{"id":"https://openalex.org/W2785822975","doi":"https://doi.org/10.1109/tits.2018.2873150","title":"Estimating Phase Duration for SPaT Messages","display_name":"Estimating Phase Duration for SPaT Messages","publication_year":2018,"publication_date":"2018-10-19","ids":{"openalex":"https://openalex.org/W2785822975","doi":"https://doi.org/10.1109/tits.2018.2873150","mag":"2785822975"},"language":"en","primary_location":{"id":"doi:10.1109/tits.2018.2873150","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tits.2018.2873150","pdf_url":null,"source":{"id":"https://openalex.org/S144771191","display_name":"IEEE Transactions on Intelligent Transportation Systems","issn_l":"1524-9050","issn":["1524-9050","1558-0016"],"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 Intelligent Transportation Systems","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1710.05394","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5005841750","display_name":"Shahana Ibrahim","orcid":"https://orcid.org/0000-0003-1951-5234"},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Shahana Ibrahim","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Texas A&M University, College Station, TX, USA","Department of Electrical and Computer Engineering Texas A&M University College Station TX USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A&M University, College Station, TX, USA","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering Texas A&M University College Station TX USA","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053096993","display_name":"Dileep Kalathil","orcid":"https://orcid.org/0000-0001-7968-5185"},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dileep Kalathil","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Texas A&M University, College Station, TX, USA","Department of Electrical and Computer Engineering Texas A&M University College Station TX USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A&M University, College Station, TX, USA","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering Texas A&M University College Station TX USA","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015148963","display_name":"Rene O. Sanchez","orcid":"https://orcid.org/0000-0003-0085-3372"},"institutions":[{"id":"https://openalex.org/I4210097934","display_name":"Sensys Networks (United States)","ror":"https://ror.org/0120t7422","country_code":"US","type":"company","lineage":["https://openalex.org/I4210097934"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rene O. Sanchez","raw_affiliation_strings":["Sensys Networks, Berkeley, CA, USA"],"affiliations":[{"raw_affiliation_string":"Sensys Networks, Berkeley, CA, USA","institution_ids":["https://openalex.org/I4210097934"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040150415","display_name":"Pravin Varaiya","orcid":"https://orcid.org/0000-0002-1900-9932"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Pravin Varaiya","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California at Berkeley, Berkeley, CA, USA","Department of Electrical Engineering and Computer Sciences, University of California at Berkeley, Berkeley, CA USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California at Berkeley, Berkeley, CA, USA","institution_ids":["https://openalex.org/I95457486"]},{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California at Berkeley, Berkeley, CA USA","institution_ids":["https://openalex.org/I95457486"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5005841750"],"corresponding_institution_ids":["https://openalex.org/I91045830"],"apc_list":null,"apc_paid":null,"fwci":0.15,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.50655507,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"20","issue":"7","first_page":"2668","last_page":"2676"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12095","display_name":"Vehicle emissions and performance","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T12095","display_name":"Vehicle emissions and performance","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T10524","display_name":"Traffic control and management","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10370","display_name":"Traffic and Road Safety","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"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/intersection","display_name":"Intersection (aeronautics)","score":0.8900406360626221},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.8509629964828491},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.6836593747138977},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.6381083726882935},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6029847264289856},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5455774664878845},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3603286147117615},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17348691821098328},{"id":"https://openalex.org/keywords/transport-engineering","display_name":"Transport engineering","score":0.11462318897247314}],"concepts":[{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.8900406360626221},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.8509629964828491},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.6836593747138977},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.6381083726882935},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6029847264289856},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5455774664878845},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3603286147117615},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17348691821098328},{"id":"https://openalex.org/C22212356","wikidata":"https://www.wikidata.org/wiki/Q775325","display_name":"Transport engineering","level":1,"score":0.11462318897247314},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"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/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tits.2018.2873150","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tits.2018.2873150","pdf_url":null,"source":{"id":"https://openalex.org/S144771191","display_name":"IEEE Transactions on Intelligent Transportation Systems","issn_l":"1524-9050","issn":["1524-9050","1558-0016"],"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 Intelligent Transportation Systems","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1710.05394","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1710.05394","pdf_url":"https://arxiv.org/pdf/1710.05394","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"mag:2785822975","is_oa":true,"landing_page_url":"http://export.arxiv.org/pdf/1710.05394","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.1710.05394","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1710.05394","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1710.05394","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1710.05394","pdf_url":"https://arxiv.org/pdf/1710.05394","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},"sustainable_development_goals":[{"score":0.8700000047683716,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G2414494129","display_name":null,"funder_award_id":"65A0529 TO041","funder_id":"https://openalex.org/F4320308025","funder_display_name":"California Department of Transportation"}],"funders":[{"id":"https://openalex.org/F4320308025","display_name":"California Department of Transportation","ror":"https://ror.org/04d46jp54"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2785822975.pdf","grobid_xml":"https://content.openalex.org/works/W2785822975.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W1892113842","https://openalex.org/W1982717593","https://openalex.org/W2051612742","https://openalex.org/W2073568466","https://openalex.org/W2082285763","https://openalex.org/W2085882886","https://openalex.org/W2087144394","https://openalex.org/W2099801425","https://openalex.org/W2122169437","https://openalex.org/W2152918251","https://openalex.org/W2157525649","https://openalex.org/W2288889479","https://openalex.org/W2528158610","https://openalex.org/W2536412503","https://openalex.org/W2587199548","https://openalex.org/W2588904978"],"related_works":["https://openalex.org/W2963951556","https://openalex.org/W3130829854","https://openalex.org/W2014739758","https://openalex.org/W2436256380","https://openalex.org/W3005084758","https://openalex.org/W577885318","https://openalex.org/W2052294410","https://openalex.org/W2737904742","https://openalex.org/W578073987","https://openalex.org/W2619579353","https://openalex.org/W590813399","https://openalex.org/W2913277766","https://openalex.org/W3094482447","https://openalex.org/W2884513744","https://openalex.org/W2257648425","https://openalex.org/W2093194331","https://openalex.org/W2305275959","https://openalex.org/W2161478864","https://openalex.org/W610377477","https://openalex.org/W631089874"],"abstract_inverted_index":{"A":[0],"signal":[1,70,95],"phase":[2,10,71],"and":[3,150],"timing":[4],"(SPaT)":[5],"message":[6],"describes":[7],"the":[8,23,107,110,113,118,129,132,164,168],"current":[9],"at":[11,61,94],"a":[12,37,41,65],"signalized":[13],"intersection":[14,63,82],"for":[15,40],"each":[16],"lane,":[17],"together":[18],"with":[19,64,117],"an":[20,53,62,81],"estimate":[21],"of":[22,26,109,112,131,148,152,163,167],"residual":[24,114,133,165],"time":[25,115,127,134,166],"that":[27,43],"phase.":[28,170],"Accurate":[29],"SPaT":[30,58],"messages":[31],"can":[32,90],"be":[33,91],"used":[34],"to":[35],"construct":[36],"speed":[38],"profile":[39],"vehicle":[42],"reduces":[44],"its":[45],"fuel":[46],"consumption":[47],"as":[48,126,140],"it":[49],"approaches":[50,158],"or":[51,137],"leaves":[52],"intersection.":[54],"This":[55,97],"paper":[56,98],"presents":[57],"estimation":[59],"algorithms":[60,74,89],"semi-actuated":[66],"signal,":[67],"using":[68,77],"real-time":[69,103],"measurements.":[72],"The":[73,88],"are":[75],"evaluated":[76],"high-resolution":[78],"data":[79,123],"from":[80],"in":[83,145],"Montgomery":[84],"County,":[85],"MD,":[86],"USA.":[87],"readily":[92],"implemented":[93],"controllers.":[96],"supports":[99],"three":[100],"findings.":[101],"First,":[102],"information":[104],"dramatically":[105],"improves":[106],"accuracy":[108],"prediction":[111,119,130],"compared":[116],"based":[120],"on":[121,155],"historical":[122],"alone.":[124],"Second,":[125],"increases,":[128],"may":[135,159],"increase":[136],"decrease.":[138],"Third,":[139],"drivers":[141,154],"differently":[142],"weight":[143],"errors":[144],"predicting":[146],"\u201cend":[147,151],"green\u201d":[149],"red,\u201d":[153],"two":[156],"different":[157,161],"prefer":[160],"estimates":[162],"same":[169]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
