{"id":"https://openalex.org/W2964261920","doi":"https://doi.org/10.1007/s00354-022-00186-y","title":"Codensity Games for Bisimilarity","display_name":"Codensity Games for Bisimilarity","publication_year":2019,"publication_date":"2019-06-01","ids":{"openalex":"https://openalex.org/W2964261920","doi":"https://doi.org/10.1007/s00354-022-00186-y","mag":"2964261920"},"language":"en","primary_location":{"id":"doi:10.1007/s00354-022-00186-y","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00354-022-00186-y","pdf_url":null,"source":{"id":"https://openalex.org/S165364243","display_name":"New Generation Computing","issn_l":"0288-3635","issn":["0288-3635","1882-7055"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"New Generation Computing","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1907.09634","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027518479","display_name":"Yuichi Komorida","orcid":"https://orcid.org/0000-0002-3371-5243"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]},{"id":"https://openalex.org/I200475212","display_name":"The Graduate University for Advanced Studies, SOKENDAI","ror":"https://ror.org/0516ah480","country_code":"JP","type":"education","lineage":["https://openalex.org/I200475212"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuichi Komorida","raw_affiliation_strings":["National Institute of Informatics, Tokyo, Japan","The Graduate University for Advanced Studies, SOKENDAI, Hayama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Tokyo, Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"The Graduate University for Advanced Studies, SOKENDAI, Hayama, Japan","institution_ids":["https://openalex.org/I200475212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041431787","display_name":"Shin-ya Katsumata","orcid":"https://orcid.org/0000-0001-7529-5489"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shin-ya Katsumata","raw_affiliation_strings":["National Institute of Informatics, Tokyo, Japan","National Institute of Informatics,Tokyo, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Tokyo, Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"National Institute of Informatics,Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I184597095"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003960429","display_name":"Nick Hu","orcid":"https://orcid.org/0000-0002-4783-9757"},"institutions":[{"id":"https://openalex.org/I40120149","display_name":"University of Oxford","ror":"https://ror.org/052gg0110","country_code":"GB","type":"education","lineage":["https://openalex.org/I40120149"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Nick Hu","raw_affiliation_strings":["University of Oxford, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Oxford, United Kingdom","institution_ids":["https://openalex.org/I40120149"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025346659","display_name":"Bartek Klin","orcid":"https://orcid.org/0000-0001-5793-7425"},"institutions":[{"id":"https://openalex.org/I4654613","display_name":"University of Warsaw","ror":"https://ror.org/039bjqg32","country_code":"PL","type":"education","lineage":["https://openalex.org/I4654613"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Bartek Klin","raw_affiliation_strings":["University of Warsaw, Poland","University of Warsaw - Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Warsaw, Poland","institution_ids":["https://openalex.org/I4654613"]},{"raw_affiliation_string":"University of Warsaw - Poland","institution_ids":["https://openalex.org/I4654613"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013382452","display_name":"Ichiro Hasuo","orcid":"https://orcid.org/0000-0002-8300-4650"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]},{"id":"https://openalex.org/I200475212","display_name":"The Graduate University for Advanced Studies, SOKENDAI","ror":"https://ror.org/0516ah480","country_code":"JP","type":"education","lineage":["https://openalex.org/I200475212"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ichiro Hasuo","raw_affiliation_strings":["National Institute of Informatics, Tokyo, Japan","The Graduate University for Advanced Studies, SOKENDAI, Hayama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Tokyo, Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"The Graduate University for Advanced Studies, SOKENDAI, Hayama, Japan","institution_ids":["https://openalex.org/I200475212"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2490,"currency":"EUR","value_usd":3090},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07859603,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"40","issue":"2","first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9993000030517578,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9993000030517578,"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/T10126","display_name":"Logic, programming, and type systems","score":0.9976000189781189,"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/T10142","display_name":"Formal Methods in Verification","score":0.9976000189781189,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/bisimulation","display_name":"Bisimulation","score":0.9114054441452026},{"id":"https://openalex.org/keywords/characterization","display_name":"Characterization (materials science)","score":0.5294515490531921},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.517623245716095},{"id":"https://openalex.org/keywords/equivalence","display_name":"Equivalence (formal languages)","score":0.5105675458908081},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4931139647960663},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4498714804649353},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.43710464239120483},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.3082282841205597},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11416459083557129}],"concepts":[{"id":"https://openalex.org/C135315306","wikidata":"https://www.wikidata.org/wiki/Q866364","display_name":"Bisimulation","level":2,"score":0.9114054441452026},{"id":"https://openalex.org/C2780841128","wikidata":"https://www.wikidata.org/wiki/Q5073781","display_name":"Characterization (materials science)","level":2,"score":0.5294515490531921},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.517623245716095},{"id":"https://openalex.org/C2780069185","wikidata":"https://www.wikidata.org/wiki/Q7977945","display_name":"Equivalence (formal languages)","level":2,"score":0.5105675458908081},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4931139647960663},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4498714804649353},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.43710464239120483},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.3082282841205597},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11416459083557129},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.0}],"mesh":[],"locations_count":7,"locations":[{"id":"doi:10.1007/s00354-022-00186-y","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00354-022-00186-y","pdf_url":null,"source":{"id":"https://openalex.org/S165364243","display_name":"New Generation Computing","issn_l":"0288-3635","issn":["0288-3635","1882-7055"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"New Generation Computing","raw_type":"journal-article"},{"id":"doi:10.1109/lics.2019.8785691","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lics.2019.8785691","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 34th Annual ACM/IEEE Symposium on Logic in Computer Science (LICS)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1907.09634","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1907.09634","pdf_url":"https://arxiv.org/pdf/1907.09634","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":"","raw_type":"text"},{"id":"mag:2964261920","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1907.09634","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":"pmh:oai:HAL:hal-04138462v1","is_oa":false,"landing_page_url":"https://hal.science/hal-04138462","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"New Generation Computing, 2022, 40 (2), pp.403-465. ⟨10.1007/s00354-022-00186-y⟩","raw_type":"Journal articles"},{"id":"pmh:oai:ora.ox.ac.uk:uuid:4b078474-d4d2-4af2-a878-fd8804a474b1","is_oa":false,"landing_page_url":"https://ora.ox.ac.uk/objects/uuid:4b078474-d4d2-4af2-a878-fd8804a474b1","pdf_url":null,"source":{"id":"https://openalex.org/S4306402636","display_name":"Oxford University Research Archive (ORA) (University of Oxford)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I40120149","host_organization_name":"University of Oxford","host_organization_lineage":["https://openalex.org/I40120149"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symplectic Elements","raw_type":"Journal article"},{"id":"doi:10.48550/arxiv.1907.09634","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1907.09634","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":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1907.09634","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1907.09634","pdf_url":"https://arxiv.org/pdf/1907.09634","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":"","raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2044468453","display_name":"Supporting Manufacturing by Category Theory and Mathematical Logic: Transfer of Software Science to Systems Engineering","funder_award_id":"15KT0012","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G2856462025","display_name":null,"funder_award_id":"JP21J13334","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G5913768863","display_name":null,"funder_award_id":"JPMJER1603","funder_id":"https://openalex.org/F4320338112","funder_display_name":"Exploratory Research for Advanced Technology"},{"id":"https://openalex.org/G7070539448","display_name":null,"funder_award_id":"683080","funder_id":"https://openalex.org/F4320334678","funder_display_name":"European Research Council"},{"id":"https://openalex.org/G969213138","display_name":"Probabilistic Extension of Geometry of Interaction--from Categorical Semantics to Big Data","funder_award_id":"15K11984","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334678","display_name":"European Research Council","ror":"https://ror.org/0472cxd90"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"},{"id":"https://openalex.org/F4320338112","display_name":"Exploratory Research for Advanced Technology","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2964261920.pdf","grobid_xml":"https://content.openalex.org/works/W2964261920.grobid-xml"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W1503973138","https://openalex.org/W1520893111","https://openalex.org/W1542578030","https://openalex.org/W1547562281","https://openalex.org/W1555534061","https://openalex.org/W1564580204","https://openalex.org/W1964680921","https://openalex.org/W1976268573","https://openalex.org/W1984184513","https://openalex.org/W2015172530","https://openalex.org/W2016274488","https://openalex.org/W2022184804","https://openalex.org/W2039290601","https://openalex.org/W2046213250","https://openalex.org/W2060917500","https://openalex.org/W2077019667","https://openalex.org/W2086788473","https://openalex.org/W2087403174","https://openalex.org/W2088027070","https://openalex.org/W2088189323","https://openalex.org/W2093397547","https://openalex.org/W2102750354","https://openalex.org/W2108670836","https://openalex.org/W2108886305","https://openalex.org/W2126431612","https://openalex.org/W2140673956","https://openalex.org/W2148689464","https://openalex.org/W2347010600","https://openalex.org/W2593702163","https://openalex.org/W2606280575","https://openalex.org/W2612826837","https://openalex.org/W2775578497","https://openalex.org/W2776184628","https://openalex.org/W2810752651","https://openalex.org/W2890208395","https://openalex.org/W2898545346","https://openalex.org/W2902372396","https://openalex.org/W2949155565","https://openalex.org/W2952714062","https://openalex.org/W2962912206","https://openalex.org/W2964191283","https://openalex.org/W2964568064","https://openalex.org/W3176847254","https://openalex.org/W3189472968","https://openalex.org/W4211144022","https://openalex.org/W4213068077","https://openalex.org/W4213168386","https://openalex.org/W4232277105","https://openalex.org/W4409121819","https://openalex.org/W6737595196","https://openalex.org/W6746847876","https://openalex.org/W6752439382","https://openalex.org/W6755467136","https://openalex.org/W6766314049"],"related_works":["https://openalex.org/W2964568064","https://openalex.org/W2069441293","https://openalex.org/W2262668424","https://openalex.org/W3037344922","https://openalex.org/W3099684036","https://openalex.org/W1981607181","https://openalex.org/W2468444917","https://openalex.org/W2104259843","https://openalex.org/W3025687582","https://openalex.org/W1580818477","https://openalex.org/W122411480","https://openalex.org/W2890208395","https://openalex.org/W2606036170","https://openalex.org/W3082953669","https://openalex.org/W2021026222","https://openalex.org/W2011677188","https://openalex.org/W2950451044","https://openalex.org/W1689225743","https://openalex.org/W2078103992","https://openalex.org/W2612833251"],"abstract_inverted_index":{"Bisimilarity":[0],"as":[1,127,130,132],"an":[2],"equivalence":[3],"notion":[4],"of":[5,18,43,58,82,98,102,118],"systems":[6,22],"has":[7,28,64],"been":[8,29,65],"central":[9],"to":[10,14,61,108],"process":[11],"theory.":[12],"Due":[13],"the":[15],"recent":[16],"rise":[17],"interest":[19],"in":[20,31,100],"quantitative":[21,62],"(probabilistic,":[23],"weighted,":[24],"hybrid,":[25],"etc.),":[26],"bisimilarity":[27,44,59,99,111],"extended":[30],"various":[32],"ways:":[33],"notably,":[34],"bisimulation":[35,128,139],"metric":[36],"between":[37],"probabilistic":[38],"systems.":[39],"An":[40],"important":[41],"feature":[42],"is":[45,87],"its":[46],"game-theoretic":[47],"characterization,":[48],"where":[49],"Spoiler":[50],"and":[51,92],"Duplicator":[52],"play":[53],"against":[54],"each":[55],"other;":[56],"extension":[57],"games":[60],"settings":[63],"actively":[66],"pursued":[67],"too.":[68],"In":[69,94],"this":[70],"paper,":[71],"we":[72,137],"present":[73],"a":[74,113],"general":[75,114],"framework":[76,86,121],"that":[77],"uniformly":[78],"describes":[79],"game":[80,116],"characterizations":[81],"bisimilarity-like":[83,124],"notions.":[84],"Our":[85,120],"formalized":[88],"categorically":[89],"using":[90],"fibrations":[91],"coalgebras.":[93],"particular,":[95],"our":[96],"characterization":[97,117],"terms":[101],"fibrational":[103],"predicate":[104],"transformers":[105],"allows":[106],"us":[107],"derive":[109],"codensity":[110],"games:":[112],"categorical":[115],"bisimilarity.":[119],"covers":[122],"known":[123],"notions":[125],"(such":[126],"metric)":[129],"well":[131],"new":[133],"ones":[134],"(including":[135],"what":[136],"call":[138],"topology).":[140]},"counts_by_year":[],"updated_date":"2026-06-23T13:55:30.953635","created_date":"2025-10-10T00:00:00"}