{"id":"https://openalex.org/W3152865261","doi":"https://doi.org/10.1109/cec45853.2021.9504824","title":"Portfolio Search and Optimization for General Strategy Game-Playing","display_name":"Portfolio Search and Optimization for General Strategy Game-Playing","publication_year":2021,"publication_date":"2021-06-28","ids":{"openalex":"https://openalex.org/W3152865261","doi":"https://doi.org/10.1109/cec45853.2021.9504824","mag":"3152865261"},"language":"en","primary_location":{"id":"doi:10.1109/cec45853.2021.9504824","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cec45853.2021.9504824","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Congress on Evolutionary Computation (CEC)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2104.10429","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006873204","display_name":"Alexander Dockhorn","orcid":"https://orcid.org/0000-0001-8711-7428"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Alexander Dockhorn","raw_affiliation_strings":["School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028537691","display_name":"Jorge Hurtado-Grueso","orcid":null},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jorge Hurtado-Grueso","raw_affiliation_strings":["School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051707576","display_name":"Dominik Jeurissen","orcid":null},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Dominik Jeurissen","raw_affiliation_strings":["School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052124868","display_name":"Linjie Xu","orcid":"https://orcid.org/0000-0002-7152-5096"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Linjie Xu","raw_affiliation_strings":["School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058274276","display_name":"Diego P\u00e9rez-Li\u00e9bana","orcid":"https://orcid.org/0000-0003-1958-0212"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Diego Perez-Liebana","raw_affiliation_strings":["School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science Queen Mary University of London,London,UK","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary, University of London, London, UK","institution_ids":["https://openalex.org/I166337079"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I166337079"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2085","last_page":"2092"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11574","display_name":"Artificial Intelligence in Games","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"}},"topics":[{"id":"https://openalex.org/T11574","display_name":"Artificial Intelligence in Games","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/T11674","display_name":"Sports Analytics and Performance","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11975","display_name":"Evolutionary Algorithms and Applications","score":0.9922000169754028,"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/portfolio","display_name":"Portfolio","score":0.7344449758529663},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.694922685623169},{"id":"https://openalex.org/keywords/portfolio-optimization","display_name":"Portfolio optimization","score":0.5688630938529968},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5134128332138062},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.4546040892601013},{"id":"https://openalex.org/keywords/action","display_name":"Action (physics)","score":0.4517171382904053},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4337362051010132},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3930935263633728},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17317429184913635},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.084130197763443}],"concepts":[{"id":"https://openalex.org/C2780821815","wikidata":"https://www.wikidata.org/wiki/Q5340806","display_name":"Portfolio","level":2,"score":0.7344449758529663},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.694922685623169},{"id":"https://openalex.org/C202655437","wikidata":"https://www.wikidata.org/wiki/Q7231728","display_name":"Portfolio optimization","level":3,"score":0.5688630938529968},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5134128332138062},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.4546040892601013},{"id":"https://openalex.org/C2780791683","wikidata":"https://www.wikidata.org/wiki/Q846785","display_name":"Action (physics)","level":2,"score":0.4517171382904053},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4337362051010132},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3930935263633728},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17317429184913635},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.084130197763443},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/cec45853.2021.9504824","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cec45853.2021.9504824","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Congress on Evolutionary Computation (CEC)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2104.10429","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2104.10429","pdf_url":"https://arxiv.org/pdf/2104.10429","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},{"id":"mag:3152865261","is_oa":true,"landing_page_url":"http://export.arxiv.org/pdf/2104.10429","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.2104.10429","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2104.10429","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2104.10429","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2104.10429","pdf_url":"https://arxiv.org/pdf/2104.10429","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1694594370","display_name":null,"funder_award_id":"EP/T008962/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G7898019634","display_name":"Abstract Forward Models for Modern Games","funder_award_id":"EP/T008962/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3152865261.pdf","grobid_xml":"https://content.openalex.org/works/W3152865261.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W758372786","https://openalex.org/W2019257274","https://openalex.org/W2022504108","https://openalex.org/W2099587183","https://openalex.org/W2126105956","https://openalex.org/W2338958296","https://openalex.org/W2602193277","https://openalex.org/W2890208098","https://openalex.org/W2902457708","https://openalex.org/W2963369679","https://openalex.org/W2963664735","https://openalex.org/W2982316857","https://openalex.org/W3042073861","https://openalex.org/W3085055064","https://openalex.org/W3122339438","https://openalex.org/W3164650905","https://openalex.org/W6622219343","https://openalex.org/W6675434749","https://openalex.org/W6780941901","https://openalex.org/W6788821415","https://openalex.org/W6796417174"],"related_works":["https://openalex.org/W3189453569","https://openalex.org/W2908150527","https://openalex.org/W2074218969","https://openalex.org/W1446699864","https://openalex.org/W2589157111","https://openalex.org/W2533663386","https://openalex.org/W3135853125","https://openalex.org/W1996251656","https://openalex.org/W1581610433","https://openalex.org/W2795485758","https://openalex.org/W2904995741","https://openalex.org/W2782016344","https://openalex.org/W3184804348","https://openalex.org/W2162417941","https://openalex.org/W3185744068","https://openalex.org/W3006619037","https://openalex.org/W2806064618","https://openalex.org/W3081772106","https://openalex.org/W2158973351","https://openalex.org/W2058347045"],"abstract_inverted_index":{"Portfolio":[0],"methods":[1],"represent":[2],"a":[3,22,35,50,71,115],"simple":[4],"but":[5],"efficient":[6],"type":[7],"of":[8,18,24,52,67,86,93,104,131],"action":[9],"abstraction":[10],"which":[11],"has":[12],"shown":[13],"to":[14,56,123,142,148],"improve":[15],"the":[16,44,65,87,91,94,102,105,126,132,137],"performance":[17,66,134],"search-based":[19],"agents":[20,69],"in":[21,59,70,118],"range":[23],"strategy":[25,73],"games.":[26],"We":[27,62],"first":[28],"review":[29],"existing":[30],"portfolio":[31,98,112,151],"techniques":[32],"and":[33,40,97,145],"propose":[34],"new":[36],"algorithm":[37,139],"for":[38],"optimization":[39,92],"action-selection":[41],"based":[42],"on":[43,82],"Rolling":[45],"Horizon":[46],"Evolutionary":[47,108],"Algorithm.":[48,109],"Moreover,":[49],"series":[51],"variants":[53],"are":[54],"developed":[55],"solve":[57],"problems":[58],"different":[60,84],"aspects.":[61],"further":[63],"analyze":[64],"discussed":[68],"general":[72],"game-playing":[74],"task.":[75],"For":[76,90],"this":[77],"purpose,":[78],"we":[79,100],"run":[80],"experiments":[81],"three":[83],"game-modes":[85,144],"Stratega":[88],"framework.":[89],"agents'":[95,133],"parameters":[96],"sets":[99,113],"study":[101],"use":[103],"N-tuple":[106],"Bandit":[107],"The":[110],"resulting":[111],"suggest":[114],"high":[116],"diversity":[117],"play-styles":[119],"while":[120],"being":[121],"able":[122,147],"consistently":[124],"beat":[125],"sample":[127],"agents.":[128],"An":[129],"analysis":[130],"shows":[135],"that":[136],"proposed":[138],"generalizes":[140],"well":[141],"all":[143],"is":[146],"outperform":[149],"other":[150],"methods.":[152]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
