{"id":"https://openalex.org/W3127632665","doi":"https://doi.org/10.1145/3443467.3443773","title":"Screening NLOS Anchor Nodes with Ellipsoid Constraint in 3D Positioning","display_name":"Screening NLOS Anchor Nodes with Ellipsoid Constraint in 3D Positioning","publication_year":2020,"publication_date":"2020-11-06","ids":{"openalex":"https://openalex.org/W3127632665","doi":"https://doi.org/10.1145/3443467.3443773","mag":"3127632665"},"language":"en","primary_location":{"id":"doi:10.1145/3443467.3443773","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3443467.3443773","pdf_url":null,"source":{"id":"https://openalex.org/S4306523680","display_name":"Proceedings of the 2020 4th International Conference on Electronic Information Technology and Computer Engineering","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2020 4th International Conference on Electronic Information Technology and Computer Engineering","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/A5110709337","display_name":"Lili Pang","orcid":null},"institutions":[{"id":"https://openalex.org/I2799736854","display_name":"Nanjing Institute of Technology","ror":"https://ror.org/00n6txq60","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799736854"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lili Pang","raw_affiliation_strings":["Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China","institution_ids":["https://openalex.org/I2799736854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101637202","display_name":"Jiaye Xie","orcid":"https://orcid.org/0000-0001-6005-616X"},"institutions":[{"id":"https://openalex.org/I2799736854","display_name":"Nanjing Institute of Technology","ror":"https://ror.org/00n6txq60","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799736854"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiaye Xie","raw_affiliation_strings":["Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China","institution_ids":["https://openalex.org/I2799736854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113424838","display_name":"Min Pan","orcid":"https://orcid.org/0000-0002-2552-1086"},"institutions":[{"id":"https://openalex.org/I2799736854","display_name":"Nanjing Institute of Technology","ror":"https://ror.org/00n6txq60","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799736854"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Pan","raw_affiliation_strings":["Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China","institution_ids":["https://openalex.org/I2799736854"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071053999","display_name":"Yufei Han","orcid":"https://orcid.org/0000-0002-3492-328X"},"institutions":[{"id":"https://openalex.org/I2799736854","display_name":"Nanjing Institute of Technology","ror":"https://ror.org/00n6txq60","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799736854"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yufei Han","raw_affiliation_strings":["Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Industrial Center/School of Innovation and Entrepreneurship, Nanjing Institute of Technology, Nanjing Jiangsu China","institution_ids":["https://openalex.org/I2799736854"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.3081578,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"307","last_page":"312"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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"}},{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9939000010490417,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9855999946594238,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/non-line-of-sight-propagation","display_name":"Non-line-of-sight propagation","score":0.9494808912277222},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6808740496635437},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.5859584212303162},{"id":"https://openalex.org/keywords/ranging","display_name":"Ranging","score":0.5801311731338501},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5191154479980469},{"id":"https://openalex.org/keywords/weighting","display_name":"Weighting","score":0.5014615058898926},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.4985804557800293},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.48554179072380066},{"id":"https://openalex.org/keywords/trilateration","display_name":"Trilateration","score":0.46591073274612427},{"id":"https://openalex.org/keywords/ellipsoid","display_name":"Ellipsoid","score":0.432504802942276},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20064547657966614},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.0887383222579956},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.08730441331863403},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.08625054359436035},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.07659858465194702},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.07448804378509521},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0684603750705719}],"concepts":[{"id":"https://openalex.org/C154910267","wikidata":"https://www.wikidata.org/wiki/Q1740982","display_name":"Non-line-of-sight propagation","level":3,"score":0.9494808912277222},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6808740496635437},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5859584212303162},{"id":"https://openalex.org/C115051666","wikidata":"https://www.wikidata.org/wiki/Q6522493","display_name":"Ranging","level":2,"score":0.5801311731338501},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5191154479980469},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.5014615058898926},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.4985804557800293},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.48554179072380066},{"id":"https://openalex.org/C20832178","wikidata":"https://www.wikidata.org/wiki/Q1146298","display_name":"Trilateration","level":3,"score":0.46591073274612427},{"id":"https://openalex.org/C57489055","wikidata":"https://www.wikidata.org/wiki/Q190046","display_name":"Ellipsoid","level":2,"score":0.432504802942276},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20064547657966614},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0887383222579956},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.08730441331863403},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.08625054359436035},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.07659858465194702},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.07448804378509521},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0684603750705719},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3443467.3443773","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3443467.3443773","pdf_url":null,"source":{"id":"https://openalex.org/S4306523680","display_name":"Proceedings of the 2020 4th International Conference on Electronic Information Technology and Computer Engineering","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2020 4th International Conference on Electronic Information Technology and Computer Engineering","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.699999988079071}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W642933172","https://openalex.org/W2075403247","https://openalex.org/W2102987342","https://openalex.org/W2120350100","https://openalex.org/W2138114662","https://openalex.org/W2150371009","https://openalex.org/W2150470808","https://openalex.org/W2388385165","https://openalex.org/W2563851791","https://openalex.org/W2564923282","https://openalex.org/W2776024871"],"related_works":["https://openalex.org/W1707434239","https://openalex.org/W3130929031","https://openalex.org/W2904654071","https://openalex.org/W3149021053","https://openalex.org/W3004316703","https://openalex.org/W3015557304","https://openalex.org/W2124974059","https://openalex.org/W2804870824","https://openalex.org/W3189461536","https://openalex.org/W2099520698"],"abstract_inverted_index":{"To":[0],"locate":[1],"the":[2,19,50,58,64,71,79,85,90,96,109,116],"nodes":[3,44,73],"on":[4],"three":[5],"dimensional":[6],"surface,":[7],"TOA":[8,30],"ranging":[9,31],"method":[10,82],"is":[11,39],"generally":[12],"used":[13],"to":[14,41,57],"get":[15],"precise":[16],"positions,":[17],"while":[18],"non-line-of-sight":[20],"(NLOS)":[21],"propagation":[22],"phenomenon":[23],"will":[24],"cause":[25],"larger":[26],"positive":[27],"error":[28,47,100],"of":[29,98],"value.":[32],"In":[33],"this":[34],"paper,":[35],"a":[36],"discriminant":[37,65],"algorithm":[38,66,88,92],"proposed":[40,91],"identify":[42],"anchor":[43,72,110],"with":[45,53,78,112],"NLOS":[46,99,113],"by":[48],"constraining":[49],"positioning":[51,59,104],"results":[52],"ellipsoid":[54],"in":[55],"proportion":[56],"area.":[60],"Results":[61],"show":[62],"that":[63],"can":[67,93],"effectively":[68,94],"screen":[69],"out":[70],"for":[74],"node":[75,111],"location.":[76],"Compared":[77],"least":[80],"square":[81],"(LSE)":[83],"and":[84,101],"residual":[86],"weighting":[87],"(Rwgh),":[89],"reduce":[95],"influence":[97],"has":[102],"higher":[103],"accuracy.":[105],"For":[106],"clarity,":[107],"\"NLOS-Anchor\"means":[108],"error,":[114],"and\"LOS-Anchor\"is":[115],"similar":[117],"term.":[118]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
