{"id":"https://openalex.org/W2114873732","doi":"https://doi.org/10.1109/wcnc.2009.4917714","title":"Enhancing the Efficiency of Active RFID-Based Indoor Location Systems","display_name":"Enhancing the Efficiency of Active RFID-Based Indoor Location Systems","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W2114873732","doi":"https://doi.org/10.1109/wcnc.2009.4917714","mag":"2114873732"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2009.4917714","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2009.4917714","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-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/A5012381074","display_name":"Rafael de Amorim Silva","orcid":"https://orcid.org/0000-0003-4257-1779"},"institutions":[{"id":"https://openalex.org/I25112270","display_name":"Universidade Federal de Pernambuco","ror":"https://ror.org/047908t24","country_code":"BR","type":"education","lineage":["https://openalex.org/I25112270"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rafael de Amorim Silva","raw_affiliation_strings":["Computer Science Department-CIn, Federal University of Pernambuco (UFPE), Recife, Pernambuco, Brazil","CIn, Computer Science Department, Federal University of Pernambuco, Recife, PE, Brazil#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department-CIn, Federal University of Pernambuco (UFPE), Recife, Pernambuco, Brazil","institution_ids":["https://openalex.org/I25112270"]},{"raw_affiliation_string":"CIn, Computer Science Department, Federal University of Pernambuco, Recife, PE, Brazil#TAB#","institution_ids":["https://openalex.org/I25112270"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027331811","display_name":"Paulo Andr\u00e9 da S. Gon\u00e7alves","orcid":"https://orcid.org/0000-0002-1325-5251"},"institutions":[{"id":"https://openalex.org/I25112270","display_name":"Universidade Federal de Pernambuco","ror":"https://ror.org/047908t24","country_code":"BR","type":"education","lineage":["https://openalex.org/I25112270"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Paulo Andre da S. Goncalves","raw_affiliation_strings":["Computer Science Department-CIn, Federal University of Pernambuco (UFPE), Recife, Pernambuco, Brazil","CIn, Computer Science Department, Federal University of Pernambuco, Recife, PE, Brazil#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department-CIn, Federal University of Pernambuco (UFPE), Recife, Pernambuco, Brazil","institution_ids":["https://openalex.org/I25112270"]},{"raw_affiliation_string":"CIn, Computer Science Department, Federal University of Pernambuco, Recife, PE, Brazil#TAB#","institution_ids":["https://openalex.org/I25112270"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.1362,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.87949476,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T10986","display_name":"RFID technology advancements","score":0.9954000115394592,"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"}},{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"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/rss","display_name":"RSS","score":0.9659473299980164},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7965497970581055},{"id":"https://openalex.org/keywords/signal-strength","display_name":"Signal strength","score":0.6939812898635864},{"id":"https://openalex.org/keywords/indoor-positioning-system","display_name":"Indoor positioning system","score":0.6607335209846497},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.6377477645874023},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.6273991465568542},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.5780069828033447},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5564916133880615},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4622355103492737},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.42041414976119995},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.408679336309433},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.23293238878250122},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.1818656325340271},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1751011312007904}],"concepts":[{"id":"https://openalex.org/C2385561","wikidata":"https://www.wikidata.org/wiki/Q45432","display_name":"RSS","level":2,"score":0.9659473299980164},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7965497970581055},{"id":"https://openalex.org/C176808163","wikidata":"https://www.wikidata.org/wiki/Q17105794","display_name":"Signal strength","level":3,"score":0.6939812898635864},{"id":"https://openalex.org/C2777486483","wikidata":"https://www.wikidata.org/wiki/Q6026477","display_name":"Indoor positioning system","level":3,"score":0.6607335209846497},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.6377477645874023},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.6273991465568542},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.5780069828033447},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5564916133880615},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4622355103492737},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.42041414976119995},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.408679336309433},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.23293238878250122},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.1818656325340271},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1751011312007904},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc.2009.4917714","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2009.4917714","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1565980524","https://openalex.org/W1608826770","https://openalex.org/W1994961964","https://openalex.org/W2098600325","https://openalex.org/W2124945426","https://openalex.org/W2131648681","https://openalex.org/W2134440651","https://openalex.org/W2144723957","https://openalex.org/W2147016173","https://openalex.org/W2149922723","https://openalex.org/W2151827139","https://openalex.org/W2163993204","https://openalex.org/W2169081235","https://openalex.org/W2170102584","https://openalex.org/W2277183816","https://openalex.org/W4255464467","https://openalex.org/W6633641756","https://openalex.org/W6674789917"],"related_works":["https://openalex.org/W2162859609","https://openalex.org/W4200318234","https://openalex.org/W2022445516","https://openalex.org/W150547863","https://openalex.org/W1891938465","https://openalex.org/W2982532306","https://openalex.org/W1550605711","https://openalex.org/W2418090752","https://openalex.org/W2114873732","https://openalex.org/W2906324239"],"abstract_inverted_index":{"Active":[0],"RFID-based":[1],"indoor":[2,98],"location":[3,27,61,76,144,158],"systems":[4,24],"rely":[5],"on":[6],"received":[7],"signal":[8,169],"strength":[9],"(RSS)":[10],"measurements":[11,45],"in":[12,29,57,129,166],"order":[13,31],"to":[14,40,91,120,164],"report":[15],"position":[16],"estimates":[17],"of":[18,32,36,43,50,125,175],"target":[19,70,132,176],"objects.":[20,177],"In":[21,100],"practice,":[22],"such":[23,75],"exhibit":[25],"a":[26,80,93,105,122],"error":[28],"the":[30,41,59,64,69,84,97,112,126,131,140,156,173],"several":[33,51],"meters.":[34],"Much":[35],"this":[37,101],"is":[38,63,72,78,160],"due":[39],"varying-nature":[42],"RSS":[44],"over":[46],"time.":[47],"Localization":[48],"errors":[49],"meters":[52],"are":[53],"harmful":[54],"for":[55,83,114,149],"applications":[56],"which":[58,130],"desired":[60],"information":[62,77],"room":[65],"or":[66],"area":[67,128],"where":[68],"object":[71,85,133],"placed.":[73],"When":[74],"wrong,":[79],"user":[81],"searching":[82],"has":[86],"no":[87],"choice":[88],"other":[89],"than":[90],"perform":[92],"blind":[94,115],"search":[95],"through":[96],"environment.":[99],"paper,":[102],"we":[103],"propose":[104],"simple":[106],"algorithm":[107,148],"that":[108,155],"can":[109],"greatly":[110],"reduce":[111],"need":[113],"searches":[116],"by":[117,162],"automatically":[118],"reporting":[119],"users":[121],"second":[123],"estimate":[124],"possible":[127],"could":[134],"be":[135],"located.":[136],"We":[137],"have":[138],"enhanced":[139],"well-":[141],"known":[142],"LANDMARC":[143],"system":[145],"with":[146,168],"our":[147],"performance":[150,159],"evaluation.":[151],"Simulation":[152],"results":[153],"show":[154],"overall":[157],"boosted":[161],"up":[163],"96.66%":[165],"accordance":[167],"propagation":[170],"conditions":[171],"and":[172],"placement":[174]},"counts_by_year":[{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
