{"id":"https://openalex.org/W4412877146","doi":"https://doi.org/10.1145/3711896.3737426","title":"EFO <i> <sub>k</sub> </i> -CQA: Towards Knowledge Graph Complex Query Answering beyond Set Operation","display_name":"EFO <i> <sub>k</sub> </i> -CQA: Towards Knowledge Graph Complex Query Answering beyond Set Operation","publication_year":2025,"publication_date":"2025-08-03","ids":{"openalex":"https://openalex.org/W4412877146","doi":"https://doi.org/10.1145/3711896.3737426"},"language":"en","primary_location":{"id":"doi:10.1145/3711896.3737426","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3711896.3737426","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3711896.3737426","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining V.2","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3711896.3737426","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100732031","display_name":"Hang Yin","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hang Yin","raw_affiliation_strings":["Department of Mathematical Science, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Mathematical Science, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100413085","display_name":"Zihao Wang","orcid":"https://orcid.org/0000-0002-3919-0396"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Zihao Wang","raw_affiliation_strings":["Department of Computer Science and Engineering, The Hong Kong University of Science and Technology, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, The Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113074487","display_name":"Weizhi Fei","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weizhi Fei","raw_affiliation_strings":["Department of Mathematical Science, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Mathematical Science, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020880385","display_name":"Yangqiu Song","orcid":"https://orcid.org/0000-0002-7818-6090"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yangqiu Song","raw_affiliation_strings":["Department of Computer Science and Engineering, Hong Kong University of Science and Technology, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100732031"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.10560766,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"5876","last_page":"5887"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","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"}},"topics":[{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","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/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9945999979972839,"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"}},{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9926000237464905,"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/computer-science","display_name":"Computer science","score":0.6891909837722778},{"id":"https://openalex.org/keywords/question-answering","display_name":"Question answering","score":0.5986600518226624},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5848837494850159},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5171198844909668},{"id":"https://openalex.org/keywords/knowledge-graph","display_name":"Knowledge graph","score":0.476272314786911},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4755910634994507},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.17162787914276123},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.05854353308677673}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6891909837722778},{"id":"https://openalex.org/C44291984","wikidata":"https://www.wikidata.org/wiki/Q1074173","display_name":"Question answering","level":2,"score":0.5986600518226624},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5848837494850159},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5171198844909668},{"id":"https://openalex.org/C2987255567","wikidata":"https://www.wikidata.org/wiki/Q33002955","display_name":"Knowledge graph","level":2,"score":0.476272314786911},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4755910634994507},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.17162787914276123},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.05854353308677673}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3711896.3737426","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3711896.3737426","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3711896.3737426","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining V.2","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-168823","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-168823","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":{"id":"doi:10.1145/3711896.3737426","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3711896.3737426","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3711896.3737426","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining V.2","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4412877146.pdf","grobid_xml":"https://content.openalex.org/works/W4412877146.grobid-xml"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W47957325","https://openalex.org/W569478347","https://openalex.org/W1009693448","https://openalex.org/W1512387364","https://openalex.org/W2022166150","https://openalex.org/W2026745535","https://openalex.org/W2034674470","https://openalex.org/W2045201280","https://openalex.org/W2050882124","https://openalex.org/W2080133951","https://openalex.org/W2250184916","https://openalex.org/W2990138404","https://openalex.org/W3083393236","https://openalex.org/W3094587024","https://openalex.org/W3105352315","https://openalex.org/W3169799753","https://openalex.org/W3176757281","https://openalex.org/W3200796517","https://openalex.org/W3209273204","https://openalex.org/W3211142357","https://openalex.org/W4205625177","https://openalex.org/W4221161137","https://openalex.org/W4225093737","https://openalex.org/W4290944058","https://openalex.org/W4306295127","https://openalex.org/W4306814809","https://openalex.org/W4318751789","https://openalex.org/W4361193262","https://openalex.org/W4367627916","https://openalex.org/W4379135648","https://openalex.org/W4385568208","https://openalex.org/W4385571305","https://openalex.org/W4387559172","https://openalex.org/W4401863752","https://openalex.org/W4402672070","https://openalex.org/W6602752192"],"related_works":["https://openalex.org/W2384605597","https://openalex.org/W2387743295","https://openalex.org/W3082787378","https://openalex.org/W2136007095","https://openalex.org/W2366230879","https://openalex.org/W3208425359","https://openalex.org/W2349927912","https://openalex.org/W3159777597","https://openalex.org/W4212839359","https://openalex.org/W4401140950"],"abstract_inverted_index":{"To":[0],"answer":[1],"complex":[2],"queries":[3],"on":[4],"knowledge":[5,11],"graphs,":[6],"logical":[7],"reasoning":[8],"over":[9,21],"incomplete":[10],"needs":[12],"learning-based":[13],"methods":[14,36],"because":[15],"they":[16],"are":[17,144],"capable":[18],"of":[19,61,131,137],"generalizing":[20],"unobserved":[22],"knowledge.":[23],"Therefore,":[24],"an":[25],"appropriate":[26,129],"dataset":[27,120],"is":[28,123],"fundamental":[29],"to":[30],"both":[31],"obtaining":[32],"and":[33,53,100,126,142],"evaluating":[34],"such":[35],"under":[37],"this":[38,41],"paradigm.":[39],"In":[40],"paper,":[42],"we":[43,88,115],"propose":[44],"a":[45,90],"comprehensive":[46],"framework":[47,75],"for":[48,97],"data":[49,143],"generation,":[50],"model":[51],"training,":[52],"method":[54],"evaluation":[55],"that":[56,117],"covers":[57],"the":[58,84,112,118,128,135],"combinatorial":[59,70],"space":[60,72],"Existential":[62],"First-order":[63],"Queries":[64],"with":[65,93],"multiple":[66],"variables":[67],"(EFOk).":[68],"The":[69],"query":[71,95,109],"in":[73,83,146],"our":[74,101,138],"significantly":[76],"extends":[77],"those":[78],"defined":[79],"by":[80],"set":[81],"operations":[82],"existing":[85,119],"literature.":[86],"Additionally,":[87],"construct":[89],"dataset,":[91],"EFOk-CQA,":[92],"741":[94],"types":[96],"empirical":[98],"evaluation,":[99],"benchmark":[102],"results":[103],"provide":[104],"new":[105],"insights":[106],"into":[107],"how":[108],"hardness":[110],"affects":[111],"results.":[113],"Furthermore,":[114],"demonstrate":[116],"construction":[121],"process":[122],"systematically":[124],"biased":[125],"hinders":[127],"development":[130],"query-answering":[132],"methods,":[133],"highlighting":[134],"importance":[136],"work.":[139],"Our":[140],"code":[141],"provided":[145],"https://github.com/HKUST-KnowComp/EFOK-CQA.":[147]},"counts_by_year":[],"updated_date":"2026-02-25T08:12:03.925757","created_date":"2025-10-10T00:00:00"}