{"id":"https://openalex.org/W2578415499","doi":null,"title":"A MATHEMATICAL PROGRAMMING ALGORITHM FOR OPTIMAL BUS FREQUENCIES","display_name":"A MATHEMATICAL PROGRAMMING ALGORITHM FOR OPTIMAL BUS FREQUENCIES","publication_year":1977,"publication_date":"1977-01-01","ids":{"openalex":"https://openalex.org/W2578415499","mag":"2578415499"},"language":"en","primary_location":{"id":"mag:2578415499","doi":null,"is_oa":false,"landing_page_url":"https://trid.trb.org/view/54990","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","indexed_in":[],"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/A5014551734","display_name":"Siv Sch\u00e9ele","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"S Scheele","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5014551734"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":16.7158,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.98824024,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":"12","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10698","display_name":"Transportation Planning and Optimization","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10698","display_name":"Transportation Planning and Optimization","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.008100000210106373,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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":0.001500000013038516,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/bus-frequency-optimization","display_name":"bus frequency optimization","score":0.8939999938011169},{"id":"https://openalex.org/keywords/bus-network","display_name":"bus network","score":0.6110000014305115},{"id":"https://openalex.org/keywords/transit-scheduling","display_name":"public transport scheduling","score":0.5820000171661377},{"id":"https://openalex.org/keywords/mathematical-programming-algorithms","display_name":"mathematical programming algorithms","score":0.7419999837875366},{"id":"https://openalex.org/keywords/bus-routes","display_name":"bus routes","score":0.4090000092983246},{"id":"https://openalex.org/keywords/passenger-demand","display_name":"passenger demand","score":0.718999981880188}],"concepts":[{"id":"https://openalex.org/C54609922","wikidata":"https://www.wikidata.org/wiki/Q748329","display_name":"Bus network","level":4,"score":0.6677568554878235},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5594809055328369},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5525052547454834},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5450705289840698},{"id":"https://openalex.org/C202015219","wikidata":"https://www.wikidata.org/wiki/Q6664300","display_name":"Local bus","level":4,"score":0.448760062456131},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3257400393486023},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2986401915550232},{"id":"https://openalex.org/C136321198","wikidata":"https://www.wikidata.org/wiki/Q2377054","display_name":"System bus","level":2,"score":0.2715698480606079},{"id":"https://openalex.org/C203315745","wikidata":"https://www.wikidata.org/wiki/Q2235486","display_name":"Control bus","level":3,"score":0.22315645217895508},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.09380817413330078},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0932614803314209}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2578415499","doi":null,"is_oa":false,"landing_page_url":"https://trid.trb.org/view/54990","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6773999929428101,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"},{"score":0.5142999887466431,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2584532824","https://openalex.org/W2572713305","https://openalex.org/W575920075","https://openalex.org/W2580159729","https://openalex.org/W4231907247","https://openalex.org/W2521531536","https://openalex.org/W2570595477","https://openalex.org/W6959714054","https://openalex.org/W2580615186","https://openalex.org/W3090747668"],"abstract_inverted_index":{"Assume":[0,32],"that":[1,34],"a":[2,11],"bus":[3,18],"network":[4,12],"is":[5],"given,":[6],"i.e.":[7],"we":[8],"are":[9],"given":[10],"of":[13,28],"streets":[14],"on":[15],"which":[16],"certain":[17],"lines":[19],"have":[20],"been":[21],"set":[22],"up.":[23],"Let":[24],"the":[25,35],"total":[26,36],"number":[27],"buses":[29],"be":[30],"given.":[31],"furthermore":[33],"dem":[37],"...":[38]},"counts_by_year":[{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1}],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2017-01-26T00:00:00"}
