{"id":"https://openalex.org/W1943536803","doi":"https://doi.org/10.15439/2015f261","title":"Small Populations, High-Dimensional Spaces: Sparse Covariance Matrix Adaptation","display_name":"Small Populations, High-Dimensional Spaces: Sparse Covariance Matrix Adaptation","publication_year":2015,"publication_date":"2015-10-11","ids":{"openalex":"https://openalex.org/W1943536803","doi":"https://doi.org/10.15439/2015f261","mag":"1943536803"},"language":"en","primary_location":{"id":"doi:10.15439/2015f261","is_oa":true,"landing_page_url":"https://doi.org/10.15439/2015f261","pdf_url":"https://annals-csis.org/proceedings/2015/pliks/261.pdf","source":{"id":"https://openalex.org/S4220651875","display_name":"Annals of Computer Science and Information Systems","issn_l":"2300-5963","issn":["2300-5963"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":"https://openalex.org/P4310317484","host_organization_name":"Polskie Towarzystwo Informatyczne","host_organization_lineage":["https://openalex.org/P4310317484"],"host_organization_lineage_names":["Polskie Towarzystwo Informatyczne"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Computer Science and Information Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://annals-csis.org/proceedings/2015/pliks/261.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003211562","display_name":"Silja Meyer-Nieberg","orcid":"https://orcid.org/0000-0002-2110-7902"},"institutions":[{"id":"https://openalex.org/I40527276","display_name":"Universit\u00e4t der Bundeswehr M\u00fcnchen","ror":"https://ror.org/05kkv3f82","country_code":"DE","type":"education","lineage":["https://openalex.org/I1315109972","https://openalex.org/I40527276","https://openalex.org/I4387152969"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Silja Meyer-Nieberg","raw_affiliation_strings":["Department of Computer Science, Universitt der Bundeswehr Mnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany","Department of Computer Science, Universit\u00e4t der Bundeswehr M\u00fcnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Universitt der Bundeswehr Mnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany","institution_ids":["https://openalex.org/I40527276"]},{"raw_affiliation_string":"Department of Computer Science, Universit\u00e4t der Bundeswehr M\u00fcnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany","institution_ids":["https://openalex.org/I40527276"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047476002","display_name":"Erik Kropat","orcid":"https://orcid.org/0000-0002-0551-9747"},"institutions":[{"id":"https://openalex.org/I40527276","display_name":"Universit\u00e4t der Bundeswehr M\u00fcnchen","ror":"https://ror.org/05kkv3f82","country_code":"DE","type":"education","lineage":["https://openalex.org/I1315109972","https://openalex.org/I40527276","https://openalex.org/I4387152969"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Erik Kropat","raw_affiliation_strings":["Department of Computer Science, Universitt der Bundeswehr Mnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany","Department of Computer Science, Universit\u00e4t der Bundeswehr M\u00fcnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Universitt der Bundeswehr Mnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany","institution_ids":["https://openalex.org/I40527276"]},{"raw_affiliation_string":"Department of Computer Science, Universit\u00e4t der Bundeswehr M\u00fcnchen, Werner-Heisenberg Weg 37, 85577 Neubiberg, Germany","institution_ids":["https://openalex.org/I40527276"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0359,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.71875,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"5","issue":null,"first_page":"525","last_page":"535"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10136","display_name":"Statistical Methods and Inference","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10136","display_name":"Statistical Methods and Inference","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11901","display_name":"Bayesian Methods and Mixture Models","score":0.9984999895095825,"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/T10243","display_name":"Statistical Methods and Bayesian Inference","score":0.9944999814033508,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.6353134512901306},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5393310785293579},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4794115722179413},{"id":"https://openalex.org/keywords/cma-es","display_name":"CMA-ES","score":0.4341152310371399},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.417911171913147},{"id":"https://openalex.org/keywords/estimation-of-covariance-matrices","display_name":"Estimation of covariance matrices","score":0.4171701669692993},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32963719964027405},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.29819613695144653},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.14385905861854553},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.12877357006072998},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.0672498345375061}],"concepts":[{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.6353134512901306},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5393310785293579},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4794115722179413},{"id":"https://openalex.org/C205555498","wikidata":"https://www.wikidata.org/wiki/Q505588","display_name":"CMA-ES","level":4,"score":0.4341152310371399},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.417911171913147},{"id":"https://openalex.org/C180877172","wikidata":"https://www.wikidata.org/wiki/Q5401390","display_name":"Estimation of covariance matrices","level":3,"score":0.4171701669692993},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32963719964027405},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29819613695144653},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.14385905861854553},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.12877357006072998},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0672498345375061},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.15439/2015f261","is_oa":true,"landing_page_url":"https://doi.org/10.15439/2015f261","pdf_url":"https://annals-csis.org/proceedings/2015/pliks/261.pdf","source":{"id":"https://openalex.org/S4220651875","display_name":"Annals of Computer Science and Information Systems","issn_l":"2300-5963","issn":["2300-5963"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":"https://openalex.org/P4310317484","host_organization_name":"Polskie Towarzystwo Informatyczne","host_organization_lineage":["https://openalex.org/P4310317484"],"host_organization_lineage_names":["Polskie Towarzystwo Informatyczne"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Computer Science and Information Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:doaj.org/article:8629df4858c443788b89a79f902163d9","is_oa":false,"landing_page_url":"https://doaj.org/article/8629df4858c443788b89a79f902163d9","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Annals of computer science and information systems, Vol 5, Pp 525-535 (2015)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.15439/2015f261","is_oa":true,"landing_page_url":"https://doi.org/10.15439/2015f261","pdf_url":"https://annals-csis.org/proceedings/2015/pliks/261.pdf","source":{"id":"https://openalex.org/S4220651875","display_name":"Annals of Computer Science and Information Systems","issn_l":"2300-5963","issn":["2300-5963"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":"https://openalex.org/P4310317484","host_organization_name":"Polskie Towarzystwo Informatyczne","host_organization_lineage":["https://openalex.org/P4310317484"],"host_organization_lineage_names":["Polskie Towarzystwo Informatyczne"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Computer Science and Information Systems","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1943536803.pdf","grobid_xml":"https://content.openalex.org/works/W1943536803.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W102487131","https://openalex.org/W216325278","https://openalex.org/W1163516446","https://openalex.org/W1492325323","https://openalex.org/W1512383952","https://openalex.org/W1514875444","https://openalex.org/W1567473651","https://openalex.org/W1576660662","https://openalex.org/W1834188165","https://openalex.org/W1981638497","https://openalex.org/W1990512452","https://openalex.org/W2017381052","https://openalex.org/W2032783896","https://openalex.org/W2040373108","https://openalex.org/W2054045791","https://openalex.org/W2059606882","https://openalex.org/W2060581589","https://openalex.org/W2062125287","https://openalex.org/W2072670053","https://openalex.org/W2112036188","https://openalex.org/W2132555912","https://openalex.org/W2164414557","https://openalex.org/W2171263583","https://openalex.org/W2235047952","https://openalex.org/W2799099797","https://openalex.org/W2951376524","https://openalex.org/W3103917751","https://openalex.org/W3130420742","https://openalex.org/W3195084822","https://openalex.org/W4256333068","https://openalex.org/W4301900956","https://openalex.org/W6604141790"],"related_works":["https://openalex.org/W2572601863","https://openalex.org/W1943536803","https://openalex.org/W1976318097","https://openalex.org/W4309794518","https://openalex.org/W2250095701","https://openalex.org/W4303684144","https://openalex.org/W2594618066","https://openalex.org/W2140014273","https://openalex.org/W1626396758","https://openalex.org/W4311761947"],"abstract_inverted_index":{"Evolution":[0,31],"strategies":[1],"are":[2,79],"powerful":[3],"evolutionary":[4],"algorithms":[5],"for":[6,55],"continuous":[7],"optimization.":[8],"The":[9,77],"main":[10],"search":[11,57],"operator":[12],"is":[13,17,50],"mutation.":[14],"Its":[15],"extend":[16],"controlled":[18],"by":[19,66],"the":[20,41,44,48,68],"covariance":[21,36,49,74],"matrix":[22,37,75],"and":[23,71],"must":[24],"be":[25,53],"adapted":[26],"during":[27],"a":[28,63],"run.":[29],"Modern":[30],"Strategies":[32],"accomplish":[33],"this":[34],"with":[35],"adaptation":[38],"techniques.":[39,76],"However,":[40],"quality":[42],"of":[43,47],"common":[45],"estimate":[46],"known":[51],"to":[52],"questionable":[54],"high":[56],"space":[58],"dimensions.":[59],"This":[60],"paper":[61],"introduces":[62],"new":[64],"approach":[65],"changing":[67],"coordinate":[69],"system":[70],"introducing":[72],"sparse":[73],"results":[78],"evaluated":[80],"in":[81],"experiments.":[82]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
