{"id":"https://openalex.org/W3146596001","doi":"https://doi.org/10.1109/wsc.2008.4736361","title":"Calculating float in linear schedules with singularity functions","display_name":"Calculating float in linear schedules with singularity functions","publication_year":2008,"publication_date":"2008-12-01","ids":{"openalex":"https://openalex.org/W3146596001","doi":"https://doi.org/10.1109/wsc.2008.4736361","mag":"3146596001"},"language":"en","primary_location":{"id":"doi:10.1109/wsc.2008.4736361","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wsc.2008.4736361","pdf_url":null,"source":{"id":"https://openalex.org/S4363608392","display_name":"2008 Winter Simulation Conference","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 Winter Simulation Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5025135521","display_name":"Gunnar Lucko","orcid":"https://orcid.org/0000-0002-7355-3365"},"institutions":[{"id":"https://openalex.org/I168959743","display_name":"University of America","ror":"https://ror.org/03s0c9350","country_code":"US","type":"education","lineage":["https://openalex.org/I168959743"]},{"id":"https://openalex.org/I84470341","display_name":"Catholic University of America","ror":"https://ror.org/047yk3s18","country_code":"US","type":"education","lineage":["https://openalex.org/I84470341"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gunnar Lucko","raw_affiliation_strings":["Department of Civil Engineering, Catholic University of America, Washington D.C., DC, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, Catholic University of America, Washington D.C., DC, USA","institution_ids":["https://openalex.org/I168959743","https://openalex.org/I84470341"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060510541","display_name":"Angel A. Pe\u00f1a Orozco","orcid":null},"institutions":[{"id":"https://openalex.org/I168959743","display_name":"University of America","ror":"https://ror.org/03s0c9350","country_code":"US","type":"education","lineage":["https://openalex.org/I168959743"]},{"id":"https://openalex.org/I84470341","display_name":"Catholic University of America","ror":"https://ror.org/047yk3s18","country_code":"US","type":"education","lineage":["https://openalex.org/I84470341"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Angel A. Pena Orozco","raw_affiliation_strings":["Department of Civil Engineering, Catholic University of America, Washington D.C., DC, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, Catholic University of America, Washington D.C., DC, USA","institution_ids":["https://openalex.org/I168959743","https://openalex.org/I84470341"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2512","last_page":"2518"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12177","display_name":"Resource-Constrained Project Scheduling","score":0.9991999864578247,"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"}},"topics":[{"id":"https://openalex.org/T12177","display_name":"Resource-Constrained Project Scheduling","score":0.9991999864578247,"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"}},{"id":"https://openalex.org/T10551","display_name":"Scheduling and Optimization Algorithms","score":0.9951000213623047,"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/T11159","display_name":"Manufacturing Process and Optimization","score":0.9911999702453613,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/singularity","display_name":"Singularity","score":0.8168203830718994},{"id":"https://openalex.org/keywords/float","display_name":"Float (project management)","score":0.750683069229126},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5883607268333435},{"id":"https://openalex.org/keywords/schedule","display_name":"Schedule","score":0.5832334756851196},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5533396005630493},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5366911292076111},{"id":"https://openalex.org/keywords/job-shop-scheduling","display_name":"Job shop scheduling","score":0.4904003143310547},{"id":"https://openalex.org/keywords/critical-path-method","display_name":"Critical path method","score":0.48746728897094727},{"id":"https://openalex.org/keywords/criticality","display_name":"Criticality","score":0.41538140177726746},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27468985319137573},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10887783765792847},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.08272698521614075}],"concepts":[{"id":"https://openalex.org/C16171025","wikidata":"https://www.wikidata.org/wiki/Q863349","display_name":"Singularity","level":2,"score":0.8168203830718994},{"id":"https://openalex.org/C2780337265","wikidata":"https://www.wikidata.org/wiki/Q185958","display_name":"Float (project management)","level":2,"score":0.750683069229126},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5883607268333435},{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.5832334756851196},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5533396005630493},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5366911292076111},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.4904003143310547},{"id":"https://openalex.org/C115874739","wikidata":"https://www.wikidata.org/wiki/Q825377","display_name":"Critical path method","level":2,"score":0.48746728897094727},{"id":"https://openalex.org/C125611927","wikidata":"https://www.wikidata.org/wiki/Q17008131","display_name":"Criticality","level":2,"score":0.41538140177726746},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27468985319137573},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10887783765792847},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.08272698521614075},{"id":"https://openalex.org/C199104240","wikidata":"https://www.wikidata.org/wiki/Q118291","display_name":"Marine engineering","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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wsc.2008.4736361","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wsc.2008.4736361","pdf_url":null,"source":{"id":"https://openalex.org/S4363608392","display_name":"2008 Winter Simulation Conference","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 Winter Simulation Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6600000262260437,"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1531722454","https://openalex.org/W1972441949","https://openalex.org/W1978606352","https://openalex.org/W1981936167","https://openalex.org/W2004393694","https://openalex.org/W2021725026","https://openalex.org/W2063260120","https://openalex.org/W2069846099"],"related_works":["https://openalex.org/W937101500","https://openalex.org/W2123973634","https://openalex.org/W4235978579","https://openalex.org/W9178262","https://openalex.org/W2365007040","https://openalex.org/W3210763275","https://openalex.org/W2143312717","https://openalex.org/W2156846373","https://openalex.org/W2118170736","https://openalex.org/W202875565"],"abstract_inverted_index":{"This":[0],"paper":[1,85],"presents":[2],"an":[3,103],"exact":[4],"approach":[5,105],"of":[6,30,46,73,88,99,120],"calculating":[7],"float":[8,89,123],"for":[9,63,106],"each":[10,49],"activity":[11],"in":[12,32,39,94],"linear":[13,107],"schedules.":[14,34,108],"It":[15],"is":[16,114],"based":[17],"on":[18],"singularity":[19,82],"functions,":[20,83],"which":[21],"have":[22],"been":[23],"used":[24,115],"previously":[25],"to":[26,116],"determine":[27],"the":[28,61,95,112,118,121],"criticality":[29],"activities":[31,75],"said":[33],"Singularity":[35],"functions":[36],"are":[37,79,91],"versatile":[38],"that":[40,90],"they":[41],"can":[42,51],"describe":[43],"multiple":[44],"changes":[45],"productivity":[47],"within":[48],"activity,":[50],"be":[52],"evaluated":[53],"by":[54],"hand":[55],"if":[56],"desired,":[57],"and":[58,76,101],"thus":[59],"provide":[60],"basis":[62],"a":[64,70],"complete":[65],"schedule":[66],"analysis":[67],"methodology.":[68],"Following":[69],"brief":[71],"review":[72],"how":[74],"their":[77],"buffers":[78],"modeled":[80],"with":[81],"this":[84],"examines":[86],"types":[87],"commonly":[92],"encountered":[93],"critical":[96],"path":[97],"method":[98],"scheduling":[100],"develops":[102],"equivalent":[104],"An":[109],"example":[110],"from":[111],"literature":[113],"demonstrate":[117],"application":[119],"new":[122],"analysis.":[124]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}