{"id":"https://openalex.org/W7152631583","doi":"https://doi.org/10.1145/3774904.3792739","title":"LLMs Killed Q&amp;A Stars? Analyzing the Impact of LLM-Generated Answers on an Online Q&amp;A Platform","display_name":"LLMs Killed Q&amp;A Stars? Analyzing the Impact of LLM-Generated Answers on an Online Q&amp;A Platform","publication_year":2026,"publication_date":"2026-04-09","ids":{"openalex":"https://openalex.org/W7152631583","doi":"https://doi.org/10.1145/3774904.3792739"},"language":null,"primary_location":{"id":"doi:10.1145/3774904.3792739","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3774904.3792739","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Web Conference 2026","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3774904.3792739","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5012678622","display_name":"Dongwon Shin","orcid":"https://orcid.org/0000-0002-4234-6830"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Dongwon Shin","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology, Daejeon, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-4234-6830","affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082893706","display_name":"Sooel Son","orcid":"https://orcid.org/0000-0003-0904-2875"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sooel Son","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology, Daejeon, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0003-0904-2875","affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.57534321,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"4929","last_page":"4939"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13274","display_name":"Expert finding and Q&A systems","score":0.9623000025749207,"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"}},"topics":[{"id":"https://openalex.org/T13274","display_name":"Expert finding and Q&A systems","score":0.9623000025749207,"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/T12648","display_name":"Academic Writing and Publishing","score":0.003700000001117587,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12128","display_name":"AI in Service Interactions","score":0.0026000000070780516,"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/the-internet","display_name":"The Internet","score":0.34769999980926514},{"id":"https://openalex.org/keywords/government","display_name":"Government (linguistics)","score":0.2799000144004822},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.26579999923706055}],"concepts":[{"id":"https://openalex.org/C39549134","wikidata":"https://www.wikidata.org/wiki/Q133080","display_name":"Public relations","level":1,"score":0.42410001158714294},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.38609999418258667},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.3831999897956848},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.37040001153945923},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.34769999980926514},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.31349998712539673},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3124000132083893},{"id":"https://openalex.org/C2778137410","wikidata":"https://www.wikidata.org/wiki/Q2732820","display_name":"Government (linguistics)","level":2,"score":0.2799000144004822},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.26579999923706055},{"id":"https://openalex.org/C112698675","wikidata":"https://www.wikidata.org/wiki/Q37038","display_name":"Advertising","level":1,"score":0.2612000107765198}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3774904.3792739","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3774904.3792739","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Web Conference 2026","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3774904.3792739","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3774904.3792739","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Web Conference 2026","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2087388117","https://openalex.org/W2117373735","https://openalex.org/W3034287667","https://openalex.org/W3099700870","https://openalex.org/W4320458011","https://openalex.org/W4385261011","https://openalex.org/W4387007125","https://openalex.org/W4388491879","https://openalex.org/W4389520675","https://openalex.org/W4392669928","https://openalex.org/W4399412887","https://openalex.org/W4401544263","https://openalex.org/W4402684203","https://openalex.org/W4404783082","https://openalex.org/W4406461453","https://openalex.org/W4406939734","https://openalex.org/W4407049645","https://openalex.org/W4411549472","https://openalex.org/W7131872467"],"related_works":[],"abstract_inverted_index":{"Online":[0],"question-and-answer":[1],"(Q&A)":[2],"platforms":[3],"facilitate":[4],"knowledge":[5,168],"exchange":[6],"through":[7],"posted":[8],"questions":[9,184],"and":[10,75,135,195],"answers.":[11,122],"Recent":[12],"advances":[13],"in":[14,24,33,60,147,180],"large":[15],"language":[16],"models":[17],"(LLMs)":[18],"have":[19],"shown":[20],"their":[21,77],"strong":[22],"capability":[23],"generating":[25],"high-quality":[26],"answers,":[27],"leading":[28],"to":[29,128,190],"a":[30,106,178],"recent":[31],"surge":[32],"LLM-generated":[34,70],"answers":[35,80],"(LGAs)":[36],"on":[37,79],"Q&A":[38,58,182],"platforms.":[39],"In":[40],"this":[41,64,113],"paper,":[42],"we":[43,66,116,176],"conduct":[44],"an":[45,89,101],"in-depth":[46],"analysis":[47],"of":[48,103],"how":[49],"LGAs":[50,119,126,141,163],"affect":[51],"Naver":[52,83],"Knowledge":[53,84],"iN,":[54],"the":[55,94,181],"most":[56],"popular":[57],"platform":[59],"South":[61],"Korea.":[62],"To":[63],"end,":[65],"implement":[67],"nine":[68],"state-of-the-art":[69],"text":[71],"(LGT)":[72],"detection":[73,98],"methods":[74],"evaluate":[76],"performance":[78],"collected":[81],"from":[82,187],"iN.":[85],"We":[86,123,159],"then":[87],"build":[88],"ensemble":[90],"detector":[91],"by":[92,157],"stacking":[93],"three":[95],"best-performing":[96],"LGT":[97],"methods,":[99],"achieving":[100],"AUC":[102],"0.9987":[104],"with":[105],"false":[107],"positive":[108],"rate":[109],"below":[110],"1%.":[111],"Using":[112],"LGA":[114],"detector,":[115],"identify":[117],"75,558":[118],"among":[120],"1.46M":[121],"find":[124,161],"that":[125,162],"tend":[127],"be":[129],"longer,":[130],"use":[131],"more":[132],"punctuation":[133],"marks,":[134],"exhibit":[136],"higher":[137],"lexical":[138],"diversity.":[139],"However,":[140],"do":[142],"not":[143],"show":[144],"clear":[145],"differences":[146],"user":[148],"reactions,":[149],"such":[150],"as":[151],"upvotes,":[152],"downvotes,":[153],"or":[154,199],"selection":[155],"rates":[156],"questioners.":[158],"also":[160],"are":[164],"primarily":[165],"intended":[166],"for":[167],"sharing":[169],"rather":[170],"than":[171],"personal":[172,197],"experiences":[173],"sharing.":[174],"Finally,":[175],"observe":[177],"shift":[179],"platform:":[183],"increasingly":[185],"move":[186],"simple":[188],"fact-seeking":[189],"those":[191],"involving":[192],"complex":[193],"contexts":[194],"seeking":[196],"opinions":[198],"past":[200],"experiences.":[201]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-04-10T00:00:00"}
