{"id":"https://openalex.org/W2981223452","doi":"https://doi.org/10.3390/s19204507","title":"A Meta-Review of Indoor Positioning Systems","display_name":"A Meta-Review of Indoor Positioning Systems","publication_year":2019,"publication_date":"2019-10-17","ids":{"openalex":"https://openalex.org/W2981223452","doi":"https://doi.org/10.3390/s19204507","mag":"2981223452","pmid":"https://pubmed.ncbi.nlm.nih.gov/31627331"},"language":"en","primary_location":{"id":"doi:10.3390/s19204507","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s19204507","pdf_url":"https://www.mdpi.com/1424-8220/19/20/4507/pdf?version=1571364627","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"review","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/19/20/4507/pdf?version=1571364627","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5039322222","display_name":"Germ\u00e1n Mart\u00edn Mendoza-Silva","orcid":"https://orcid.org/0000-0003-2744-0236"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Germ\u00e1n Mart\u00edn Mendoza-Silva","raw_affiliation_strings":["Institute of New Imaging Technologies, Universitat Jaume I, Avda. Vicente Sos Baynat S/N, 12071 Castell\u00f3n, Spain"],"raw_orcid":"https://orcid.org/0000-0003-2744-0236","affiliations":[{"raw_affiliation_string":"Institute of New Imaging Technologies, Universitat Jaume I, Avda. Vicente Sos Baynat S/N, 12071 Castell\u00f3n, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059422222","display_name":"Joaqu\u00edn Torres-Sospedra","orcid":"https://orcid.org/0000-0003-4338-4334"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Joaqu\u00edn Torres-Sospedra","raw_affiliation_strings":["Institute of New Imaging Technologies, Universitat Jaume I, Avda. Vicente Sos Baynat S/N, 12071 Castell\u00f3n, Spain"],"raw_orcid":"https://orcid.org/0000-0003-4338-4334","affiliations":[{"raw_affiliation_string":"Institute of New Imaging Technologies, Universitat Jaume I, Avda. Vicente Sos Baynat S/N, 12071 Castell\u00f3n, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009646364","display_name":"Joaqu\u0131\u0301n Huerta","orcid":"https://orcid.org/0000-0002-8625-441X"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Joaqu\u00edn Huerta","raw_affiliation_strings":["Institute of New Imaging Technologies, Universitat Jaume I, Avda. Vicente Sos Baynat S/N, 12071 Castell\u00f3n, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of New Imaging Technologies, Universitat Jaume I, Avda. Vicente Sos Baynat S/N, 12071 Castell\u00f3n, Spain","institution_ids":["https://openalex.org/I10902133"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5039322222"],"corresponding_institution_ids":["https://openalex.org/I10902133"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":18.2822,"has_fulltext":false,"cited_by_count":265,"citation_normalized_percentile":{"value":0.99584622,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"19","issue":"20","first_page":"4507","last_page":"4507"},"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9824000000953674,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10986","display_name":"RFID technology advancements","score":0.9767000079154968,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/computer-science","display_name":"Computer science","score":0.6900491714477539},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.5001182556152344},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4451085925102234},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.4308328926563263},{"id":"https://openalex.org/keywords/management-science","display_name":"Management science","score":0.3383736312389374},{"id":"https://openalex.org/keywords/risk-analysis","display_name":"Risk analysis (engineering)","score":0.32666927576065063},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.17522981762886047},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15759828686714172},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.12881895899772644},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.09453287720680237}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6900491714477539},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.5001182556152344},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4451085925102234},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.4308328926563263},{"id":"https://openalex.org/C539667460","wikidata":"https://www.wikidata.org/wiki/Q2414942","display_name":"Management science","level":1,"score":0.3383736312389374},{"id":"https://openalex.org/C112930515","wikidata":"https://www.wikidata.org/wiki/Q4389547","display_name":"Risk analysis (engineering)","level":1,"score":0.32666927576065063},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.17522981762886047},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15759828686714172},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.12881895899772644},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.09453287720680237}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.3390/s19204507","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s19204507","pdf_url":"https://www.mdpi.com/1424-8220/19/20/4507/pdf?version=1571364627","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:31627331","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/31627331","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:repositori.uji.es:10234/185424","is_oa":true,"landing_page_url":"http://hdl.handle.net/10234/185424","pdf_url":null,"source":{"id":"https://openalex.org/S4306400303","display_name":"Repositori UJI (Universitat Jaume I)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I10902133","host_organization_name":"Universitat Jaume I","host_organization_lineage":["https://openalex.org/I10902133"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:bb85e42d496a4ba0acc8ca044a93c226","is_oa":false,"landing_page_url":"https://doaj.org/article/bb85e42d496a4ba0acc8ca044a93c226","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 19, Iss 20, p 4507 (2019)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:5830440","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6832486","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/19/20/4507/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s19204507","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s19204507","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s19204507","pdf_url":"https://www.mdpi.com/1424-8220/19/20/4507/pdf?version=1571364627","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7200000286102295,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[{"id":"https://openalex.org/G1030627476","display_name":null,"funder_award_id":"TEC2017-90808-REDT","funder_id":"https://openalex.org/F4320326262","funder_display_name":"Ministerio de Asuntos Econ\u00f3micos y Transformaci\u00f3n Digital, Gobierno de Espa\u00f1a"},{"id":"https://openalex.org/G6004232423","display_name":null,"funder_award_id":"PREDOC/2016/55","funder_id":"https://openalex.org/F4320322926","funder_display_name":"Universitat Jaume I"}],"funders":[{"id":"https://openalex.org/F4320322926","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11"},{"id":"https://openalex.org/F4320326262","display_name":"Ministerio de Asuntos Econ\u00f3micos y Transformaci\u00f3n Digital, Gobierno de Espa\u00f1a","ror":"https://ror.org/03sv46s19"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W2981223452.pdf"},"referenced_works_count":375,"referenced_works":["https://openalex.org/W2646853","https://openalex.org/W76788353","https://openalex.org/W1142712111","https://openalex.org/W1440897814","https://openalex.org/W1492287877","https://openalex.org/W1518620453","https://openalex.org/W1550351932","https://openalex.org/W1585879837","https://openalex.org/W1592233008","https://openalex.org/W1593984360","https://openalex.org/W1622035491","https://openalex.org/W1630879738","https://openalex.org/W1659894704","https://openalex.org/W1659905512","https://openalex.org/W1773149500","https://openalex.org/W1893431417","https://openalex.org/W1894025508","https://openalex.org/W1898604838","https://openalex.org/W1904129793","https://openalex.org/W1905859432","https://openalex.org/W1908867029","https://openalex.org/W1912541283","https://openalex.org/W1935293109","https://openalex.org/W1939116153","https://openalex.org/W1947853012","https://openalex.org/W1969642178","https://openalex.org/W1974019172","https://openalex.org/W1981831056","https://openalex.org/W1983301216","https://openalex.org/W1985212407","https://openalex.org/W1988951879","https://openalex.org/W1990603581","https://openalex.org/W1993774615","https://openalex.org/W1993793087","https://openalex.org/W1993834473","https://openalex.org/W2002621213","https://openalex.org/W2004289858","https://openalex.org/W2005059864","https://openalex.org/W2005598601","https://openalex.org/W2006023663","https://openalex.org/W2011224697","https://openalex.org/W2011313974","https://openalex.org/W2011502582","https://openalex.org/W2012197287","https://openalex.org/W2012462772","https://openalex.org/W2013503669","https://openalex.org/W2014688140","https://openalex.org/W2015071746","https://openalex.org/W2017231306","https://openalex.org/W2018589614","https://openalex.org/W2023923947","https://openalex.org/W2024796780","https://openalex.org/W2029980841","https://openalex.org/W2038791641","https://openalex.org/W2039506494","https://openalex.org/W2040171232","https://openalex.org/W2042556563","https://openalex.org/W2050372788","https://openalex.org/W2051342469","https://openalex.org/W2051376734","https://openalex.org/W2054602086","https://openalex.org/W2056427752","https://openalex.org/W2062956715","https://openalex.org/W2063206391","https://openalex.org/W2063385268","https://openalex.org/W2064961604","https://openalex.org/W2065009488","https://openalex.org/W2068546584","https://openalex.org/W2070027626","https://openalex.org/W2073808079","https://openalex.org/W2076818956","https://openalex.org/W2079850979","https://openalex.org/W2081004296","https://openalex.org/W2085954835","https://openalex.org/W2094204865","https://openalex.org/W2094936105","https://openalex.org/W2097183220","https://openalex.org/W2097197771","https://openalex.org/W2098600325","https://openalex.org/W2100045669","https://openalex.org/W2100989187","https://openalex.org/W2105061875","https://openalex.org/W2106700407","https://openalex.org/W2108121869","https://openalex.org/W2111571624","https://openalex.org/W2111986491","https://openalex.org/W2112737587","https://openalex.org/W2116068514","https://openalex.org/W2118099695","https://openalex.org/W2118890679","https://openalex.org/W2118975298","https://openalex.org/W2122305929","https://openalex.org/W2123914993","https://openalex.org/W2124520030","https://openalex.org/W2124822240","https://openalex.org/W2127600800","https://openalex.org/W2128190945","https://openalex.org/W2128624998","https://openalex.org/W2130845582","https://openalex.org/W2131648681","https://openalex.org/W2132755557","https://openalex.org/W2133710940","https://openalex.org/W2139334658","https://openalex.org/W2142117272","https://openalex.org/W2142136129","https://openalex.org/W2142216726","https://openalex.org/W2143243918","https://openalex.org/W2147503037","https://openalex.org/W2149311703","https://openalex.org/W2150388519","https://openalex.org/W2159712412","https://openalex.org/W2160337655","https://openalex.org/W2161674664","https://openalex.org/W2162785138","https://openalex.org/W2163993204","https://openalex.org/W2164729653","https://openalex.org/W2165158100","https://openalex.org/W2166221222","https://openalex.org/W2166315077","https://openalex.org/W2167482691","https://openalex.org/W2170102584","https://openalex.org/W2170240475","https://openalex.org/W2170589361","https://openalex.org/W2170985202","https://openalex.org/W2171785275","https://openalex.org/W2172860135","https://openalex.org/W2182786360","https://openalex.org/W2182977717","https://openalex.org/W2204780533","https://openalex.org/W2209989311","https://openalex.org/W2264725653","https://openalex.org/W2278572312","https://openalex.org/W2287252941","https://openalex.org/W2307851164","https://openalex.org/W2325261190","https://openalex.org/W2326926550","https://openalex.org/W2341720557","https://openalex.org/W2379838048","https://openalex.org/W2396469996","https://openalex.org/W2402514617","https://openalex.org/W2403864116","https://openalex.org/W2413250594","https://openalex.org/W2413316079","https://openalex.org/W2460055519","https://openalex.org/W2461937780","https://openalex.org/W2476143486","https://openalex.org/W2488477424","https://openalex.org/W2490749858","https://openalex.org/W2495458930","https://openalex.org/W2499183173","https://openalex.org/W2516715272","https://openalex.org/W2518502771","https://openalex.org/W2526058409","https://openalex.org/W2530034939","https://openalex.org/W2533380282","https://openalex.org/W2538535315","https://openalex.org/W2544243493","https://openalex.org/W2544508057","https://openalex.org/W2551268909","https://openalex.org/W2553883299","https://openalex.org/W2556388949","https://openalex.org/W2557655613","https://openalex.org/W2557914181","https://openalex.org/W2557998141","https://openalex.org/W2558613507","https://openalex.org/W2562343382","https://openalex.org/W2562522049","https://openalex.org/W2563417884","https://openalex.org/W2564240583","https://openalex.org/W2574135915","https://openalex.org/W2591652315","https://openalex.org/W2592527426","https://openalex.org/W2593028313","https://openalex.org/W2595547504","https://openalex.org/W2595570484","https://openalex.org/W2600795554","https://openalex.org/W2603068502","https://openalex.org/W2603071509","https://openalex.org/W2604710118","https://openalex.org/W2606944528","https://openalex.org/W2607595839","https://openalex.org/W2608130950","https://openalex.org/W2609031099","https://openalex.org/W2612506043","https://openalex.org/W2620352722","https://openalex.org/W2623953197","https://openalex.org/W2646309514","https://openalex.org/W2715040563","https://openalex.org/W2716882564","https://openalex.org/W2736191430","https://openalex.org/W2743901700","https://openalex.org/W2744195175","https://openalex.org/W2745383702","https://openalex.org/W2747656948","https://openalex.org/W2749750670","https://openalex.org/W2750843529","https://openalex.org/W2753433552","https://openalex.org/W2756035898","https://openalex.org/W2763697523","https://openalex.org/W2766799585","https://openalex.org/W2767134048","https://openalex.org/W2767502351","https://openalex.org/W2770705527","https://openalex.org/W2773151161","https://openalex.org/W2774176635","https://openalex.org/W2775147633","https://openalex.org/W2779673798","https://openalex.org/W2780197004","https://openalex.org/W2781500483","https://openalex.org/W2781619703","https://openalex.org/W2782386559","https://openalex.org/W2782491529","https://openalex.org/W2782546940","https://openalex.org/W2783619938","https://openalex.org/W2783630587","https://openalex.org/W2784143363","https://openalex.org/W2787516708","https://openalex.org/W2787790784","https://openalex.org/W2787807764","https://openalex.org/W2788453142","https://openalex.org/W2789608232","https://openalex.org/W2790384971","https://openalex.org/W2790808434","https://openalex.org/W2790814975","https://openalex.org/W2791011781","https://openalex.org/W2791124749","https://openalex.org/W2791153430","https://openalex.org/W2791215932","https://openalex.org/W2792269030","https://openalex.org/W2792475496","https://openalex.org/W2792937449","https://openalex.org/W2793043725","https://openalex.org/W2793056955","https://openalex.org/W2793093783","https://openalex.org/W2793124110","https://openalex.org/W2793418728","https://openalex.org/W2794105321","https://openalex.org/W2794618457","https://openalex.org/W2794662122","https://openalex.org/W2799914042","https://openalex.org/W2800142369","https://openalex.org/W2801253293","https://openalex.org/W2801689326","https://openalex.org/W2802344988","https://openalex.org/W2802740170","https://openalex.org/W2803351776","https://openalex.org/W2803422741","https://openalex.org/W2804830978","https://openalex.org/W2805551236","https://openalex.org/W2805715956","https://openalex.org/W2806669437","https://openalex.org/W2806729898","https://openalex.org/W2806913761","https://openalex.org/W2807255923","https://openalex.org/W2808657069","https://openalex.org/W2809347390","https://openalex.org/W2809647887","https://openalex.org/W2810403017","https://openalex.org/W2810940165","https://openalex.org/W2848182649","https://openalex.org/W2865103122","https://openalex.org/W2876971880","https://openalex.org/W2879970644","https://openalex.org/W2884968643","https://openalex.org/W2886678529","https://openalex.org/W2888183437","https://openalex.org/W2888465049","https://openalex.org/W2889049333","https://openalex.org/W2889526077","https://openalex.org/W2889987081","https://openalex.org/W2890196784","https://openalex.org/W2890475204","https://openalex.org/W2891224819","https://openalex.org/W2893900108","https://openalex.org/W2895770260","https://openalex.org/W2896227188","https://openalex.org/W2896513769","https://openalex.org/W2896951868","https://openalex.org/W2897108732","https://openalex.org/W2897886457","https://openalex.org/W2898051988","https://openalex.org/W2898913648","https://openalex.org/W2899409714","https://openalex.org/W2900427548","https://openalex.org/W2900436735","https://openalex.org/W2901758280","https://openalex.org/W2901941234","https://openalex.org/W2902219687","https://openalex.org/W2903155668","https://openalex.org/W2903865642","https://openalex.org/W2905030611","https://openalex.org/W2905503308","https://openalex.org/W2906194850","https://openalex.org/W2907153016","https://openalex.org/W2908906402","https://openalex.org/W2909481331","https://openalex.org/W2910361607","https://openalex.org/W2910800859","https://openalex.org/W2910866633","https://openalex.org/W2911091386","https://openalex.org/W2911696654","https://openalex.org/W2911905116","https://openalex.org/W2912182735","https://openalex.org/W2912254654","https://openalex.org/W2915846188","https://openalex.org/W2916341459","https://openalex.org/W2916660877","https://openalex.org/W2916963045","https://openalex.org/W2917929657","https://openalex.org/W2918862852","https://openalex.org/W2921507566","https://openalex.org/W2921750242","https://openalex.org/W2922387732","https://openalex.org/W2922516170","https://openalex.org/W2923362262","https://openalex.org/W2923937848","https://openalex.org/W2924131686","https://openalex.org/W2930930010","https://openalex.org/W2936219073","https://openalex.org/W2936746909","https://openalex.org/W2937411608","https://openalex.org/W2937651673","https://openalex.org/W2938697167","https://openalex.org/W2940152622","https://openalex.org/W2940742273","https://openalex.org/W2941555964","https://openalex.org/W2942526968","https://openalex.org/W2942881879","https://openalex.org/W2943513044","https://openalex.org/W2943650512","https://openalex.org/W2945597712","https://openalex.org/W2945982571","https://openalex.org/W2946408645","https://openalex.org/W2946902499","https://openalex.org/W2947091626","https://openalex.org/W2947693783","https://openalex.org/W2947943031","https://openalex.org/W2951203640","https://openalex.org/W2952550233","https://openalex.org/W2952732400","https://openalex.org/W2953807727","https://openalex.org/W2954367391","https://openalex.org/W2960141408","https://openalex.org/W2962291197","https://openalex.org/W2962978694","https://openalex.org/W2964029185","https://openalex.org/W2964229939","https://openalex.org/W2966602090","https://openalex.org/W2968250721","https://openalex.org/W2997066912","https://openalex.org/W3105516884","https://openalex.org/W3124420883","https://openalex.org/W3148392934","https://openalex.org/W4235628085","https://openalex.org/W4285719527","https://openalex.org/W4299811907","https://openalex.org/W6603101531","https://openalex.org/W6628331383","https://openalex.org/W6629432840","https://openalex.org/W6635170509","https://openalex.org/W6636493037","https://openalex.org/W6640014409","https://openalex.org/W6677153691","https://openalex.org/W6679602430","https://openalex.org/W6683752063","https://openalex.org/W6684135773","https://openalex.org/W6704128014","https://openalex.org/W6713440441","https://openalex.org/W6715728638","https://openalex.org/W6730218258","https://openalex.org/W6740190840","https://openalex.org/W6746819087","https://openalex.org/W6752008403","https://openalex.org/W6758439787","https://openalex.org/W6759383791"],"related_works":["https://openalex.org/W4205762803","https://openalex.org/W2535856026","https://openalex.org/W2265065644","https://openalex.org/W2134699697","https://openalex.org/W3017188156","https://openalex.org/W2322875716","https://openalex.org/W2383516975","https://openalex.org/W2374878784","https://openalex.org/W2147679489","https://openalex.org/W2371642785"],"abstract_inverted_index":{"An":[0],"accurate":[1],"and":[2,24,42,86,91,107,126,156],"reliable":[3],"Indoor":[4],"Positioning":[5],"System":[6],"(IPS)":[7],"applicable":[8],"to":[9,46,84,117,134],"most":[10,54],"indoor":[11,74],"scenarios":[12],"has":[13],"been":[14],"sought":[15],"for":[16,48,131],"many":[17],"years.":[18],"The":[19,76,96,145],"number":[20,168],"of":[21,40,53,66,73,147,159,166,169,186],"technologies,":[22,89],"techniques,":[23,90],"approaches":[25],"in":[26,29,70,103,143,179,191],"general":[27],"used":[28,142],"IPS":[30,85,120,161],"proposals":[31,162],"is":[32,98],"remarkable.":[33],"Such":[34],"diversity,":[35],"coupled":[36],"with":[37,81,151],"the":[38,50,71,79,87,104,112,115,119,132,148,154,164,167,180,192],"lack":[39],"strict":[41],"verifiable":[43],"evaluations,":[44],"leads":[45],"difficulties":[47],"appreciating":[49],"true":[51],"value":[52],"proposals.":[55],"This":[56],"paper":[57,77],"provides":[58,78],"a":[59,63,124,129,184],"meta-review":[60,113,149],"that":[61],"performed":[62],"comprehensive":[64],"compilation":[65],"62":[67],"survey":[68],"papers":[69],"area":[72],"positioning.":[75],"reader":[80,116,133],"an":[82],"introduction":[83,97],"different":[88],"some":[92],"methods":[93],"commonly":[94],"employed.":[95],"supported":[99],"by":[100],"consensus":[101],"found":[102],"selected":[105],"surveys":[106],"referenced":[108],"using":[109,163],"them.":[110],"Thus,":[111],"allows":[114],"inspect":[118],"current":[121],"state":[122],"at":[123],"glance":[125],"serve":[127],"as":[128,176],"guide":[130],"easily":[135],"find":[136],"further":[137],"details":[138],"on":[139,153],"each":[140],"technology":[141],"IPS.":[144],"analyses":[146],"contributed":[150],"insights":[152],"abundance":[155],"academic":[157],"significance":[158],"published":[160],"criterion":[165],"citations.":[170],"Moreover,":[171],"75":[172],"works":[173,178,189],"are":[174],"identified":[175],"relevant":[177],"research":[181],"topic":[182],"from":[183],"selection":[185],"about":[187],"4000":[188],"cited":[190],"analyzed":[193],"surveys.":[194]},"counts_by_year":[{"year":2026,"cited_by_count":9},{"year":2025,"cited_by_count":31},{"year":2024,"cited_by_count":37},{"year":2023,"cited_by_count":36},{"year":2022,"cited_by_count":59},{"year":2021,"cited_by_count":55},{"year":2020,"cited_by_count":35},{"year":2019,"cited_by_count":2}],"updated_date":"2026-06-04T09:04:59.091469","created_date":"2025-10-10T00:00:00"}
