{"id":"https://openalex.org/W3163947626","doi":"https://doi.org/10.1109/icassp39728.2021.9413374","title":"Kld Minimization-Based Constrained Measurement Filtering For Two-Step TDOA Indoor Tracking","display_name":"Kld Minimization-Based Constrained Measurement Filtering For Two-Step TDOA Indoor Tracking","publication_year":2021,"publication_date":"2021-05-13","ids":{"openalex":"https://openalex.org/W3163947626","doi":"https://doi.org/10.1109/icassp39728.2021.9413374","mag":"3163947626"},"language":"en","primary_location":{"id":"doi:10.1109/icassp39728.2021.9413374","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp39728.2021.9413374","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5086177347","display_name":"Rui Huang","orcid":"https://orcid.org/0000-0002-1819-7185"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Huang","raw_affiliation_strings":["Southeast University,Key Lab of Underwater Acoustic Signal Processing of the Ministry of Education, School of Information Science and Engineering,Nanjing,China,210096"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southeast University,Key Lab of Underwater Acoustic Signal Processing of the Ministry of Education, School of Information Science and Engineering,Nanjing,China,210096","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052722469","display_name":"Le Yang","orcid":"https://orcid.org/0000-0001-7945-6323"},"institutions":[{"id":"https://openalex.org/I185492890","display_name":"University of Canterbury","ror":"https://ror.org/03y7q9t39","country_code":"NZ","type":"education","lineage":["https://openalex.org/I185492890"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Le Yang","raw_affiliation_strings":["University of Canterbury,Department of ECE,Christchurch,New Zealand,8020"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Canterbury,Department of ECE,Christchurch,New Zealand,8020","institution_ids":["https://openalex.org/I185492890"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020883256","display_name":"Jun Tao","orcid":"https://orcid.org/0000-0002-1195-9503"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210099069","display_name":"Institute of Acoustics","ror":"https://ror.org/00v8rqv75","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210099069"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Tao","raw_affiliation_strings":["Southeast University,Key Lab of Underwater Acoustic Signal Processing of the Ministry of Education, School of Information Science and Engineering,Nanjing,China,210096","State Key Lab of Acoustics, Institute of Acoustics, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southeast University,Key Lab of Underwater Acoustic Signal Processing of the Ministry of Education, School of Information Science and Engineering,Nanjing,China,210096","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"State Key Lab of Acoustics, Institute of Acoustics, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210099069"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100741592","display_name":"Yanbo Xue","orcid":"https://orcid.org/0000-0001-5999-1521"},"institutions":[{"id":"https://openalex.org/I1339633317","display_name":"Kaneka (United States)","ror":"https://ror.org/00bm3g510","country_code":"US","type":"company","lineage":["https://openalex.org/I1339633317","https://openalex.org/I4210131637"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yanbo Xue","raw_affiliation_strings":["Kanzhun Technology,Career Science Lab","Career Science Lab, Kanzhun Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kanzhun Technology,Career Science Lab","institution_ids":["https://openalex.org/I1339633317"]},{"raw_affiliation_string":"Career Science Lab, Kanzhun Technology","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"4635","last_page":"4639"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/multilateration","display_name":"Multilateration","score":0.7362580299377441},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5531132817268372},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5107450485229492},{"id":"https://openalex.org/keywords/divergence","display_name":"Divergence (linguistics)","score":0.44735702872276306},{"id":"https://openalex.org/keywords/probability-density-function","display_name":"Probability density function","score":0.43372756242752075},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4268359839916229},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.34233081340789795},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.0815308690071106}],"concepts":[{"id":"https://openalex.org/C104037064","wikidata":"https://www.wikidata.org/wiki/Q1640884","display_name":"Multilateration","level":3,"score":0.7362580299377441},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5531132817268372},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5107450485229492},{"id":"https://openalex.org/C207390915","wikidata":"https://www.wikidata.org/wiki/Q1230525","display_name":"Divergence (linguistics)","level":2,"score":0.44735702872276306},{"id":"https://openalex.org/C197055811","wikidata":"https://www.wikidata.org/wiki/Q207522","display_name":"Probability density function","level":2,"score":0.43372756242752075},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4268359839916229},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.34233081340789795},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0815308690071106},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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/icassp39728.2021.9413374","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp39728.2021.9413374","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.550000011920929,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"},{"id":"https://openalex.org/F4320321939","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82"},{"id":"https://openalex.org/F4320326182","display_name":"Six Talent Peaks Project in Jiangsu Province","ror":null},{"id":"https://openalex.org/F4320335675","display_name":"State Key Laboratory of Acoustics","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1965555277","https://openalex.org/W2013002270","https://openalex.org/W2018890348","https://openalex.org/W2028082528","https://openalex.org/W2053103441","https://openalex.org/W2088735810","https://openalex.org/W2120350100","https://openalex.org/W2122915435","https://openalex.org/W2133902258","https://openalex.org/W2296319761","https://openalex.org/W2402514617","https://openalex.org/W2512567778","https://openalex.org/W2536620281","https://openalex.org/W2765266302","https://openalex.org/W2902715633","https://openalex.org/W2908979191","https://openalex.org/W2965545648","https://openalex.org/W3016262932","https://openalex.org/W4250589301","https://openalex.org/W6725805445"],"related_works":["https://openalex.org/W2380293945","https://openalex.org/W1972023576","https://openalex.org/W1500522817","https://openalex.org/W1974812937","https://openalex.org/W3095239554","https://openalex.org/W3212409750","https://openalex.org/W1541088746","https://openalex.org/W1976761755","https://openalex.org/W2023873321","https://openalex.org/W2043541782"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3,9,22],"enhanced":[4],"two-step":[5],"method":[6],"for":[7,47],"tracking":[8],"indoor":[10],"point":[11],"target":[12],"using":[13],"the":[14,29,32,38,52,57,61,66,98,109,114,121],"time":[15],"difference":[16],"of":[17,95],"arrival":[18],"(TDOA)":[19],"measurements":[20],"from":[21,51,60],"ultra":[23],"wideband":[24],"(UWB)":[25],"positioning":[26],"system.":[27],"Again,":[28],"algorithm":[30,112],"preprocesses":[31],"raw":[33],"TDOAs":[34,59],"and":[35,84],"then":[36],"feeds":[37],"results":[39],"to":[40,86,97,119],"a":[41,77,88],"recursively":[42],"bounded":[43],"grid-based":[44],"filter":[45],"(RBGF)":[46],"position":[48],"tracking.":[49],"Different":[50],"state-of-the-art,":[53],"inequality":[54,104,122],"constraints":[55,123],"on":[56],"true":[58],"RBGF":[62],"are":[63],"exploited":[64],"in":[65,93],"preprocessing":[67],"step":[68],"through":[69],"constrained":[70],"Kullback-Leibler":[71],"divergence":[72],"(KLD)":[73],"minimization.":[74],"In":[75],"particular,":[76],"semidefinite":[78],"programming":[79],"(S-DP)":[80],"problem":[81],"is":[82],"formulated":[83],"solved":[85],"find":[87],"Gaussian":[89],"TDOA":[90],"posterior":[91],"closest":[92],"terms":[94],"KLD":[96],"unconstrained":[99],"one":[100,115],"while":[101],"satisfying":[102],"all":[103],"constraints.":[105],"Simulations":[106],"show":[107],"that":[108],"newly":[110],"developed":[111],"outperforms":[113],"we":[116],"recently":[117],"proposed":[118],"impose":[120],"via":[124],"probability":[125],"density":[126],"function":[127],"(PDF)":[128],"truncation.":[129]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
