{"id":"https://openalex.org/W3211006214","doi":"https://doi.org/10.1109/pimrc50174.2021.9569249","title":"A Visible Light Positioning System based on Support Vector Machines","display_name":"A Visible Light Positioning System based on Support Vector Machines","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3211006214","doi":"https://doi.org/10.1109/pimrc50174.2021.9569249","mag":"3211006214"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc50174.2021.9569249","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc50174.2021.9569249","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-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/A5102810885","display_name":"Neha Chaudhary","orcid":"https://orcid.org/0000-0001-6255-2749"},"institutions":[{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]},{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Neha Chaudhary","raw_affiliation_strings":["Telecomunica\u00e7\u00f5es e Inform\u00e1tica, Universidade de Aveiro, Aveiro, Portugal"],"affiliations":[{"raw_affiliation_string":"Telecomunica\u00e7\u00f5es e Inform\u00e1tica, Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022866169","display_name":"Othman Isam Younus","orcid":"https://orcid.org/0000-0003-2015-1175"},"institutions":[{"id":"https://openalex.org/I32394136","display_name":"Northumbria University","ror":"https://ror.org/049e6bc10","country_code":"GB","type":"education","lineage":["https://openalex.org/I32394136"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Othman Isam Younus","raw_affiliation_strings":["Optical Communications Research Group, Faculty of Engineering and Environment, Northumbria University, Newcastle Upon Tyne, U.K"],"affiliations":[{"raw_affiliation_string":"Optical Communications Research Group, Faculty of Engineering and Environment, Northumbria University, Newcastle Upon Tyne, U.K","institution_ids":["https://openalex.org/I32394136"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054195153","display_name":"Zahra Nazari Chaleshtori","orcid":"https://orcid.org/0000-0003-3603-5523"},"institutions":[{"id":"https://openalex.org/I44504214","display_name":"Czech Technical University in Prague","ror":"https://ror.org/03kqpb082","country_code":"CZ","type":"education","lineage":["https://openalex.org/I44504214"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Zahra Nazari Chaleshtori","raw_affiliation_strings":["Czech Technical University in Prague, Prague, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Czech Technical University in Prague, Prague, Czech Republic","institution_ids":["https://openalex.org/I44504214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084947502","display_name":"Lu\u00eds Nero Alves","orcid":"https://orcid.org/0000-0002-8071-9546"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Luis Nero Alves","raw_affiliation_strings":["Telecomunica\u00e7\u00f5es e Inform\u00e1tica, Universidade de Aveiro, Aveiro, Portugal"],"affiliations":[{"raw_affiliation_string":"Telecomunica\u00e7\u00f5es e Inform\u00e1tica, Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009712820","display_name":"Zabih Ghassemlooy","orcid":"https://orcid.org/0000-0002-5780-9703"},"institutions":[{"id":"https://openalex.org/I32394136","display_name":"Northumbria University","ror":"https://ror.org/049e6bc10","country_code":"GB","type":"education","lineage":["https://openalex.org/I32394136"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Zabih Ghassemlooy","raw_affiliation_strings":["Optical Communications Research Group, Faculty of Engineering and Environment, Northumbria University, Newcastle Upon Tyne, U.K"],"affiliations":[{"raw_affiliation_string":"Optical Communications Research Group, Faculty of Engineering and Environment, Northumbria University, Newcastle Upon Tyne, U.K","institution_ids":["https://openalex.org/I32394136"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078401803","display_name":"Stanislav Zv\u00e1novec","orcid":"https://orcid.org/0000-0002-7902-2143"},"institutions":[{"id":"https://openalex.org/I44504214","display_name":"Czech Technical University in Prague","ror":"https://ror.org/03kqpb082","country_code":"CZ","type":"education","lineage":["https://openalex.org/I44504214"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Stanislav Zvanovec","raw_affiliation_strings":["Czech Technical University in Prague, Prague, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Czech Technical University in Prague, Prague, Czech Republic","institution_ids":["https://openalex.org/I44504214"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5102810885"],"corresponding_institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"],"apc_list":null,"apc_paid":null,"fwci":0.4062,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.61698641,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"9","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9980000257492065,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9980000257492065,"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/T11963","display_name":"Impact of Light on Environment and Health","score":0.9664000272750854,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9639000296592712,"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":0.674981951713562},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.6137492060661316},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4647367000579834},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3883187472820282}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.674981951713562},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.6137492060661316},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4647367000579834},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3883187472820282}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/pimrc50174.2021.9569249","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc50174.2021.9569249","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"},{"id":"pmh:oai:ria.ua.pt:10773/41186","is_oa":false,"landing_page_url":"http://hdl.handle.net/10773/41186","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"book part"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4399999976158142,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320311737","display_name":"Northumbria University","ror":"https://ror.org/049e6bc10"},{"id":"https://openalex.org/F4320320366","display_name":"European Cooperation in Science and Technology","ror":"https://ror.org/01bstzn19"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W368270136","https://openalex.org/W1993635590","https://openalex.org/W2010898475","https://openalex.org/W2011831153","https://openalex.org/W2042706896","https://openalex.org/W2134081653","https://openalex.org/W2195032891","https://openalex.org/W2343107556","https://openalex.org/W2379838048","https://openalex.org/W2584241517","https://openalex.org/W2587487731","https://openalex.org/W2605985194","https://openalex.org/W2749750670","https://openalex.org/W2791124749","https://openalex.org/W2791153430","https://openalex.org/W2910832580","https://openalex.org/W2922516170","https://openalex.org/W2950927807","https://openalex.org/W2965384576","https://openalex.org/W2965596286","https://openalex.org/W2981035489","https://openalex.org/W3101359622","https://openalex.org/W3103607215","https://openalex.org/W3106929366","https://openalex.org/W3128707585","https://openalex.org/W3154667272","https://openalex.org/W3158413137","https://openalex.org/W6794406207"],"related_works":["https://openalex.org/W2058170566","https://openalex.org/W2772917594","https://openalex.org/W2755342338","https://openalex.org/W2166024367","https://openalex.org/W3116076068","https://openalex.org/W2229312674","https://openalex.org/W2951359407","https://openalex.org/W2079911747","https://openalex.org/W1969923398","https://openalex.org/W2775347418"],"abstract_inverted_index":{"In":[0,57],"this":[1],"work,":[2],"a":[3,30,129],"new":[4],"indoor":[5],"visible":[6],"light":[7],"positioning":[8,93,98,130],"algorithm":[9,36],"is":[10,63,71,140],"proposed":[11],"based":[12],"on":[13],"support":[14],"vector":[15],"machines":[16],"(SVM)":[17],"and":[18,29,110,137,150],"polynomial":[19,46],"regression.":[20],"Two":[21],"different":[22,115],"multipath":[23],"environments":[24],"of":[25,54,81,104,134,147],"an":[26,61,89],"empty":[27,90],"room":[28,32],"furnished":[31,127],"are":[33,107],"considered.":[34],"The":[35,84],"starts":[37],"by":[38],"addressing":[39],"the":[40,51,55,58,67,79,82,92,97,119,123,126],"received":[41],"power":[42],"distance":[43],"relation,":[44],"considering":[45],"regression":[47],"models":[48],"fitted":[49],"to":[50,65,77,118],"specific":[52],"areas":[53],"room.":[56,124],"second":[59],"stage,":[60],"SVM":[62],"used":[64,72],"classify":[66],"best-fitted":[68],"polynomial,":[69],"which":[70],"with":[73],"nonlinear":[74],"least":[75],"squares":[76],"estimate":[78],"position":[80],"receiver.":[83],"results":[85],"show":[86],"that,":[87],"in":[88,122],"room,":[91,128],"accuracy":[94,132],"improvement":[95,133],"for":[96,113,142],"error,":[99],"\u03b5":[100,143],"<inf":[101,144],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[102,145],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">p</inf>":[103,146],"2.5":[105],"cm":[106],"36.1,":[108],"58.3,":[109],"72.2":[111],"%":[112,139],"three":[114],"scenarios":[116],"according":[117],"regions\u2019":[120],"distribution":[121],"For":[125],"relative":[131],"214,":[135],"170,":[136],"100":[138],"observed":[141],"0.1,":[148],"0.2,":[149],"0.3":[151],"m,":[152],"respectively.":[153]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}