{"id":"https://openalex.org/W2025083303","doi":"https://doi.org/10.4018/japuc.2011010104","title":"The WiMap","display_name":"The WiMap","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2025083303","doi":"https://doi.org/10.4018/japuc.2011010104","mag":"2025083303"},"language":"en","primary_location":{"id":"doi:10.4018/japuc.2011010104","is_oa":false,"landing_page_url":"https://doi.org/10.4018/japuc.2011010104","pdf_url":null,"source":{"id":"https://openalex.org/S16161090","display_name":"International Journal of Advanced Pervasive and Ubiquitous Computing","issn_l":"1937-965X","issn":["1937-965X","1937-9668"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Advanced Pervasive and Ubiquitous Computing","raw_type":"journal-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/A5101005713","display_name":"Xu Junjun","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Junjun Xu","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052635380","display_name":"Haiyong Luo","orcid":"https://orcid.org/0000-0001-6827-4225"},"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/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haiyong Luo","raw_affiliation_strings":["Institute of Computing Technology Chinese Academy of Sciences, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology Chinese Academy of Sciences, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100329778","display_name":"Fang Zhao","orcid":"https://orcid.org/0000-0002-4784-5778"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fang Zhao","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103031159","display_name":"Tao Rui","orcid":"https://orcid.org/0000-0002-2106-7437"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Tao","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101497341","display_name":"Yiming Lin","orcid":"https://orcid.org/0000-0002-1535-427X"},"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/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiming Lin","raw_affiliation_strings":["Institute of Computing Technology Chinese Academy of Sciences, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology Chinese Academy of Sciences, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100633106","display_name":"Hui Li","orcid":"https://orcid.org/0000-0002-5401-3013"},"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/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Li","raw_affiliation_strings":["Institute of Computing Technology Chinese Academy of Sciences, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology Chinese Academy of Sciences, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101005713"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.2702,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.60845841,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"3","issue":"1","first_page":"29","last_page":"38"},"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9954000115394592,"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"}},{"id":"https://openalex.org/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9902999997138977,"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/computer-science","display_name":"Computer science","score":0.7272305488586426},{"id":"https://openalex.org/keywords/rss","display_name":"RSS","score":0.7157496809959412},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.5345128774642944},{"id":"https://openalex.org/keywords/signal-strength","display_name":"Signal strength","score":0.5182669162750244},{"id":"https://openalex.org/keywords/limit","display_name":"Limit (mathematics)","score":0.5107378959655762},{"id":"https://openalex.org/keywords/region-of-interest","display_name":"Region of interest","score":0.49758628010749817},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4578927457332611},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4279702603816986},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.4279256761074066},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.41861847043037415},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4117946922779083},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3958510160446167},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.33665257692337036},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.18088507652282715},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1623179018497467},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1329808235168457}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7272305488586426},{"id":"https://openalex.org/C2385561","wikidata":"https://www.wikidata.org/wiki/Q45432","display_name":"RSS","level":2,"score":0.7157496809959412},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.5345128774642944},{"id":"https://openalex.org/C176808163","wikidata":"https://www.wikidata.org/wiki/Q17105794","display_name":"Signal strength","level":3,"score":0.5182669162750244},{"id":"https://openalex.org/C151201525","wikidata":"https://www.wikidata.org/wiki/Q177239","display_name":"Limit (mathematics)","level":2,"score":0.5107378959655762},{"id":"https://openalex.org/C19609008","wikidata":"https://www.wikidata.org/wiki/Q2138203","display_name":"Region of interest","level":2,"score":0.49758628010749817},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4578927457332611},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4279702603816986},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.4279256761074066},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41861847043037415},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4117946922779083},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3958510160446167},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.33665257692337036},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.18088507652282715},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1623179018497467},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1329808235168457},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.4018/japuc.2011010104","is_oa":false,"landing_page_url":"https://doi.org/10.4018/japuc.2011010104","pdf_url":null,"source":{"id":"https://openalex.org/S16161090","display_name":"International Journal of Advanced Pervasive and Ubiquitous Computing","issn_l":"1937-965X","issn":["1937-965X","1937-9668"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Advanced Pervasive and Ubiquitous Computing","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:igg:japuc0:v:3:y:2011:i:1:p:29-38","is_oa":false,"landing_page_url":"http://services.igi-global.com/resolvedoi/resolve.aspx?doi=10.4018/japuc.2011010104","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.4699999988079071}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1565980524","https://openalex.org/W1593120400","https://openalex.org/W1602659231","https://openalex.org/W1608826770","https://openalex.org/W1981367467","https://openalex.org/W2049633694","https://openalex.org/W2051376734","https://openalex.org/W2054430790","https://openalex.org/W2054692776","https://openalex.org/W2100595099","https://openalex.org/W2111100070","https://openalex.org/W2134199473","https://openalex.org/W2149438367","https://openalex.org/W2152506275","https://openalex.org/W2159225174","https://openalex.org/W2170102584","https://openalex.org/W2610335499"],"related_works":["https://openalex.org/W2162859609","https://openalex.org/W150547863","https://openalex.org/W4200318234","https://openalex.org/W2982532306","https://openalex.org/W1891938465","https://openalex.org/W1639914594","https://openalex.org/W4237766728","https://openalex.org/W1550605711","https://openalex.org/W1966084020","https://openalex.org/W2081082468"],"abstract_inverted_index":{"As":[0],"positioning":[1],"technology":[2],"is":[3,18,62,75,120],"an":[4,104],"important":[5],"foundation":[6],"of":[7,10,32,73,106],"the":[8,28,33,66,79,96,117],"Internet":[9],"Things,":[11],"a":[12,70],"dynamic":[13,35],"indoor":[14,36],"WLAN":[15,37],"localization":[16,38,43,53,97],"system":[17],"proposed":[19],"in":[20,114],"this":[21],"paper.":[22],"This":[23],"paper":[24],"mainly":[25],"concentrates":[26],"on":[27],"design":[29],"and":[30,55,69,91],"implementation":[31],"WiMap-a":[34],"system,":[39],"which":[40,94],"employs":[41],"grid-based":[42],"method":[44],"using":[45],"RSS":[46],"(received":[47],"signal":[48,67],"strength).":[49],"To":[50],"achieve":[51],"high":[52],"accuracy":[54,105],"low":[56],"computational":[57],"complexity,":[58],"Gaussian":[59],"mixture":[60],"model":[61],"applied":[63],"to":[64,77],"approximate":[65],"distribution":[68],"ROI":[71,125],"(region":[72],"interest)":[74],"defined":[76],"limit":[78],"search":[80],"region.":[81],"The":[82,99],"authors":[83],"also":[84],"discuss":[85],"other":[86],"techniques":[87],"like":[88],"AP":[89],"selection":[90],"threshold":[92],"control,":[93],"affects":[95],"accuracy.":[98],"experimental":[100],"results":[101],"indicate":[102],"that":[103],"3m":[107],"with":[108,123],"73.8%":[109],"probability":[110],"can":[111],"be":[112],"obtained":[113],"WiMap.":[115],"Moreover,":[116],"running":[118],"time":[119],"reduced":[121],"greatly":[122],"limited":[124],"method.":[126]},"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2016-06-24T00:00:00"}
