{"id":"https://openalex.org/W2155353147","doi":"https://doi.org/10.3141/1842-08","title":"Vehicle Activity\u2013Based Procedure for Estimating Emissions of Heavy-Duty Vehicles","display_name":"Vehicle Activity\u2013Based Procedure for Estimating Emissions of Heavy-Duty Vehicles","publication_year":2003,"publication_date":"2003-01-01","ids":{"openalex":"https://openalex.org/W2155353147","doi":"https://doi.org/10.3141/1842-08","mag":"2155353147"},"language":"en","primary_location":{"id":"doi:10.3141/1842-08","doi":"https://doi.org/10.3141/1842-08","is_oa":false,"landing_page_url":"https://doi.org/10.3141/1842-08","pdf_url":null,"source":{"id":"https://openalex.org/S145575934","display_name":"Transportation Research Record Journal of the Transportation Research Board","issn_l":"0361-1981","issn":["0361-1981","2169-4052"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-b","anvur-scientific","cwts-core","dongbi-b","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Transportation Research Record: Journal of the Transportation Research Board","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5019111148","display_name":"Herbert Weinblatt","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210090461","display_name":"Cambridge Systematics (United States)","ror":"https://ror.org/00cv80m81","country_code":"US","type":"company","lineage":["https://openalex.org/I4210090461"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Herbert Weinblatt","raw_affiliation_strings":["Cambridge Systematics, Inc., 4445 Willard Avenue, Suite 300, Chevy Chase, MD 20815"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cambridge Systematics, Inc., 4445 Willard Avenue, Suite 300, Chevy Chase, MD 20815","institution_ids":["https://openalex.org/I4210090461"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060916594","display_name":"Robert Dulla","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Robert G. Dulla","raw_affiliation_strings":["Sierra Research, Inc., 1801 J Street, Sacramento, CA 95814-3009"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sierra Research, Inc., 1801 J Street, Sacramento, CA 95814-3009","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036188745","display_name":"Nigel Clark","orcid":"https://orcid.org/0000-0003-3738-1583","observed_orcids":["https://orcid.org/0000-0003-3738-1583"]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]},{"id":"https://openalex.org/I4210090461","display_name":"Cambridge Systematics (United States)","ror":"https://ror.org/00cv80m81","country_code":"US","type":"company","lineage":["https://openalex.org/I4210090461"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nigel N. Clark","raw_affiliation_strings":["Department of Mechanical and Aerospace Engineering, West Virginia University, Room 123 ESB, P.O. Box 6106, Morgantown, WV 26506-6106","Cambridge Systematics, Inc., 4445 Willard Avenue, Suite 300, Chevy Chase, MD 20815","Sierra Research, Inc., 1801 J Street, Sacramento, CA 95814-3009"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical and Aerospace Engineering, West Virginia University, Room 123 ESB, P.O. Box 6106, Morgantown, WV 26506-6106","institution_ids":["https://openalex.org/I12097938"]},{"raw_affiliation_string":"Cambridge Systematics, Inc., 4445 Willard Avenue, Suite 300, Chevy Chase, MD 20815","institution_ids":["https://openalex.org/I4210090461"]},{"raw_affiliation_string":"Sierra Research, Inc., 1801 J Street, Sacramento, CA 95814-3009","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3650,"currency":"USD","value_usd":3650},"apc_paid":null,"fwci":7.2482,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.95188725,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"1842","issue":"1","first_page":"64","last_page":"72"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12095","display_name":"Vehicle emissions and performance","score":1.0,"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":1.0,"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/T13990","display_name":"Engine and Fuel Emissions","score":0.0,"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/T12126","display_name":"Maritime Transport Emissions and Efficiency","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/heavy-vehicles","display_name":"heavy vehicles","score":0.9300000071525574},{"id":"https://openalex.org/keywords/vehicle-emissions-estimation","display_name":"vehicle emissions estimation","score":0.9290000200271606},{"id":"https://openalex.org/keywords/accelerometer-data","display_name":"accelerometer data","score":0.8840000033378601},{"id":"https://openalex.org/keywords/carbon-monoxide-emissions","display_name":"carbon monoxide emissions","score":0.9580000042915344},{"id":"https://openalex.org/keywords/particulate-emissions","display_name":"particulate emissions","score":0.9950000047683716}],"concepts":[{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6434522867202759},{"id":"https://openalex.org/C47737302","wikidata":"https://www.wikidata.org/wiki/Q167336","display_name":"Greenhouse gas","level":2,"score":0.6069892644882202},{"id":"https://openalex.org/C2993573757","wikidata":"https://www.wikidata.org/wiki/Q3784054","display_name":"Heavy duty","level":2,"score":0.5493757128715515},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.4665064215660095},{"id":"https://openalex.org/C180949853","wikidata":"https://www.wikidata.org/wiki/Q6970339","display_name":"Criteria air contaminants","level":4,"score":0.4224506616592407},{"id":"https://openalex.org/C24245907","wikidata":"https://www.wikidata.org/wiki/Q498957","display_name":"Particulates","level":2,"score":0.4209184944629669},{"id":"https://openalex.org/C559116025","wikidata":"https://www.wikidata.org/wiki/Q131123","display_name":"Air pollution","level":2,"score":0.40675288438796997},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.39106684923171997},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27276188135147095},{"id":"https://openalex.org/C2987853052","wikidata":"https://www.wikidata.org/wiki/Q131123","display_name":"Air pollutants","level":3,"score":0.20419105887413025},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"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/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","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},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3141/1842-08","doi":"https://doi.org/10.3141/1842-08","is_oa":false,"landing_page_url":"https://doi.org/10.3141/1842-08","pdf_url":null,"source":{"id":"https://openalex.org/S145575934","display_name":"Transportation Research Record Journal of the Transportation Research Board","issn_l":"0361-1981","issn":["0361-1981","2169-4052"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-b","anvur-scientific","cwts-core","dongbi-b","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Transportation Research Record: Journal of the Transportation Research Board","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5351999998092651,"id":"https://metadata.un.org/sdg/13","display_name":"Climate action"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306250","display_name":"Battelle","ror":"https://ror.org/01h5tnr73"},{"id":"https://openalex.org/F4320311274","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W118963388","https://openalex.org/W1505201151","https://openalex.org/W2259388887"],"related_works":["https://openalex.org/W4415819387","https://openalex.org/W3049711129","https://openalex.org/W2085335430","https://openalex.org/W2087027725","https://openalex.org/W2371099479","https://openalex.org/W2026382416","https://openalex.org/W9724423","https://openalex.org/W336432017","https://openalex.org/W1589469724","https://openalex.org/W3138043857"],"abstract_inverted_index":{"A":[0],"new":[1],"procedure":[2,14,46,127],"for":[3,118,136,164],"estimating":[4],"the":[5,76,79,98,106,126,131,134,176,182,192],"emissions":[6,30,54,85,102,116],"of":[7,24,32,44,51,61,73,78,101,115,158],"heavy-duty":[8],"vehicles":[9],"(HDVs)":[10],"is":[11,109],"presented.":[12],"This":[13],"combines":[15],"second-by-second":[16],"data":[17,27,55,103],"on":[18,28],"actual":[19],"in-use":[20],"speed":[21,143,154],"and":[22,38,56,140,181],"acceleration":[23,39],"HDVs":[25,33],"with":[26],"average":[29],"rates":[31],"operating":[34],"at":[35,168,187],"corresponding":[36],"speeds":[37,169,189],"rates.":[40],"The":[41,124,153,161],"initial":[42,90,107],"implementation":[43,108],"this":[45,89],"used":[47,104,174],"a":[48,57,70],"limited":[49],"amount":[50,60,100],"newly":[52],"collected":[53,63],"somewhat":[58],"larger":[59],"previously":[62],"HDV":[64],"activity":[65],"data.":[66],"Validation":[67],"tests":[68,94],"provide":[69],"reasonable":[71],"level":[72],"confidence":[74],"about":[75],"validity":[77],"nitrogen":[80],"oxide":[81],"(NO":[82],"x":[83,138,142],")":[84],"factors":[86,117,145,156,166,183,193],"produced":[87],"using":[88],"implementation.":[91],"However,":[92],"these":[93,148,165],"also":[95],"indicate":[96],"that":[97,128],"small":[99],"in":[105],"insufficient":[110],"to":[111],"produce":[112],"meaningful":[113],"estimates":[114],"carbon":[119],"monoxide":[120],"or":[121],"particulate":[122],"matter.":[123],"research,":[125],"was":[129],"developed,":[130],"validation":[132],"tests,":[133],"results":[135,149],"NO":[137,141],"emissions,":[139],"correction":[144,155],"derived":[146],"from":[147],"are":[150,157],"briefly":[151],"described.":[152],"particular":[159],"interest.":[160],"minimum":[162],"values":[163],"occur":[167],"higher":[170,188],"than":[171,190],"those":[172],"currently":[173],"by":[175,195],"U.S.":[177],"Environmental":[178],"Protection":[179],"Agency,":[180],"grow":[184],"more":[185],"slowly":[186],"do":[191],"generated":[194],"MOBILE.":[196]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}