{"id":"https://openalex.org/W2054760740","doi":"https://doi.org/10.1515/jag.2007.013","title":"Performance and accuracy test of a WiFi indoor positioning system","display_name":"Performance and accuracy test of a WiFi indoor positioning system","publication_year":2007,"publication_date":"2007-01-26","ids":{"openalex":"https://openalex.org/W2054760740","doi":"https://doi.org/10.1515/jag.2007.013","mag":"2054760740"},"language":"en","primary_location":{"id":"doi:10.1515/jag.2007.013","doi":"https://doi.org/10.1515/jag.2007.013","is_oa":false,"landing_page_url":"https://doi.org/10.1515/jag.2007.013","pdf_url":null,"source":{"id":"https://openalex.org/S1710380","display_name":"Journal of Applied Geodesy","issn_l":"1862-9016","issn":["1862-9016","1862-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","norway-1","poland-100","russia-white-list-3"],"host_organization":"https://openalex.org/P4310313990","host_organization_name":"De Gruyter","host_organization_lineage":["https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Applied Geodesy","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5077566694","display_name":"Guenther Retscher","orcid":"https://orcid.org/0000-0001-6019-1548","observed_orcids":["https://orcid.org/0000-0001-6019-1548"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Guenther Retscher","raw_affiliation_strings":["1. Vienna University of Technology, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"1. Vienna University of Technology, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086332402","display_name":"Eva Moser","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Eva Moser","raw_affiliation_strings":["1. Vienna University of Technology, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"1. Vienna University of Technology, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084581393","display_name":"Dennis Vredeveld","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210150649","display_name":"Institute for Mobile and Satellite Communication Technology","ror":"https://ror.org/04xbrv698","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210150649"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Dennis Vredeveld","raw_affiliation_strings":["2. IMST GmbH, Kamp-Lintfort, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"2. IMST GmbH, Kamp-Lintfort, Germany","institution_ids":["https://openalex.org/I4210150649"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045630585","display_name":"Dirk Heberling","orcid":"https://orcid.org/0000-0003-2438-9607","observed_orcids":["https://orcid.org/0000-0003-2438-9607"]},"institutions":[{"id":"https://openalex.org/I4210150649","display_name":"Institute for Mobile and Satellite Communication Technology","ror":"https://ror.org/04xbrv698","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210150649"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Dirk Heberling","raw_affiliation_strings":["2. IMST GmbH, Kamp-Lintfort, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"2. IMST GmbH, Kamp-Lintfort, Germany","institution_ids":["https://openalex.org/I4210150649"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030151446","display_name":"Joerg Pamp","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210150649","display_name":"Institute for Mobile and Satellite Communication Technology","ror":"https://ror.org/04xbrv698","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210150649"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Joerg Pamp","raw_affiliation_strings":["2. IMST GmbH, Kamp-Lintfort, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"2. IMST GmbH, Kamp-Lintfort, Germany","institution_ids":["https://openalex.org/I4210150649"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2400,"currency":"EUR","value_usd":2712},"apc_paid":null,"fwci":2.444,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.88342814,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"1","issue":"2","first_page":null,"last_page":null},"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/T10655","display_name":"GNSS positioning and interference","score":0.0,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/indoor-positioning","display_name":"indoor positioning","score":0.9020000100135803},{"id":"https://openalex.org/keywords/wi-fi-positioning","display_name":"Wi-Fi positioning","score":0.8450000286102295},{"id":"https://openalex.org/keywords/location-based-services","display_name":"location-based services","score":0.6029999852180481},{"id":"https://openalex.org/keywords/personal-navigation","display_name":"personal navigation","score":0.6740000247955322},{"id":"https://openalex.org/keywords/wireless-local-area-networks","display_name":"wireless local area networks","score":0.7160000205039978},{"id":"https://openalex.org/keywords/positioning-accuracy","display_name":"positioning accuracy","score":0.7609999775886536},{"id":"https://openalex.org/keywords/location-determination","display_name":"location determination","score":0.5329999923706055}],"concepts":[{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.8626936674118042},{"id":"https://openalex.org/C187394410","wikidata":"https://www.wikidata.org/wiki/Q17141406","display_name":"Hybrid positioning system","level":4,"score":0.7419452667236328},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.6157823801040649},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6153842806816101},{"id":"https://openalex.org/C2776459999","wikidata":"https://www.wikidata.org/wiki/Q2119376","display_name":"Fidelity","level":2,"score":0.5633270740509033},{"id":"https://openalex.org/C2777486483","wikidata":"https://www.wikidata.org/wiki/Q6026477","display_name":"Indoor positioning system","level":3,"score":0.5207483768463135},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.48604685068130493},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.4405299127101898},{"id":"https://openalex.org/C22041718","wikidata":"https://www.wikidata.org/wiki/Q638949","display_name":"Geolocation","level":2,"score":0.43352097272872925},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.43042391538619995},{"id":"https://openalex.org/C194498986","wikidata":"https://www.wikidata.org/wiki/Q680016","display_name":"Roaming","level":2,"score":0.4266259968280792},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.41582125425338745},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.41317421197891235},{"id":"https://openalex.org/C2778603505","wikidata":"https://www.wikidata.org/wiki/Q17141406","display_name":"Positioning system","level":3,"score":0.37638092041015625},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3549150228500366},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29645854234695435},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1967906355857849},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.08855569362640381},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.0},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1515/jag.2007.013","doi":"https://doi.org/10.1515/jag.2007.013","is_oa":false,"landing_page_url":"https://doi.org/10.1515/jag.2007.013","pdf_url":null,"source":{"id":"https://openalex.org/S1710380","display_name":"Journal of Applied Geodesy","issn_l":"1862-9016","issn":["1862-9016","1862-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","norway-1","poland-100","russia-white-list-3"],"host_organization":"https://openalex.org/P4310313990","host_organization_name":"De Gruyter","host_organization_lineage":["https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Applied Geodesy","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.5378999710083008,"id":"https://metadata.un.org/sdg/9"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2114818406"],"related_works":["https://openalex.org/W4238738824","https://openalex.org/W2579508568","https://openalex.org/W2146482950","https://openalex.org/W2958659285","https://openalex.org/W7095566658","https://openalex.org/W23156696","https://openalex.org/W4408199392","https://openalex.org/W2803936315","https://openalex.org/W4310174157","https://openalex.org/W2618113862"],"abstract_inverted_index":{"Location":[0],"based-services":[1],"and":[2,81],"personal":[3],"navigation":[4],"require":[5],"the":[6,44,78,82,85],"location":[7,22,86],"determination":[8,87],"of":[9,77,84,94],"a":[10,54,66,91],"user":[11],"not":[12],"only":[13],"in":[14,90,99],"outdoor":[15],"environments":[16],"but":[17],"also":[18],"indoor.":[19],"For":[20],"indoor":[21,72],"already":[23,59],"established":[24],"wireless":[25],"infrastructure":[26],"such":[27],"as":[28],"WiFi":[29,57,89],"(Wireless":[30,34],"Fidelity)":[31],"or":[32],"WLAN":[33],"Local":[35],"Area":[36],"Networks)":[37],"can":[38],"be":[39],"employed.":[40],"This":[41],"approach":[42],"has":[43,64],"advantage":[45],"that":[46],"no":[47],"costly":[48],"hardware":[49],"installations":[50],"are":[51,97],"necessary":[52],"inside":[53],"building":[55],"if":[56],"is":[58],"available.":[60],"The":[61,75],"IMST":[62,95],"GmbH":[63,96],"developed":[65,79],"software":[67],"framework":[68],"called":[69],"\"ipos\"":[70],"for":[71],"positioning":[73],"technologies.":[74],"principle":[76],"platform":[80],"performance":[83],"using":[88],"localization":[92],"testbed":[93],"presented":[98],"this":[100],"paper.":[101]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":3},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}