":"Junting Chen","orcid":"https://orcid.org/0000-0003-3056-9030"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junting Chen","raw_affiliation_strings":["School of Science and Engineering and Future Network of Intelligence Institute (FNii), The Chinese University of Hong Kong,Shenzhen,Guangdong,China,518172"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering and Future Network of Intelligence Institute (FNii), The Chinese University of Hong Kong,Shenzhen,Guangdong,China,518172","institution_ids":["https://openalex.org/I4210116924"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5064966407"],"corresponding_institution_ids":["https://openalex.org/I4210116924"],"apc_list":null,"apc_paid":null,"fwci":0.8824,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.81496473,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.9998999834060669,"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":0.9998999834060669,"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/T10249","display_name":"Distributed Control Multi-Agent Systems","score":0.9686999917030334,"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/T12546","display_name":"Smart Parking Systems Research","score":0.9567000269889832,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/relay","display_name":"Relay","score":0.6631075739860535},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.6257200241088867},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5860778093338013},{"id":"https://openalex.org/keywords/bounded-function","display_name":"Bounded function","score":0.5814135670661926},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5177621245384216},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.4657457768917084},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.44652867317199707},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4290209710597992},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23149308562278748},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1332617998123169},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.13309958577156067}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6631075739860535},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.6257200241088867},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5860778093338013},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.5814135670661926},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5177621245384216},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.4657457768917084},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.44652867317199707},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4290209710597992},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23149308562278748},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1332617998123169},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.13309958577156067},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc45041.2023.10278980","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/icc45041.2023.10278980","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2023 - IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.8199999928474426}],"awards":[{"id":"https://openalex.org/G2822328970","display_name":null,"funder_award_id":"KQTD20200909114730003,JCYJ20210324134612033","funder_id":"https://openalex.org/F4320336569","funder_display_name":"Shenzhen Science and Technology Innovation Program"},{"id":"https://openalex.org/G3029326036","display_name":null,"funder_award_id":"62171398,92067202","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5765647807","display_name":null,"funder_award_id":"2018YFB1800800","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program 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/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320336569","display_name":"Shenzhen Science and Technology Innovation Program","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2048270193","https://openalex.org/W2523219060","https://openalex.org/W2770095216","https://openalex.org/W2786239590","https://openalex.org/W2981610900","https://openalex.org/W3102880088","https://openalex.org/W3108838069","https://openalex.org/W3139228879","https://openalex.org/W3210651618","https://openalex.org/W4226064925","https://openalex.org/W4226223772","https://openalex.org/W4300978594"],"related_works":["https://openalex.org/W2539674285","https://openalex.org/W1038122923","https://openalex.org/W1998322187","https://openalex.org/W2952514781","https://openalex.org/W3019210376","https://openalex.org/W2391145594","https://openalex.org/W2326572623","https://openalex.org/W1559320887","https://openalex.org/W2137838797","https://openalex.org/W2296389180"],"abstract_inverted_index":{"This":[0],"paper":[1,86,139],"studies":[2],"optimal":[3,94,130],"unmanned":[4],"aerial":[5],"vehicle":[6],"(UAV)":[7],"placement":[8,73],"to":[9,26,49,69,98,121,155,178],"establish":[10],"line-of-sight":[11],"(LOS)":[12],"relay":[13,96],"channels":[14],"for":[15,61,92,102,127],"ground":[16,104],"users,":[17],"where":[18],"the":[19,22,33,40,50,62,71,77,93,112,128,173],"signal":[20],"of":[21,111],"users":[23],"is":[24,38,116,152],"likely":[25],"be":[27,44,81],"blocked":[28],"by":[29],"propagation":[30],"obstacles":[31],"surrounding":[32],"users.":[34,105],"The":[35],"key":[36],"challenge":[37],"that":[39,118],"LOS":[41,78,100,113],"region":[42],"can":[43],"arbitrary":[45],"and":[46,75,142],"non-convex":[47],"due":[48],"complicated":[51],"urban":[52],"environment.":[53,193],"Prior":[54],"works":[55],"either":[56],"employ":[57],"over-simplified":[58],"probabilistic":[59],"models":[60],"3D":[63,131],"environment":[64],"or":[65],"use":[66],"relaxation":[67],"methods":[68],"solve":[70],"UAV":[72,95,132,161],"problem,":[74],"therefore,":[76],"condition":[79,101],"cannot":[80],"guaranteed.":[82],"By":[83,106],"contrast,":[84],"this":[85,138],"aims":[87],"at":[88],"establishing":[89],"theoretical":[90],"guarantees":[91],"position":[97,162],"ensure":[99],"two":[103,108],"investigating":[107],"essential":[109],"properties":[110],"regions,":[114],"it":[115,119],"found":[117],"suffices":[120],"search":[122,144,165,187],"a":[123,147,164,185,190],"bounded":[124],"2D":[125,148],"area":[126],"globally":[129],"position.":[133],"Based":[134],"on":[135,146],"these":[136],"properties,":[137],"develops":[140],"efficient":[141],"dynamical":[143],"trajectory":[145],"perpendicular":[149],"plane.":[150],"It":[151],"theoretically":[153],"shown":[154,177],"find":[156],"an":[157],"<tex":[158,167],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[159,168],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\epsilon-\\mathbf{optimal}$</tex>":[160],"with":[163],"length":[166],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$O(1/\\epsilon)$</tex>.":[169],"In":[170],"our":[171],"experiments,":[172],"proposed":[174],"algorithms":[175],"are":[176],"achieve":[179],"above":[180],"97%":[181],"global":[182],"optimality":[183],"within":[184],"1-kilometer":[186],"distance":[188],"over":[189],"real":[191],"city":[192]},"counts_by_year":[{"year":2024,"cited_by_count":2}],"updated_date":"2025-12-25T23:11:45.687758","created_date":"2025-10-10T00:00:00"}
