{"id":"https://openalex.org/W2140865962","doi":"https://doi.org/10.1109/itsc.2009.5309681","title":"Discrepancy in real-time traveler info websites traffic condition estimation based on rough set theory","display_name":"Discrepancy in real-time traveler info websites traffic condition estimation based on rough set theory","publication_year":2009,"publication_date":"2009-10-01","ids":{"openalex":"https://openalex.org/W2140865962","doi":"https://doi.org/10.1109/itsc.2009.5309681","mag":"2140865962"},"language":"en","primary_location":{"id":"doi:10.1109/itsc.2009.5309681","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itsc.2009.5309681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","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/A5100458874","display_name":"Hao Liu","orcid":"https://orcid.org/0000-0003-0994-6284"},"institutions":[{"id":"https://openalex.org/I4210127216","display_name":"Ministry of Transport","ror":"https://ror.org/031wq1t38","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127216"]},{"id":"https://openalex.org/I4210139553","display_name":"Research Institute of Highway","ror":"https://ror.org/0335kqk33","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127216","https://openalex.org/I4210139553"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hao Liu","raw_affiliation_strings":["National ITS Research Center, Ministry of Transport, Research Institute of Highway, Beijing, China","National ITS Research Center, Research Institute of Highway Ministry of Transport, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National ITS Research Center, Ministry of Transport, Research Institute of Highway, Beijing, China","institution_ids":["https://openalex.org/I4210139553","https://openalex.org/I4210127216"]},{"raw_affiliation_string":"National ITS Research Center, Research Institute of Highway Ministry of Transport, Beijing, China","institution_ids":["https://openalex.org/I4210139553","https://openalex.org/I4210127216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100365702","display_name":"Ke Zhang","orcid":"https://orcid.org/0000-0001-9875-4879"},"institutions":[{"id":"https://openalex.org/I4210139553","display_name":"Research Institute of Highway","ror":"https://ror.org/0335kqk33","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127216","https://openalex.org/I4210139553"]},{"id":"https://openalex.org/I4210127216","display_name":"Ministry of Transport","ror":"https://ror.org/031wq1t38","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Zhang","raw_affiliation_strings":["National ITS Research Center, Ministry of Transport, Research Institute of Highway, Beijing, China","National ITS Research Center, Research Institute of Highway Ministry of Transport, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National ITS Research Center, Ministry of Transport, Research Institute of Highway, Beijing, China","institution_ids":["https://openalex.org/I4210139553","https://openalex.org/I4210127216"]},{"raw_affiliation_string":"National ITS Research Center, Research Institute of Highway Ministry of Transport, Beijing, China","institution_ids":["https://openalex.org/I4210139553","https://openalex.org/I4210127216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100458874"],"corresponding_institution_ids":["https://openalex.org/I4210127216","https://openalex.org/I4210139553"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17101239,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9876000285148621,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9786999821662903,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/beijing","display_name":"Beijing","score":0.8024760484695435},{"id":"https://openalex.org/keywords/rough-set","display_name":"Rough set","score":0.7222577333450317},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6533913016319275},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5929032564163208},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.5539718866348267},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.4660813510417938},{"id":"https://openalex.org/keywords/data-set","display_name":"Data set","score":0.43373551964759827},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.28094127774238586},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13791319727897644},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.10003572702407837}],"concepts":[{"id":"https://openalex.org/C2778304055","wikidata":"https://www.wikidata.org/wiki/Q657474","display_name":"Beijing","level":3,"score":0.8024760484695435},{"id":"https://openalex.org/C111012933","wikidata":"https://www.wikidata.org/wiki/Q3137210","display_name":"Rough set","level":2,"score":0.7222577333450317},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6533913016319275},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5929032564163208},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5539718866348267},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.4660813510417938},{"id":"https://openalex.org/C58489278","wikidata":"https://www.wikidata.org/wiki/Q1172284","display_name":"Data set","level":2,"score":0.43373551964759827},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.28094127774238586},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13791319727897644},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10003572702407837},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.0},{"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/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/itsc.2009.5309681","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itsc.2009.5309681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.7900000214576721}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W647941821","https://openalex.org/W1488236515","https://openalex.org/W1508620301","https://openalex.org/W1584679449","https://openalex.org/W1978030759","https://openalex.org/W4246880252","https://openalex.org/W6634759435"],"related_works":["https://openalex.org/W2015747722","https://openalex.org/W2362050182","https://openalex.org/W1985015628","https://openalex.org/W2369031945","https://openalex.org/W2204496524","https://openalex.org/W2388587252","https://openalex.org/W2354040054","https://openalex.org/W1970534408","https://openalex.org/W2350442377","https://openalex.org/W2594414941"],"abstract_inverted_index":{"More":[0],"and":[1],"more":[2],"real-time":[3,13],"traveler":[4],"information":[5],"Websites":[6],"have":[7,30],"been":[8],"set":[9,84],"up":[10],"to":[11,86,103],"provide":[12,46],"traffic":[14,19,48,57,64,91,135],"condition":[15,49,92],"information.":[16,50],"They":[17],"derive":[18],"conditions":[20,58,65,136],"with":[21,69,137],"different":[22,26],"algorithms":[23],"based":[24],"on":[25],"data":[27],"sources.":[28],"We":[29],"found":[31],"that":[32,127],"there":[33],"is":[34,66,131],"a":[35,60,73,82],"discrepancy":[36],"among":[37],"those":[38],"Websites.":[39],"This":[40,79],"certainly":[41],"confuses":[42],"users":[43],"because":[44],"they":[45],"inconsistent":[47],"As":[51],"known,":[52],"people":[53],"draw":[54],"conclusions":[55],"of":[56,90,107,123,133],"in":[59,99,115],"vague":[61],"way.":[62],"Estimating":[63],"not":[67],"necessary":[68],"high":[70],"resolution,":[71],"while":[72],"rough":[74,83],"classification":[75],"might":[76],"be":[77],"enough.":[78],"paper":[80],"presents":[81],"model":[85,130],"address":[87],"the":[88,105,111,124],"problem":[89],"estimation.":[93],"A":[94],"densely":[95],"used":[96,114,118],"urban":[97],"arterial":[98],"Beijing":[100],"was":[101],"selected":[102],"test":[104],"performance":[106],"this":[108,128],"model.":[109],"Also,":[110],"existing":[112],"models":[113],"practice":[116],"are":[117],"for":[119],"comparison.":[120],"The":[121],"results":[122],"comparisons":[125],"indicate":[126],"proposed":[129],"capable":[132],"classifying":[134],"satisfying":[138],"accuracy.":[139]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}