{"id":"https://openalex.org/W2741542409","doi":"https://doi.org/10.1007/s10479-018-2868-1","title":"Improving set partitioning problem solutions by zooming around an improving direction","display_name":"Improving set partitioning problem solutions by zooming around an improving direction","publication_year":2018,"publication_date":"2018-05-02","ids":{"openalex":"https://openalex.org/W2741542409","doi":"https://doi.org/10.1007/s10479-018-2868-1","mag":"2741542409"},"language":"en","primary_location":{"id":"doi:10.1007/s10479-018-2868-1","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10479-018-2868-1","pdf_url":null,"source":{"id":"https://openalex.org/S57667410","display_name":"Annals of Operations Research","issn_l":"0254-5330","issn":["0254-5330","1572-9338"],"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":"Annals of Operations Research","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/A5058325896","display_name":"Abdelouahab Zaghrouti","orcid":null},"institutions":[{"id":"https://openalex.org/I4210133247","display_name":"Group for Research in Decision Analysis","ror":"https://ror.org/02pkvpx84","country_code":"CA","type":"facility","lineage":["https://openalex.org/I108192572","https://openalex.org/I159129438","https://openalex.org/I4210133247","https://openalex.org/I45683168","https://openalex.org/I49663120","https://openalex.org/I5023651"]},{"id":"https://openalex.org/I45683168","display_name":"Polytechnique Montr\u00e9al","ror":"https://ror.org/05f8d4e86","country_code":"CA","type":"education","lineage":["https://openalex.org/I45683168"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Abdelouahab Zaghrouti","raw_affiliation_strings":["D\u00e9partement de Math\u00e9matiques et de G\u00e9nie Industriel, Polytechnique Montr\u00e9al and GERAD, C.P. 6079, Succ. Centre-Ville, Montreal, QC, H3C 3A7, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D\u00e9partement de Math\u00e9matiques et de G\u00e9nie Industriel, Polytechnique Montr\u00e9al and GERAD, C.P. 6079, Succ. Centre-Ville, Montreal, QC, H3C 3A7, Canada","institution_ids":["https://openalex.org/I4210133247","https://openalex.org/I45683168"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052724502","display_name":"Issma\u00efl El Hallaoui","orcid":"https://orcid.org/0000-0003-0778-2503"},"institutions":[{"id":"https://openalex.org/I4210133247","display_name":"Group for Research in Decision Analysis","ror":"https://ror.org/02pkvpx84","country_code":"CA","type":"facility","lineage":["https://openalex.org/I108192572","https://openalex.org/I159129438","https://openalex.org/I4210133247","https://openalex.org/I45683168","https://openalex.org/I49663120","https://openalex.org/I5023651"]},{"id":"https://openalex.org/I45683168","display_name":"Polytechnique Montr\u00e9al","ror":"https://ror.org/05f8d4e86","country_code":"CA","type":"education","lineage":["https://openalex.org/I45683168"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Issmail El Hallaoui","raw_affiliation_strings":["D\u00e9partement de Math\u00e9matiques et de G\u00e9nie Industriel, Polytechnique Montr\u00e9al and GERAD, C.P. 6079, Succ. Centre-Ville, Montreal, QC, H3C 3A7, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D\u00e9partement de Math\u00e9matiques et de G\u00e9nie Industriel, Polytechnique Montr\u00e9al and GERAD, C.P. 6079, Succ. Centre-Ville, Montreal, QC, H3C 3A7, Canada","institution_ids":["https://openalex.org/I4210133247","https://openalex.org/I45683168"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020333520","display_name":"Fran\u00e7ois Soumis","orcid":"https://orcid.org/0000-0002-4579-7696"},"institutions":[{"id":"https://openalex.org/I4210133247","display_name":"Group for Research in Decision Analysis","ror":"https://ror.org/02pkvpx84","country_code":"CA","type":"facility","lineage":["https://openalex.org/I108192572","https://openalex.org/I159129438","https://openalex.org/I4210133247","https://openalex.org/I45683168","https://openalex.org/I49663120","https://openalex.org/I5023651"]},{"id":"https://openalex.org/I45683168","display_name":"Polytechnique Montr\u00e9al","ror":"https://ror.org/05f8d4e86","country_code":"CA","type":"education","lineage":["https://openalex.org/I45683168"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Fran\u00e7ois Soumis","raw_affiliation_strings":["D\u00e9partement de Math\u00e9matiques et de G\u00e9nie Industriel, Polytechnique Montr\u00e9al and GERAD, C.P. 6079, Succ. Centre-Ville, Montreal, QC, H3C 3A7, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D\u00e9partement de Math\u00e9matiques et de G\u00e9nie Industriel, Polytechnique Montr\u00e9al and GERAD, C.P. 6079, Succ. Centre-Ville, Montreal, QC, H3C 3A7, Canada","institution_ids":["https://openalex.org/I4210133247","https://openalex.org/I45683168"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5052724502"],"corresponding_institution_ids":["https://openalex.org/I4210133247","https://openalex.org/I45683168"],"apc_list":{"value":2990,"currency":"USD","value_usd":2990},"apc_paid":null,"fwci":0.645,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.75108285,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"284","issue":"2","first_page":"645","last_page":"671"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9977999925613403,"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"}},"topics":[{"id":"https://openalex.org/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9977999925613403,"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/T12176","display_name":"Optimization and Packing Problems","score":0.9977999925613403,"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/T11814","display_name":"Advanced Manufacturing and Logistics Optimization","score":0.9972000122070312,"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/theory-of-computation","display_name":"Theory of computation","score":0.7657558917999268},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.6578355431556702},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5792679190635681},{"id":"https://openalex.org/keywords/zoom","display_name":"Zoom","score":0.5743880271911621},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5572453737258911},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.4703764319419861},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33142608404159546},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3118820786476135},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.08161786198616028}],"concepts":[{"id":"https://openalex.org/C24858836","wikidata":"https://www.wikidata.org/wiki/Q844718","display_name":"Theory of computation","level":2,"score":0.7657558917999268},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.6578355431556702},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5792679190635681},{"id":"https://openalex.org/C124913957","wikidata":"https://www.wikidata.org/wiki/Q1232548","display_name":"Zoom","level":3,"score":0.5743880271911621},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5572453737258911},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.4703764319419861},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33142608404159546},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3118820786476135},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.08161786198616028},{"id":"https://openalex.org/C78762247","wikidata":"https://www.wikidata.org/wiki/Q1273174","display_name":"Petroleum engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C15336307","wikidata":"https://www.wikidata.org/wiki/Q1766051","display_name":"Lens (geology)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s10479-018-2868-1","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10479-018-2868-1","pdf_url":null,"source":{"id":"https://openalex.org/S57667410","display_name":"Annals of Operations Research","issn_l":"0254-5330","issn":["0254-5330","1572-9338"],"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":"Annals of Operations Research","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:spr:annopr:v:284:y:2020:i:2:d:10.1007_s10479-018-2868-1","is_oa":false,"landing_page_url":"http://link.springer.com/10.1007/s10479-018-2868-1","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"},{"id":"pmh:oai:publications.polymtl.ca:40040","is_oa":false,"landing_page_url":"https://publications.polymtl.ca/40040/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401013","display_name":"PolyPublie (\u00c9cole Polytechnique de Montr\u00e9al)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45683168","host_organization_name":"Polytechnique Montr\u00e9al","host_organization_lineage":["https://openalex.org/I45683168"],"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 de revue"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W104965098","https://openalex.org/W117857050","https://openalex.org/W288256330","https://openalex.org/W1487378147","https://openalex.org/W1970355999","https://openalex.org/W2001341021","https://openalex.org/W2003066927","https://openalex.org/W2009683816","https://openalex.org/W2011943258","https://openalex.org/W2015282392","https://openalex.org/W2023008422","https://openalex.org/W2025836060","https://openalex.org/W2029403470","https://openalex.org/W2040678783","https://openalex.org/W2057459863","https://openalex.org/W2082860577","https://openalex.org/W2097828930","https://openalex.org/W2101011973","https://openalex.org/W2128968951","https://openalex.org/W2134801710","https://openalex.org/W2136023107","https://openalex.org/W2140541505","https://openalex.org/W2167580124","https://openalex.org/W2170021258","https://openalex.org/W2170216278","https://openalex.org/W2171471009","https://openalex.org/W2245665221","https://openalex.org/W2294401501","https://openalex.org/W2311779748","https://openalex.org/W2595226875","https://openalex.org/W2607766698"],"related_works":["https://openalex.org/W2939426006","https://openalex.org/W2040879503","https://openalex.org/W2091967157","https://openalex.org/W1972675159","https://openalex.org/W2071982496","https://openalex.org/W1992832251","https://openalex.org/W2035346226","https://openalex.org/W2005299742","https://openalex.org/W1966891017","https://openalex.org/W2019447872"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}