{"id":"https://openalex.org/W2032614045","doi":"https://doi.org/10.1007/s10878-015-9856-z","title":"A two-stage method for member selection of emergency medical service","display_name":"A two-stage method for member selection of emergency medical service","publication_year":2015,"publication_date":"2015-03-23","ids":{"openalex":"https://openalex.org/W2032614045","doi":"https://doi.org/10.1007/s10878-015-9856-z","mag":"2032614045"},"language":"en","primary_location":{"id":"doi:10.1007/s10878-015-9856-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10878-015-9856-z","pdf_url":null,"source":{"id":"https://openalex.org/S107925523","display_name":"Journal of Combinatorial Optimization","issn_l":"1382-6905","issn":["1382-6905","1573-2886"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Combinatorial Optimization","raw_type":"journal-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/A5100329840","display_name":"Xi Chen","orcid":"https://orcid.org/0000-0001-6321-2279"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xi Chen","raw_affiliation_strings":["School of Economics & Management, Xidian University, Xi\u2019an, 710071, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics & Management, Xidian University, Xi\u2019an, 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089603342","display_name":"Zhi\u2010Ping Fan","orcid":"https://orcid.org/0000-0001-6778-4637"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiping Fan","raw_affiliation_strings":["School of Business Administration, Northeastern University, Shenyang, 110819, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Business Administration, Northeastern University, Shenyang, 110819, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045305170","display_name":"Zhiwu Li","orcid":"https://orcid.org/0000-0003-1547-5503"},"institutions":[{"id":"https://openalex.org/I111950717","display_name":"Macau University of Science and Technology","ror":"https://ror.org/03jqs2n27","country_code":"MO","type":"education","lineage":["https://openalex.org/I111950717","https://openalex.org/I4391767947"]},{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]},{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]}],"countries":["CN","MO","SA"],"is_corresponding":false,"raw_author_name":"Zhiwu Li","raw_affiliation_strings":["Faculty of Engineering, King Abdulaziz University, Jidda, 21589, Saudi Arabia","Institute of Systems Engineering, Macau University of Science and Technology, Macao, 999078, Taipa, China","School of Electro-Mechanical Engineering, Xidian University, Xi\u2019an, 710071, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, King Abdulaziz University, Jidda, 21589, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]},{"raw_affiliation_string":"Institute of Systems Engineering, Macau University of Science and Technology, Macao, 999078, Taipa, China","institution_ids":["https://openalex.org/I111950717"]},{"raw_affiliation_string":"School of Electro-Mechanical Engineering, Xidian University, Xi\u2019an, 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038638316","display_name":"Xueliang Han","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xueliang Han","raw_affiliation_strings":["School of Economics & Management, Xidian University, Xi\u2019an, 710071, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics & Management, Xidian University, Xi\u2019an, 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101484940","display_name":"Xiao Zhang","orcid":"https://orcid.org/0000-0001-7174-5657"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Zhang","raw_affiliation_strings":["School of Economics & Management, Xidian University, Xi\u2019an, 710071, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Economics & Management, Xidian University, Xi\u2019an, 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020899556","display_name":"Haochen Jia","orcid":null},"institutions":[{"id":"https://openalex.org/I59553526","display_name":"Stony Brook University","ror":"https://ror.org/05qghxh33","country_code":"US","type":"education","lineage":["https://openalex.org/I59553526"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Haochen Jia","raw_affiliation_strings":["College of Arts and Sciences, Stony Brook University, Stony Brook, NY, 11790, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Arts and Sciences, Stony Brook University, Stony Brook, NY, 11790, USA","institution_ids":["https://openalex.org/I59553526"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100329840"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":3190,"currency":"USD","value_usd":3190},"apc_paid":null,"fwci":0.7866,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.76429612,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"30","issue":"4","first_page":"871","last_page":"891"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13970","display_name":"Pharmacy and Medical Practices","score":0.9794999957084656,"subfield":{"id":"https://openalex.org/subfields/3004","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T13970","display_name":"Pharmacy and Medical Practices","score":0.9794999957084656,"subfield":{"id":"https://openalex.org/subfields/3004","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11357","display_name":"Risk and Safety Analysis","score":0.9638000130653381,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.9614999890327454,"subfield":{"id":"https://openalex.org/subfields/3604","display_name":"Emergency Medical Services"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6521492600440979},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.6296753883361816},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.6241957545280457},{"id":"https://openalex.org/keywords/sorting","display_name":"Sorting","score":0.5898247957229614},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.570711076259613},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.5564038157463074},{"id":"https://openalex.org/keywords/genetic-algorithm","display_name":"Genetic algorithm","score":0.4279492497444153},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1905064582824707},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.18504968285560608},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13523408770561218},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11261475086212158},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.10454300045967102},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.09112721681594849}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6521492600440979},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.6296753883361816},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.6241957545280457},{"id":"https://openalex.org/C111696304","wikidata":"https://www.wikidata.org/wiki/Q2303697","display_name":"Sorting","level":2,"score":0.5898247957229614},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.570711076259613},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.5564038157463074},{"id":"https://openalex.org/C8880873","wikidata":"https://www.wikidata.org/wiki/Q187787","display_name":"Genetic algorithm","level":2,"score":0.4279492497444153},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1905064582824707},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.18504968285560608},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13523408770561218},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11261475086212158},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.10454300045967102},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.09112721681594849},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s10878-015-9856-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10878-015-9856-z","pdf_url":null,"source":{"id":"https://openalex.org/S107925523","display_name":"Journal of Combinatorial Optimization","issn_l":"1382-6905","issn":["1382-6905","1573-2886"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Combinatorial Optimization","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:spr:jcomop:v:30:y:2015:i:4:d:10.1007_s10878-015-9856-z","is_oa":false,"landing_page_url":"http://link.springer.com/10.1007/s10878-015-9856-z","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W194786220","https://openalex.org/W1497256448","https://openalex.org/W1546067212","https://openalex.org/W1837558564","https://openalex.org/W1970675160","https://openalex.org/W1975695344","https://openalex.org/W1983483106","https://openalex.org/W2037933704","https://openalex.org/W2045151927","https://openalex.org/W2050915224","https://openalex.org/W2052774564","https://openalex.org/W2054731762","https://openalex.org/W2058800712","https://openalex.org/W2108152028","https://openalex.org/W2111614718","https://openalex.org/W2126105956","https://openalex.org/W2141324214","https://openalex.org/W2146738006","https://openalex.org/W2157493553","https://openalex.org/W2164719474","https://openalex.org/W2506768821","https://openalex.org/W3122590758"],"related_works":["https://openalex.org/W2739612537","https://openalex.org/W2349174696","https://openalex.org/W2360241746","https://openalex.org/W4313041667","https://openalex.org/W2767599893","https://openalex.org/W2381572297","https://openalex.org/W3006936859","https://openalex.org/W1987040457","https://openalex.org/W2378502887","https://openalex.org/W2184492720"],"abstract_inverted_index":null,"counts_by_year":[{"year":2019,"cited_by_count":4},{"year":2017,"cited_by_count":2}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
