{"id":"https://openalex.org/W4397028314","doi":"https://doi.org/10.1145/3638529.3654198","title":"CatCMA : Stochastic Optimization for Mixed-Category Problems","display_name":"CatCMA : Stochastic Optimization for Mixed-Category Problems","publication_year":2024,"publication_date":"2024-07-08","ids":{"openalex":"https://openalex.org/W4397028314","doi":"https://doi.org/10.1145/3638529.3654198"},"language":"en","primary_location":{"id":"doi:10.1145/3638529.3654198","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3638529.3654198","pdf_url":null,"source":{"id":"https://openalex.org/S4363608932","display_name":"Proceedings of the Genetic and Evolutionary Computation Conference","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","raw_type":"proceedings-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2405.09962","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055965903","display_name":"Ryoki Hamano","orcid":"https://orcid.org/0000-0002-4425-1683"},"institutions":[{"id":"https://openalex.org/I180203408","display_name":"Yokohama National University","ror":"https://ror.org/03zyp6p76","country_code":"JP","type":"education","lineage":["https://openalex.org/I180203408"]},{"id":"https://openalex.org/I4210089607","display_name":"CyberAgent (Japan)","ror":"https://ror.org/0060jg679","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210089607"]},{"id":"https://openalex.org/I4210136457","display_name":"Shibuya (Japan)","ror":"https://ror.org/03t1ztz45","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210136457"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Ryoki Hamano","raw_affiliation_strings":["CyberAgent, Inc., Shibuya, Japan","Yokohama National University, Yokohama, Japan","CyberAgent, Inc. Shibuya, Tokyo, Japan","Yokohama National University Shibuya, Tokyo, Japan","CyberAgent, Inc","Yokohama National University Yokohama, Kanagawa, Japan","Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4425-1683","affiliations":[{"raw_affiliation_string":"CyberAgent, Inc., Shibuya, Japan","institution_ids":["https://openalex.org/I4210089607","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University, Yokohama, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"CyberAgent, Inc. Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210089607","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I180203408","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"CyberAgent, Inc","institution_ids":["https://openalex.org/I4210089607"]},{"raw_affiliation_string":"Yokohama National University Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078648227","display_name":"Shota Saito","orcid":"https://orcid.org/0000-0002-9863-6765"},"institutions":[{"id":"https://openalex.org/I180203408","display_name":"Yokohama National University","ror":"https://ror.org/03zyp6p76","country_code":"JP","type":"education","lineage":["https://openalex.org/I180203408"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shota Saito","raw_affiliation_strings":["SKILLUP NeXt Ltd., Chiyoda, Japan","Yokohama National University, Yokohama, Japan"],"raw_orcid":"https://orcid.org/0000-0002-9863-6765","affiliations":[{"raw_affiliation_string":"SKILLUP NeXt Ltd., Chiyoda, Japan","institution_ids":[]},{"raw_affiliation_string":"Yokohama National University, Yokohama, Japan","institution_ids":["https://openalex.org/I180203408"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101431510","display_name":"Masahiro Nomura","orcid":"https://orcid.org/0000-0002-4945-5984"},"institutions":[{"id":"https://openalex.org/I180203408","display_name":"Yokohama National University","ror":"https://ror.org/03zyp6p76","country_code":"JP","type":"education","lineage":["https://openalex.org/I180203408"]},{"id":"https://openalex.org/I4210089607","display_name":"CyberAgent (Japan)","ror":"https://ror.org/0060jg679","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210089607"]},{"id":"https://openalex.org/I4210136457","display_name":"Shibuya (Japan)","ror":"https://ror.org/03t1ztz45","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210136457"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahiro Nomura","raw_affiliation_strings":["CyberAgent, Inc., Shibuya, Japan","Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","CyberAgent, Inc. Shibuya, Tokyo, Japan","Yokohama National University Shibuya, Tokyo, Japan","CyberAgent, Inc","Yokohama National University Yokohama, Kanagawa, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4945-5984","affiliations":[{"raw_affiliation_string":"CyberAgent, Inc., Shibuya, Japan","institution_ids":["https://openalex.org/I4210089607","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"CyberAgent, Inc. Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210089607","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I180203408","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"CyberAgent, Inc","institution_ids":["https://openalex.org/I4210089607"]},{"raw_affiliation_string":"Yokohama National University Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048507108","display_name":"Kento Uchida","orcid":"https://orcid.org/0000-0002-4179-6020"},"institutions":[{"id":"https://openalex.org/I180203408","display_name":"Yokohama National University","ror":"https://ror.org/03zyp6p76","country_code":"JP","type":"education","lineage":["https://openalex.org/I180203408"]},{"id":"https://openalex.org/I4210089607","display_name":"CyberAgent (Japan)","ror":"https://ror.org/0060jg679","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210089607"]},{"id":"https://openalex.org/I4210136457","display_name":"Shibuya (Japan)","ror":"https://ror.org/03t1ztz45","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210136457"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kento Uchida","raw_affiliation_strings":["Yokohama National University, Yokohama, Japan","CyberAgent, Inc","CyberAgent, Inc. Shibuya, Tokyo, Japan","Yokohama National University Yokohama, Kanagawa, Japan","Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","Yokohama National University Shibuya, Tokyo, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4179-6020","affiliations":[{"raw_affiliation_string":"Yokohama National University, Yokohama, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"CyberAgent, Inc","institution_ids":["https://openalex.org/I4210089607"]},{"raw_affiliation_string":"CyberAgent, Inc. Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210089607","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"Yokohama National University Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I180203408","https://openalex.org/I4210136457"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005268349","display_name":"Shinichi Shirakawa","orcid":"https://orcid.org/0000-0002-4659-6108"},"institutions":[{"id":"https://openalex.org/I180203408","display_name":"Yokohama National University","ror":"https://ror.org/03zyp6p76","country_code":"JP","type":"education","lineage":["https://openalex.org/I180203408"]},{"id":"https://openalex.org/I4210089607","display_name":"CyberAgent (Japan)","ror":"https://ror.org/0060jg679","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210089607"]},{"id":"https://openalex.org/I4210136457","display_name":"Shibuya (Japan)","ror":"https://ror.org/03t1ztz45","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210136457"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinichi Shirakawa","raw_affiliation_strings":["Yokohama National University, Yokohama, Japan","Yokohama National University Shibuya, Tokyo, Japan","Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","CyberAgent, Inc","CyberAgent, Inc. Shibuya, Tokyo, Japan","Yokohama National University Yokohama, Kanagawa, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4659-6108","affiliations":[{"raw_affiliation_string":"Yokohama National University, Yokohama, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"Yokohama National University Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I180203408","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University SKILLUP NeXt Ltd. Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]},{"raw_affiliation_string":"CyberAgent, Inc","institution_ids":["https://openalex.org/I4210089607"]},{"raw_affiliation_string":"CyberAgent, Inc. Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210089607","https://openalex.org/I4210136457"]},{"raw_affiliation_string":"Yokohama National University Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I180203408"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5055965903"],"corresponding_institution_ids":["https://openalex.org/I180203408","https://openalex.org/I4210089607","https://openalex.org/I4210136457"],"apc_list":null,"apc_paid":null,"fwci":3.1685,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.90322581,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"656","last_page":"664"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11443","display_name":"Advanced Statistical Process Monitoring","score":0.9896000027656555,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11443","display_name":"Advanced Statistical Process Monitoring","score":0.9896000027656555,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11195","display_name":"Simulation Techniques and Applications","score":0.9855999946594238,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11159","display_name":"Manufacturing Process and Optimization","score":0.9731000065803528,"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/computer-science","display_name":"Computer science","score":0.5476934909820557},{"id":"https://openalex.org/keywords/stochastic-optimization","display_name":"Stochastic optimization","score":0.4557374119758606},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3883119523525238},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22213691473007202}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5476934909820557},{"id":"https://openalex.org/C194387892","wikidata":"https://www.wikidata.org/wiki/Q1747770","display_name":"Stochastic optimization","level":2,"score":0.4557374119758606},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3883119523525238},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22213691473007202}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3638529.3654198","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3638529.3654198","pdf_url":null,"source":{"id":"https://openalex.org/S4363608932","display_name":"Proceedings of the Genetic and Evolutionary Computation Conference","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","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2405.09962","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2405.09962","pdf_url":"https://arxiv.org/pdf/2405.09962","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-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2405.09962","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2405.09962","pdf_url":"https://arxiv.org/pdf/2405.09962","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-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1408728123","display_name":null,"funder_award_id":"JPMJPR2133","funder_id":"https://openalex.org/F4320338111","funder_display_name":"Precursory Research for Embryonic Science and Technology"},{"id":"https://openalex.org/G2511204571","display_name":null,"funder_award_id":"JP23KJ0985","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3067264840","display_name":null,"funder_award_id":"JPMJPR2133","funder_id":"https://openalex.org/F4320334789","funder_display_name":"Japan Science and Technology Agency"},{"id":"https://openalex.org/G3818729332","display_name":null,"funder_award_id":"JPNP20006","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G4324256466","display_name":null,"funder_award_id":"JPNP18002","funder_id":"https://openalex.org/F4320321034","funder_display_name":"New Energy and Industrial Technology Development Organization"},{"id":"https://openalex.org/G5311352293","display_name":null,"funder_award_id":"JP23H00491","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G5482021099","display_name":null,"funder_award_id":"JP23H03466","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G6725152017","display_name":null,"funder_award_id":"JPNP20006","funder_id":"https://openalex.org/F4320321034","funder_display_name":"New Energy and Industrial Technology Development Organization"}],"funders":[{"id":"https://openalex.org/F4320321034","display_name":"New Energy and Industrial Technology Development Organization","ror":"https://ror.org/0055k7a87"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"},{"id":"https://openalex.org/F4320334789","display_name":"Japan Science and Technology Agency","ror":"https://ror.org/00097mb19"},{"id":"https://openalex.org/F4320338111","display_name":"Precursory Research for Embryonic Science and Technology","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4397028314.pdf","grobid_xml":"https://content.openalex.org/works/W4397028314.grobid-xml"},"referenced_works_count":15,"referenced_works":["https://openalex.org/W7934506","https://openalex.org/W569478347","https://openalex.org/W1579744901","https://openalex.org/W2034813183","https://openalex.org/W2101677491","https://openalex.org/W2138537392","https://openalex.org/W2151604161","https://openalex.org/W2560674852","https://openalex.org/W2604272474","https://openalex.org/W2949676527","https://openalex.org/W3014290610","https://openalex.org/W3089720745","https://openalex.org/W4213308398","https://openalex.org/W4281986793","https://openalex.org/W4285047358"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W2382290278","https://openalex.org/W4388209346"],"abstract_inverted_index":{"Black-box":[0],"optimization":[1,44,51,73,181],"problems":[2,62],"often":[3],"require":[4],"simultaneously":[5],"optimizing":[6],"different":[7],"types":[8],"of":[9,34,58,84,98,143,167],"variables,":[10,20],"such":[11,129],"as":[12,90,130],"continuous,":[13],"integer,":[14],"and":[15,30,63,87,123,133,154,171],"categorical":[16,21,88,145],"variables.":[17],"Unlike":[18],"integer":[19],"variables":[22,36],"do":[23],"not":[24,38],"necessarily":[25],"have":[26],"a":[27,56,71,157],"meaningful":[28],"order,":[29],"the":[31,80,91,96,99,104,111,116,124,141,144,165],"discretization":[32],"approach":[33],"continuous":[35],"does":[37],"work":[39],"well.":[40],"Although":[41],"several":[42],"Bayesian":[43,180],"methods":[45],"can":[46],"deal":[47],"with":[48],"mixed-category":[49],"black-box":[50],"(MC-BBO),":[52],"they":[53],"suffer":[54],"from":[55],"lack":[57],"scalability":[59],"to":[60,150,174,178],"high-dimensional":[61],"internal":[64],"computational":[65],"cost.":[66],"This":[67],"paper":[68],"proposes":[69],"CatCMA,":[70],"stochastic":[72,125],"method":[74],"for":[75],"MC-BBO":[76],"problems,":[77],"which":[78],"employs":[79],"joint":[81,100],"probability":[82,101],"distribution":[83,102,146],"multivariate":[85],"Gaussian":[86],"distributions":[89],"search":[92],"distribution.":[93],"CatCMA":[94,108,168],"updates":[95],"parameters":[97,147],"in":[103,115],"natural":[105,126],"gradient":[106,127],"direction.":[107],"also":[109],"incorporates":[110],"acceleration":[112],"techniques":[113],"used":[114],"covariance":[117],"matrix":[118],"adaptation":[119,132],"evolution":[120],"strategy":[121],"(CMA-ES)":[122],"method,":[128],"step-size":[131],"learning":[134],"rate":[135],"adaptation.":[136],"In":[137],"addition,":[138],"we":[139],"restrict":[140],"ranges":[142],"by":[148],"margin":[149,159],"prevent":[151],"premature":[152],"convergence":[153],"analytically":[155],"derive":[156],"promising":[158],"setting.":[160],"Numerical":[161],"experiments":[162],"show":[163],"that":[164],"performance":[166],"is":[169],"superior":[170],"more":[172],"robust":[173],"problem":[175],"dimensions":[176],"compared":[177],"state-of-the-art":[179],"algorithms.":[182]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2025-12-19T19:40:27.379048","created_date":"2025-10-10T00:00:00"}