{"id":"https://openalex.org/W748364857","doi":"https://doi.org/10.5591/978-1-57735-516-8/ijcai11-141","title":"Containment of regular path queries under description logic constraints","display_name":"Containment of regular path queries under description logic constraints","publication_year":2011,"publication_date":"2011-07-16","ids":{"openalex":"https://openalex.org/W748364857","doi":"https://doi.org/10.5591/978-1-57735-516-8/ijcai11-141","mag":"748364857"},"language":"en","primary_location":{"id":"pmh:oai:CiteSeerX.psu:10.1.1.208.2800","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.208.2800","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://ijcai.org/papers11/Papers/IJCAI11-141.pdf","raw_type":"text"},"type":"article","indexed_in":[],"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/A5077723508","display_name":"Diego Calvanese","orcid":"https://orcid.org/0000-0001-5174-9693"},"institutions":[{"id":"https://openalex.org/I171543936","display_name":"Free University of Bozen-Bolzano","ror":"https://ror.org/012ajp527","country_code":"IT","type":"education","lineage":["https://openalex.org/I171543936"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Diego Calvanese","raw_affiliation_strings":["KRDB Research Centre, Free University of Bozen-Bolzano, Bolzano, Italy#TAB#"],"raw_orcid":"https://orcid.org/0000-0001-5174-9693","affiliations":[{"raw_affiliation_string":"KRDB Research Centre, Free University of Bozen-Bolzano, Bolzano, Italy#TAB#","institution_ids":["https://openalex.org/I171543936"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082472539","display_name":"Magdalena Ortiz","orcid":"https://orcid.org/0000-0002-2344-9658"},"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":"Magdalena Ortiz","raw_affiliation_strings":["[Institute of Information Systems, Vienna University of Technology, Vienna, Austria]"],"raw_orcid":"https://orcid.org/0000-0002-2344-9658","affiliations":[{"raw_affiliation_string":"[Institute of Information Systems, Vienna University of Technology, Vienna, Austria]","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079813467","display_name":"Mantas \u0160imkus","orcid":"https://orcid.org/0000-0003-0632-0294"},"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":"Mantas \u0160imkus","raw_affiliation_strings":["[Institute of Information Systems, Vienna University of Technology, Vienna, Austria]"],"raw_orcid":"https://orcid.org/0000-0003-0632-0294","affiliations":[{"raw_affiliation_string":"[Institute of Information Systems, Vienna University of Technology, Vienna, Austria]","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":2.4031,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.89111084,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"805","last_page":"812"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9991000294685364,"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/T10215","display_name":"Semantic Web and Ontologies","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"}}],"keywords":[{"id":"https://openalex.org/keywords/conjunctive-query","display_name":"Conjunctive query","score":0.7647507786750793},{"id":"https://openalex.org/keywords/exptime","display_name":"EXPTIME","score":0.7574191093444824},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7147468328475952},{"id":"https://openalex.org/keywords/containment","display_name":"Containment (computer programming)","score":0.6780257821083069},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5675609707832336},{"id":"https://openalex.org/keywords/boolean-conjunctive-query","display_name":"Boolean conjunctive query","score":0.547623336315155},{"id":"https://openalex.org/keywords/regular-expression","display_name":"Regular expression","score":0.5464136600494385},{"id":"https://openalex.org/keywords/decidability","display_name":"Decidability","score":0.5368185043334961},{"id":"https://openalex.org/keywords/automaton","display_name":"Automaton","score":0.5264630913734436},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5263682007789612},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.5196679830551147},{"id":"https://openalex.org/keywords/description-logic","display_name":"Description logic","score":0.5144198536872864},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.4827794134616852},{"id":"https://openalex.org/keywords/logical-consequence","display_name":"Logical consequence","score":0.4353156089782715},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.429020494222641},{"id":"https://openalex.org/keywords/time-complexity","display_name":"Time complexity","score":0.41008245944976807},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.3505972623825073},{"id":"https://openalex.org/keywords/pspace","display_name":"PSPACE","score":0.2583587169647217},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24697136878967285},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.24413347244262695},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.22623991966247559},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.21638354659080505},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.16867995262145996},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1638202965259552},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.14220499992370605},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.11546894907951355},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.09017080068588257}],"concepts":[{"id":"https://openalex.org/C65647387","wikidata":"https://www.wikidata.org/wiki/Q1781706","display_name":"Conjunctive query","level":3,"score":0.7647507786750793},{"id":"https://openalex.org/C56049555","wikidata":"https://www.wikidata.org/wiki/Q1276570","display_name":"EXPTIME","level":4,"score":0.7574191093444824},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7147468328475952},{"id":"https://openalex.org/C2777019822","wikidata":"https://www.wikidata.org/wiki/Q390066","display_name":"Containment (computer programming)","level":2,"score":0.6780257821083069},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5675609707832336},{"id":"https://openalex.org/C24755975","wikidata":"https://www.wikidata.org/wiki/Q4943354","display_name":"Boolean conjunctive query","level":5,"score":0.547623336315155},{"id":"https://openalex.org/C121329065","wikidata":"https://www.wikidata.org/wiki/Q185612","display_name":"Regular expression","level":2,"score":0.5464136600494385},{"id":"https://openalex.org/C153269930","wikidata":"https://www.wikidata.org/wiki/Q430001","display_name":"Decidability","level":2,"score":0.5368185043334961},{"id":"https://openalex.org/C112505250","wikidata":"https://www.wikidata.org/wiki/Q787116","display_name":"Automaton","level":2,"score":0.5264630913734436},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5263682007789612},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.5196679830551147},{"id":"https://openalex.org/C102993220","wikidata":"https://www.wikidata.org/wiki/Q387196","display_name":"Description logic","level":2,"score":0.5144198536872864},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.4827794134616852},{"id":"https://openalex.org/C134752490","wikidata":"https://www.wikidata.org/wiki/Q374182","display_name":"Logical consequence","level":2,"score":0.4353156089782715},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.429020494222641},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.41008245944976807},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.3505972623825073},{"id":"https://openalex.org/C197685441","wikidata":"https://www.wikidata.org/wiki/Q500716","display_name":"PSPACE","level":3,"score":0.2583587169647217},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24697136878967285},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.24413347244262695},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.22623991966247559},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.21638354659080505},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.16867995262145996},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1638202965259552},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.14220499992370605},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.11546894907951355},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.09017080068588257},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.0},{"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/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"pmh:oai:CiteSeerX.psu:10.1.1.208.2800","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.208.2800","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://ijcai.org/papers11/Papers/IJCAI11-141.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.302.4269","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.302.4269","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.inf.unibz.it/~calvanese/papers/calv-orti-simk-IJCAI-2011.pdf","raw_type":"text"},{"id":"pmh:oai:alma.39UBZ_INST:11292964650001241","is_oa":false,"landing_page_url":"https://bia.unibz.it/esploro/outputs/conferenceProceeding/Containment-of-regular-path-queries-under/991006493188901241","pdf_url":null,"source":{"id":"https://openalex.org/S4210197018","display_name":"View","issn_l":"2688-268X","issn":["2688-268X","2688-3988"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Proceedings"},{"id":"mag:748364857","is_oa":false,"landing_page_url":"https://ijcai.org/papers11/Papers/IJCAI11-141.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306419999","display_name":"International Joint Conference on Artificial Intelligence","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":null,"is_accepted":false,"is_published":null,"raw_source_name":"International Joint Conference on Artificial Intelligence","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4","score":0.5400000214576721}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W5051221","https://openalex.org/W1483388050","https://openalex.org/W1542417898","https://openalex.org/W1555563750","https://openalex.org/W1558832481","https://openalex.org/W1563588242","https://openalex.org/W1979514837","https://openalex.org/W2005032394","https://openalex.org/W2013409229","https://openalex.org/W2041706664","https://openalex.org/W2069760772","https://openalex.org/W2081973669","https://openalex.org/W2112167310","https://openalex.org/W2119422073","https://openalex.org/W2120708702","https://openalex.org/W2124876285","https://openalex.org/W2127347809","https://openalex.org/W2128478991","https://openalex.org/W2158405910","https://openalex.org/W2174018523","https://openalex.org/W2571189784","https://openalex.org/W3103254699"],"related_works":["https://openalex.org/W2119422073","https://openalex.org/W2141591281","https://openalex.org/W2092103258","https://openalex.org/W2137862151","https://openalex.org/W3101483322","https://openalex.org/W1558832481","https://openalex.org/W2164513665","https://openalex.org/W1514152137","https://openalex.org/W3030875623","https://openalex.org/W1989267168","https://openalex.org/W2952695843","https://openalex.org/W2153564808","https://openalex.org/W2404737747","https://openalex.org/W2612038905","https://openalex.org/W2117226880","https://openalex.org/W2025731090","https://openalex.org/W2126079271","https://openalex.org/W2056865152","https://openalex.org/W1979514837","https://openalex.org/W1483388050"],"abstract_inverted_index":{"Query":[0],"containment":[1,26,61],"has":[2],"been":[3],"studied":[4],"extensively":[5],"in":[6,93,121,124],"KR":[7],"and":[8,16,39,95],"databases,":[9],"for":[10,33,102],"different":[11],"kinds":[12],"of":[13,25,62,114],"query":[14,115],"languages":[15],"domain":[17],"constraints.":[18,83],"We":[19,53],"address":[20],"the":[21,47,112,125],"longstanding":[22],"open":[23],"problem":[24,113],"under":[27],"expressive":[28,81,103],"description":[29],"logic":[30],"(DL)":[31],"constraints":[32,58],"two-way":[34],"regular":[35,51,131],"path":[36],"queries":[37,45],"(2RPQs)":[38],"their":[40],"conjunctions,":[41],"which":[42,122],"generalize":[43],"conjunctive":[44,85],"with":[46],"ability":[48],"to":[49,79,111],"express":[50],"navigation.":[52],"show":[54],"that,":[55],"surprisingly,":[56],"functionality":[57],"alone":[59],"make":[60],"2RPQs":[63,86],"already":[64],"EXPTIME-hard.":[65],"By":[66],"employing":[67],"automata-theoretic":[68],"techniques,":[69],"we":[70,87],"also":[71,108],"provide":[72,96,107],"a":[73,89,98,109],"matching":[74,99],"upper":[75,100],"bound":[76,101],"that":[77],"extends":[78],"very":[80],"DL":[82,118],"For":[84],"prove":[88],"further":[90],"exponential":[91],"jump":[92],"complexity,":[94],"again":[97],"DLs.":[104],"Our":[105],"techniques":[106],"solution":[110],"entailment":[116],"over":[117],"knowledge":[119],"bases":[120],"individuals":[123],"ABox":[126],"may":[127],"be":[128],"related":[129],"through":[130],"role-paths.":[132]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}