{"id":"https://openalex.org/W2581101877","doi":"https://doi.org/10.32657/10356/65539","title":"Ranking user generated content using topic models","display_name":"Ranking user generated content using topic models","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W2581101877","doi":"https://doi.org/10.32657/10356/65539","mag":"2581101877"},"language":"en","primary_location":{"id":"doi:10.32657/10356/65539","is_oa":true,"landing_page_url":"https://doi.org/10.32657/10356/65539","pdf_url":"https://dr.ntu.edu.sg/bitstream/10356/65539/1/SCE-MA%20ZONGYANG.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nanyang Technological University","raw_type":"dissertation"},"type":"dissertation","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dr.ntu.edu.sg/bitstream/10356/65539/1/SCE-MA%20ZONGYANG.pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008327536","display_name":"Zongyang Ma","orcid":"https://orcid.org/0009-0003-1980-9379"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Zongyang Ma","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5008327536"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9993000030517578,"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":0.9993000030517578,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9975000023841858,"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/world-wide-web","display_name":"World Wide Web","score":0.691917896270752},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.681244432926178},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.6565337181091309},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.6208142042160034},{"id":"https://openalex.org/keywords/user-generated-content","display_name":"User-generated content","score":0.6006038784980774},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.5838988423347473},{"id":"https://openalex.org/keywords/topic-model","display_name":"Topic model","score":0.5359277129173279},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.45411184430122375},{"id":"https://openalex.org/keywords/information-overload","display_name":"Information overload","score":0.4413684904575348}],"concepts":[{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.691917896270752},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.681244432926178},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.6565337181091309},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.6208142042160034},{"id":"https://openalex.org/C101293273","wikidata":"https://www.wikidata.org/wiki/Q579716","display_name":"User-generated content","level":3,"score":0.6006038784980774},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.5838988423347473},{"id":"https://openalex.org/C171686336","wikidata":"https://www.wikidata.org/wiki/Q3532085","display_name":"Topic model","level":2,"score":0.5359277129173279},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.45411184430122375},{"id":"https://openalex.org/C186625053","wikidata":"https://www.wikidata.org/wiki/Q1130191","display_name":"Information overload","level":2,"score":0.4413684904575348},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.32657/10356/65539","is_oa":true,"landing_page_url":"https://doi.org/10.32657/10356/65539","pdf_url":"https://dr.ntu.edu.sg/bitstream/10356/65539/1/SCE-MA%20ZONGYANG.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nanyang Technological University","raw_type":"dissertation"},{"id":"pmh:oai:dr.ntu.edu.sg:10356/65539","is_oa":false,"landing_page_url":"https://hdl.handle.net/10356/65539","pdf_url":null,"source":{"id":"https://openalex.org/S4306402609","display_name":"DR-NTU (Nanyang Technological University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172675005","host_organization_name":"Nanyang Technological University","host_organization_lineage":["https://openalex.org/I172675005"],"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":"Thesis"}],"best_oa_location":{"id":"doi:10.32657/10356/65539","is_oa":true,"landing_page_url":"https://doi.org/10.32657/10356/65539","pdf_url":"https://dr.ntu.edu.sg/bitstream/10356/65539/1/SCE-MA%20ZONGYANG.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nanyang Technological University","raw_type":"dissertation"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2581101877.pdf","grobid_xml":"https://content.openalex.org/works/W2581101877.grobid-xml"},"referenced_works_count":100,"referenced_works":["https://openalex.org/W27263903","https://openalex.org/W48679198","https://openalex.org/W139529041","https://openalex.org/W159693449","https://openalex.org/W1535265512","https://openalex.org/W1566965859","https://openalex.org/W1606262545","https://openalex.org/W1683269307","https://openalex.org/W1746680969","https://openalex.org/W1915315806","https://openalex.org/W1969124733","https://openalex.org/W1977309386","https://openalex.org/W1982167371","https://openalex.org/W1985521324","https://openalex.org/W1986945747","https://openalex.org/W1989813731","https://openalex.org/W1999281295","https://openalex.org/W2001082470","https://openalex.org/W2001575213","https://openalex.org/W2010291682","https://openalex.org/W2013865830","https://openalex.org/W2025413459","https://openalex.org/W2031237011","https://openalex.org/W2038002297","https://openalex.org/W2043994636","https://openalex.org/W2044429219","https://openalex.org/W2049455633","https://openalex.org/W2049574641","https://openalex.org/W2055400882","https://openalex.org/W2056076776","https://openalex.org/W2056088289","https://openalex.org/W2058601020","https://openalex.org/W2064817422","https://openalex.org/W2067505258","https://openalex.org/W2067569849","https://openalex.org/W2079641626","https://openalex.org/W2083305840","https://openalex.org/W2083381833","https://openalex.org/W2089349245","https://openalex.org/W2093390569","https://openalex.org/W2094524282","https://openalex.org/W2095478124","https://openalex.org/W2096110600","https://openalex.org/W2096738524","https://openalex.org/W2103339462","https://openalex.org/W2103467726","https://openalex.org/W2103567420","https://openalex.org/W2104713579","https://openalex.org/W2104973501","https://openalex.org/W2107436300","https://openalex.org/W2107610218","https://openalex.org/W2108420397","https://openalex.org/W2112251034","https://openalex.org/W2116137244","https://openalex.org/W2119252083","https://openalex.org/W2121871834","https://openalex.org/W2123549998","https://openalex.org/W2123939205","https://openalex.org/W2127860643","https://openalex.org/W2134506009","https://openalex.org/W2135790056","https://openalex.org/W2135962008","https://openalex.org/W2137245235","https://openalex.org/W2137553870","https://openalex.org/W2138323616","https://openalex.org/W2139317750","https://openalex.org/W2140124448","https://openalex.org/W2141225842","https://openalex.org/W2147152072","https://openalex.org/W2148527862","https://openalex.org/W2148908252","https://openalex.org/W2149510050","https://openalex.org/W2150286230","https://openalex.org/W2150461699","https://openalex.org/W2158266063","https://openalex.org/W2158515176","https://openalex.org/W2161152810","https://openalex.org/W2161356093","https://openalex.org/W2161443453","https://openalex.org/W2162279065","https://openalex.org/W2162388373","https://openalex.org/W2165599843","https://openalex.org/W2165612380","https://openalex.org/W2166914830","https://openalex.org/W2167143366","https://openalex.org/W2168332560","https://openalex.org/W2169606435","https://openalex.org/W2171040110","https://openalex.org/W2396764674","https://openalex.org/W2918757710","https://openalex.org/W2951617294","https://openalex.org/W2952813759","https://openalex.org/W3138773240","https://openalex.org/W4206765718","https://openalex.org/W4231510805","https://openalex.org/W4233135949","https://openalex.org/W4234189512","https://openalex.org/W4248892431","https://openalex.org/W6680412045","https://openalex.org/W6684620663"],"related_works":["https://openalex.org/W2368605798","https://openalex.org/W2518037665","https://openalex.org/W2348524959","https://openalex.org/W2477036161","https://openalex.org/W2368049389","https://openalex.org/W2384861574","https://openalex.org/W4294565801","https://openalex.org/W2170801710","https://openalex.org/W2952704802","https://openalex.org/W2741781807"],"abstract_inverted_index":{"With":[0],"the":[1,56,70,83,112,202],"popularity":[2],"of":[3,61,72,97,108,152,204],"Web":[4],"2.0,":[5],"more":[6,8],"and":[7,11,41,43,52,76,79,105,128,168,176,186,210],"users":[9,35,50],"express":[10],"share":[12],"opinions":[13],"through":[14],"various":[15],"online":[16,68],"platforms.":[17],"Example":[18],"platforms":[19,119],"include":[20],"news":[21,145,165],"websites":[22],"that":[23,33],"support":[24],"user":[25],"commenting":[26],"like":[27,39],"Yahoo!":[28],"News,":[29],"social":[30,106],"network":[31],"sites":[32,47],"allow":[34],"to":[36,192],"post":[37],"messages":[38],"Facebook":[40],"Twitter,":[42],"community-based":[44],"question":[45,75],"answering":[46],"which":[48,86],"let":[49],"ask":[51],"answer":[53,77,157],"questions.":[54],"As":[55],"result,":[57],"a":[58,144,147,162],"huge":[59,123],"amount":[60],"User":[62],"Generated":[63],"Content":[64],"(ugc)":[65],"is":[66,88,141,149],"accumulated":[67],"in":[69],"forms":[71],"comments,":[73,174],"tweets,":[74,167],"posts,":[78],"others.":[80],"Depending":[81],"on":[82],"platform":[84],"within":[85],"ugc":[87,90,115,133,200],"created,":[89],"may":[91],"be":[92],"associated":[93,142],"with":[94,143,201],"different":[95,118],"types":[96],"attributes":[98],"such":[99],"as":[100],"creator,":[101],"time,":[102],"location,":[103],"text":[104,194],"connections":[107],"its":[109,153],"creator.":[110],"On":[111],"other":[113],"hand,":[114],"data":[116,134],"from":[117,199],"shares":[120],"similar":[121],"characteristics:":[122],"amount,":[124],"free":[125],"writing":[126],"style,":[127],"heterogeneous":[129],"nature.":[130],"More":[131],"importantly,":[132],"often":[135],"demonstrates":[136],"master-slave":[137,205],"relationship.":[138],"A":[139],"comment":[140],"article;":[146],"hashtag":[148],"an":[150,156,208],"annotation":[151],"embedded":[154],"tweet;":[155],"does":[158],"not":[159],"exist":[160],"without":[161],"question.":[163],"Here,":[164],"articles,":[166],"questions":[169],"are":[170,178],"master":[171],"documents":[172],"while":[173],"hashtags,":[175],"answers":[177],"slave":[179],"documents.":[180],"Although":[181],"topic":[182],"modeling":[183],"(e.g.,":[184],"LDA":[185],"PLSA)":[187],"has":[188],"been":[189],"widely":[190],"used":[191],"model":[193],"collections,":[195],"discovering":[196],"fine-grained":[197],"topics":[198],"consideration":[203],"relationship":[206],"remains":[207],"open":[209],"challenging":[211],"problem.":[212]},"counts_by_year":[],"updated_date":"2026-03-25T13:04:00.132906","created_date":"2025-10-10T00:00:00"}