{"id":"https://openalex.org/W4411599621","doi":"https://doi.org/10.1109/iotm.001.2400222","title":"RFiDAR: Contactless RFID and Radar Data Fusion for Enhanced Human Activity Recognition","display_name":"RFiDAR: Contactless RFID and Radar Data Fusion for Enhanced Human Activity Recognition","publication_year":2025,"publication_date":"2025-06-24","ids":{"openalex":"https://openalex.org/W4411599621","doi":"https://doi.org/10.1109/iotm.001.2400222"},"language":"en","primary_location":{"id":"doi:10.1109/iotm.001.2400222","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iotm.001.2400222","pdf_url":null,"source":{"id":"https://openalex.org/S4210201254","display_name":"IEEE Internet of Things Magazine","issn_l":"2576-3180","issn":["2576-3180","2576-3199"],"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 Internet of Things Magazine","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research-portal.uws.ac.uk/en/publications/48160da1-554b-46c5-9de5-154d39002698","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5107951143","display_name":"Muhammad Zakir Khan","orcid":"https://orcid.org/0009-0002-7887-3154"},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Muhammad Zakir Khan","raw_affiliation_strings":["James Watt School of Engineering, the University of Glasgow,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"James Watt School of Engineering, the University of Glasgow,UK","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106698422","display_name":"William Taylor","orcid":null},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"William Taylor","raw_affiliation_strings":["James Watt School of Engineering, the University of Glasgow,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"James Watt School of Engineering, the University of Glasgow,UK","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Muhammad Usman","orcid":null},"institutions":[{"id":"https://openalex.org/I195939026","display_name":"Glasgow Caledonian University","ror":"https://ror.org/03dvm1235","country_code":"GB","type":"education","lineage":["https://openalex.org/I195939026"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Muhammad Usman","raw_affiliation_strings":["School of Computing Engineering and Built Environment at Glasgow Caledonian University,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing Engineering and Built Environment at Glasgow Caledonian University,UK","institution_ids":["https://openalex.org/I195939026"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100754273","display_name":"Jawad Ahmad","orcid":"https://orcid.org/0000-0001-6289-8248"},"institutions":[{"id":"https://openalex.org/I138564716","display_name":"Prince Mohammad bin Fahd University","ror":"https://ror.org/03d64na34","country_code":"SA","type":"education","lineage":["https://openalex.org/I138564716"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Jawad Ahmad","raw_affiliation_strings":["Cybersecurity Center, Prince Mohammad Bin Fahd University,Saudi Arabia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cybersecurity Center, Prince Mohammad Bin Fahd University,Saudi Arabia","institution_ids":["https://openalex.org/I138564716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080291510","display_name":"Naeem Ramzan","orcid":"https://orcid.org/0000-0002-5088-1462"},"institutions":[{"id":"https://openalex.org/I868834043","display_name":"University of the West of Scotland","ror":"https://ror.org/04w3d2v20","country_code":"GB","type":"education","lineage":["https://openalex.org/I868834043"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Naeem Ramzan","raw_affiliation_strings":["School of Computing, Engineering and Physical Sciences, University of the West of Scotland,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing, Engineering and Physical Sciences, University of the West of Scotland,UK","institution_ids":["https://openalex.org/I868834043"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034962640","display_name":"Bilal A. Khawaja","orcid":"https://orcid.org/0000-0003-1537-5502"},"institutions":[{"id":"https://openalex.org/I4210151290","display_name":"Islamic University of Madinah","ror":"https://ror.org/03rcp1y74","country_code":"SA","type":"education","lineage":["https://openalex.org/I4210151290"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Bilal A. Khawaja","raw_affiliation_strings":["Islamic University of Madinah,Faculty of Engineering,Department of Electrical Engineering,Saudi Arabia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Islamic University of Madinah,Faculty of Engineering,Department of Electrical Engineering,Saudi Arabia","institution_ids":["https://openalex.org/I4210151290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048765185","display_name":"Arshad Karimbu Vallappil","orcid":"https://orcid.org/0000-0002-4302-6150"},"institutions":[{"id":"https://openalex.org/I4210151290","display_name":"Islamic University of Madinah","ror":"https://ror.org/03rcp1y74","country_code":"SA","type":"education","lineage":["https://openalex.org/I4210151290"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Arshad Karimbu Vallappil","raw_affiliation_strings":["Islamic University of Madinah,Faculty of Engineering,Department of Electrical Engineering,Saudi Arabia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Islamic University of Madinah,Faculty of Engineering,Department of Electrical Engineering,Saudi Arabia","institution_ids":["https://openalex.org/I4210151290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100331811","display_name":"Muhammad Ali Imran","orcid":"https://orcid.org/0000-0003-4743-9136"},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Muhammad Imran","raw_affiliation_strings":["James Watt School of Engineering, the University of Glasgow,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"James Watt School of Engineering, the University of Glasgow,UK","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047892843","display_name":"Qammer H. Abbasi","orcid":"https://orcid.org/0000-0002-7097-9969"},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Qammer H. Abbasi","raw_affiliation_strings":["James Watt School of Engineering, the University of Glasgow,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"James Watt School of Engineering, the University of Glasgow,UK","institution_ids":["https://openalex.org/I7882870"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.3626,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.91919478,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"8","issue":"4","first_page":"60","last_page":"69"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9783999919891357,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9783999919891357,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9322999715805054,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/radar","display_name":"Radar","score":0.6601653099060059},{"id":"https://openalex.org/keywords/fusion","display_name":"Fusion","score":0.49695661664009094},{"id":"https://openalex.org/keywords/sensor-fusion","display_name":"Sensor fusion","score":0.4728410840034485},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4642632007598877},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3350510001182556},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33363765478134155},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2844032347202301},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.19218111038208008}],"concepts":[{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6601653099060059},{"id":"https://openalex.org/C158525013","wikidata":"https://www.wikidata.org/wiki/Q2593739","display_name":"Fusion","level":2,"score":0.49695661664009094},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.4728410840034485},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4642632007598877},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3350510001182556},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33363765478134155},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2844032347202301},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.19218111038208008},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/iotm.001.2400222","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iotm.001.2400222","pdf_url":null,"source":{"id":"https://openalex.org/S4210201254","display_name":"IEEE Internet of Things Magazine","issn_l":"2576-3180","issn":["2576-3180","2576-3199"],"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 Internet of Things Magazine","raw_type":"journal-article"},{"id":"pmh:oai:pure.atira.dk:openaire/48160da1-554b-46c5-9de5-154d39002698","is_oa":true,"landing_page_url":"https://research-portal.uws.ac.uk/en/publications/48160da1-554b-46c5-9de5-154d39002698","pdf_url":null,"source":{"id":"https://openalex.org/S7407055384","display_name":"The UWS Academic Portal","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Khan, M Z, Taylor, W, Usman, M, Ahmad, J, Ramzan, N, Khawaja, B A, Vallappil, A K, Imran, M & Abbasi, Q H 2025, 'RFiDAR : contactless RFID and radar data fusion for enhanced human activity recognition', IEEE Internet of Things Magazine, vol. 8, no. 4, pp. 60-69. https://doi.org/10.1109/IOTM.001.2400222","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:eprints.gla.ac.uk:359331","is_oa":true,"landing_page_url":"https://eprints.gla.ac.uk/view/author/65375.html>,","pdf_url":"https://eprints.gla.ac.uk/359331/2/359331.pdf","source":{"id":"https://openalex.org/S4210235606","display_name":"ENLIGHTEN (Jurnal Bimbingan dan Konseling Islam)","issn_l":"2622-8912","issn":["2622-8912","2622-8920"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Articles"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:openaire/48160da1-554b-46c5-9de5-154d39002698","is_oa":true,"landing_page_url":"https://research-portal.uws.ac.uk/en/publications/48160da1-554b-46c5-9de5-154d39002698","pdf_url":null,"source":{"id":"https://openalex.org/S7407055384","display_name":"The UWS Academic Portal","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Khan, M Z, Taylor, W, Usman, M, Ahmad, J, Ramzan, N, Khawaja, B A, Vallappil, A K, Imran, M & Abbasi, Q H 2025, 'RFiDAR : contactless RFID and radar data fusion for enhanced human activity recognition', IEEE Internet of Things Magazine, vol. 8, no. 4, pp. 60-69. https://doi.org/10.1109/IOTM.001.2400222","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6140674734","display_name":null,"funder_award_id":"EP/Y037421/1,EP/X040518/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G6288601437","display_name":"CHEDDAR: Communications Hub for Empowering Distributed clouD computing Applications and Research - TMF uplift","funder_award_id":"EP/Y037421/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G8444387157","display_name":"CHEDDAR: Communications Hub For Empowering Distributed ClouD Computing Applications And Research","funder_award_id":"EP/X040518/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320330363","display_name":"King Salman Center for Disability Research","ror":"https://ror.org/01ht2b307"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2619383789","https://openalex.org/W2940096514","https://openalex.org/W2951929328","https://openalex.org/W3047312827","https://openalex.org/W3088603624","https://openalex.org/W3097430769","https://openalex.org/W3162442456","https://openalex.org/W3171397663","https://openalex.org/W3183570966","https://openalex.org/W3211522713","https://openalex.org/W4285820287","https://openalex.org/W4293242690","https://openalex.org/W4297883206","https://openalex.org/W4382683887","https://openalex.org/W4402581887"],"related_works":["https://openalex.org/W2121524756","https://openalex.org/W782553550","https://openalex.org/W1987967678","https://openalex.org/W2633218168","https://openalex.org/W4235897794","https://openalex.org/W2059707233","https://openalex.org/W2132659060","https://openalex.org/W2031992971","https://openalex.org/W3214791684","https://openalex.org/W2152662039"],"abstract_inverted_index":{"Human":[0],"activity":[1],"recognition":[2,92],"(HAR)":[3],"in":[4,18,37,143,161,175],"indoor":[5],"environments":[6,166],"is":[7],"essential":[8],"for":[9,151],"healthcare,":[10],"elder":[11],"care,":[12],"and":[13,24,35,56,69,77,87,124,134,148,163,167,179],"assisted":[14],"living":[15],"applications,":[16],"especially":[17],"complex":[19,144],"scenarios":[20],"involving":[21],"non-line-of-sight":[22],"(NLoS)":[23],"long-range":[25],"conditions.":[26],"Traditional":[27],"single-sensor":[28,130],"HAR":[29,67],"systems":[30],"often":[31],"struggle":[32],"with":[33,59],"accuracy":[34,68,120],"reliability":[36],"such":[38],"environments.":[39],"This":[40],"study":[41],"introduces":[42],"the":[43,91,169],"RFiDAR":[44,72,138],"system,":[45],"a":[46],"novel":[47],"fusion":[48,79,103,115,174],"approach":[49,157],"that":[50,102],"combines":[51],"radio":[52],"frequency":[53],"identification":[54],"(RFID)":[55],"Radar":[57,88],"technologies":[58],"an":[60],"LSTM-variational":[61],"autoencoder":[62],"(LSTM-VAE)":[63],"model":[64],"to":[65,81,118],"enhance":[66],"reliability.":[70],"The":[71,137,155],"system":[73,139],"applied":[74],"data-level,":[75],"feature-level,":[76],"decision-level":[78],"techniques":[80],"integrate":[82],"temporal":[83],"patterns":[84],"from":[85],"RFID":[86],"data,":[89],"facilitating":[90],"of":[93,172],"five":[94],"distinct":[95],"activities":[96],"at":[97,121,126],"varying":[98],"distances.":[99],"Results":[100],"indicate":[101],"methods,":[104],"particularly":[105],"feature-level":[106,114],"fusion,":[107],"significantly":[108],"improve":[109],"classification":[110],"accuracy.":[111],"For":[112],"instance,":[113],"achieves":[116],"up":[117],"98.8%":[119],"2":[122],"meters":[123],"97.9%":[125],"3":[127],"meters,":[128],"outperforming":[129],"models":[131],"by":[132],"5.3%":[133],"6.2%,":[135],"respectively.":[136],"demonstrates":[140,168],"superior":[141],"performance":[142],"scenarios,":[145],"offering":[146],"reliable":[147],"cost-effective":[149],"solutions":[150],"autonomous,":[152],"long-term":[153],"monitoring.":[154],"proposed":[156],"has":[158],"potential":[159],"applications":[160],"healthcare":[162],"accessible":[164],"IoT":[165],"innovative":[170],"impact":[171],"multi-sensor":[173],"developing":[176],"safe,":[177],"flexible,":[178],"inclusive":[180],"technology.":[181]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
