{"id":"https://openalex.org/W7225733445","doi":"https://doi.org/10.3390/aerospace13111050","title":"Efficient Voxel-Based Updating of Changing Low-Altitude Conditions for Prismatic Airspace Topologies","display_name":"Efficient Voxel-Based Updating of Changing Low-Altitude Conditions for Prismatic Airspace Topologies","publication_year":2026,"publication_date":"2026-11-10","ids":{"openalex":"https://openalex.org/W7225733445","doi":"https://doi.org/10.3390/aerospace13111050"},"language":"en","primary_location":{"id":"doi:10.3390/aerospace13111050","doi":"https://doi.org/10.3390/aerospace13111050","is_oa":true,"landing_page_url":"https://doi.org/10.3390/aerospace13111050","pdf_url":null,"source":{"id":"https://openalex.org/S4210169245","display_name":"Aerospace","issn_l":"2226-4310","issn":["2226-4310"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Aerospace","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.3390/aerospace13111050","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100724537","display_name":"Yamin Zhang","orcid":"https://orcid.org/0000-0002-7640-4197","observed_orcids":["https://orcid.org/0000-0002-7640-4197","https://orcid.org/0009-0002-0842-9621"]},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yamin Zhang","raw_affiliation_strings":["Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China"],"raw_orcid":"https://orcid.org/0009-0002-0842-9621","affiliations":[{"raw_affiliation_string":"Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161395775","display_name":"Rong Xu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1299457549","display_name":"Civil Aviation Administration of China","ror":"https://ror.org/05gfwht30","country_code":"CN","type":"government","lineage":["https://openalex.org/I1299457549","https://openalex.org/I4210127216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rong Xu","raw_affiliation_strings":["Shenzhen Air Traffic Control Center, Civil Aviation Administration of China, Shenzhen 518128, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shenzhen Air Traffic Control Center, Civil Aviation Administration of China, Shenzhen 518128, China","institution_ids":["https://openalex.org/I1299457549"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130099855","display_name":"Bin Hu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1299457549","display_name":"Civil Aviation Administration of China","ror":"https://ror.org/05gfwht30","country_code":"CN","type":"government","lineage":["https://openalex.org/I1299457549","https://openalex.org/I4210127216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Hu","raw_affiliation_strings":["Shenzhen Air Traffic Control Center, Civil Aviation Administration of China, Shenzhen 518128, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shenzhen Air Traffic Control Center, Civil Aviation Administration of China, Shenzhen 518128, China","institution_ids":["https://openalex.org/I1299457549"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129994080","display_name":"Kaiyu Nie","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaiyu Nie","raw_affiliation_strings":["Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100418988","display_name":"Hang Zhao","orcid":"https://orcid.org/0009-0008-7252-3827","observed_orcids":["https://orcid.org/0009-0008-7252-3827"]},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hang Zhao","raw_affiliation_strings":["Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100427270","display_name":"Bo Chen","orcid":"https://orcid.org/0000-0001-7495-8885","observed_orcids":["https://orcid.org/0000-0001-7495-8885","https://orcid.org/0000-0001-6150-3881","https://orcid.org/0009-0008-7418-817X"]},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Chen","raw_affiliation_strings":["Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China"],"raw_orcid":"https://orcid.org/0000-0001-7495-8885","affiliations":[{"raw_affiliation_string":"Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003256572","display_name":"Qinglei Kong","orcid":"https://orcid.org/0000-0002-5515-3683","observed_orcids":["https://orcid.org/0000-0002-5515-3683"]},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinglei Kong","raw_affiliation_strings":["Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China"],"raw_orcid":"https://orcid.org/0000-0002-5515-3683","affiliations":[{"raw_affiliation_string":"Key Laboratory of Aerospace RS Big-Data Intelligent Processing and Application of Guangdong Higher Education Institutes, Harbin Institute of Technology (Shenzhen), Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Aerospace, Harbin Institute of Technology, Shenzhen 518055, China","institution_ids":["https://openalex.org/I204983213"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2400,"currency":"CHF","value_usd":2896},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2896},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"11","first_page":"1050","last_page":"1050"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11489","display_name":"Air Traffic Management and Optimization","score":0.9541000127792358,"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/T11489","display_name":"Air Traffic Management and Optimization","score":0.9541000127792358,"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/T12698","display_name":"3D Modeling in Geospatial Applications","score":0.011599999852478504,"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"}},{"id":"https://openalex.org/T10586","display_name":"Robotic Path Planning Algorithms","score":0.007300000172108412,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[],"concepts":[{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.7559000253677368},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7056999802589417},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5956000089645386},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.551800012588501},{"id":"https://openalex.org/C59519942","wikidata":"https://www.wikidata.org/wiki/Q650665","display_name":"Drone","level":2,"score":0.4925999939441681},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.41269999742507935},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.38199999928474426},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3652999997138977},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.3564000129699707},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3287999927997589},{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.2727000117301941},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27129998803138733},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.25110000371932983}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3390/aerospace13111050","doi":"https://doi.org/10.3390/aerospace13111050","is_oa":true,"landing_page_url":"https://doi.org/10.3390/aerospace13111050","pdf_url":null,"source":{"id":"https://openalex.org/S4210169245","display_name":"Aerospace","issn_l":"2226-4310","issn":["2226-4310"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Aerospace","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.3390/aerospace13111050","doi":"https://doi.org/10.3390/aerospace13111050","is_oa":true,"landing_page_url":"https://doi.org/10.3390/aerospace13111050","pdf_url":null,"source":{"id":"https://openalex.org/S4210169245","display_name":"Aerospace","issn_l":"2226-4310","issn":["2226-4310"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Aerospace","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0],"safe":[1],"and":[2,16,32,86,130],"scalable":[3],"integration":[4],"of":[5,24],"drones":[6],"into":[7,100],"complex":[8,96],"urban":[9],"low-altitude":[10,25],"airspace":[11,44,55,62],"relies":[12],"heavily":[13],"on":[14,66],"precise":[15],"real-time":[17],"environmental":[18],"modeling.":[19],"However,":[20],"the":[21,92],"extreme":[22],"volatility":[23],"environments,":[26],"often":[27],"disrupted":[28],"by":[29,119,133],"dynamic":[30],"obstacles":[31],"Temporary":[33],"Flight":[34],"Restrictions":[35],"(TFRs),":[36],"poses":[37],"a":[38,53,70,88,143],"severe":[39],"challenge":[40],"to":[41,154],"existing":[42],"digital":[43],"platforms.":[45],"To":[46],"address":[47],"this":[48,50],"bottleneck,":[49],"paper":[51],"proposes":[52],"rapid":[54],"environment":[56],"updating":[57],"scheme":[58],"tailored":[59],"for":[60,105],"varying":[61],"topologies,":[63],"specifically":[64],"focusing":[65],"prismatic":[67],"volumes,":[68],"with":[69,112],"novel":[71],"EB":[72,93],"(Edge-Begin/Edge-End)":[73],"topology":[74],"update":[75],"algorithm":[76,94],"as":[77],"its":[78],"core":[79],"contribution.":[80],"By":[81],"evaluating":[82],"local":[83],"boundary":[84],"topologies":[85],"deploying":[87],"deterministic":[89],"computational":[90],"scanline,":[91],"transforms":[95],"3D":[97],"restricted":[98],"zones":[99],"continuous,":[101],"gap-free":[102],"voxel":[103],"sets":[104],"high":[106],"efficiency.":[107],"Experiments":[108],"demonstrate":[109],"that,":[110],"compared":[111],"baselines,":[113],"our":[114],"method":[115],"reduces":[116],"processing":[117],"time":[118],"over":[120,134],"99%":[121],"(11.67":[122],"s":[123,126],"vs.":[124,138],">35,000":[125],"at":[127],"province":[128],"level)":[129],"peak":[131],"memory":[132],"95%":[135],"(39.73":[136],"MB":[137],"838.97":[139],"MB),":[140],"while":[141],"guaranteeing":[142],"0%":[144],"missed-voxel":[145],"rate.":[146],"It":[147],"also":[148],"exhibits":[149],"excellent":[150],"scalability":[151],"from":[152],"district":[153],"province.":[155]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-11-11T00:00:00"}