{"id":"https://openalex.org/W2096700097","doi":"https://doi.org/10.1051/ro/2009025","title":"France Telecom workforce scheduling problem: a challenge","display_name":"France Telecom workforce scheduling problem: a challenge","publication_year":2009,"publication_date":"2009-10-01","ids":{"openalex":"https://openalex.org/W2096700097","doi":"https://doi.org/10.1051/ro/2009025","mag":"2096700097"},"language":"en","primary_location":{"id":"doi:10.1051/ro/2009025","is_oa":false,"landing_page_url":"https://doi.org/10.1051/ro/2009025","pdf_url":null,"source":{"id":"https://openalex.org/S20631277","display_name":"RAIRO - Operations Research","issn_l":"0399-0559","issn":["0399-0559","1290-3868"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319748","host_organization_name":"EDP Sciences","host_organization_lineage":["https://openalex.org/P4310319748"],"host_organization_lineage_names":["EDP Sciences"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"RAIRO - Operations Research","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.numdam.org/item/10.1051/ro/2009025.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043574831","display_name":"Sebastian Pokutta","orcid":"https://orcid.org/0000-0001-7365-3000"},"institutions":[{"id":"https://openalex.org/I63966007","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sebastian Pokutta","raw_affiliation_strings":["Operations Research Center, MIT, 77 Massachusetts Avenue, Cambridge, MA 02139, USA; pokutta@mit.edu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Operations Research Center, MIT, 77 Massachusetts Avenue, Cambridge, MA 02139, USA; pokutta@mit.edu","institution_ids":["https://openalex.org/I63966007"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041307632","display_name":"Gautier Stauffer","orcid":"https://orcid.org/0000-0002-2809-8447"},"institutions":[{"id":"https://openalex.org/I1341412227","display_name":"IBM (United States)","ror":"https://ror.org/05hh8d621","country_code":"US","type":"company","lineage":["https://openalex.org/I1341412227"]},{"id":"https://openalex.org/I4210126328","display_name":"IBM Research - Zurich","ror":"https://ror.org/02js37d36","country_code":"CH","type":"facility","lineage":["https://openalex.org/I1341412227","https://openalex.org/I4210114115","https://openalex.org/I4210126328"]}],"countries":["CH","US"],"is_corresponding":false,"raw_author_name":"Gautier Stauffer","raw_affiliation_strings":["IBM Zurich Research Lab, S\u00e4umerstrasse 4, 8803 R\u00fcschlikon, Switzerland; gst@zurich.ibm.com","IBM Zurich Research Lab, S\u00e4umerstrasse 4, 8803 R\u00fcschlikon, Switzerland;  gst@zurich.ibm.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IBM Zurich Research Lab, S\u00e4umerstrasse 4, 8803 R\u00fcschlikon, Switzerland; gst@zurich.ibm.com","institution_ids":["https://openalex.org/I4210126328"]},{"raw_affiliation_string":"IBM Zurich Research Lab, S\u00e4umerstrasse 4, 8803 R\u00fcschlikon, Switzerland;  gst@zurich.ibm.com","institution_ids":["https://openalex.org/I1341412227"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4165,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.70169082,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"43","issue":"4","first_page":"375","last_page":"386"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12177","display_name":"Resource-Constrained Project Scheduling","score":0.9984999895095825,"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":0.9984999895095825,"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/T12401","display_name":"Scheduling and Timetabling Solutions","score":0.9958000183105469,"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":0.9901999831199646,"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/computer-science","display_name":"Computer science","score":0.6455132365226746},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.6253085136413574},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.6151309609413147},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5910583734512329},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5845227241516113},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.44940775632858276},{"id":"https://openalex.org/keywords/job-shop-scheduling","display_name":"Job shop scheduling","score":0.4327625334262848},{"id":"https://openalex.org/keywords/workforce","display_name":"Workforce","score":0.41957736015319824},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.40111586451530457},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1926603615283966},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17215782403945923},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.16365230083465576},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.07291638851165771},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.0614166259765625},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.05948418378829956}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6455132365226746},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.6253085136413574},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.6151309609413147},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5910583734512329},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5845227241516113},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.44940775632858276},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.4327625334262848},{"id":"https://openalex.org/C2778139618","wikidata":"https://www.wikidata.org/wiki/Q13440398","display_name":"Workforce","level":2,"score":0.41957736015319824},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.40111586451530457},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1926603615283966},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17215782403945923},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.16365230083465576},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.07291638851165771},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0614166259765625},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.05948418378829956},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1051/ro/2009025","is_oa":false,"landing_page_url":"https://doi.org/10.1051/ro/2009025","pdf_url":null,"source":{"id":"https://openalex.org/S20631277","display_name":"RAIRO - Operations Research","issn_l":"0399-0559","issn":["0399-0559","1290-3868"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319748","host_organization_name":"EDP Sciences","host_organization_lineage":["https://openalex.org/P4310319748"],"host_organization_lineage_names":["EDP Sciences"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"RAIRO - Operations Research","raw_type":"journal-article"},{"id":"pmh:oai:numdam.org:RO_2009__43_4_375_0","is_oa":true,"landing_page_url":"http://www.numdam.org/articles/10.1051/ro/2009025/","pdf_url":"https://www.numdam.org/item/10.1051/ro/2009025.pdf","source":{"id":"https://openalex.org/S4306402264","display_name":"French digital mathematics library (Numdam)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I70900168","host_organization_name":"Universit\u00e9 Savoie Mont Blanc","host_organization_lineage":["https://openalex.org/I70900168"],"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":"Text"},{"id":"pmh:oai:HAL:inria-00442261v1","is_oa":false,"landing_page_url":"https://inria.hal.science/inria-00442261","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"RAIRO - Operations Research, 2009, 43 (4), pp.375-386. ⟨10.1051/ro/2009025⟩","raw_type":"Journal articles"},{"id":"pmh:oai:oskar-bordeaux.fr:20.500.12278/115908","is_oa":false,"landing_page_url":"https://oskar-bordeaux.fr/handle/20.500.12278/115908","pdf_url":null,"source":{"id":"https://openalex.org/S4306402569","display_name":"Oskar-Bordeaux (Universite de Bordeaux)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article de revue"},{"id":"pmh:oai:oskar-bordeaux.fr:20.500.12278/190260","is_oa":false,"landing_page_url":"https://oskar-bordeaux.fr/handle/20.500.12278/190260","pdf_url":null,"source":{"id":"https://openalex.org/S4306402569","display_name":"Oskar-Bordeaux (Universite de Bordeaux)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article de revue"}],"best_oa_location":{"id":"pmh:oai:numdam.org:RO_2009__43_4_375_0","is_oa":true,"landing_page_url":"http://www.numdam.org/articles/10.1051/ro/2009025/","pdf_url":"https://www.numdam.org/item/10.1051/ro/2009025.pdf","source":{"id":"https://openalex.org/S4306402264","display_name":"French digital mathematics library (Numdam)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I70900168","host_organization_name":"Universit\u00e9 Savoie Mont Blanc","host_organization_lineage":["https://openalex.org/I70900168"],"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":"Text"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309369","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44"},{"id":"https://openalex.org/F4320320875","display_name":"Deutscher Akademischer Austauschdienst","ror":"https://ror.org/039djdh30"},{"id":"https://openalex.org/F4320320924","display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","ror":"https://ror.org/00yjd3n13"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2096700097.pdf","grobid_xml":"https://content.openalex.org/works/W2096700097.grobid-xml"},"referenced_works_count":8,"referenced_works":["https://openalex.org/W2070891082","https://openalex.org/W2083780209","https://openalex.org/W2114712485","https://openalex.org/W2121852392","https://openalex.org/W2146203544","https://openalex.org/W2154487696","https://openalex.org/W2492405611","https://openalex.org/W4244872530"],"related_works":["https://openalex.org/W1962711591","https://openalex.org/W4308258967","https://openalex.org/W3172150420","https://openalex.org/W2803396544","https://openalex.org/W24250002","https://openalex.org/W2602699637","https://openalex.org/W2495360771","https://openalex.org/W3204654320","https://openalex.org/W2011675579","https://openalex.org/W2350876336"],"abstract_inverted_index":{"In":[0],"this":[1,123],"paper,":[2],"we":[3,23,56,75],"describe":[4],"the":[5,18,25,29,35,38,49,53,82,96,104],"methodology":[6],"used":[7],"to":[8,43,48,80,119],"tackle":[9],"France":[10],"Telecom":[11],"workforce":[12],"scheduling":[13],"problem":[14,39],"(the":[15],"subject":[16],"of":[17,52,90],"Roadef":[19],"Challenge":[20],"2007)":[21],"and":[22,46,73,95],"report":[24],"results":[26],"obtained":[27],"on":[28],"different":[30],"data":[31],"sets":[32],"provided":[33],"for":[34],"competition.":[36],"Since":[37],"at":[40],"hand":[41],"appears":[42],"be":[44],"NP-hard":[45],"due":[47],"high":[50],"dimensions":[51],"instance":[54],"sets,":[55],"use":[57,76,89],"a":[58,65,77,108],"two-step":[59],"heuristical":[60],"approach.":[61],"We":[62],"first":[63],"devise":[64],"problem-tailored":[66],"heuristic":[67,87],"that":[68],"provides":[69],"good":[70],"feasible":[71],"solutions":[72],"then":[74],"meta-heuristic":[78,105],"scheme":[79],"improve":[81],"current":[83],"results.":[84],"The":[85,113],"tailored":[86],"makes":[88],"sophisticated":[91],"integer":[92],"programming":[93],"models":[94],"corresponding":[97],"sub-problems":[98],"are":[99],"solved":[100],"using":[101],"CPLEX":[102],"while":[103],"framework":[106],"is":[107],"randomized":[109],"local":[110],"search":[111],"algorithm.":[112],"approach":[114],"herein":[115],"described":[116],"allowed":[117],"us":[118],"rank":[120],"5th":[121],"in":[122],"challenge.":[124]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}