{"id":"https://openalex.org/W3142581566","doi":"https://doi.org/10.1109/tim.2021.3069377","title":"ReLoc 2.0: UHF-RFID Relative Localization for Drone-Based Inventory Management","display_name":"ReLoc 2.0: UHF-RFID Relative Localization for Drone-Based Inventory Management","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3142581566","doi":"https://doi.org/10.1109/tim.2021.3069377","mag":"3142581566"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2021.3069377","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2021.3069377","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"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 Instrumentation and Measurement","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://biblio.ugent.be/publication/8724149/file/8724153.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100398941","display_name":"Chenglong Li","orcid":"https://orcid.org/0000-0003-3261-5619"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Chenglong Li","raw_affiliation_strings":["Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0003-3261-5619","affiliations":[{"raw_affiliation_string":"Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021551548","display_name":"Emmeric Tanghe","orcid":"https://orcid.org/0000-0003-0020-6466"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Emmeric Tanghe","raw_affiliation_strings":["Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0003-0020-6466","affiliations":[{"raw_affiliation_string":"Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001854570","display_name":"Pieter Suanet","orcid":"https://orcid.org/0000-0001-9866-737X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pieter Suanet","raw_affiliation_strings":["Aucxis CVBA, Stekene, Belgium"],"raw_orcid":"https://orcid.org/0000-0001-9866-737X","affiliations":[{"raw_affiliation_string":"Aucxis CVBA, Stekene, Belgium","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021128973","display_name":"David Plets","orcid":"https://orcid.org/0000-0002-8879-5076"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"David Plets","raw_affiliation_strings":["Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-8879-5076","affiliations":[{"raw_affiliation_string":"Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022588449","display_name":"Jeroen Hoebeke","orcid":"https://orcid.org/0000-0003-2039-007X"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Jeroen Hoebeke","raw_affiliation_strings":["Department of Information Technology, Internet Technology and Data Science Laboratory (IDLab), Ghent University-imec, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0003-2039-007X","affiliations":[{"raw_affiliation_string":"Department of Information Technology, Internet Technology and Data Science Laboratory (IDLab), Ghent University-imec, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026442244","display_name":"Eli De Poorter","orcid":"https://orcid.org/0000-0002-0214-5751"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Eli De Poorter","raw_affiliation_strings":["Department of Information Technology, Internet Technology and Data Science Laboratory (IDLab), Ghent University-imec, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-0214-5751","affiliations":[{"raw_affiliation_string":"Department of Information Technology, Internet Technology and Data Science Laboratory (IDLab), Ghent University-imec, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018341759","display_name":"Wout Joseph","orcid":"https://orcid.org/0000-0002-8807-0673"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Wout Joseph","raw_affiliation_strings":["Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-8807-0673","affiliations":[{"raw_affiliation_string":"Department of Information Technology, WAVES Group, Ghent University-imec, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5100398941"],"corresponding_institution_ids":["https://openalex.org/I32597200"],"apc_list":null,"apc_paid":null,"fwci":4.9819,"has_fulltext":true,"cited_by_count":64,"citation_normalized_percentile":{"value":0.95881398,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"70","issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9991999864578247,"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":0.9991999864578247,"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/T11814","display_name":"Advanced Manufacturing and Logistics Optimization","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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":0.9904000163078308,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6882124543190002},{"id":"https://openalex.org/keywords/drone","display_name":"Drone","score":0.6626457571983337},{"id":"https://openalex.org/keywords/ultra-high-frequency","display_name":"Ultra high frequency","score":0.6476158499717712},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.49674516916275024},{"id":"https://openalex.org/keywords/radio-frequency-identification","display_name":"Radio-frequency identification","score":0.4867668151855469},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.46371912956237793},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.43442660570144653},{"id":"https://openalex.org/keywords/phase-center","display_name":"Phase center","score":0.4344092905521393},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.4185827076435089},{"id":"https://openalex.org/keywords/geolocation","display_name":"Geolocation","score":0.41060927510261536},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3641921579837799},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22800788283348083},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.10538798570632935}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6882124543190002},{"id":"https://openalex.org/C59519942","wikidata":"https://www.wikidata.org/wiki/Q650665","display_name":"Drone","level":2,"score":0.6626457571983337},{"id":"https://openalex.org/C96122199","wikidata":"https://www.wikidata.org/wiki/Q628096","display_name":"Ultra high frequency","level":2,"score":0.6476158499717712},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.49674516916275024},{"id":"https://openalex.org/C204222849","wikidata":"https://www.wikidata.org/wiki/Q104954","display_name":"Radio-frequency identification","level":2,"score":0.4867668151855469},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.46371912956237793},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.43442660570144653},{"id":"https://openalex.org/C7615733","wikidata":"https://www.wikidata.org/wiki/Q2085398","display_name":"Phase center","level":3,"score":0.4344092905521393},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.4185827076435089},{"id":"https://openalex.org/C22041718","wikidata":"https://www.wikidata.org/wiki/Q638949","display_name":"Geolocation","level":2,"score":0.41060927510261536},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3641921579837799},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22800788283348083},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.10538798570632935},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tim.2021.3069377","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2021.3069377","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"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 Instrumentation and Measurement","raw_type":"journal-article"},{"id":"pmh:oai:archive.ugent.be:8724149","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-8724149","pdf_url":"https://biblio.ugent.be/publication/8724149/file/8724153.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1557-9662","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:archive.ugent.be:8724149","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-8724149","pdf_url":"https://biblio.ugent.be/publication/8724149/file/8724153.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1557-9662","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3142581566.pdf","grobid_xml":"https://content.openalex.org/works/W3142581566.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W170732776","https://openalex.org/W1615828794","https://openalex.org/W1972063783","https://openalex.org/W2026384490","https://openalex.org/W2070434033","https://openalex.org/W2086908048","https://openalex.org/W2160266360","https://openalex.org/W2460321923","https://openalex.org/W2526758579","https://openalex.org/W2590450135","https://openalex.org/W2761781831","https://openalex.org/W2770939175","https://openalex.org/W2793454090","https://openalex.org/W2842089854","https://openalex.org/W2846905537","https://openalex.org/W2885275826","https://openalex.org/W2911737756","https://openalex.org/W2971698847","https://openalex.org/W2973093808","https://openalex.org/W2990138309","https://openalex.org/W2996796995","https://openalex.org/W3014344344","https://openalex.org/W3022640110","https://openalex.org/W3045264917","https://openalex.org/W3092161016","https://openalex.org/W4240592325","https://openalex.org/W6636255090","https://openalex.org/W6767997445","https://openalex.org/W6784276768"],"related_works":["https://openalex.org/W2163194970","https://openalex.org/W4229448053","https://openalex.org/W3105229732","https://openalex.org/W4285153716","https://openalex.org/W2673135913","https://openalex.org/W2890875378","https://openalex.org/W4236373924","https://openalex.org/W1031946321","https://openalex.org/W2479707740","https://openalex.org/W2357525140"],"abstract_inverted_index":{"Radio":[0],"frequency":[1],"identification":[2],"(RFID)":[3],"technology":[4],"attracts":[5],"extensive":[6],"attention":[7],"for":[8,36],"industrial":[9],"applications,":[10],"especially":[11],"supply":[12],"chain":[13],"businesses":[14],"and":[15,79,101,146,188,194,200],"inventory":[16,37],"management.":[17],"In":[18,41,111],"this":[19,83],"article,":[20],"a":[21,87,166,174],"passive":[22],"RFID":[23,90],"localization":[24,91],"scheme":[25],"based":[26,93,136],"on":[27,62,94,118,137],"unmanned":[28],"aerial":[29],"vehicles":[30],"(UAVs)":[31],"or":[32],"drones":[33],"is":[34,104],"established":[35],"management":[38],"in":[39,53,173],"warehouses.":[40],"case":[42],"of":[43,47,128,150,162],"the":[44,48,56,112,115,119,126,129,138,147,159,179,190],"major":[45],"challenge":[46],"on-board":[49],"antenna":[50,64,108],"tracking":[51,109],"errors":[52,78],"practical":[54],"scenarios,":[55],"state-of-the-art":[57],"(SOTA)":[58],"numerical":[59],"methods":[60],"rely":[61],"accurate":[63],"positions,":[65],"such":[66],"as":[67],"synthetic":[68],"aperture":[69],"radar":[70],"(SAR)-based":[71],"algorithms,":[72],"which":[73,103,132],"will":[74],"introduce":[75],"large":[76],"positioning":[77,186],"become":[80],"unreliable.":[81],"To":[82],"end,":[84],"we":[85],"propose":[86],"new":[88],"relative":[89],"method":[92,181],"phase,":[95],"received":[96],"signal":[97],"strength":[98],"indicator":[99],"(RSSI),":[100],"readability,":[102],"little":[105],"affected":[106],"by":[107],"errors.":[110],"proposed":[113,180],"method,":[114],"tagged":[116,163,191],"items":[117,192],"racks":[120],"are":[121,155],"located":[122],"laterally":[123],"through":[124],"pinpointing":[125],"minimum":[127],"unwrapped":[130,135],"phases,":[131],"have":[133],"been":[134],"hybrid":[139],"random":[140],"forest":[141],"(RF)":[142],"model.":[143],"RSSI":[144],"differences":[145],"read":[148],"count":[149],"each":[151],"patch":[152],"antenna's":[153],"beam":[154],"utilized":[156],"to":[157],"distinguish":[158],"rack":[160],"level":[161],"assets":[164],"via":[165],"boosting":[167],"tree":[168],"classifier.":[169],"The":[170],"experimental":[171],"results":[172],"real":[175],"warehouse":[176],"show":[177],"that":[178],"achieves":[182],"27.1-cm":[183],"mean":[184],"lateral":[185],"accuracy":[187],"orders":[189],"horizontally":[193],"vertically":[195],"with":[196],"more":[197],"than":[198],"96.7%":[199],"98.0%":[201],"accuracy,":[202],"respectively.":[203]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":22},{"year":2023,"cited_by_count":17},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":2}],"updated_date":"2026-05-27T09:02:27.158192","created_date":"2025-10-10T00:00:00"}