{"id":"https://openalex.org/W2027006618","doi":"https://doi.org/10.1162/evco_a_00074","title":"On Local Search for Bi-objective Knapsack Problems","display_name":"On Local Search for Bi-objective Knapsack Problems","publication_year":2012,"publication_date":"2012-03-05","ids":{"openalex":"https://openalex.org/W2027006618","doi":"https://doi.org/10.1162/evco_a_00074","mag":"2027006618","pmid":"https://pubmed.ncbi.nlm.nih.gov/22385108"},"language":"en","primary_location":{"id":"doi:10.1162/evco_a_00074","is_oa":false,"landing_page_url":"https://doi.org/10.1162/evco_a_00074","pdf_url":null,"source":{"id":"https://openalex.org/S38677346","display_name":"Evolutionary Computation","issn_l":"1063-6560","issn":["1063-6560","1530-9304"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315718","host_organization_name":"The MIT Press","host_organization_lineage":["https://openalex.org/P4310315718"],"host_organization_lineage_names":["The MIT Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Evolutionary Computation","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal.science/hal-00676625","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004181293","display_name":"Arnaud Liefooghe","orcid":"https://orcid.org/0000-0003-3283-3122"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I174424907","display_name":"Laboratoire d'Informatique Fondamentale de Lille","ror":"https://ror.org/05rhg0h08","country_code":"FR","type":"facility","lineage":["https://openalex.org/I174424907"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Arnaud Liefooghe","raw_affiliation_strings":["LIFL, Universit\u00e9 Lille 1, UMR CNRS 8022, 59655 Villeneuve d'Ascq cedex, France","Parallel Cooperative Multi-criteria Optimization"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"LIFL, Universit\u00e9 Lille 1, UMR CNRS 8022, 59655 Villeneuve d'Ascq cedex, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I174424907"]},{"raw_affiliation_string":"Parallel Cooperative Multi-criteria Optimization","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055996291","display_name":"Lu\u00eds Paquete","orcid":"https://orcid.org/0000-0001-7525-8901"},"institutions":[{"id":"https://openalex.org/I76903346","display_name":"University of Coimbra","ror":"https://ror.org/04z8k9a98","country_code":"PT","type":"education","lineage":["https://openalex.org/I76903346"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Lu\u00eds Paquete","raw_affiliation_strings":["CISUC, Department of Informatics Engineering, Faculty of Science and Technology, University of Coimbra, 3030-290 Coimbra, Portugal","Evolutionary and Complex Systems Group"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CISUC, Department of Informatics Engineering, Faculty of Science and Technology, University of Coimbra, 3030-290 Coimbra, Portugal","institution_ids":["https://openalex.org/I76903346"]},{"raw_affiliation_string":"Evolutionary and Complex Systems Group","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024152051","display_name":"Jos\u00e9 Rui Figueira","orcid":"https://orcid.org/0000-0001-9822-1167"},"institutions":[{"id":"https://openalex.org/I4210121838","display_name":"Laboratoire Lorrain de Recherche en Informatique et ses Applications","ror":"https://ror.org/02vnf0c38","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I277688954","https://openalex.org/I4210107720","https://openalex.org/I4210121838","https://openalex.org/I4210159245","https://openalex.org/I90183372"]},{"id":"https://openalex.org/I4210133369","display_name":"Decision Sciences (United States)","ror":"https://ror.org/03gcvf773","country_code":"US","type":"company","lineage":["https://openalex.org/I4210133369"]},{"id":"https://openalex.org/I4387152517","display_name":"Instituto Superior T\u00e9cnico","ror":"https://ror.org/03db2by73","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103","https://openalex.org/I4387152517"]}],"countries":["FR","PT","US"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Rui Figueira","raw_affiliation_strings":["CEG-IST, Instituto Superior T\u00e9cnico, 1040-001 Lisboa, Portugal; and LORIA Laboratory, Nancy, France","Operations research for Complex HybrId Decision Sytems"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CEG-IST, Instituto Superior T\u00e9cnico, 1040-001 Lisboa, Portugal; and LORIA Laboratory, Nancy, France","institution_ids":["https://openalex.org/I4210121838","https://openalex.org/I4387152517"]},{"raw_affiliation_string":"Operations research for Complex HybrId Decision Sytems","institution_ids":["https://openalex.org/I4210133369"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.1959,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.91432515,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"21","issue":"1","first_page":"179","last_page":"196"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12176","display_name":"Optimization and Packing Problems","score":0.9983999729156494,"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/T12176","display_name":"Optimization and Packing Problems","score":0.9983999729156494,"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/T10848","display_name":"Advanced Multi-Objective Optimization Algorithms","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11814","display_name":"Advanced Manufacturing and Logistics Optimization","score":0.9958000183105469,"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/knapsack-problem","display_name":"Knapsack problem","score":0.9510262608528137},{"id":"https://openalex.org/keywords/continuous-knapsack-problem","display_name":"Continuous knapsack problem","score":0.6957088708877563},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6944184303283691},{"id":"https://openalex.org/keywords/local-search","display_name":"Local search (optimization)","score":0.6287088990211487},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5622279047966003},{"id":"https://openalex.org/keywords/social-connectedness","display_name":"Social connectedness","score":0.5381700992584229},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5332028269767761},{"id":"https://openalex.org/keywords/property","display_name":"Property (philosophy)","score":0.42650169134140015},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3546451926231384},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3526836633682251}],"concepts":[{"id":"https://openalex.org/C113138325","wikidata":"https://www.wikidata.org/wiki/Q864457","display_name":"Knapsack problem","level":2,"score":0.9510262608528137},{"id":"https://openalex.org/C94569963","wikidata":"https://www.wikidata.org/wiki/Q5165487","display_name":"Continuous knapsack problem","level":3,"score":0.6957088708877563},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6944184303283691},{"id":"https://openalex.org/C135320971","wikidata":"https://www.wikidata.org/wiki/Q1868524","display_name":"Local search (optimization)","level":2,"score":0.6287088990211487},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5622279047966003},{"id":"https://openalex.org/C201943243","wikidata":"https://www.wikidata.org/wiki/Q7551008","display_name":"Social connectedness","level":2,"score":0.5381700992584229},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5332028269767761},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.42650169134140015},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3546451926231384},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3526836633682251},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008962","descriptor_name":"Models, Theoretical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008962","descriptor_name":"Models, Theoretical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008962","descriptor_name":"Models, Theoretical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1162/evco_a_00074","is_oa":false,"landing_page_url":"https://doi.org/10.1162/evco_a_00074","pdf_url":null,"source":{"id":"https://openalex.org/S38677346","display_name":"Evolutionary Computation","issn_l":"1063-6560","issn":["1063-6560","1530-9304"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315718","host_organization_name":"The MIT Press","host_organization_lineage":["https://openalex.org/P4310315718"],"host_organization_lineage_names":["The MIT Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Evolutionary Computation","raw_type":"journal-article"},{"id":"pmid:22385108","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22385108","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Evolutionary computation","raw_type":null},{"id":"pmh:oai:HAL:hal-00676625v1","is_oa":true,"landing_page_url":"https://hal.science/hal-00676625","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Evolutionary Computation, 2013, 21 (1), pp.179-196. ⟨10.1162/EVCO_a_00074⟩","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:lilloa.univ-lille.fr:20.500.12210/27839","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306402203","display_name":"LillOA (Universit\u00e9 de Lille (University Of Lille))","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210123514","host_organization_name":"Centre d'Etudes en Civilisations, Langues et Litt\u00e9ratures Etrang\u00e8res","host_organization_lineage":["https://openalex.org/I4210123514"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-00676625v1","is_oa":true,"landing_page_url":"https://hal.science/hal-00676625","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Evolutionary Computation, 2013, 21 (1), pp.179-196. ⟨10.1162/EVCO_a_00074⟩","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1497333074","https://openalex.org/W1541280975","https://openalex.org/W1597594827","https://openalex.org/W1639032689","https://openalex.org/W1927073541","https://openalex.org/W1976513030","https://openalex.org/W1990912193","https://openalex.org/W1991632843","https://openalex.org/W1994201384","https://openalex.org/W2002357639","https://openalex.org/W2007458506","https://openalex.org/W2021383390","https://openalex.org/W2049864887","https://openalex.org/W2053900989","https://openalex.org/W2069031805","https://openalex.org/W2073819677","https://openalex.org/W2074514699","https://openalex.org/W2098907614","https://openalex.org/W2126105956","https://openalex.org/W2152150600","https://openalex.org/W2615258659","https://openalex.org/W3023540311","https://openalex.org/W3104617572","https://openalex.org/W4292542951"],"related_works":["https://openalex.org/W246960280","https://openalex.org/W2087209118","https://openalex.org/W2168163332","https://openalex.org/W2005493932","https://openalex.org/W179363847","https://openalex.org/W2381035939","https://openalex.org/W2145407993","https://openalex.org/W2378557713","https://openalex.org/W2141701778","https://openalex.org/W3169691842"],"abstract_inverted_index":{"In":[0],"this":[1,50,78],"article,":[2],"a":[3,36,52,87],"local":[4,53,80],"search":[5,54,81],"approach":[6],"is":[7,46,56,61,83],"proposed":[8,57],"for":[9],"three":[10],"variants":[11],"of":[12,21,40,42,68,90,95],"the":[13,19,23,28,43,96],"bi-objective":[14],"binary":[15],"knapsack":[16],"problem,":[17],"with":[18],"aim":[20],"maximizing":[22],"total":[24,29],"profit":[25],"and":[26,58,70,98],"minimizing":[27],"weight.":[30],"First,":[31],"an":[32],"experimental":[33,74],"study":[34],"on":[35,49],"given":[37],"structural":[38],"property":[39],"connectedness":[41],"efficient":[44],"set":[45,89],"conducted.":[47],"Based":[48],"property,":[51],"algorithm":[55,82],"its":[59],"performance":[60],"compared":[62],"to":[63,85],"exact":[64,104],"algorithms":[65],"in":[66,93,99],"terms":[67],"runtime":[69],"quality":[71],"metrics.":[72],"The":[73],"results":[75],"indicate":[76],"that":[77],"simple":[79],"able":[84],"find":[86],"representative":[88],"optimal":[91],"solutions":[92],"most":[94],"cases,":[97],"much":[100],"less":[101],"time":[102],"than":[103],"algorithms.":[105]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}