{"id":"https://openalex.org/W2588436286","doi":"https://doi.org/10.1109/nafips.2016.7851626","title":"Double coverage ambulance location modeling using fuzzy traveling time","display_name":"Double coverage ambulance location modeling using fuzzy traveling time","publication_year":2016,"publication_date":"2016-10-01","ids":{"openalex":"https://openalex.org/W2588436286","doi":"https://doi.org/10.1109/nafips.2016.7851626","mag":"2588436286"},"language":"en","primary_location":{"id":"doi:10.1109/nafips.2016.7851626","is_oa":false,"landing_page_url":"https://doi.org/10.1109/nafips.2016.7851626","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 Annual Conference of the North American Fuzzy Information Processing Society (NAFIPS)","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/A5045255036","display_name":"B. Lahijanian","orcid":null},"institutions":[{"id":"https://openalex.org/I158248296","display_name":"Amirkabir University of Technology","ror":"https://ror.org/04gzbav43","country_code":"IR","type":"education","lineage":["https://openalex.org/I158248296"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"B. Lahijanian","raw_affiliation_strings":["Department of Industrial Engineering and Management Systems, Amirkabir University of Technology, Tehran, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering and Management Systems, Amirkabir University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I158248296"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107430422","display_name":"M.H. Fazel Zarandi","orcid":null},"institutions":[{"id":"https://openalex.org/I158248296","display_name":"Amirkabir University of Technology","ror":"https://ror.org/04gzbav43","country_code":"IR","type":"education","lineage":["https://openalex.org/I158248296"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"M.H. Fazel Zarandi","raw_affiliation_strings":["Department of Industrial Engineering and Management Systems, Amirkabir University of Technology, Tehran, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering and Management Systems, Amirkabir University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I158248296"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043183113","display_name":"Farzad V. Farahani","orcid":"https://orcid.org/0000-0003-3196-6759"},"institutions":[{"id":"https://openalex.org/I158248296","display_name":"Amirkabir University of Technology","ror":"https://ror.org/04gzbav43","country_code":"IR","type":"education","lineage":["https://openalex.org/I158248296"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"F. Vasheghani Farahani","raw_affiliation_strings":["Department of Industrial Engineering and Management Systems, Amirkabir University of Technology, Tehran, Iran"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering and Management Systems, Amirkabir University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I158248296"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5045255036"],"corresponding_institution_ids":["https://openalex.org/I158248296"],"apc_list":null,"apc_paid":null,"fwci":2.2472,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.90618525,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"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/T11502","display_name":"Facility Location and Emergency Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1407","display_name":"Organizational Behavior and Human Resource Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11502","display_name":"Facility Location and Emergency Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1407","display_name":"Organizational Behavior and Human Resource Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9912999868392944,"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/T11500","display_name":"Evacuation and Crowd Dynamics","score":0.9781000018119812,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/location-model","display_name":"Location model","score":0.7385140061378479},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6477161645889282},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.624653160572052},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.609062135219574},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.5289884805679321},{"id":"https://openalex.org/keywords/travel-time","display_name":"Travel time","score":0.49057334661483765},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.48335474729537964},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4622461795806885},{"id":"https://openalex.org/keywords/facility-location-problem","display_name":"Facility location problem","score":0.4252238869667053},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39108362793922424},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.3480214476585388},{"id":"https://openalex.org/keywords/transport-engineering","display_name":"Transport engineering","score":0.2826724350452423},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16263806819915771},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15783101320266724},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15503734350204468},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.06966438889503479}],"concepts":[{"id":"https://openalex.org/C2776608338","wikidata":"https://www.wikidata.org/wiki/Q6664803","display_name":"Location model","level":2,"score":0.7385140061378479},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6477161645889282},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.624653160572052},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.609062135219574},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.5289884805679321},{"id":"https://openalex.org/C2985733770","wikidata":"https://www.wikidata.org/wiki/Q1233007","display_name":"Travel time","level":2,"score":0.49057334661483765},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.48335474729537964},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4622461795806885},{"id":"https://openalex.org/C108005400","wikidata":"https://www.wikidata.org/wiki/Q1305598","display_name":"Facility location problem","level":2,"score":0.4252238869667053},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39108362793922424},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.3480214476585388},{"id":"https://openalex.org/C22212356","wikidata":"https://www.wikidata.org/wiki/Q775325","display_name":"Transport engineering","level":1,"score":0.2826724350452423},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16263806819915771},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15783101320266724},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15503734350204468},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.06966438889503479},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/nafips.2016.7851626","is_oa":false,"landing_page_url":"https://doi.org/10.1109/nafips.2016.7851626","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 Annual Conference of the North American Fuzzy Information Processing Society (NAFIPS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W156499095","https://openalex.org/W1984368908","https://openalex.org/W2000494949","https://openalex.org/W2002818444","https://openalex.org/W2032074274","https://openalex.org/W2036518996","https://openalex.org/W2038933051","https://openalex.org/W2050000782","https://openalex.org/W2073268144","https://openalex.org/W2083487387","https://openalex.org/W2089727601","https://openalex.org/W2113798459","https://openalex.org/W2115472598","https://openalex.org/W2126415128","https://openalex.org/W2167985797","https://openalex.org/W4238107244","https://openalex.org/W6677235640"],"related_works":["https://openalex.org/W3005929288","https://openalex.org/W1482186473","https://openalex.org/W3464401","https://openalex.org/W2316216088","https://openalex.org/W2565671157","https://openalex.org/W2468394495","https://openalex.org/W4303622076","https://openalex.org/W2384678794","https://openalex.org/W2976182717","https://openalex.org/W2604568495"],"abstract_inverted_index":{"In":[0,30,75],"this":[1,31],"paper,":[2],"one":[3],"of":[4,8,14,26,36],"the":[5,9,12,23,33,42,55,59,63,76,79,83,87,102,105,112,130],"novel":[6],"issues":[7],"world":[10],"regarding":[11],"location":[13,37,68],"ambulance":[15],"stations":[16],"within":[17],"a":[18,125],"given":[19],"area":[20],"to":[21,129],"cover":[22],"maximum":[24],"amount":[25],"demand":[27,64],"is":[28,39,109],"studied.":[29],"study,":[32],"classic":[34],"version":[35],"problem":[38],"improved":[40],"using":[41],"double":[43],"coverage":[44],"models":[45,132],"so":[46],"that":[47],"two":[48],"radii":[49],"are":[50],"considered":[51,95],"for":[52,65],"covering.":[53],"Furthermore,":[54],"developed":[56],"study":[57],"contains":[58],"meaningful":[60],"factors":[61],"indicating":[62],"each":[66,71],"patient":[67,88],"covered":[69],"by":[70],"station":[72],"(vehicle":[73],"location).":[74],"proposed":[77,103],"model,":[78,104],"uncertainty":[80],"existed":[81],"in":[82,111],"travel":[84],"time":[85],"between":[86],"locations":[89,92],"and":[90,115],"vehicle":[91],"have":[93,118],"been":[94,119],"as":[96],"triangular":[97],"fuzzy":[98],"numbers.":[99],"To":[100],"solve":[101],"goal":[106],"programming":[107],"approach":[108],"applied":[110],"GAMS":[113],"software":[114],"desired":[116],"outputs":[117],"achieved.":[120],"The":[121],"obtained":[122],"results":[123],"represent":[124],"significant":[126],"improvement":[127],"compared":[128],"past":[131],"with":[133],"uncertainty.":[134]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4}],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}