{"id":"https://openalex.org/W2122702777","doi":"https://doi.org/10.1109/cec.2011.5949693","title":"A surrogate-assisted memetic co-evolutionary algorithm for expensive constrained optimization problems","display_name":"A surrogate-assisted memetic co-evolutionary algorithm for expensive constrained optimization problems","publication_year":2011,"publication_date":"2011-06-01","ids":{"openalex":"https://openalex.org/W2122702777","doi":"https://doi.org/10.1109/cec.2011.5949693","mag":"2122702777"},"language":"en","primary_location":{"id":"doi:10.1109/cec.2011.5949693","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cec.2011.5949693","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Congress of Evolutionary Computation (CEC)","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/A5021045741","display_name":"Chi-Keong Goh","orcid":"https://orcid.org/0000-0002-4250-7307"},"institutions":[{"id":"https://openalex.org/I866009140","display_name":"Rolls-Royce (United Kingdom)","ror":"https://ror.org/04h08p482","country_code":"GB","type":"company","lineage":["https://openalex.org/I866009140"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"C. K. Goh","raw_affiliation_strings":["Advanced Technology Centre, Rolls Royce, Singapore","Advanced Technology Centre Rolls-Royce Singapore#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Advanced Technology Centre, Rolls Royce, Singapore","institution_ids":["https://openalex.org/I866009140"]},{"raw_affiliation_string":"Advanced Technology Centre Rolls-Royce Singapore#TAB#","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113779723","display_name":"D. Lim","orcid":"https://orcid.org/0009-0009-4390-2892"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"D. Lim","raw_affiliation_strings":["Centre of Computational Intelligence, Nanyang Technological University, Singapore","Centre for Computational Intelligence, Nanyang Technological University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre of Computational Intelligence, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Centre for Computational Intelligence, Nanyang Technological University","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024413838","display_name":"Lichun Ma","orcid":"https://orcid.org/0000-0001-9809-775X"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"L. Ma","raw_affiliation_strings":["Centre of Computational Intelligence, Nanyang Technological University, Singapore","Centre for Computational Intelligence, Nanyang Technological University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre of Computational Intelligence, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Centre for Computational Intelligence, Nanyang Technological University","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068243197","display_name":"Yew-Soon Ong","orcid":"https://orcid.org/0000-0002-4480-169X"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Y. S. Ong","raw_affiliation_strings":["Centre of Computational Intelligence, Nanyang Technological University, Singapore","Centre for Computational Intelligence, Nanyang Technological University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre of Computational Intelligence, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Centre for Computational Intelligence, Nanyang Technological University","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069576190","display_name":"P.S. Dutta","orcid":"https://orcid.org/0000-0002-1194-2728"},"institutions":[{"id":"https://openalex.org/I4210108443","display_name":"Advanced Digital Sciences Center","ror":"https://ror.org/01xaqx887","country_code":"SG","type":"facility","lineage":["https://openalex.org/I4210108443"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"P. S. Dutta","raw_affiliation_strings":["Advanced Technology Centre, Rolls Royce, Singapore, Singapore","Advanced Technology Centre Rolls-Royce Singapore#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Advanced Technology Centre, Rolls Royce, Singapore, Singapore","institution_ids":["https://openalex.org/I4210108443"]},{"raw_affiliation_string":"Advanced Technology Centre Rolls-Royce Singapore#TAB#","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":47,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"744","last_page":"749"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10848","display_name":"Advanced Multi-Objective Optimization Algorithms","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10848","display_name":"Advanced Multi-Objective Optimization Algorithms","score":0.9998999834060669,"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/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11975","display_name":"Evolutionary Algorithms and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/memetic-algorithm","display_name":"Memetic algorithm","score":0.8830825090408325},{"id":"https://openalex.org/keywords/evolutionary-computation","display_name":"Evolutionary computation","score":0.7092756032943726},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.7073721289634705},{"id":"https://openalex.org/keywords/evolutionary-algorithm","display_name":"Evolutionary algorithm","score":0.6940358281135559},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6823302507400513},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6767732501029968},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4925254285335541},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.45973148941993713},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.44986581802368164},{"id":"https://openalex.org/keywords/multi-objective-optimization","display_name":"Multi-objective optimization","score":0.4126827120780945},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4121888279914856},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2926257252693176},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2352377474308014},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.2339373528957367},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.21218740940093994}],"concepts":[{"id":"https://openalex.org/C35129592","wikidata":"https://www.wikidata.org/wiki/Q324793","display_name":"Memetic algorithm","level":3,"score":0.8830825090408325},{"id":"https://openalex.org/C105902424","wikidata":"https://www.wikidata.org/wiki/Q1197129","display_name":"Evolutionary computation","level":2,"score":0.7092756032943726},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.7073721289634705},{"id":"https://openalex.org/C159149176","wikidata":"https://www.wikidata.org/wiki/Q14489129","display_name":"Evolutionary algorithm","level":2,"score":0.6940358281135559},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6823302507400513},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6767732501029968},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4925254285335541},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.45973148941993713},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.44986581802368164},{"id":"https://openalex.org/C68781425","wikidata":"https://www.wikidata.org/wiki/Q2052203","display_name":"Multi-objective optimization","level":2,"score":0.4126827120780945},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4121888279914856},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2926257252693176},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2352377474308014},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2339373528957367},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.21218740940093994},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/cec.2011.5949693","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cec.2011.5949693","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Congress of Evolutionary Computation (CEC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W61354163","https://openalex.org/W124424457","https://openalex.org/W1519778441","https://openalex.org/W1984603815","https://openalex.org/W1987958230","https://openalex.org/W2000503034","https://openalex.org/W2006134516","https://openalex.org/W2013695155","https://openalex.org/W2025439819","https://openalex.org/W2030347721","https://openalex.org/W2075796418","https://openalex.org/W2078020766","https://openalex.org/W2086413597","https://openalex.org/W2098392363","https://openalex.org/W2098888914","https://openalex.org/W2100211715","https://openalex.org/W2106942224","https://openalex.org/W2111811973","https://openalex.org/W2113123876","https://openalex.org/W2117640392","https://openalex.org/W2121429049","https://openalex.org/W2145479420","https://openalex.org/W2151339633","https://openalex.org/W2170338867","https://openalex.org/W6605027983","https://openalex.org/W6631285064","https://openalex.org/W6656953618"],"related_works":["https://openalex.org/W2147204676","https://openalex.org/W4250606376","https://openalex.org/W4245579487","https://openalex.org/W2900645952","https://openalex.org/W2511867030","https://openalex.org/W2510912342","https://openalex.org/W2754926431","https://openalex.org/W4297582752","https://openalex.org/W2787833928","https://openalex.org/W2022485595"],"abstract_inverted_index":{"Stochastic":[0],"optimization":[1,53],"of":[2,11,48,75,82,88,115,127],"computationally":[3,56],"expensive":[4,33,57],"problems":[5,27,54,131],"is":[6,70,91,117],"a":[7,39,110,125],"relatively":[8],"new":[9],"field":[10],"research":[12],"in":[13,105],"evolutionary":[14,84],"computation":[15],"(EC).":[16],"At":[17],"present,":[18],"few":[19],"EC":[20],"works":[21],"have":[22],"been":[23],"published":[24],"to":[25,34,44,63,78,93,101,132],"handle":[26,94],"plagued":[28],"with":[29],"constraints":[30,116],"that":[31],"are":[32,122],"compute.":[35],"This":[36],"paper":[37],"presents":[38],"surrogate-assisted":[40,83],"memetic":[41],"co-evolutionary":[42,68],"framework":[43,77],"tackle":[45],"both":[46],"facets":[47],"practical":[49],"problems,":[50],"i.e.":[51],"the":[52,66,73,76,80,99,103,134],"having":[55],"objectives":[58],"and":[59],"constraints.":[60],"In":[61],"contrast":[62],"existing":[64],"works,":[65],"cooperative":[67],"mechanism":[69],"adopted":[71],"as":[72],"backbone":[74],"improve":[79],"efficiency":[81],"techniques.":[85],"The":[86],"idea":[87],"random-problem":[89],"decomposition":[90,104],"introduced":[92],"interdependencies":[95],"between":[96],"variables,":[97],"eliminating":[98],"need":[100],"determine":[102],"an":[106],"ad-hoc":[107],"manner.":[108],"Further,":[109],"novel":[111],"multi-objective":[112],"ranking":[113],"strategy":[114],"also":[118],"proposed.":[119],"Empirical":[120],"results":[121],"presented":[123],"for":[124],"series":[126],"commonly":[128],"used":[129],"benchmark":[130],"validate":[133],"proposed":[135],"algorithm.":[136]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}