{"id":"https://openalex.org/W2269075722","doi":"https://doi.org/10.1145/2835776.2835809","title":"A Semantic Graph based Topic Model for Question Retrieval in Community Question Answering","display_name":"A Semantic Graph based Topic Model for Question Retrieval in Community Question Answering","publication_year":2016,"publication_date":"2016-02-04","ids":{"openalex":"https://openalex.org/W2269075722","doi":"https://doi.org/10.1145/2835776.2835809","mag":"2269075722"},"language":"en","primary_location":{"id":"doi:10.1145/2835776.2835809","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2835776.2835809","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Ninth ACM International Conference on Web Search and Data Mining","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/A5100336360","display_name":"Long Chen","orcid":"https://orcid.org/0000-0001-6148-9709"},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Long Chen","raw_affiliation_strings":["University of Glasgow, Glasgow, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Glasgow, Glasgow, United Kingdom","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069702331","display_name":"Joemon M. Jose","orcid":"https://orcid.org/0000-0001-9228-1759"},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Joemon M. Jose","raw_affiliation_strings":["University of Glasgow, Glasgow, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Glasgow, Glasgow, United Kingdom","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101744904","display_name":"Hai-Tao Yu","orcid":"https://orcid.org/0000-0002-1569-8507"},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Haitao Yu","raw_affiliation_strings":["University of Tsukuba, Tsukuba, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tsukuba, Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081665927","display_name":"Fajie Yuan","orcid":"https://orcid.org/0000-0001-8452-9929"},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Fajie Yuan","raw_affiliation_strings":["University of Glasgow, Glasgow, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Glasgow, Glasgow, United Kingdom","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015784640","display_name":"Dell Zhang","orcid":"https://orcid.org/0000-0002-8774-3725"},"institutions":[{"id":"https://openalex.org/I98259816","display_name":"Birkbeck, University of London","ror":"https://ror.org/02mb95055","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I98259816"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Dell Zhang","raw_affiliation_strings":["Birkbeck, University of London, London, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Birkbeck, University of London, London, United Kingdom","institution_ids":["https://openalex.org/I98259816"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"287","last_page":"296"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9997000098228455,"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/T10028","display_name":"Topic Modeling","score":0.9997000098228455,"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/T13274","display_name":"Expert finding and Q&A systems","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9854000210762024,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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":0.8498265743255615},{"id":"https://openalex.org/keywords/question-answering","display_name":"Question answering","score":0.8394628763198853},{"id":"https://openalex.org/keywords/semantics","display_name":"Semantics (computer science)","score":0.6373634338378906},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.6040953397750854},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.5412238836288452},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5065757036209106},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.49406054615974426},{"id":"https://openalex.org/keywords/language-model","display_name":"Language model","score":0.4754573702812195},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4200284481048584},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.08841773867607117}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8498265743255615},{"id":"https://openalex.org/C44291984","wikidata":"https://www.wikidata.org/wiki/Q1074173","display_name":"Question answering","level":2,"score":0.8394628763198853},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.6373634338378906},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6040953397750854},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.5412238836288452},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5065757036209106},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.49406054615974426},{"id":"https://openalex.org/C137293760","wikidata":"https://www.wikidata.org/wiki/Q3621696","display_name":"Language model","level":2,"score":0.4754573702812195},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4200284481048584},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.08841773867607117},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/2835776.2835809","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2835776.2835809","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Ninth ACM International Conference on Web Search and Data Mining","raw_type":"proceedings-article"},{"id":"pmh:oai:eprints.bbk.ac.uk.oai2:13584","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306400465","display_name":"BIROn (Birkbeck, University of London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I98259816","host_organization_name":"Birkbeck, University of London","host_organization_lineage":["https://openalex.org/I98259816"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Book Section"},{"id":"pmh:oai:eprints.gla.ac.uk:128505","is_oa":false,"landing_page_url":"http://eprints.gla.ac.uk/128505/","pdf_url":null,"source":{"id":"https://openalex.org/S4210235606","display_name":"ENLIGHTEN (Jurnal Bimbingan dan Konseling Islam)","issn_l":"2622-8912","issn":["2622-8912","2622-8920"],"is_oa":false,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference Proceedings"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.6899999976158142,"display_name":"Quality Education"}],"awards":[{"id":"https://openalex.org/G2758810241","display_name":null,"funder_award_id":"ES/L011921/1","funder_id":"https://openalex.org/F4320334630","funder_display_name":"Economic and Social Research Council"}],"funders":[{"id":"https://openalex.org/F4320334630","display_name":"Economic and Social Research Council","ror":"https://ror.org/03n0ht308"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1880262756","https://openalex.org/W1968128373","https://openalex.org/W1970275213","https://openalex.org/W1975809876","https://openalex.org/W1993309640","https://openalex.org/W1994842363","https://openalex.org/W2013029404","https://openalex.org/W2016015339","https://openalex.org/W2022322548","https://openalex.org/W2036089660","https://openalex.org/W2041009988","https://openalex.org/W2042980227","https://openalex.org/W2066102342","https://openalex.org/W2096110600","https://openalex.org/W2097807612","https://openalex.org/W2104676427","https://openalex.org/W2109154616","https://openalex.org/W2109450467","https://openalex.org/W2112247328","https://openalex.org/W2134731454","https://openalex.org/W2139823104","https://openalex.org/W2145769341","https://openalex.org/W2147308966","https://openalex.org/W2150461699","https://openalex.org/W2153225416","https://openalex.org/W2157339239","https://openalex.org/W2159256701","https://openalex.org/W2159800806","https://openalex.org/W2160158279","https://openalex.org/W2160409620","https://openalex.org/W2162355876","https://openalex.org/W2163382007","https://openalex.org/W2168084958","https://openalex.org/W2282146481","https://openalex.org/W3013669377","https://openalex.org/W4211088835"],"related_works":["https://openalex.org/W2384605597","https://openalex.org/W2387743295","https://openalex.org/W2115758952","https://openalex.org/W3082787378","https://openalex.org/W2136007095","https://openalex.org/W4288267738","https://openalex.org/W2964413124","https://openalex.org/W4388937922","https://openalex.org/W3113264705","https://openalex.org/W3098003361"],"abstract_inverted_index":{"Community":[0],"Question":[1],"Answering":[2],"(CQA)":[3],"services,":[4],"such":[5],"as":[6,16,55],"Yahoo!":[7],"Answers":[8],"and":[9,73,106,130,144],"WikiAnswers,":[10],"have":[11],"become":[12],"popular":[13],"with":[14,45],"users":[15],"one":[17],"of":[18,29,51,58,114,128],"the":[19,40,56,70,74,96,101,136],"central":[20],"paradigms":[21],"for":[22,92,134],"satisfying":[23],"users'":[24],"information":[25],"needs.":[26],"The":[27,112],"task":[28],"question":[30,60,72,93,117],"retrieval":[31],"aims":[32],"to":[33],"resolve":[34],"one's":[35],"query":[36],"directly":[37],"by":[38,120],"finding":[39],"most":[41],"relevant":[42],"questions":[43],"(together":[44],"their":[46],"answers)":[47],"from":[48],"an":[49],"archive":[50],"past":[52,75],"questions.":[53,76],"However,":[54],"text":[57],"each":[59,115],"is":[61,64,118],"short,":[62],"there":[63],"usually":[65],"a":[66,83,121],"lexical":[67],"gap":[68],"between":[69],"queried":[71],"To":[77],"alleviate":[78],"this":[79],"problem,":[80],"we":[81],"present":[82],"hybrid":[84],"approach":[85,157],"that":[86,155],"blends":[87],"several":[88],"language":[89,99,104,110],"modelling":[90],"techniques":[91],"retrieval,":[94],"namely,":[95],"classic":[97],"(query-likelihood)":[98],"model,":[100,105],"state-of-the-art":[102],"translation-based":[103],"our":[107,156],"proposed":[108],"semantics-based":[109],"model.":[111],"semantics":[113],"candidate":[116],"given":[119],"probabilistic":[122],"topic":[123],"model":[124],"which":[125],"makes":[126],"use":[127],"local":[129],"global":[131],"semantic":[132],"graphs":[133],"capturing":[135],"hidden":[137],"interactions":[138],"among":[139],"entities":[140],"(e.g.,":[141],"people,":[142],"places,":[143],"concepts)":[145],"in":[146],"question-answer":[147],"pairs.":[148],"Experiments":[149],"on":[150],"two":[151],"real-world":[152],"datasets":[153],"show":[154],"can":[158],"significantly":[159],"outperform":[160],"existing":[161],"ones.":[162]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}