{"id":"https://openalex.org/W4412718966","doi":"https://doi.org/10.1109/lwc.2025.3592701","title":"Efficient Network Localization in the Presence of Likelihood Ambiguity","display_name":"Efficient Network Localization in the Presence of Likelihood Ambiguity","publication_year":2025,"publication_date":"2025-07-25","ids":{"openalex":"https://openalex.org/W4412718966","doi":"https://doi.org/10.1109/lwc.2025.3592701"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2025.3592701","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3592701","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","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/A5083007068","display_name":"Zhenyu Liu","orcid":"https://orcid.org/0000-0002-6581-2849"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Zhenyu Liu","raw_affiliation_strings":["Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027731462","display_name":"Girim Kwon","orcid":"https://orcid.org/0000-0003-2692-8600"},"institutions":[{"id":"https://openalex.org/I124633538","display_name":"University of Seoul","ror":"https://ror.org/05en5nh73","country_code":"KR","type":"education","lineage":["https://openalex.org/I124633538"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Girim Kwon","raw_affiliation_strings":["School of Electrical and Computer Engineering, University of Seoul, Seoul, South Korea","School of Electrical and Computer Engineering, University of Seoul, Seoul, Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, University of Seoul, Seoul, South Korea","institution_ids":["https://openalex.org/I124633538"]},{"raw_affiliation_string":"School of Electrical and Computer Engineering, University of Seoul, Seoul, Korea","institution_ids":["https://openalex.org/I124633538"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004908033","display_name":"Xi Tian","orcid":"https://orcid.org/0000-0003-1633-1210"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xi Tian","raw_affiliation_strings":["Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084510549","display_name":"Wenbo Ding","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wenbo Ding","raw_affiliation_strings":["Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108047157","display_name":"Yuhan Dong","orcid":"https://orcid.org/0000-0001-5275-1787"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yuhan Dong","raw_affiliation_strings":["Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Institute of Data and Information, Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052022779","display_name":"Yuan Shen","orcid":"https://orcid.org/0000-0002-9396-1964"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Shen","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5083007068"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21159673,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":"11","first_page":"3405","last_page":"3409"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9860000014305115,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9860000014305115,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9818999767303467,"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/T10860","display_name":"Speech and Audio Processing","score":0.9708999991416931,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/ambiguity","display_name":"Ambiguity","score":0.6396481394767761},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5952136516571045},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.32578739523887634}],"concepts":[{"id":"https://openalex.org/C2780522230","wikidata":"https://www.wikidata.org/wiki/Q1140419","display_name":"Ambiguity","level":2,"score":0.6396481394767761},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5952136516571045},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32578739523887634},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2025.3592701","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3592701","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4578616498","display_name":null,"funder_award_id":"WDZC20231130080128001","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5365930406","display_name":null,"funder_award_id":"62388102","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8352190904","display_name":null,"funder_award_id":"U24B20129","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":14,"referenced_works":["https://openalex.org/W2099111195","https://openalex.org/W2591398826","https://openalex.org/W2736352349","https://openalex.org/W2791639158","https://openalex.org/W2883152037","https://openalex.org/W2883475824","https://openalex.org/W2972776893","https://openalex.org/W3023108580","https://openalex.org/W3188554269","https://openalex.org/W4205502713","https://openalex.org/W4285198546","https://openalex.org/W4294993033","https://openalex.org/W4389160300","https://openalex.org/W4393405282"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2353179089","https://openalex.org/W2923538289","https://openalex.org/W2353125546","https://openalex.org/W2470643824","https://openalex.org/W4400595174","https://openalex.org/W2349635380","https://openalex.org/W4353089801"],"abstract_inverted_index":{"Fisher":[0],"information":[1],"matrices":[2],"(FIMs)":[3],"have":[4],"been":[5],"employed":[6],"to":[7],"determine":[8],"performance":[9,20],"limits":[10],"on":[11,101],"network":[12,27,52,108],"localization.":[13,109],"However,":[14],"it":[15],"is":[16,38,53],"unclear":[17],"whether":[18],"the":[19,51,56,60,72],"limit":[21],"indicated":[22],"by":[23],"an":[24,76],"FIM":[25,77],"in":[26,33,66,71,95],"localization":[28],"can":[29,78],"be":[30,79],"achieved":[31,80],"asymptotically":[32,81],"cases":[34,42],"where":[35],"likelihood":[36,46],"ambiguity":[37,47],"present.":[39],"Indeed,":[40],"these":[41],"are":[43],"important":[44],"as":[45],"often":[48],"occur":[49],"when":[50],"designed":[54],"under":[55],"guideline":[57],"of":[58,74,85],"maximizing":[59],"network\u2019s":[61],"power":[62,87],"efficiency.":[63],"We":[64],"prove":[65],"this":[67,96],"letter":[68,97],"that,":[69],"even":[70],"presence":[73],"ambiguity,":[75],"via":[82],"joint":[83],"design":[84,105],"a":[86,91],"allocation":[88],"strategy":[89],"and":[90,103],"position":[92],"estimator.":[93],"Results":[94],"sharpen":[98],"our":[99],"understanding":[100],"FIMs":[102],"provide":[104],"guidelines":[106],"for":[107]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}