{"id":"https://openalex.org/W2139148854","doi":"https://doi.org/10.1145/1265530.1265554","title":"Monadic datalog over finite structures with bounded treewidth","display_name":"Monadic datalog over finite structures with bounded treewidth","publication_year":2007,"publication_date":"2007-06-11","ids":{"openalex":"https://openalex.org/W2139148854","doi":"https://doi.org/10.1145/1265530.1265554","mag":"2139148854"},"language":"en","primary_location":{"id":"doi:10.1145/1265530.1265554","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1265530.1265554","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-sixth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5050151740","display_name":"Georg Gottlob","orcid":"https://orcid.org/0000-0002-2353-5230"},"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":"Georg Gottlob","raw_affiliation_strings":["Oxford University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oxford University","institution_ids":["https://openalex.org/I40120149"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091683403","display_name":"Reinhard Pichler","orcid":"https://orcid.org/0000-0002-1760-122X"},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Reinhard Pichler","raw_affiliation_strings":["TU Wien","TU-Wien"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TU Wien","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"TU-Wien","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110199019","display_name":"Fang Wei","orcid":null},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Fang Wei","raw_affiliation_strings":["TU Wien","TU-Wien"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TU Wien","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"TU-Wien","institution_ids":["https://openalex.org/I145847075"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"165","last_page":"174"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9990000128746033,"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":0.9990000128746033,"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/T11106","display_name":"Data Management and Algorithms","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9976999759674072,"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/treewidth","display_name":"Treewidth","score":0.9433221220970154},{"id":"https://openalex.org/keywords/bounded-function","display_name":"Bounded function","score":0.7548953890800476},{"id":"https://openalex.org/keywords/datalog","display_name":"Datalog","score":0.7181031107902527},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4770906865596771},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4738003611564636},{"id":"https://openalex.org/keywords/partial-k-tree","display_name":"Partial k-tree","score":0.46956849098205566},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.442327618598938},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.42226266860961914},{"id":"https://openalex.org/keywords/property","display_name":"Property (philosophy)","score":0.41627052426338196},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3424203395843506},{"id":"https://openalex.org/keywords/1-planar-graph","display_name":"1-planar graph","score":0.1894138753414154},{"id":"https://openalex.org/keywords/chordal-graph","display_name":"Chordal graph","score":0.11802050471305847},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.10112166404724121},{"id":"https://openalex.org/keywords/pathwidth","display_name":"Pathwidth","score":0.09822419285774231}],"concepts":[{"id":"https://openalex.org/C132569581","wikidata":"https://www.wikidata.org/wiki/Q5067368","display_name":"Treewidth","level":5,"score":0.9433221220970154},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.7548953890800476},{"id":"https://openalex.org/C148230440","wikidata":"https://www.wikidata.org/wiki/Q1172264","display_name":"Datalog","level":2,"score":0.7181031107902527},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4770906865596771},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4738003611564636},{"id":"https://openalex.org/C128764233","wikidata":"https://www.wikidata.org/wiki/Q7140374","display_name":"Partial k-tree","level":5,"score":0.46956849098205566},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.442327618598938},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.42226266860961914},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.41627052426338196},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3424203395843506},{"id":"https://openalex.org/C102192266","wikidata":"https://www.wikidata.org/wiki/Q4545823","display_name":"1-planar graph","level":4,"score":0.1894138753414154},{"id":"https://openalex.org/C160446614","wikidata":"https://www.wikidata.org/wiki/Q1322892","display_name":"Chordal graph","level":3,"score":0.11802050471305847},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.10112166404724121},{"id":"https://openalex.org/C43517604","wikidata":"https://www.wikidata.org/wiki/Q7144893","display_name":"Pathwidth","level":4,"score":0.09822419285774231},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1265530.1265554","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1265530.1265554","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-sixth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W36639738","https://openalex.org/W51516856","https://openalex.org/W143512583","https://openalex.org/W1482193060","https://openalex.org/W1489366126","https://openalex.org/W1498546115","https://openalex.org/W1509428113","https://openalex.org/W1524939943","https://openalex.org/W1526647587","https://openalex.org/W1527664624","https://openalex.org/W1558832481","https://openalex.org/W1562478345","https://openalex.org/W1570425181","https://openalex.org/W1576467656","https://openalex.org/W1648163228","https://openalex.org/W1776373986","https://openalex.org/W1816620374","https://openalex.org/W1818617877","https://openalex.org/W1872506843","https://openalex.org/W1967809203","https://openalex.org/W1970599921","https://openalex.org/W1976055110","https://openalex.org/W1987469449","https://openalex.org/W1989556004","https://openalex.org/W1989783863","https://openalex.org/W1991520222","https://openalex.org/W1992040352","https://openalex.org/W1992810975","https://openalex.org/W2007155273","https://openalex.org/W2008029457","https://openalex.org/W2011992362","https://openalex.org/W2021180976","https://openalex.org/W2028357390","https://openalex.org/W2035020702","https://openalex.org/W2037583170","https://openalex.org/W2046652577","https://openalex.org/W2059372025","https://openalex.org/W2064796716","https://openalex.org/W2066585576","https://openalex.org/W2066867008","https://openalex.org/W2070632872","https://openalex.org/W2073663206","https://openalex.org/W2079107830","https://openalex.org/W2085467680","https://openalex.org/W2100657934","https://openalex.org/W2106082215","https://openalex.org/W2122238039","https://openalex.org/W2130895537","https://openalex.org/W2135105491","https://openalex.org/W2162621793","https://openalex.org/W2166534810","https://openalex.org/W2174973502","https://openalex.org/W2394842790","https://openalex.org/W2913688336","https://openalex.org/W4292230561"],"related_works":["https://openalex.org/W1481567709","https://openalex.org/W2091382007","https://openalex.org/W1539278744","https://openalex.org/W2950585779","https://openalex.org/W1582492864","https://openalex.org/W2016416699","https://openalex.org/W1810116456","https://openalex.org/W2951257011","https://openalex.org/W2964174631","https://openalex.org/W4300619607"],"abstract_inverted_index":{"Bounded":[0],"treewidth":[1],"and":[2],"Monadic":[3],"Second":[4],"Order":[5],"(MSO)":[6],"logic":[7],"have":[8,48],"proved":[9],"to":[10],"be":[11,38],"key":[12],"concepts":[13],"in":[14,40],"establishing":[15],"fixed-para-meter":[16],"tractability":[17],"results.":[18],"Indeed,":[19],"by":[20,33],"Courcelle's":[21],"Theorem":[22],"we":[23],"know:":[24],"Any":[25],"property":[26],"of":[27],"finite":[28],"structures,":[29],"which":[30],"is":[31],"expressible":[32],"an":[34],"MSO":[35],"sentence,":[36],"can":[37],"decided":[39],"linear":[41],"time":[42],"(data":[43],"complexity)":[44],"if":[45],"the":[46],"structures":[47],"bounded":[49],"treewidth.":[50]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}