{"id":"https://openalex.org/W4376461134","doi":"https://doi.org/10.1109/mits.2023.3236890","title":"Flight Demonstration of High Altitude Aircraft Navigation With Cellular Signals","display_name":"Flight Demonstration of High Altitude Aircraft Navigation With Cellular Signals","publication_year":2023,"publication_date":"2023-05-10","ids":{"openalex":"https://openalex.org/W4376461134","doi":"https://doi.org/10.1109/mits.2023.3236890"},"language":"en","primary_location":{"id":"doi:10.1109/mits.2023.3236890","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mits.2023.3236890","pdf_url":null,"source":{"id":"https://openalex.org/S131000621","display_name":"IEEE Intelligent Transportation Systems Magazine","issn_l":"1939-1390","issn":["1939-1390","1941-1197"],"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 Intelligent Transportation Systems Magazine","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/A5051240427","display_name":"Zaher M. Kassas","orcid":"https://orcid.org/0000-0002-4388-6142"},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zaher Zak M. Kassas","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The Ohio State University, Columbus, USA"],"raw_orcid":"https://orcid.org/0000-0002-4388-6142","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The Ohio State University, Columbus, USA","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042526779","display_name":"Joe Khalife","orcid":"https://orcid.org/0000-0003-3519-256X"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Joe Khalife","raw_affiliation_strings":["Autonomous Systems Perception, Intelligence, and Navigation Laboratory, University of California, Irvine, USA"],"raw_orcid":"https://orcid.org/0000-0003-3519-256X","affiliations":[{"raw_affiliation_string":"Autonomous Systems Perception, Intelligence, and Navigation Laboratory, University of California, Irvine, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082984385","display_name":"Ali A. Abdallah","orcid":"https://orcid.org/0000-0002-6364-3818"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ali A. Abdallah","raw_affiliation_strings":["Autonomous Systems Perception, Intelligence, and Navigation Laboratory, University of California, Irvine, USA"],"raw_orcid":"https://orcid.org/0000-0002-6364-3818","affiliations":[{"raw_affiliation_string":"Autonomous Systems Perception, Intelligence, and Navigation Laboratory, University of California, Irvine, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058725893","display_name":"Chiawei Lee","orcid":"https://orcid.org/0000-0003-2426-0934"},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chiawei Lee","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":"https://orcid.org/0000-0003-2426-0934","affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022654568","display_name":"Juan Jurado","orcid":"https://orcid.org/0000-0003-3600-6239"},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Juan Jurado","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082338888","display_name":"Steven Wachtel","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steven Wachtel","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047118423","display_name":"Jacob Duede","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jacob Duede","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017763437","display_name":"Zachary Hoeffner","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zachary Hoeffner","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081598351","display_name":"Thomas Hulsey","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas Hulsey","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025931294","display_name":"Rachel Quirarte","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089296","display_name":"Edwards Air Force Base","ror":"https://ror.org/0079vgv93","country_code":"US","type":"other","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089296","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]},{"id":"https://openalex.org/I4210089612","display_name":"United States Air Force","ror":"https://ror.org/006gmme17","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I4210089612","https://openalex.org/I4210102105"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rachel Quirarte","raw_affiliation_strings":["Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Test Pilot School, U.S. Air Force, Edwards Air Force Base, Edwards, USA","institution_ids":["https://openalex.org/I4210089296","https://openalex.org/I4210089612"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086740891","display_name":"RunXuan Tay","orcid":null},"institutions":[{"id":"https://openalex.org/I1325159990","display_name":"Ministry of Defence","ror":"https://ror.org/05m38qe70","country_code":"SG","type":"government","lineage":["https://openalex.org/I1325159990"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"RunXuan Tay","raw_affiliation_strings":["Air Warfare Center, Republic of Singapore Air Force, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Air Warfare Center, Republic of Singapore Air Force, Singapore","institution_ids":["https://openalex.org/I1325159990"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":11,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.5196,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.96840854,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"15","issue":"4","first_page":"150","last_page":"165"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.9997000098228455,"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":0.9997000098228455,"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/T12042","display_name":"Satellite Communication Systems","score":0.9940000176429749,"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/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9930999875068665,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/aeronautics","display_name":"Aeronautics","score":0.6504839658737183},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.6360360980033875},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5163013339042664},{"id":"https://openalex.org/keywords/altitude","display_name":"Altitude (triangle)","score":0.48979711532592773},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.48408663272857666},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3788425624370575},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3218793272972107},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.15194609761238098}],"concepts":[{"id":"https://openalex.org/C178802073","wikidata":"https://www.wikidata.org/wiki/Q8421","display_name":"Aeronautics","level":1,"score":0.6504839658737183},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.6360360980033875},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5163013339042664},{"id":"https://openalex.org/C6350597","wikidata":"https://www.wikidata.org/wiki/Q339495","display_name":"Altitude (triangle)","level":2,"score":0.48979711532592773},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.48408663272857666},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3788425624370575},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3218793272972107},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.15194609761238098},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mits.2023.3236890","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mits.2023.3236890","pdf_url":null,"source":{"id":"https://openalex.org/S131000621","display_name":"IEEE Intelligent Transportation Systems Magazine","issn_l":"1939-1390","issn":["1939-1390","1941-1197"],"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 Intelligent Transportation Systems Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.6600000262260437,"id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G1284042181","display_name":null,"funder_award_id":"1655264","funder_id":"https://openalex.org/F4320338291","funder_display_name":"Sandia National Laboratories"},{"id":"https://openalex.org/G4701727722","display_name":"CAREER: Situational Awareness Strategies for Autonomous Systems in Dynamic Uncertain Environments","funder_award_id":"1929965","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5977477117","display_name":null,"funder_award_id":"N00014-19-1-2511","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G6447101443","display_name":null,"funder_award_id":"N00014-19-1-2613","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"},{"id":"https://openalex.org/F4320338291","display_name":"Sandia National Laboratories","ror":"https://ror.org/01apwpt12"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W2038889147","https://openalex.org/W2048312361","https://openalex.org/W2106387385","https://openalex.org/W2111329069","https://openalex.org/W2140242774","https://openalex.org/W2156170806","https://openalex.org/W2169277710","https://openalex.org/W2398537112","https://openalex.org/W2612922558","https://openalex.org/W2725856485","https://openalex.org/W2738731084","https://openalex.org/W2742865754","https://openalex.org/W2770225726","https://openalex.org/W2793438435","https://openalex.org/W2905002613","https://openalex.org/W2906229647","https://openalex.org/W2911705508","https://openalex.org/W2949679489","https://openalex.org/W2952056674","https://openalex.org/W2953098387","https://openalex.org/W2963638537","https://openalex.org/W2975336310","https://openalex.org/W2994008524","https://openalex.org/W3034664223","https://openalex.org/W3035091714","https://openalex.org/W3044463524","https://openalex.org/W3111551867","https://openalex.org/W3112119043","https://openalex.org/W3113166856","https://openalex.org/W3121423042","https://openalex.org/W3127664310","https://openalex.org/W3130713666","https://openalex.org/W3142723417","https://openalex.org/W3169989728","https://openalex.org/W4225524949","https://openalex.org/W4226332576","https://openalex.org/W4229781983","https://openalex.org/W4289822058","https://openalex.org/W4292232852","https://openalex.org/W4293143824","https://openalex.org/W6736828528","https://openalex.org/W6768150226","https://openalex.org/W6797177018"],"related_works":["https://openalex.org/W2355999728","https://openalex.org/W2361714509","https://openalex.org/W2356467795","https://openalex.org/W2403941997","https://openalex.org/W123377077","https://openalex.org/W4213061140","https://openalex.org/W2376261394","https://openalex.org/W2121524756","https://openalex.org/W2365364603","https://openalex.org/W2377994270"],"abstract_inverted_index":{"This":[0],"article":[1],"presents":[2],"the":[3,25,36,76,112,148,176,179,207],"first":[4],"demonstration":[5],"of":[6,11,100,119,136,155,222],"navigation":[7,182,193,204],"with":[8,35,71,122,175,190],"cellular":[9,44,199],"signals":[10],"opportunity":[12],"(SOPs)":[13],"on":[14],"a":[15,116,133,137,152,156,186,216],"high-altitude":[16],"aircraft.":[17],"An":[18],"extensive":[19],"flight":[20,101,172,209],"campaign":[21],"was":[22,109],"conducted":[23],"by":[24],"Autonomous":[26],"Systems":[27],"Perception,":[28],"Intelligence,":[29],"and":[30,81,95,103,124,150,173,195,227],"Navigation":[31],"Laboratory":[32],"in":[33,46,49,65,87,111,211],"collaboration":[34],"U.S.":[37],"Air":[38],"Force":[39],"to":[40,74,145],"sample":[41],"ambient":[42],"downlink":[43],"SOPs":[45,200],"different":[47,89],"regions":[48],"Southern":[50],"California,":[51],"USA.":[52],"Carrier":[53],"phase":[54],"measurements":[55,73],"were":[56,62],"produced":[57,201],"from":[58,140,178],"these":[59],"signals,":[60],"which":[61,184],"subsequently":[63],"fused":[64],"an":[66,191,196],"extended":[67],"Kalman":[68],"filter":[69],"along":[70],"altimeter":[72],"estimate":[75],"aircraft\u2019s":[77,180],"state":[78],"(position,":[79],"velocity,":[80],"time).":[82],"Three":[83],"flights":[84],"are":[85],"performed":[86],"three":[88,113,213],"regions:":[90],"1)":[91,115],"rural,":[92],"2)":[93,132],"semiurban,":[94],"3)":[96,151],"urban.":[97],"A":[98],"multitude":[99],"trajectories":[102,210],"altitudes":[104],"above":[105],"ground":[106],"level":[107],"(AGL)":[108],"exercised":[110],"flights:":[114],"51-km":[117],"trajectory":[118,135,154,167,177],"grid":[120],"maneuvers":[121],"banking":[123],"straight":[125],"segments":[126],"at":[127,147,159],"about":[128,160],"5,000":[129],"ft":[130,142,162],"AGL,":[131],"57-km":[134],"teardrop":[138],"descent":[139],"7,000":[141],"AGL":[143],"down":[144],"touchdown":[146],"runway,":[149],"55-km":[153],"holding":[157],"pattern":[158],"15,000":[161],"AGL.":[163],"The":[164,198],"estimated":[165],"aircraft":[166],"is":[168],"computed":[169],"for":[170],"each":[171],"compared":[174],"onboard":[181],"system,":[183],"utilized":[185],"GPS":[187],"receiver":[188],"coupled":[189],"inertial":[192],"system":[194],"altimeter.":[197],"remarkable":[202],"sustained":[203],"accuracy":[205],"over":[206],"entire":[208],"all":[212],"flights,":[214],"achieving":[215],"3D":[217],"position":[218],"root":[219],"mean-squared":[220],"error":[221],"10.53":[223],"m,":[224,226,229],"4.96":[225],"15.44":[228],"respectively.":[230]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":2}],"updated_date":"2026-06-22T08:00:12.763002","created_date":"2025-10-10T00:00:00"}