{"id":"https://openalex.org/W4405968158","doi":"https://doi.org/10.1109/tce.2024.3524613","title":"Semi-Supervised Multi-Task Deep Learning for WiFi Fingerprint Database Construction in Building-Scale Localization","display_name":"Semi-Supervised Multi-Task Deep Learning for WiFi Fingerprint Database Construction in Building-Scale Localization","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4405968158","doi":"https://doi.org/10.1109/tce.2024.3524613"},"language":"en","primary_location":{"id":"doi:10.1109/tce.2024.3524613","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tce.2024.3524613","pdf_url":null,"source":{"id":"https://openalex.org/S126824455","display_name":"IEEE Transactions on Consumer Electronics","issn_l":"0098-3063","issn":["0098-3063","1558-4127"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Consumer Electronics","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/A5101402120","display_name":"Chun Wang","orcid":"https://orcid.org/0000-0002-1669-7055"},"institutions":[{"id":"https://openalex.org/I173759888","display_name":"Hunan Normal University","ror":"https://ror.org/053w1zy07","country_code":"CN","type":"education","lineage":["https://openalex.org/I173759888"]},{"id":"https://openalex.org/I3130607311","display_name":"Changsha Normal University","ror":"https://ror.org/02sqk3z62","country_code":"CN","type":"education","lineage":["https://openalex.org/I3130607311"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chun Wang","raw_affiliation_strings":["College of Information Science and Engineering, Hunan Normal University, Changsha, China","College of Information Science and Engineering, Hunan Normal University, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Hunan Normal University, Changsha, China","institution_ids":["https://openalex.org/I3130607311","https://openalex.org/I173759888"]},{"raw_affiliation_string":"College of Information Science and Engineering, Hunan Normal University, China","institution_ids":["https://openalex.org/I173759888"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108048107","display_name":"Juan Luo","orcid":"https://orcid.org/0000-0002-0858-427X"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Juan Luo","raw_affiliation_strings":["College of Computer Science and Electronic Engineering, Hunan University, Changsha, China","College of Computer Science and Electronic Engineering, Hunan University, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronic Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronic Engineering, Hunan University, China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019786158","display_name":"Luxiu Yin","orcid":"https://orcid.org/0000-0003-4273-7492"},"institutions":[{"id":"https://openalex.org/I121296143","display_name":"Hunan University of Science and Technology","ror":"https://ror.org/02m9vrb24","country_code":"CN","type":"education","lineage":["https://openalex.org/I121296143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Luxiu Yin","raw_affiliation_strings":["School of Computer Science and Engineering, Hunan University of Science and Technology, Xiangtan, China","School of Computer Science and Engineering, Hunan University of Science and Technology, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Hunan University of Science and Technology, Xiangtan, China","institution_ids":["https://openalex.org/I121296143"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Hunan University of Science and Technology, China","institution_ids":["https://openalex.org/I121296143"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100386719","display_name":"Chuang Li","orcid":"https://orcid.org/0000-0003-2905-4734"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chuang Li","raw_affiliation_strings":["College of Computer Science and Electronic Engineering, Hunan University, Changsha, China","College of Computer Science and Electronic Engineering, Hunan University, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronic Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronic Engineering, Hunan University, China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004290483","display_name":"Wenbin Huang","orcid":"https://orcid.org/0000-0001-7309-2426"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenbin Huang","raw_affiliation_strings":["School of Computer Science, Nanjing University of Information Science and Technology, Nanjing, China","School of Computer Science, Nanjing University of Information Science and technology, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]},{"raw_affiliation_string":"School of Computer Science, Nanjing University of Information Science and technology, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078519973","display_name":"Wei Liang","orcid":"https://orcid.org/0000-0002-5074-1363"},"institutions":[{"id":"https://openalex.org/I121296143","display_name":"Hunan University of Science and Technology","ror":"https://ror.org/02m9vrb24","country_code":"CN","type":"education","lineage":["https://openalex.org/I121296143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Liang","raw_affiliation_strings":["School of Computer Science and Engineering, Hunan University of Science and Technology, Xiangtan, China","School of Computer Science and Engineering, Hunan University of Science and Technology, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Hunan University of Science and Technology, Xiangtan, China","institution_ids":["https://openalex.org/I121296143"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Hunan University of Science and Technology, China","institution_ids":["https://openalex.org/I121296143"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063188437","display_name":"Kuan\u2010Ching Li","orcid":"https://orcid.org/0000-0003-1381-4364"},"institutions":[{"id":"https://openalex.org/I121296143","display_name":"Hunan University of Science and Technology","ror":"https://ror.org/02m9vrb24","country_code":"CN","type":"education","lineage":["https://openalex.org/I121296143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kuan-Ching Li","raw_affiliation_strings":["School of Computer Science and Engineering, Hunan University of Science and Technology, Xiangtan, China","School of Computer Science and Engineering, Hunan University of Science and Technology, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Hunan University of Science and Technology, Xiangtan, China","institution_ids":["https://openalex.org/I121296143"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Hunan University of Science and Technology, China","institution_ids":["https://openalex.org/I121296143"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5101402120"],"corresponding_institution_ids":["https://openalex.org/I173759888","https://openalex.org/I3130607311"],"apc_list":null,"apc_paid":null,"fwci":1.3947,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.79138525,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"71","issue":"1","first_page":"488","last_page":"500"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9757000207901001,"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":0.9757000207901001,"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/T10860","display_name":"Speech and Audio Processing","score":0.972599983215332,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9236000180244446,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/fingerprint","display_name":"Fingerprint (computing)","score":0.6908165812492371},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6429378986358643},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5920222401618958},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5405733585357666},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.504508376121521},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4866398274898529},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.4222258925437927},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.27859726548194885},{"id":"https://openalex.org/keywords/systems-engineering","display_name":"Systems engineering","score":0.12109357118606567}],"concepts":[{"id":"https://openalex.org/C2777826928","wikidata":"https://www.wikidata.org/wiki/Q3745713","display_name":"Fingerprint (computing)","level":2,"score":0.6908165812492371},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6429378986358643},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5920222401618958},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5405733585357666},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.504508376121521},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4866398274898529},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.4222258925437927},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27859726548194885},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.12109357118606567},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tce.2024.3524613","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tce.2024.3524613","pdf_url":null,"source":{"id":"https://openalex.org/S126824455","display_name":"IEEE Transactions on Consumer Electronics","issn_l":"0098-3063","issn":["0098-3063","1558-4127"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Consumer Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2421864132","display_name":null,"funder_award_id":"24C0005","funder_id":"https://openalex.org/F4320322843","funder_display_name":"Natural Science Foundation of\u00a0Hunan Province"},{"id":"https://openalex.org/G3839241612","display_name":null,"funder_award_id":"2024JJ6222","funder_id":"https://openalex.org/F4320322866","funder_display_name":"Natural Science Foundation of Hainan Province"},{"id":"https://openalex.org/G528146955","display_name":null,"funder_award_id":"BK20240694","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6980849290","display_name":null,"funder_award_id":"2024JJ6222","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G734583194","display_name":null,"funder_award_id":"24B0432","funder_id":"https://openalex.org/F4320322843","funder_display_name":"Natural Science Foundation of\u00a0Hunan Province"},{"id":"https://openalex.org/G7754386820","display_name":null,"funder_award_id":"62372163","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322843","display_name":"Natural Science Foundation of\u00a0Hunan Province","ror":null},{"id":"https://openalex.org/F4320322866","display_name":"Natural Science Foundation of Hainan Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1969642178","https://openalex.org/W1987209873","https://openalex.org/W1988262848","https://openalex.org/W2003738415","https://openalex.org/W2014511456","https://openalex.org/W2025241138","https://openalex.org/W2027281786","https://openalex.org/W2042556563","https://openalex.org/W2129736664","https://openalex.org/W2152498377","https://openalex.org/W2205259141","https://openalex.org/W2329171964","https://openalex.org/W2533380282","https://openalex.org/W2536129580","https://openalex.org/W2609910680","https://openalex.org/W2756340466","https://openalex.org/W3017632458","https://openalex.org/W3047491762","https://openalex.org/W3155725449","https://openalex.org/W4237127183","https://openalex.org/W4287322212","https://openalex.org/W4308393806","https://openalex.org/W4388145556","https://openalex.org/W4390939146","https://openalex.org/W4392114283","https://openalex.org/W4401415222","https://openalex.org/W6733814495","https://openalex.org/W6764051988"],"related_works":["https://openalex.org/W4375867731","https://openalex.org/W2611989081","https://openalex.org/W2339806289","https://openalex.org/W2731899572","https://openalex.org/W4230611425","https://openalex.org/W2368132270","https://openalex.org/W4294635752","https://openalex.org/W4304166257","https://openalex.org/W2173185020","https://openalex.org/W4205397417"],"abstract_inverted_index":{"WiFi-based":[0],"indoor":[1],"positioning":[2,40,108],"has":[3],"emerged":[4],"as":[5],"a":[6,76,97,117,192],"crucial":[7],"technology":[8],"for":[9,123,150,230],"enabling":[10],"smart":[11],"consumer":[12],"electronic":[13],"applications,":[14],"particularly":[15],"in":[16,68,191],"large-scale":[17],"buildings.":[18,199],"The":[19,200],"construction":[20,95],"of":[21,57,96,182,211,220],"WiFi":[22],"fingerprint":[23,89,99,148,215],"databases":[24],"using":[25],"received":[26],"signal":[27],"strength":[28],"(RSS)":[29],"is":[30,113],"foundational":[31],"due":[32],"to":[33,84,114,144],"its":[34],"widespread":[35],"deployment.":[36],"However,":[37],"achieving":[38],"high":[39],"accuracy":[41,229],"typically":[42],"requires":[43],"labor-intensive":[44],"and":[45,66,79,128,156,173,232,235],"time-consuming":[46],"site":[47,195],"surveys.":[48],"While":[49],"recent":[50],"crowdsourcing":[51,86],"methods":[52],"have":[53],"facilitated":[54],"the":[55,94,140,153,164,180,183,209],"collection":[56],"numerous":[58],"RSS":[59],"samples,":[60],"these":[61],"samples":[62],"frequently":[63],"lack":[64],"labels":[65,131,234],"reliability":[67,181],"multi-scale":[69,88],"building":[70,231],"environments.In":[71],"this":[72],"paper,":[73],"we":[74,138,162,224],"design":[75],"novel":[77],"semi-supervised":[78,142],"multi-task":[80,118,170],"mean-teacher":[81,141],"model":[82,166],"(MTMT-DNN)":[83],"annotate":[85],"unlabeled":[87,147],"samples.":[90,216],"This":[91],"method":[92,206],"enables":[93],"comprehensive":[98],"database":[100],"without":[101],"requiring":[102],"intensive":[103,158],"manual":[104,159],"effort":[105],"or":[106],"compromising":[107],"accuracy.":[109],"Our":[110],"key":[111],"idea":[112],"first":[115],"develop":[116],"Deep":[119],"Neural":[120],"Network":[121],"(MT-DNN)":[122],"simultaneously":[124],"annotating":[125,154],"building,":[126],"floor,":[127],"intra-floor":[129],"coordinate":[130],"by":[132,167],"leveraging":[133],"their":[134],"complementary":[135],"information.":[136],"Then":[137],"employ":[139],"learning":[143],"leverage":[145],"additional":[146],"data":[149],"further":[151],"improving":[152],"performance":[155],"reducing":[157],"effort.":[160],"Finally,":[161],"train":[163],"MTMT-DNN":[165],"developing":[168],"two":[169],"loss":[171],"functions":[172],"ensuring":[174],"consistency":[175],"between":[176],"them,":[177],"thereby":[178],"enhancing":[179],"annotated":[184],"crowdsourced":[185],"fingerprints.":[186],"We":[187],"conducted":[188],"real-world":[189],"experiments":[190],"20,000":[193],"m2":[194],"encompassing":[196],"three":[197],"multi-story":[198],"results":[201],"demonstrate":[202],"that":[203],"our":[204],"proposed":[205],"significantly":[207],"reduces":[208],"workload":[210],"manually":[212],"collecting":[213],"labeled":[214,221],"With":[217],"only":[218],"20%":[219],"fingerprints":[222],"collected,":[223],"achieve":[225],"99%":[226],"average":[227,237],"annotation":[228,239],"floor":[233],"an":[236],"coordinates":[238],"error":[240],"within":[241],"4":[242],"m.":[243]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
