{"id":"https://openalex.org/W2110946072","doi":"https://doi.org/10.1145/2000378.2000385","title":"Value-based contraction","display_name":"Value-based contraction","publication_year":2011,"publication_date":"2011-07-12","ids":{"openalex":"https://openalex.org/W2110946072","doi":"https://doi.org/10.1145/2000378.2000385","mag":"2110946072"},"language":"en","primary_location":{"id":"doi:10.1145/2000378.2000385","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2000378.2000385","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 13th Conference on Theoretical Aspects of Rationality and Knowledge","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109876388","display_name":"Horacio Arl\u00f3 Costa","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Horacio Arl\u00f3 Costa","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh","Carnegie Mellon University. Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh","institution_ids":["https://openalex.org/I74973139"]},{"raw_affiliation_string":"Carnegie Mellon University. Pittsburgh","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100610632","display_name":"Hailin Liu","orcid":"https://orcid.org/0000-0002-3057-1467"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hailin Liu","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh","Carnegie Mellon University. Pittsburgh"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh","institution_ids":["https://openalex.org/I74973139"]},{"raw_affiliation_string":"Carnegie Mellon University. Pittsburgh","institution_ids":["https://openalex.org/I74973139"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5109876388"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.12142801,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"55","last_page":"64"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9994999766349792,"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":0.9994999766349792,"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/T10456","display_name":"Multi-Agent Systems and Negotiation","score":0.9574000239372253,"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/contraction","display_name":"Contraction (grammar)","score":0.5310633182525635},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.5151475667953491},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.38833847641944885},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.08957508206367493},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.07979995012283325}],"concepts":[{"id":"https://openalex.org/C163415756","wikidata":"https://www.wikidata.org/wiki/Q126473","display_name":"Contraction (grammar)","level":2,"score":0.5310633182525635},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.5151475667953491},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.38833847641944885},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.08957508206367493},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.07979995012283325},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2000378.2000385","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2000378.2000385","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 13th Conference on Theoretical Aspects of Rationality and Knowledge","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W26772505","https://openalex.org/W156961058","https://openalex.org/W561219576","https://openalex.org/W656753248","https://openalex.org/W1505298959","https://openalex.org/W1521968029","https://openalex.org/W1550278928","https://openalex.org/W1572414904","https://openalex.org/W1583706295","https://openalex.org/W1751175273","https://openalex.org/W1976724094","https://openalex.org/W1981758852","https://openalex.org/W2003192160","https://openalex.org/W2010370375","https://openalex.org/W2032436022","https://openalex.org/W2049449787","https://openalex.org/W2063029295","https://openalex.org/W2080582842","https://openalex.org/W2085022454","https://openalex.org/W2085431936","https://openalex.org/W2149420462","https://openalex.org/W3022254642","https://openalex.org/W4213101374","https://openalex.org/W4235129466","https://openalex.org/W4244312758","https://openalex.org/W4254149828","https://openalex.org/W4285719527","https://openalex.org/W4299394641"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2478288626","https://openalex.org/W2350741829","https://openalex.org/W2530322880","https://openalex.org/W1596801655"],"abstract_inverted_index":{"Sven-Ove":[0],"Hansson":[1],"and":[2,66],"Erik":[3],"Olsson":[4],"studied":[5],"in":[6,21,89],"[6]":[7],"the":[8,29,41,46,76],"logical":[9],"properties":[10],"of":[11,14,32,43,50,86],"an":[12,61],"operation":[13,49,65,78],"contraction":[15,33,52,87],"first":[16],"proposed":[17],"by":[18],"Isaac":[19],"Levi":[20],"[11].":[22],"They":[23],"provided":[24],"a":[25,68],"completeness":[26,69],"result":[27,70],"for":[28,63,71],"simplest":[30],"version":[31],"that":[34,75],"they":[35],"call":[36],"Levi-contraction":[37],"but":[38],"left":[39],"open":[40],"problem":[42],"characterizing":[44],"axiomatically":[45],"more":[47],"complex":[48],"value-based":[51],"or":[53],"saturatable":[54],"contraction.":[55],"In":[56],"this":[57,64],"paper":[58],"we":[59],"propose":[60],"axiomatization":[62],"prove":[67],"it.":[72],"We":[73],"argue":[74],"resulting":[77],"is":[79],"better":[80],"behaved":[81],"than":[82],"various":[83],"rival":[84],"operations":[85],"defined":[88],"recent":[90],"years.":[91]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}