{"id":"https://openalex.org/W2901258092","doi":"https://doi.org/10.3390/s18124104","title":"Bandwidth Cost Minimization via User Association for Enterprise WLANs","display_name":"Bandwidth Cost Minimization via User Association for Enterprise WLANs","publication_year":2018,"publication_date":"2018-11-23","ids":{"openalex":"https://openalex.org/W2901258092","doi":"https://doi.org/10.3390/s18124104","mag":"2901258092","pmid":"https://pubmed.ncbi.nlm.nih.gov/30477145"},"language":"en","primary_location":{"id":"doi:10.3390/s18124104","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18124104","pdf_url":"https://www.mdpi.com/1424-8220/18/12/4104/pdf?version=1542968029","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/18/12/4104/pdf?version=1542968029","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5103077046","display_name":"Xili Wan","orcid":"https://orcid.org/0000-0002-6537-843X"},"institutions":[{"id":"https://openalex.org/I134687103","display_name":"Nanjing Tech University","ror":"https://ror.org/03sd35x91","country_code":"CN","type":"education","lineage":["https://openalex.org/I134687103"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xili Wan","raw_affiliation_strings":["School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China","institution_ids":["https://openalex.org/I134687103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103253178","display_name":"Xinjie Guan","orcid":"https://orcid.org/0000-0002-1158-3366"},"institutions":[{"id":"https://openalex.org/I134687103","display_name":"Nanjing Tech University","ror":"https://ror.org/03sd35x91","country_code":"CN","type":"education","lineage":["https://openalex.org/I134687103"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xinjie Guan","raw_affiliation_strings":["School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China"],"raw_orcid":"https://orcid.org/0000-0002-1158-3366","affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China","institution_ids":["https://openalex.org/I134687103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029157617","display_name":"Wentian Zhao","orcid":"https://orcid.org/0009-0006-7645-8263"},"institutions":[{"id":"https://openalex.org/I134687103","display_name":"Nanjing Tech University","ror":"https://ror.org/03sd35x91","country_code":"CN","type":"education","lineage":["https://openalex.org/I134687103"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wentian Zhao","raw_affiliation_strings":["School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China","institution_ids":["https://openalex.org/I134687103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066589648","display_name":"Guangwei Bai","orcid":null},"institutions":[{"id":"https://openalex.org/I134687103","display_name":"Nanjing Tech University","ror":"https://ror.org/03sd35x91","country_code":"CN","type":"education","lineage":["https://openalex.org/I134687103"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangwei Bai","raw_affiliation_strings":["School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing Tech University, Nanjing 211816, China","institution_ids":["https://openalex.org/I134687103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000531931","display_name":"Baek\u2010Young Choi","orcid":"https://orcid.org/0000-0003-4449-2425"},"institutions":[{"id":"https://openalex.org/I75421653","display_name":"University of Missouri\u2013Kansas City","ror":"https://ror.org/01w0d5g70","country_code":"US","type":"education","lineage":["https://openalex.org/I75421653"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Baek-Young Choi","raw_affiliation_strings":["Department of Computer Science Electrical Engineering, University of Missouri-Kansas City, Kansas City, MO 64110, USA"],"raw_orcid":"https://orcid.org/0000-0003-4449-2425","affiliations":[{"raw_affiliation_string":"Department of Computer Science Electrical Engineering, University of Missouri-Kansas City, Kansas City, MO 64110, USA","institution_ids":["https://openalex.org/I75421653"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5103253178"],"corresponding_institution_ids":["https://openalex.org/I134687103"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1567865,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"18","issue":"12","first_page":"4104","last_page":"4104"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9988999962806702,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7940565347671509},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6433811187744141},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.6037851572036743},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.518108069896698},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4982333183288574},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4403533935546875},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.43458619713783264},{"id":"https://openalex.org/keywords/wireless-lan","display_name":"Wireless lan","score":0.4316520392894745},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.4170345067977905},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.35633838176727295},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.17573538422584534},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1447485387325287}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7940565347671509},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6433811187744141},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.6037851572036743},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.518108069896698},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4982333183288574},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4403533935546875},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.43458619713783264},{"id":"https://openalex.org/C2985434377","wikidata":"https://www.wikidata.org/wiki/Q212607","display_name":"Wireless lan","level":3,"score":0.4316520392894745},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.4170345067977905},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.35633838176727295},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.17573538422584534},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1447485387325287},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.3390/s18124104","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18124104","pdf_url":"https://www.mdpi.com/1424-8220/18/12/4104/pdf?version=1542968029","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:30477145","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30477145","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:21fef01f83a546cf9bbae92f4895835a","is_oa":true,"landing_page_url":"https://doaj.org/article/21fef01f83a546cf9bbae92f4895835a","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":"Sensors, Vol 18, Iss 12, p 4104 (2018)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:5292240","is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC6308852","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"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":"","raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/18/12/4104/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s18124104","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:6308852","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6308852","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s18124104","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18124104","pdf_url":"https://www.mdpi.com/1424-8220/18/12/4104/pdf?version=1542968029","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.6399999856948853,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G2985952778","display_name":null,"funder_award_id":"61602235","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3485851079","display_name":null,"funder_award_id":"BK20161007","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"},{"id":"https://openalex.org/G8682843298","display_name":null,"funder_award_id":"61802176","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/F4320321605","display_name":"Government of Jiangsu Province","ror":"https://ror.org/004svx814"},{"id":"https://openalex.org/F4320322769","display_name":"Natural Science Foundation of Jiangsu Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2901258092.pdf","grobid_xml":"https://content.openalex.org/works/W2901258092.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W1632601927","https://openalex.org/W1758406427","https://openalex.org/W1984628625","https://openalex.org/W1985822906","https://openalex.org/W2001681828","https://openalex.org/W2010630450","https://openalex.org/W2011092704","https://openalex.org/W2014369282","https://openalex.org/W2020398155","https://openalex.org/W2039979646","https://openalex.org/W2040441164","https://openalex.org/W2050374800","https://openalex.org/W2055259789","https://openalex.org/W2065092668","https://openalex.org/W2104144451","https://openalex.org/W2116070975","https://openalex.org/W2119744615","https://openalex.org/W2133492106","https://openalex.org/W2136698574","https://openalex.org/W2143690081","https://openalex.org/W2159186552","https://openalex.org/W2160710554","https://openalex.org/W2165715302","https://openalex.org/W2218860250","https://openalex.org/W2408343751","https://openalex.org/W2491230641","https://openalex.org/W2548413194","https://openalex.org/W2888164202","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W3034529322","https://openalex.org/W2136583354","https://openalex.org/W2111238207","https://openalex.org/W2115913271","https://openalex.org/W2113597336","https://openalex.org/W2155505549","https://openalex.org/W2357479218","https://openalex.org/W1819546284","https://openalex.org/W2101302517","https://openalex.org/W2004445845"],"abstract_inverted_index":{"Enterprise":[0],"Wireless":[1],"LANs":[2],"(E-WLANs)":[3],"such":[4],"as":[5,135],"airport":[6],"WiFi,":[7],"have":[8,61],"become":[9],"a":[10,39,43,165],"convenient":[11],"way":[12],"for":[13,16,38],"Internet":[14],"access":[15,22],"mobile":[17,44,112],"users.":[18],"In":[19],"an":[20,136,147],"E-WLAN,":[21],"points":[23],"(APs)":[24],"are":[25],"usually":[26],"deployed":[27],"with":[28,51,73,128,164],"high-density":[29],"around":[30],"the":[31,57,99,102,108,116,125,141,158,169,177],"infrastructure":[32],"to":[33,49,69,168],"provide":[34],"sufficient":[35],"coverage":[36],"and":[37,120,152],"better":[40],"service,":[41],"where":[42],"user":[45,66,96,118],"chooses":[46],"one":[47],"AP":[48],"associate":[50],"among":[52],"multiple":[53],"available":[54],"APs":[55],"in":[56,87,124],"vicinity.":[58],"Many":[59],"studies":[60],"been":[62],"done":[63],"on":[64,91],"developing":[65],"association":[67,97,119],"techniques":[68],"increase":[70],"system":[71],"performance,":[72],"various":[74],"objectives":[75],"including":[76],"network":[77],"throughput":[78],"maximization,":[79],"load":[80],"balancing":[81],"etc.":[82],"Our":[83],"work":[84],"is":[85],"unique":[86],"that":[88,157],"we":[89,114,145],"focused":[90],"bandwidth":[92,109,133],"cost":[93,121],"minimization":[94,122],"via":[95],"from":[98,111,131],"perspective":[100],"of":[101,179],"E-WLAN":[103,127],"operators.":[104],"Specifically,":[105],"by":[106],"considering":[107],"demands":[110,134],"users,":[113],"modeled":[115],"joint":[117],"problem":[123,143],"heterogeneous":[126],"additional":[129],"constraints":[130],"individual":[132],"optimization":[137,142,170],"problem.":[138,171],"To":[139],"solve":[140],"efficiently,":[144],"propose":[146],"approximation":[148],"algorithm":[149,160,182],"using":[150],"relaxation":[151],"rounding":[153],"techniques.":[154],"We":[155],"prove":[156],"proposed":[159,181],"has":[161],"performance":[162],"bound":[163],"constant":[166],"ratio":[167],"Furthermore,":[172],"our":[173,180],"simulation":[174],"results":[175],"exhibit":[176],"superiority":[178],"over":[183],"prior":[184],"schemes.":[185]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}