{"id":"https://openalex.org/W3133667801","doi":"https://doi.org/10.1142/s0219649221500015","title":"A Simulation Optimisation Approach for Managing Bed Capacity in an Intensive Care Unit","display_name":"A Simulation Optimisation Approach for Managing Bed Capacity in an Intensive Care Unit","publication_year":2021,"publication_date":"2021-03-01","ids":{"openalex":"https://openalex.org/W3133667801","doi":"https://doi.org/10.1142/s0219649221500015","mag":"3133667801"},"language":"en","primary_location":{"id":"doi:10.1142/s0219649221500015","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0219649221500015","pdf_url":null,"source":{"id":"https://openalex.org/S30163770","display_name":"Journal of Information & Knowledge Management","issn_l":"0219-6492","issn":["0219-6492","1793-6926"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information &amp; Knowledge Management","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/A5076432226","display_name":"Israa Mohamed","orcid":null},"institutions":[{"id":"https://openalex.org/I192398990","display_name":"Zagazig University","ror":"https://ror.org/053g6we49","country_code":"EG","type":"education","lineage":["https://openalex.org/I192398990"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Israa Mohamed","raw_affiliation_strings":["Decision Support Department, Faculty of Computers and Informatics, Zagazig University, Zagazig, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Decision Support Department, Faculty of Computers and Informatics, Zagazig University, Zagazig, Egypt","institution_ids":["https://openalex.org/I192398990"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109986396","display_name":"Rania Hussein","orcid":null},"institutions":[{"id":"https://openalex.org/I160419504","display_name":"Higher Technological Institute","ror":"https://ror.org/051q8jk17","country_code":"EG","type":"education","lineage":["https://openalex.org/I160419504"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Rania Hussein","raw_affiliation_strings":["Decision Support Department, Higher Technological Institute, 10th of Ramadan, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Decision Support Department, Higher Technological Institute, 10th of Ramadan, Cairo, Egypt","institution_ids":["https://openalex.org/I160419504"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8373,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.72356276,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"20","issue":"01","first_page":"2150001","last_page":"2150001"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.9994999766349792,"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":0.9994999766349792,"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/T10391","display_name":"Healthcare Policy and Management","score":0.9635000228881836,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12709","display_name":"Optimization and Mathematical Programming","score":0.9491000175476074,"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/computer-science","display_name":"Computer science","score":0.5698166489601135},{"id":"https://openalex.org/keywords/sizing","display_name":"Sizing","score":0.5172324776649475},{"id":"https://openalex.org/keywords/unit","display_name":"Unit (ring theory)","score":0.5161977410316467},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5119946599006653},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4721009135246277},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.45462679862976074},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.44866475462913513},{"id":"https://openalex.org/keywords/discrete-event-simulation","display_name":"Discrete event simulation","score":0.4459705948829651},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.3676038980484009},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2661301791667938},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.21546098589897156},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09464147686958313},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.0789528489112854}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5698166489601135},{"id":"https://openalex.org/C2777767291","wikidata":"https://www.wikidata.org/wiki/Q1080291","display_name":"Sizing","level":2,"score":0.5172324776649475},{"id":"https://openalex.org/C122637931","wikidata":"https://www.wikidata.org/wiki/Q118084","display_name":"Unit (ring theory)","level":2,"score":0.5161977410316467},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5119946599006653},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4721009135246277},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.45462679862976074},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.44866475462913513},{"id":"https://openalex.org/C147203929","wikidata":"https://www.wikidata.org/wiki/Q574814","display_name":"Discrete event simulation","level":2,"score":0.4459705948829651},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.3676038980484009},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2661301791667938},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.21546098589897156},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09464147686958313},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0789528489112854},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1142/s0219649221500015","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0219649221500015","pdf_url":null,"source":{"id":"https://openalex.org/S30163770","display_name":"Journal of Information & Knowledge Management","issn_l":"0219-6492","issn":["0219-6492","1793-6926"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information &amp; Knowledge Management","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:wsi:jikmxx:v:20:y:2021:i:01:n:s0219649221500015","is_oa":false,"landing_page_url":"http://www.worldscientific.com/doi/abs/10.1142/S0219649221500015","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W105882740","https://openalex.org/W177345649","https://openalex.org/W188679324","https://openalex.org/W1884058385","https://openalex.org/W1963724632","https://openalex.org/W1963953331","https://openalex.org/W1969117495","https://openalex.org/W1973468918","https://openalex.org/W1996311958","https://openalex.org/W1996811334","https://openalex.org/W1997178285","https://openalex.org/W1999789914","https://openalex.org/W2000888627","https://openalex.org/W2018164531","https://openalex.org/W2032748601","https://openalex.org/W2036967450","https://openalex.org/W2039397350","https://openalex.org/W2043342071","https://openalex.org/W2056346592","https://openalex.org/W2058171091","https://openalex.org/W2063161226","https://openalex.org/W2069131323","https://openalex.org/W2069529531","https://openalex.org/W2071460053","https://openalex.org/W2077606378","https://openalex.org/W2094173788","https://openalex.org/W2122692231","https://openalex.org/W2148199615","https://openalex.org/W2156392948","https://openalex.org/W2169584722","https://openalex.org/W2245120212","https://openalex.org/W2416436320","https://openalex.org/W2896051280","https://openalex.org/W2970576388","https://openalex.org/W2981172219","https://openalex.org/W2982046423","https://openalex.org/W3034531530","https://openalex.org/W3036281815","https://openalex.org/W4211100245","https://openalex.org/W4235535825","https://openalex.org/W4236067856","https://openalex.org/W4241291962","https://openalex.org/W4299583182"],"related_works":["https://openalex.org/W2081647779","https://openalex.org/W2153938529","https://openalex.org/W2588802995","https://openalex.org/W4237750775","https://openalex.org/W2952153417","https://openalex.org/W1500097110","https://openalex.org/W1975570126","https://openalex.org/W4297416200","https://openalex.org/W204682548","https://openalex.org/W2971054999"],"abstract_inverted_index":{"Determining":[0],"the":[1,29,32,46,49,85,106,126,136,151,163],"optimal":[2,54,93,107,152],"number":[3,17,33,55,94,108,153],"of":[4,18,22,34,48,56,95,109,154],"beds":[5,57,110,155,170],"in":[6,135,144,156],"a":[7,12,39,78,145,166],"hospital":[8,37],"unit":[9],"is":[10,58,101],"often":[11],"very":[13],"critical":[14,62],"task.":[15],"Patients\u2019":[16],"arrivals":[19],"and":[20,42,71,92,118,130,133,169],"length":[21],"stay":[23],"are":[24,141],"random":[25],"variables":[26],"which":[27],"necessitates":[28],"treatment":[30],"with":[31],"patients":[35],"at":[36],"as":[38,65],"stochastic":[40],"process,":[41],"thus":[43],"adding":[44],"to":[45,83,104],"complexity":[47],"bed":[50],"sizing":[51],"problem.":[52],"The":[53],"affected":[59],"by":[60],"some":[61],"parameters":[63,91],"such":[64],"target":[66,72,116],"utilisation":[67,119,171],"level,":[68],"admission":[69,117],"rate":[70],"service":[73,168],"level.":[74],"This":[75],"study":[76],"applies":[77],"discrete":[79],"event":[80],"simulation":[81,137],"model":[82,100,148],"approximate":[84],"true":[86],"relationships":[87,140],"between":[88],"different":[89],"control":[90],"beds.":[96],"A":[97],"goal":[98],"programming":[99],"then":[102,131,142],"solved":[103],"find":[105],"that":[111,149,161],"maintains":[112],"minimal":[113],"deviation":[114],"from":[115,165],"levels.":[120,172],"Data":[121],"have":[122],"been":[123],"collected":[124],"for":[125],"calendar":[127],"year":[128],"2019":[129],"analysed":[132],"used":[134],"model.":[138],"Mathematical":[139],"embedded":[143],"multiobjective":[146],"optimisation":[147],"finds":[150],"an":[157],"Intensive":[158],"Care":[159],"Unit":[160],"minimises":[162],"deviations":[164],"pre-specified":[167]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
