{"id":"https://openalex.org/W2053853644","doi":"https://doi.org/10.1109/coase.2014.6899381","title":"A queuing approximation method for capacity planning of emergency department with time-varying demand","display_name":"A queuing approximation method for capacity planning of emergency department with time-varying demand","publication_year":2014,"publication_date":"2014-08-01","ids":{"openalex":"https://openalex.org/W2053853644","doi":"https://doi.org/10.1109/coase.2014.6899381","mag":"2053853644"},"language":"en","primary_location":{"id":"doi:10.1109/coase.2014.6899381","is_oa":false,"landing_page_url":"https://doi.org/10.1109/coase.2014.6899381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Automation Science and Engineering (CASE)","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/A5100409530","display_name":"Qiang Liu","orcid":"https://orcid.org/0000-0003-2922-3518"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qiang Liu","raw_affiliation_strings":["Department of Industrial Engineering and Management, Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering and Management, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044117021","display_name":"Xiaolan Xie","orcid":"https://orcid.org/0000-0002-6579-1523"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]},{"id":"https://openalex.org/I3019848993","display_name":"Mines Saint-\u00c9tienne","ror":"https://ror.org/05a1dws80","country_code":"FR","type":"education","lineage":["https://openalex.org/I203339264","https://openalex.org/I205703379","https://openalex.org/I3019848993"]}],"countries":["CN","FR"],"is_corresponding":false,"raw_author_name":"Xiaolan Xie","raw_affiliation_strings":["Centre for Biomedical and Healthcare Engineering, Ecole Nationale Sup\u00e9rieure des Mines, Saint Etienne, France","Department of Industrial Engineering and Management, Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Centre for Biomedical and Healthcare Engineering, Ecole Nationale Sup\u00e9rieure des Mines, Saint Etienne, France","institution_ids":["https://openalex.org/I3019848993"]},{"raw_affiliation_string":"Department of Industrial Engineering and Management, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101711741","display_name":"Ran Liu","orcid":"https://orcid.org/0000-0002-7922-8969"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ran Liu","raw_affiliation_strings":["Department of Industrial Engineering and Management, Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering and Management, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100409530"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13343581,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"558","last_page":"563"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.9991999864578247,"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"}},"topics":[{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.9991999864578247,"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"}},{"id":"https://openalex.org/T10974","display_name":"Advanced Queuing Theory Analysis","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1404","display_name":"Management Information Systems"},"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/T12401","display_name":"Scheduling and Timetabling Solutions","score":0.9794999957084656,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/queueing-theory","display_name":"Queueing theory","score":0.775292158126831},{"id":"https://openalex.org/keywords/queue","display_name":"Queue","score":0.6846679449081421},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6654546856880188},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5997877717018127},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.5746299624443054},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5263760685920715},{"id":"https://openalex.org/keywords/capacity-planning","display_name":"Capacity planning","score":0.4771113693714142},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.41070643067359924},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.35329025983810425},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15633907914161682},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1232014000415802},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.11908778548240662},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.0810183584690094}],"concepts":[{"id":"https://openalex.org/C22684755","wikidata":"https://www.wikidata.org/wiki/Q847526","display_name":"Queueing theory","level":2,"score":0.775292158126831},{"id":"https://openalex.org/C160403385","wikidata":"https://www.wikidata.org/wiki/Q220543","display_name":"Queue","level":2,"score":0.6846679449081421},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6654546856880188},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5997877717018127},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.5746299624443054},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5263760685920715},{"id":"https://openalex.org/C2781007418","wikidata":"https://www.wikidata.org/wiki/Q1456934","display_name":"Capacity planning","level":2,"score":0.4771113693714142},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.41070643067359924},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.35329025983810425},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15633907914161682},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1232014000415802},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.11908778548240662},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0810183584690094},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/coase.2014.6899381","is_oa":false,"landing_page_url":"https://doi.org/10.1109/coase.2014.6899381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Automation Science and Engineering (CASE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W30875359","https://openalex.org/W1983315917","https://openalex.org/W2018378938","https://openalex.org/W2102807642","https://openalex.org/W2116700700","https://openalex.org/W2152577895","https://openalex.org/W4230375107","https://openalex.org/W6601257113"],"related_works":["https://openalex.org/W2365647353","https://openalex.org/W4385401023","https://openalex.org/W2044363610","https://openalex.org/W4210475590","https://openalex.org/W2081747745","https://openalex.org/W1987426877","https://openalex.org/W1533597343","https://openalex.org/W1597107533","https://openalex.org/W413173186","https://openalex.org/W2359381821"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"develop":[4],"a":[5,37],"mix":[6],"integer":[7],"programming":[8],"model":[9],"for":[10,14],"daily":[11],"personnel":[12],"scheduling":[13],"emergency":[15],"departments":[16],"with":[17],"non-stationary":[18],"patient":[19],"arrival":[20],"over":[21],"time.":[22],"The":[23],"goal":[24],"is":[25,34],"to":[26,56],"minimize":[27],"the":[28,58],"total":[29],"expected":[30],"waiting":[31],"time":[32],"which":[33],"estimated":[35],"by":[36],"combination":[38],"of":[39,42],"steady-state":[40],"analysis":[41],"M/M/s":[43],"queues":[44],"and":[45,52],"inventory-like":[46],"flow":[47],"balance":[48],"equations.":[49],"Numerical":[50],"experiments":[51],"simulations":[53],"are":[54],"performed":[55],"validate":[57],"proposed":[59],"model.":[60]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
