{"id":"https://openalex.org/W2736288829","doi":"https://doi.org/10.1145/3067695.3076003","title":"PSXO","display_name":"PSXO","publication_year":2017,"publication_date":"2017-07-11","ids":{"openalex":"https://openalex.org/W2736288829","doi":"https://doi.org/10.1145/3067695.3076003","mag":"2736288829"},"language":"en","primary_location":{"id":"doi:10.1145/3067695.3076003","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3067695.3076003","pdf_url":null,"source":{"id":"https://openalex.org/S4363608771","display_name":"Proceedings of the Genetic and Evolutionary Computation Conference Companion","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":"Proceedings of the Genetic and Evolutionary Computation Conference Companion","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://dl.acm.org/citation.cfm?doid=3067695.3076003","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5056916227","display_name":"Leonardo Vanneschi","orcid":"https://orcid.org/0000-0003-4732-3328"},"institutions":[{"id":"https://openalex.org/I83558840","display_name":"Universidade Nova de Lisboa","ror":"https://ror.org/02xankh89","country_code":"PT","type":"education","lineage":["https://openalex.org/I83558840"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Leonardo Vanneschi","raw_affiliation_strings":["Universidade Nova de Lisboa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade Nova de Lisboa, Portugal","institution_ids":["https://openalex.org/I83558840"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087976149","display_name":"Mauro Castelli","orcid":"https://orcid.org/0000-0002-8793-1451"},"institutions":[{"id":"https://openalex.org/I83558840","display_name":"Universidade Nova de Lisboa","ror":"https://ror.org/02xankh89","country_code":"PT","type":"education","lineage":["https://openalex.org/I83558840"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Mauro Castelli","raw_affiliation_strings":["Universidade Nova de Lisboa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade Nova de Lisboa, Portugal","institution_ids":["https://openalex.org/I83558840"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064452080","display_name":"Luca Manzoni","orcid":"https://orcid.org/0000-0001-6312-7728"},"institutions":[{"id":"https://openalex.org/I66752286","display_name":"University of Milano-Bicocca","ror":"https://ror.org/01ynf4891","country_code":"IT","type":"education","lineage":["https://openalex.org/I66752286"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Luca Manzoni","raw_affiliation_strings":["Universit\u00e1 di Milano Bicocca, Milano, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e1 di Milano Bicocca, Milano, Italy","institution_ids":["https://openalex.org/I66752286"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034406933","display_name":"Krzysztof Krawiec","orcid":"https://orcid.org/0000-0001-5439-3231"},"institutions":[{"id":"https://openalex.org/I46597724","display_name":"Pozna\u0144 University of Technology","ror":"https://ror.org/00p7p3302","country_code":"PL","type":"education","lineage":["https://openalex.org/I46597724"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Krzysztof Krawiec","raw_affiliation_strings":["Poznan University of Technology, Poznan, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Poznan University of Technology, Poznan, Poland","institution_ids":["https://openalex.org/I46597724"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074404245","display_name":"Alberto Moraglio","orcid":"https://orcid.org/0000-0003-4782-6590"},"institutions":[{"id":"https://openalex.org/I23923803","display_name":"University of Exeter","ror":"https://ror.org/03yghzc09","country_code":"GB","type":"education","lineage":["https://openalex.org/I23923803"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Alberto Moraglio","raw_affiliation_strings":["University of Exeter, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Exeter, UK","institution_ids":["https://openalex.org/I23923803"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100694882","display_name":"Sara Silva","orcid":"https://orcid.org/0000-0001-8223-4799"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},{"id":"https://openalex.org/I4210105462","display_name":"Lus\u00edada University of Lisbon","ror":"https://ror.org/00zjprf31","country_code":"PT","type":"education","lineage":["https://openalex.org/I4210105462","https://openalex.org/I4401200244"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Sara Silva","raw_affiliation_strings":["Universidade de Lisboa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I141596103","https://openalex.org/I4210105462"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040448768","display_name":"Ivo Gon\u00e7alves","orcid":"https://orcid.org/0000-0002-5336-7768"},"institutions":[{"id":"https://openalex.org/I83558840","display_name":"Universidade Nova de Lisboa","ror":"https://ror.org/02xankh89","country_code":"PT","type":"education","lineage":["https://openalex.org/I83558840"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Ivo Gon\u00e7alves","raw_affiliation_strings":["Universidade Nova de Lisboa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade Nova de Lisboa, Portugal","institution_ids":["https://openalex.org/I83558840"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"257","last_page":"258"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11975","display_name":"Evolutionary Algorithms and Applications","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11975","display_name":"Evolutionary Algorithms and Applications","score":0.9998999834060669,"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/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9940000176429749,"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/T11764","display_name":"Evolution and Genetic Dynamics","score":0.977400004863739,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/crossover","display_name":"Crossover","score":0.7047932744026184},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6660099029541016},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.6408398151397705},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.6191297173500061},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5995016098022461},{"id":"https://openalex.org/keywords/simplicity","display_name":"Simplicity","score":0.5964453220367432},{"id":"https://openalex.org/keywords/genetic-programming","display_name":"Genetic programming","score":0.5584095120429993},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.4794246554374695},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.4399257004261017},{"id":"https://openalex.org/keywords/test-set","display_name":"Test set","score":0.43832847476005554},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4326459765434265},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3617671728134155},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.34715813398361206},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32327768206596375},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2598370313644409},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.0985575020313263}],"concepts":[{"id":"https://openalex.org/C122507166","wikidata":"https://www.wikidata.org/wiki/Q628906","display_name":"Crossover","level":2,"score":0.7047932744026184},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6660099029541016},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.6408398151397705},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.6191297173500061},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5995016098022461},{"id":"https://openalex.org/C2776372474","wikidata":"https://www.wikidata.org/wiki/Q508291","display_name":"Simplicity","level":2,"score":0.5964453220367432},{"id":"https://openalex.org/C110332635","wikidata":"https://www.wikidata.org/wiki/Q629498","display_name":"Genetic programming","level":2,"score":0.5584095120429993},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4794246554374695},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.4399257004261017},{"id":"https://openalex.org/C169903167","wikidata":"https://www.wikidata.org/wiki/Q3985153","display_name":"Test set","level":2,"score":0.43832847476005554},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4326459765434265},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3617671728134155},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.34715813398361206},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32327768206596375},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2598370313644409},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0985575020313263},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3067695.3076003","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3067695.3076003","pdf_url":null,"source":{"id":"https://openalex.org/S4363608771","display_name":"Proceedings of the Genetic and Evolutionary Computation Conference Companion","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":"Proceedings of the Genetic and Evolutionary Computation Conference Companion","raw_type":"proceedings-article"},{"id":"pmh:oai:arts.units.it:11368/2947988","is_oa":false,"landing_page_url":"http://hdl.handle.net/11368/2947988","pdf_url":null,"source":{"id":"https://openalex.org/S4306400480","display_name":"ArTS Archivio della ricerca di Trieste (University of Trieste https://www.units.it/)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I142444530","host_organization_name":"University of Trieste","host_organization_lineage":["https://openalex.org/I142444530"],"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":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:run.unl.pt:10362/30883","is_oa":true,"landing_page_url":"http://dl.acm.org/citation.cfm?doid=3067695.3076003","pdf_url":null,"source":{"id":"https://openalex.org/S4306400678","display_name":"Universidade Nova de Lisboa's Repository (Universidade Nova de Lisboa)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I83558840","host_organization_name":"Universidade Nova de Lisboa","host_organization_lineage":["https://openalex.org/I83558840"],"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":"","raw_type":"conferenceObject"}],"best_oa_location":{"id":"pmh:oai:run.unl.pt:10362/30883","is_oa":true,"landing_page_url":"http://dl.acm.org/citation.cfm?doid=3067695.3076003","pdf_url":null,"source":{"id":"https://openalex.org/S4306400678","display_name":"Universidade Nova de Lisboa's Repository (Universidade Nova de Lisboa)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I83558840","host_organization_name":"Universidade Nova de Lisboa","host_organization_lineage":["https://openalex.org/I83558840"],"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":"","raw_type":"conferenceObject"},"sustainable_development_goals":[{"score":0.49000000953674316,"id":"https://metadata.un.org/sdg/12","display_name":"Responsible consumption and production"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W100376849","https://openalex.org/W102043130","https://openalex.org/W1576818901","https://openalex.org/W1795093649","https://openalex.org/W1995423934","https://openalex.org/W2346480002","https://openalex.org/W2593280677"],"related_works":["https://openalex.org/W2082776239","https://openalex.org/W2142324575","https://openalex.org/W2123029667","https://openalex.org/W2051028534","https://openalex.org/W2046401452","https://openalex.org/W2164305954","https://openalex.org/W1501730763","https://openalex.org/W1772786136","https://openalex.org/W1963986408","https://openalex.org/W1593354505"],"abstract_inverted_index":{"Since":[0],"its":[1],"introduction,":[2],"Geometric":[3],"Semantic":[4,88],"Genetic":[5],"Programming":[6],"(GSGP)":[7],"has":[8,26,69],"been":[9],"the":[10,47,60,105,129,150,168,189],"inspiration":[11],"to":[12,16,29,58,119,149],"ideas":[13],"on":[14,76,93,109,128,184],"how":[15,28],"reach":[17],"optimal":[18,32,171],"solutions":[19],"efficiently.":[20],"Among":[21],"these,":[22],"in":[23],"2016":[24],"Pawlak":[25],"shown":[27],"analytically":[30],"construct":[31],"programs":[33,172],"by":[34,138,143,173],"means":[35,174],"of":[36,40,43,52,96,113,170,175],"a":[37,41,84,110,160],"linear":[38,94,176],"combination":[39],"set":[42,112],"random":[44,97],"programs.":[45],"Given":[46],"simplicity":[48],"and":[49,71,122,134,140,182],"excellent":[50],"results":[51],"this":[53,80],"method":[54],"(LC)":[55],"when":[56],"compared":[57],"GSGP,":[59,139],"author":[61],"concluded":[62],"that":[63,99,152,164],"GSGP":[64,121,153],"is":[65,154],"\"overkill\".":[66],"However,":[67],"LC":[68,133,181],"limitations,":[70],"it":[72,118],"was":[73],"tested":[74],"only":[75],"simple":[77],"benchmarks.":[78],"In":[79],"paper,":[81],"we":[82],"introduce":[83,159],"new":[85],"method,":[86],"Population-Wide":[87],"Crossover":[89],"(PSXO),":[90],"also":[91,142,158],"based":[92],"combinations":[95],"programs,":[98],"overcomes":[100],"these":[101],"limitations.":[102],"We":[103,125,157],"test":[104,186],"first":[106],"variant":[107,162],"(Inv)":[108],"diverse":[111],"complex":[114],"real-life":[115],"problems,":[116,131],"comparing":[117],"LC,":[120],"standard":[123,144],"GP.":[124,145],"realize":[126],"that,":[127],"studied":[130,190],"both":[132,180],"Inv":[135,183],"are":[136],"outperformed":[137],"sometimes":[141],"This":[146],"leads":[147],"us":[148],"conclusion":[151],"not":[155],"overkill.":[156],"second":[161],"(GPinv)":[163],"integrates":[165],"evolution":[166],"with":[167],"approximation":[169],"combinations.":[177],"GPinv":[178],"outperforms":[179],"unseen":[185],"data":[187],"for":[188],"problems.":[191]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2017-07-21T00:00:00"}
