{"id":"https://openalex.org/W2002393532","doi":"https://doi.org/10.1117/12.2058610","title":"Dealing with faulty measurements in WLAN indoor positioning","display_name":"Dealing with faulty measurements in WLAN indoor positioning","publication_year":2014,"publication_date":"2014-02-18","ids":{"openalex":"https://openalex.org/W2002393532","doi":"https://doi.org/10.1117/12.2058610","mag":"2002393532"},"language":"en","primary_location":{"id":"doi:10.1117/12.2058610","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2058610","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","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/A5081924942","display_name":"Jafet Morales","orcid":"https://orcid.org/0000-0002-4480-7397"},"institutions":[{"id":"https://openalex.org/I45438204","display_name":"The University of Texas at San Antonio","ror":"https://ror.org/01kd65564","country_code":"US","type":"education","lineage":["https://openalex.org/I45438204"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jafet Morales","raw_affiliation_strings":["The Univ. of Texas at San Antonio (United States)","The University of Texas at San Antonio, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Texas at San Antonio (United States)","institution_ids":["https://openalex.org/I45438204"]},{"raw_affiliation_string":"The University of Texas at San Antonio, United States","institution_ids":["https://openalex.org/I45438204"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072524717","display_name":"David Akopian","orcid":"https://orcid.org/0000-0001-5977-9969"},"institutions":[{"id":"https://openalex.org/I45438204","display_name":"The University of Texas at San Antonio","ror":"https://ror.org/01kd65564","country_code":"US","type":"education","lineage":["https://openalex.org/I45438204"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Akopian","raw_affiliation_strings":["The Univ. of Texas at San Antonio (United States)","The University of Texas at San Antonio, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Texas at San Antonio (United States)","institution_ids":["https://openalex.org/I45438204"]},{"raw_affiliation_string":"The University of Texas at San Antonio, United States","institution_ids":["https://openalex.org/I45438204"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048285657","display_name":"Sos \u0421. Agaian","orcid":"https://orcid.org/0000-0003-4601-4507"},"institutions":[{"id":"https://openalex.org/I45438204","display_name":"The University of Texas at San Antonio","ror":"https://ror.org/01kd65564","country_code":"US","type":"education","lineage":["https://openalex.org/I45438204"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sos Agaian","raw_affiliation_strings":["The Univ. of Texas at San Antonio (United States)","The University of Texas at San Antonio, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Texas at San Antonio (United States)","institution_ids":["https://openalex.org/I45438204"]},{"raw_affiliation_string":"The University of Texas at San Antonio, United States","institution_ids":["https://openalex.org/I45438204"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I45438204"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"9030","issue":null,"first_page":"90300P","last_page":"90300P"},"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.994700014591217,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11158","display_name":"Wireless Networks and Protocols","score":0.9930999875068665,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/unavailability","display_name":"Unavailability","score":0.9126219153404236},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8713437914848328},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.6260737180709839},{"id":"https://openalex.org/keywords/indoor-positioning-system","display_name":"Indoor positioning system","score":0.5864617824554443},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5575244426727295},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5329685211181641},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4659823775291443},{"id":"https://openalex.org/keywords/fault","display_name":"Fault (geology)","score":0.4587256610393524},{"id":"https://openalex.org/keywords/positioning-system","display_name":"Positioning system","score":0.4252035915851593},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21349501609802246},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.15528613328933716},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.14644485712051392}],"concepts":[{"id":"https://openalex.org/C2780505938","wikidata":"https://www.wikidata.org/wiki/Q17093282","display_name":"Unavailability","level":2,"score":0.9126219153404236},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8713437914848328},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.6260737180709839},{"id":"https://openalex.org/C2777486483","wikidata":"https://www.wikidata.org/wiki/Q6026477","display_name":"Indoor positioning system","level":3,"score":0.5864617824554443},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5575244426727295},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5329685211181641},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4659823775291443},{"id":"https://openalex.org/C175551986","wikidata":"https://www.wikidata.org/wiki/Q47089","display_name":"Fault (geology)","level":2,"score":0.4587256610393524},{"id":"https://openalex.org/C2778603505","wikidata":"https://www.wikidata.org/wiki/Q17141406","display_name":"Positioning system","level":3,"score":0.4252035915851593},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21349501609802246},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.15528613328933716},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.14644485712051392},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","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},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1117/12.2058610","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2058610","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1608826770","https://openalex.org/W2054799039","https://openalex.org/W2079251198","https://openalex.org/W2090178842","https://openalex.org/W2116094337","https://openalex.org/W2144723957","https://openalex.org/W2170102584","https://openalex.org/W4238608674","https://openalex.org/W6677087636","https://openalex.org/W6678372795","https://openalex.org/W6685062384"],"related_works":["https://openalex.org/W2903896792","https://openalex.org/W189713034","https://openalex.org/W2295619698","https://openalex.org/W1999635303","https://openalex.org/W2364958881","https://openalex.org/W2144194782","https://openalex.org/W2914996784","https://openalex.org/W3216125564","https://openalex.org/W3200553284","https://openalex.org/W3126613916"],"abstract_inverted_index":{"Recently":[0],"indoor":[1],"positioning":[2,107,170],"methods":[3,17],"based":[4],"on":[5,27],"WLAN":[6,34,49],"signal":[7,24,67],"measurements":[8,45,55],"gained":[9],"popularity":[10],"because":[11],"of":[12,115,127,161,182],"high":[13,143,159],"localization":[14],"accuracy.":[15],"These":[16],"exploit":[18],"radio":[19],"maps":[20],"obtained":[21],"from":[22,32,141,174],"wireless":[23],"measurement":[25],"surveys":[26],"location":[28],"grids.":[29],"Measurement":[30],"sets":[31],"various":[33],"access":[35,61],"points":[36,62],"are":[37,46,98,109,163,167],"called":[38],"fingerprints":[39],"and":[40,57],"characterize":[41],"locations":[42],"where":[43],"the":[44,113,124,137],"collected.":[47],"As":[48],"environments":[50],"do":[51],"not":[52],"ensure":[53],"continuous":[54],"availability,":[56],"faulty":[58,116],"or":[59],"rogue":[60],"may":[63],"unexpectedly":[64],"change":[65],"surveyed":[66,173],"patterns,":[68],"resiliency":[69],"becomes":[70],"an":[71],"important":[72],"issue":[73],"to":[74,96,106,139,152,178],"address":[75],"using":[76],"algorithmic":[77],"methods.":[78,103],"This":[79],"paper":[80],"first":[81,119],"proposes":[82],"a":[83,142,153,158,175],"general":[84],"fault":[85],"model":[86],"that":[87,146],"integrates":[88],"several":[89],"reported":[90],"models.":[91],"Then":[92],"performance":[93],"degradations":[94],"due":[95],"faults":[97,162,183],"studied":[99],"for":[100,111,169],"conventional":[101],"fingerprinting":[102],"Two":[104],"improvements":[105],"systems":[108],"proposed":[110],"mitigating":[112],"impact":[114],"measurements.":[117],"The":[118,133],"improvement":[120,135],"takes":[121],"into":[122],"account":[123],"intermittent":[125],"unavailability":[126],"AP":[128],"samples":[129],"when":[130],"calculating":[131],"kNN.":[132],"second":[134],"allows":[136],"system":[138],"switch":[140],"accuracy":[144],"method":[145,156],"works":[147],"only":[148],"under":[149],"normal":[150],"conditions,":[151],"more":[154],"resilient":[155],"whenever":[157],"number":[160],"suspected.":[164],"Performance":[165],"figures":[166],"provided":[168],"with":[171],"data":[172],"real":[176],"environment,":[177],"which":[179],"varying":[180],"amounts":[181],"have":[184],"been":[185],"introduced":[186],"artificially.":[187]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
