{"id":"https://openalex.org/W2116844804","doi":"https://doi.org/10.1109/icassp.1987.1169643","title":"Measurement of two-dimensional movement of traffic by image processing","display_name":"Measurement of two-dimensional movement of traffic by image processing","publication_year":1987,"publication_date":"1987-01-01","ids":{"openalex":"https://openalex.org/W2116844804","doi":"https://doi.org/10.1109/icassp.1987.1169643","mag":"2116844804"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1987.1169643","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1987.1169643","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing","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/A5054036562","display_name":"Hidefumi Kobatake","orcid":null},"institutions":[{"id":"https://openalex.org/I127317711","display_name":"Tokyo University of Agriculture","ror":"https://ror.org/05crbcr45","country_code":"JP","type":"education","lineage":["https://openalex.org/I127317711"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"H. Kobatake","raw_affiliation_strings":["Department of Electronic Engineering, Faculty of Technology, Tokyo University of Agriculture\uc2a0and\uc2a0Technology, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Faculty of Technology, Tokyo University of Agriculture\uc2a0and\uc2a0Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I127317711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114259661","display_name":"Y. Inoue","orcid":null},"institutions":[{"id":"https://openalex.org/I127317711","display_name":"Tokyo University of Agriculture","ror":"https://ror.org/05crbcr45","country_code":"JP","type":"education","lineage":["https://openalex.org/I127317711"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Inoue","raw_affiliation_strings":["Department of Electronic Engineering, Faculty of Technology, Tokyo University of Agriculture\uc2a0and\uc2a0Technology, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Faculty of Technology, Tokyo University of Agriculture\uc2a0and\uc2a0Technology, Tokyo, Japan","institution_ids":["https://openalex.org/I127317711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069013371","display_name":"Tatsuro Namai","orcid":null},"institutions":[{"id":"https://openalex.org/I1283155146","display_name":"Panasonic (Japan)","ror":"https://ror.org/011tm7n37","country_code":"JP","type":"company","lineage":["https://openalex.org/I1283155146"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Namai","raw_affiliation_strings":["Information Systems Division, Matsushita Communication Industrial Company Limited, Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"Information Systems Division, Matsushita Communication Industrial Company Limited, Yokohama, Japan","institution_ids":["https://openalex.org/I1283155146"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076638302","display_name":"N. Hamba","orcid":null},"institutions":[{"id":"https://openalex.org/I1283155146","display_name":"Panasonic (Japan)","ror":"https://ror.org/011tm7n37","country_code":"JP","type":"company","lineage":["https://openalex.org/I1283155146"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"N. Hamba","raw_affiliation_strings":["Information Systems Division, Matsushita Communication Industrial Company Limited, Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"Information Systems Division, Matsushita Communication Industrial Company Limited, Yokohama, Japan","institution_ids":["https://openalex.org/I1283155146"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054036562"],"corresponding_institution_ids":["https://openalex.org/I127317711"],"apc_list":null,"apc_paid":null,"fwci":1.0157,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.81664175,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"25 and 26","issue":null,"first_page":"614","last_page":"617"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11099","display_name":"Autonomous Vehicle Technology and Safety","score":0.9083999991416931,"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/T11099","display_name":"Autonomous Vehicle Technology and Safety","score":0.9083999991416931,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6780078411102295},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.6234229803085327},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.6031157970428467},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6006743311882019},{"id":"https://openalex.org/keywords/movement","display_name":"Movement (music)","score":0.5537067651748657},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5189599394798279},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.43887490034103394},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3605365753173828},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.3586585819721222},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.08444684743881226},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.07171401381492615}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6780078411102295},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.6234229803085327},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.6031157970428467},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6006743311882019},{"id":"https://openalex.org/C2780226923","wikidata":"https://www.wikidata.org/wiki/Q929848","display_name":"Movement (music)","level":2,"score":0.5537067651748657},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5189599394798279},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.43887490034103394},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3605365753173828},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.3586585819721222},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.08444684743881226},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.07171401381492615},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1987.1169643","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1987.1169643","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.6299999952316284,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W593391526","https://openalex.org/W2086424610","https://openalex.org/W2163690267","https://openalex.org/W4248694159"],"related_works":["https://openalex.org/W2184114188","https://openalex.org/W2348328675","https://openalex.org/W4234486410","https://openalex.org/W2353407213","https://openalex.org/W2479613937","https://openalex.org/W2738039334","https://openalex.org/W2135699798","https://openalex.org/W4402851963","https://openalex.org/W1512699712","https://openalex.org/W4361811701"],"abstract_inverted_index":{"A":[0],"software":[1],"system":[2,18,48,62],"for":[3,68],"measurement":[4],"of":[5,29,55],"two-dimensional":[6,39],"traffic":[7],"flow":[8],"using":[9],"moving":[10],"picture":[11],"processing":[12],"has":[13],"been":[14,51],"developed.":[15],"The":[16],"proposed":[17],"is":[19],"characterized":[20],"by":[21,60],"the":[22,47,61],"functions":[23],"classifying":[24],"passing":[25,56],"vehicles":[26,35,57],"into":[27],"one":[28,70],"three":[30],"classes:":[31],"motorcycle,":[32],"small-and":[33],"large-sized":[34,71],"and":[36,53,63],"detecting":[37],"their":[38],"trajectories":[40],"on":[41],"a":[42],"roadway.":[43],"Experiments":[44],"to":[45],"test":[46],"performance":[49],"have":[50],"performed":[52],"all":[54],"were":[58,64],"detected":[59],"classified":[65],"correctly":[66],"except":[67],"only":[69],"vehicle.":[72]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}