{"id":"https://openalex.org/W4387092514","doi":"https://doi.org/10.1109/access.2023.3320069","title":"Efficient Wi-Fi-Based Human Activity Recognition Using Adaptive Antenna Elimination","display_name":"Efficient Wi-Fi-Based Human Activity Recognition Using Adaptive Antenna Elimination","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4387092514","doi":"https://doi.org/10.1109/access.2023.3320069"},"language":"en","primary_location":{"id":"doi:10.1109/access.2023.3320069","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2023.3320069","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10265041.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10265041.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055991801","display_name":"Mir Kanon Ara Jannat","orcid":"https://orcid.org/0009-0007-5860-1510"},"institutions":[{"id":"https://openalex.org/I161024014","display_name":"Kwangwoon University","ror":"https://ror.org/02e9zc863","country_code":"KR","type":"education","lineage":["https://openalex.org/I161024014"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Mir Kanon Ara Jannat","raw_affiliation_strings":["Department of Electronic Engineering, Smart H&B Technology Laboratory, Kwangwoon University, Seoul, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Smart H&B Technology Laboratory, Kwangwoon University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I161024014"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059572045","display_name":"Md Shafiqul Islam","orcid":"https://orcid.org/0000-0001-9469-2041"},"institutions":[{"id":"https://openalex.org/I161024014","display_name":"Kwangwoon University","ror":"https://ror.org/02e9zc863","country_code":"KR","type":"education","lineage":["https://openalex.org/I161024014"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Md. Shafiqul Islam","raw_affiliation_strings":["Department of Electronic Engineering, Smart H&B Technology Laboratory, Kwangwoon University, Seoul, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Smart H&B Technology Laboratory, Kwangwoon University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I161024014"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101490855","display_name":"Sung\u2010Hyun Yang","orcid":"https://orcid.org/0000-0001-8856-764X"},"institutions":[{"id":"https://openalex.org/I161024014","display_name":"Kwangwoon University","ror":"https://ror.org/02e9zc863","country_code":"KR","type":"education","lineage":["https://openalex.org/I161024014"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sung-Hyun Yang","raw_affiliation_strings":["Department of Electronic Engineering, Smart H&B Technology Laboratory, Kwangwoon University, Seoul, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Smart H&B Technology Laboratory, Kwangwoon University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I161024014"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021403424","display_name":"Hui Liu","orcid":"https://orcid.org/0000-0002-6850-9570"},"institutions":[{"id":"https://openalex.org/I180437899","display_name":"University of Bremen","ror":"https://ror.org/04ers2y35","country_code":"DE","type":"education","lineage":["https://openalex.org/I180437899"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Hui Liu","raw_affiliation_strings":["Cognitive Systems Laboratory, University of Bremen, Bremen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-6850-9570","affiliations":[{"raw_affiliation_string":"Cognitive Systems Laboratory, University of Bremen, Bremen, Germany","institution_ids":["https://openalex.org/I180437899"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5055991801"],"corresponding_institution_ids":["https://openalex.org/I161024014"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":7.5965,"has_fulltext":true,"cited_by_count":60,"citation_normalized_percentile":{"value":0.98012715,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"11","issue":null,"first_page":"105440","last_page":"105454"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9991000294685364,"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":0.9991000294685364,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T12222","display_name":"IoT-based Smart Home Systems","score":0.9973999857902527,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7087416052818298},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.33851945400238037}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7087416052818298},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.33851945400238037}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2023.3320069","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2023.3320069","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10265041.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:01ba36140ab149a0bcd76028c0552dd6","is_oa":true,"landing_page_url":"https://doaj.org/article/01ba36140ab149a0bcd76028c0552dd6","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 11, Pp 105440-105454 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2023.3320069","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2023.3320069","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10265041.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321374","display_name":"Kwangwoon University","ror":"https://ror.org/02e9zc863"},{"id":"https://openalex.org/F4320321681","display_name":"Ministry of Trade, Industry and Energy","ror":"https://ror.org/008nkqk13"},{"id":"https://openalex.org/F4320324729","display_name":"Universit\u00e4t Bremen","ror":"https://ror.org/04ers2y35"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4387092514.pdf","grobid_xml":"https://content.openalex.org/works/W4387092514.grobid-xml"},"referenced_works_count":62,"referenced_works":["https://openalex.org/W317957491","https://openalex.org/W1596717185","https://openalex.org/W1983705368","https://openalex.org/W1996347321","https://openalex.org/W2031972300","https://openalex.org/W2082450394","https://openalex.org/W2095396347","https://openalex.org/W2101234009","https://openalex.org/W2141336889","https://openalex.org/W2149831484","https://openalex.org/W2164692160","https://openalex.org/W2172717914","https://openalex.org/W2315802775","https://openalex.org/W2338892592","https://openalex.org/W2344637340","https://openalex.org/W2540822603","https://openalex.org/W2594230123","https://openalex.org/W2744025521","https://openalex.org/W2763219399","https://openalex.org/W2783857023","https://openalex.org/W2820000974","https://openalex.org/W2828002478","https://openalex.org/W2897132279","https://openalex.org/W2899145720","https://openalex.org/W2933379262","https://openalex.org/W2944605902","https://openalex.org/W2971552506","https://openalex.org/W2972355358","https://openalex.org/W2980803040","https://openalex.org/W3011099399","https://openalex.org/W3012919764","https://openalex.org/W3015461837","https://openalex.org/W3018521436","https://openalex.org/W3031001494","https://openalex.org/W3105020070","https://openalex.org/W3174019867","https://openalex.org/W3210415230","https://openalex.org/W3211515875","https://openalex.org/W4205355808","https://openalex.org/W4206045754","https://openalex.org/W4206098315","https://openalex.org/W4206289001","https://openalex.org/W4214688158","https://openalex.org/W4214706442","https://openalex.org/W4220684950","https://openalex.org/W4224918263","https://openalex.org/W4225758444","https://openalex.org/W4226310142","https://openalex.org/W4229048566","https://openalex.org/W4249972823","https://openalex.org/W4312117089","https://openalex.org/W4312195930","https://openalex.org/W4313360978","https://openalex.org/W4323241264","https://openalex.org/W4385143585","https://openalex.org/W6661954145","https://openalex.org/W6671174334","https://openalex.org/W6675354045","https://openalex.org/W6728817311","https://openalex.org/W6761347464","https://openalex.org/W6775758467","https://openalex.org/W6946040378"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Recently,":[0],"Wi-Fi-based":[1],"human":[2,61,87,102,112,137,192],"activity":[3],"recognition":[4,107,211],"using":[5,201],"channel":[6],"state":[7],"information":[8],"(CSI)":[9],"signals":[10,71],"has":[11],"gained":[12],"popularity":[13],"due":[14],"to":[15,86,101,110,167,189],"its":[16],"potential":[17],"features,":[18],"such":[19,175,206],"as":[20,207],"passive":[21],"sensing":[22],"and":[23,44,63,66,76,130,150,160,235],"adequate":[24],"privacy.":[25],"The":[26,89,194],"movement":[27],"of":[28,68,91,142,152,172,226,229,250,257],"various":[29,191],"body":[30],"parts":[31],"in":[32,40,84],"between":[33,60],"Wi-Fi":[34,69],"signals\u2019":[35],"propagation":[36],"path":[37],"generates":[38],"changes":[39],"the":[41,50,58,78,92,106,127,132,140,143,148,153,169,210,215,232,251,255,258],"signal":[42,79,94,157],"reflections":[43],"refraction,":[45],"which":[46,81],"is":[47],"evident":[48],"from":[49,147],"CSI":[51,70,156],"variations.":[52],"In":[53],"this":[54],"paper,":[55],"we":[56,117],"analyzed":[57],"relationship":[59],"activities":[62,113],"properties":[64,80],"(amplitude":[65],"phase)":[67],"on":[72,184,214,231,241],"multiple":[73,96],"receiving":[74],"antennas":[75,97,134],"discovered":[77],"vary":[82],"remarkably":[83],"response":[85],"movement.":[88],"variation":[90],"received":[93],"among":[95],"shows":[98],"different":[99,136],"sensitivity":[100],"activities,":[103],"directly":[104],"impacting":[105],"performance.":[108],"Therefore,":[109],"recognize":[111],"with":[114],"better":[115],"efficiency,":[116],"proposed":[118,216,259],"an":[119],"adaptive":[120,217],"antenna":[121,129,218],"elimination":[122,219],"algorithm":[123,220],"that":[124,198],"automatically":[125],"eliminates":[126],"non-sensitive":[128],"keeps":[131],"sensitive":[133],"following":[135],"activities.":[138,193],"Furthermore,":[139],"correlation":[141],"statistical":[144],"features":[145],"extracted":[146],"amplitude":[149],"phase":[151],"selected":[154],"antennas\u2019":[155],"was":[158,165],"analyzed,":[159],"a":[161,176,222,248],"sequential":[162],"forward":[163],"selection":[164],"utilized":[166],"find":[168],"best":[170],"subset":[171],"features.":[173],"Using":[174],"subset,":[177],"three":[178],"machine":[179,204],"learning":[180],"algorithms":[181],"were":[182],"employed":[183],"two":[185],"available":[186],"online":[187],"datasets":[188],"classify":[190],"experimental":[195],"results":[196],"revealed":[197],"even":[199],"when":[200],"easy-to-implement,":[202],"non-deep":[203],"learning,":[205],"random":[208],"forest,":[209],"system":[212],"based":[213],"achieved":[221],"superior":[223],"classification":[224],"accuracy":[225],"99.84%":[227],"(line":[228],"sight)":[230],"StanWiFi":[233],"dataset":[234,246],"97.65%":[236],"(line-of-sight)":[237],"/":[238],"93.33%":[239],"(non-line-of-sight)":[240],"another":[242],"widely":[243],"applied":[244],"multi-environmental":[245],"at":[247],"fraction":[249],"time":[252],"cost,":[253],"demonstrating":[254],"robustness":[256],"algorithm.":[260]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":38},{"year":2023,"cited_by_count":7}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}