{"id":"https://openalex.org/W2608384516","doi":"https://doi.org/10.1109/tkde.2017.2696535","title":"Scalable Algorithms for CQA Post Voting Prediction","display_name":"Scalable Algorithms for CQA Post Voting Prediction","publication_year":2017,"publication_date":"2017-04-24","ids":{"openalex":"https://openalex.org/W2608384516","doi":"https://doi.org/10.1109/tkde.2017.2696535","mag":"2608384516"},"language":"en","primary_location":{"id":"doi:10.1109/tkde.2017.2696535","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2017.2696535","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-article"},"type":"article","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/A5068643894","display_name":"Yuan Yao","orcid":"https://orcid.org/0000-0002-6913-6542"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuan Yao","raw_affiliation_strings":["State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing Shi, Jiangsu Sheng, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing Shi, Jiangsu Sheng, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068043486","display_name":"Hanghang Tong","orcid":"https://orcid.org/0000-0003-4405-3887"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hanghang Tong","raw_affiliation_strings":["Arizona State University, Tempe, AZ 85281"],"affiliations":[{"raw_affiliation_string":"Arizona State University, Tempe, AZ 85281","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004418846","display_name":"Feng Xu","orcid":"https://orcid.org/0000-0001-6786-6202"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Xu","raw_affiliation_strings":["State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing Shi, Jiangsu Sheng, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing Shi, Jiangsu Sheng, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037645622","display_name":"Jian L\u00fc","orcid":"https://orcid.org/0000-0002-7025-7448"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Lu","raw_affiliation_strings":["State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing Shi, Jiangsu Sheng, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing Shi, Jiangsu Sheng, China","institution_ids":["https://openalex.org/I881766915"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5068643894"],"corresponding_institution_ids":["https://openalex.org/I881766915"],"apc_list":null,"apc_paid":null,"fwci":2.9018,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.92357911,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"29","issue":"8","first_page":"1723","last_page":"1736"},"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":0.9998000264167786,"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":0.9998000264167786,"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10028","display_name":"Topic Modeling","score":0.980400025844574,"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":0.8275467157363892},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.608223021030426},{"id":"https://openalex.org/keywords/voting","display_name":"Voting","score":0.5873644351959229},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.48435696959495544},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.34040552377700806},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.12067669630050659}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8275467157363892},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.608223021030426},{"id":"https://openalex.org/C520049643","wikidata":"https://www.wikidata.org/wiki/Q189760","display_name":"Voting","level":3,"score":0.5873644351959229},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.48435696959495544},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.34040552377700806},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.12067669630050659},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tkde.2017.2696535","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2017.2696535","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2443676066","display_name":null,"funder_award_id":"W911NF-16-1-0168","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G3442037871","display_name":null,"funder_award_id":"61690204","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4662211036","display_name":null,"funder_award_id":"IIS-1651203","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5511481212","display_name":null,"funder_award_id":"HDTRA1-16-0017","funder_id":"https://openalex.org/F4320332186","funder_display_name":"Defense Threat Reduction Agency"},{"id":"https://openalex.org/G6159150101","display_name":null,"funder_award_id":"61672274","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6773350834","display_name":null,"funder_award_id":"R01LM011986","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"},{"id":"https://openalex.org/G705516963","display_name":null,"funder_award_id":"2016YFB1000802","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320332186","display_name":"Defense Threat Reduction Agency","ror":"https://ror.org/04tz64554"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W87496662","https://openalex.org/W1571708476","https://openalex.org/W1631295847","https://openalex.org/W1649405193","https://openalex.org/W1755117326","https://openalex.org/W1986280275","https://openalex.org/W1989060270","https://openalex.org/W1999969345","https://openalex.org/W2009296544","https://openalex.org/W2034456366","https://openalex.org/W2037858832","https://openalex.org/W2057415299","https://openalex.org/W2062020370","https://openalex.org/W2089714286","https://openalex.org/W2099302642","https://openalex.org/W2102956348","https://openalex.org/W2106595237","https://openalex.org/W2107391785","https://openalex.org/W2107838694","https://openalex.org/W2116875384","https://openalex.org/W2119939946","https://openalex.org/W2122825543","https://openalex.org/W2129251351","https://openalex.org/W2134406267","https://openalex.org/W2139212933","https://openalex.org/W2140514146","https://openalex.org/W2151280665","https://openalex.org/W2153290280","https://openalex.org/W2153635508","https://openalex.org/W2159133636","https://openalex.org/W2160840682","https://openalex.org/W2161152375","https://openalex.org/W2163054398","https://openalex.org/W2163881971","https://openalex.org/W2171258484","https://openalex.org/W2193899264","https://openalex.org/W2252143362","https://openalex.org/W2252849574","https://openalex.org/W2257158040","https://openalex.org/W2280386769","https://openalex.org/W2286400365","https://openalex.org/W2339630617","https://openalex.org/W2798909945","https://openalex.org/W3101782091","https://openalex.org/W3193477162","https://openalex.org/W4253653356","https://openalex.org/W4285719527","https://openalex.org/W6634199429","https://openalex.org/W6636901852","https://openalex.org/W6637962894","https://openalex.org/W6684196426","https://openalex.org/W6687692180","https://openalex.org/W6691255865","https://openalex.org/W6692240757","https://openalex.org/W6695544160","https://openalex.org/W6695774870","https://openalex.org/W6750968397"],"related_works":["https://openalex.org/W2067938758","https://openalex.org/W1527726406","https://openalex.org/W1597381735","https://openalex.org/W2461970972","https://openalex.org/W2364921833","https://openalex.org/W1976363619","https://openalex.org/W2388030554","https://openalex.org/W2302028273","https://openalex.org/W1525643724","https://openalex.org/W2553742524"],"abstract_inverted_index":{"Community":[0],"Question":[1],"Answering":[2],"(CQA)":[3],"sites,":[4],"such":[5],"as":[6],"Stack":[7],"Overflow":[8],"and":[9,35,37,40,94,98,101,123,143,157],"Yahoo!":[10],"Answers,":[11],"have":[12],"become":[13],"very":[14],"popular":[15],"in":[16,30,67,138],"recent":[17],"years.":[18],"These":[19],"sites":[20],"contain":[21],"rich":[22],"crowdsourcing":[23],"knowledge":[24],"contributed":[25],"by":[26],"the":[27,31,44,57,68,83,89,96,102,116,131,135,155],"site":[28],"users":[29],"form":[32],"of":[33,47,60,85,105,110,140,159],"questions":[34,39],"answers,":[36],"these":[38],"answers":[41],"can":[42],"satisfy":[43],"information":[45],"needs":[46],"more":[48],"users.":[49],"In":[50],"this":[51,73],"article,":[52],"we":[53,75],"aim":[54],"at":[55],"predicting":[56],"voting":[58,84],"scores":[59],"questions/answers":[61],"shortly":[62],"after":[63],"they":[64],"are":[65,112,125],"posted":[66],"CQA":[69],"sites.":[70],"To":[71],"accomplish":[72],"task,":[74],"identify":[76],"three":[77,118],"key":[78,119],"aspects":[79],"that":[80],"matter":[81],"with":[82],"a":[86],"post,":[87],"i.e.,":[88],"non-linear":[90],"relationships":[91],"between":[92],"features":[93],"output,":[95],"question":[97],"answer":[99],"coupling,":[100],"dynamic":[103],"fashion":[104],"data":[106,152],"arrivals.":[107],"A":[108],"family":[109],"algorithms":[111,137],"proposed":[113,127,136],"to":[114,128],"model":[115],"above":[117],"aspects.":[120],"Some":[121],"approximations":[122],"extensions":[124],"also":[126],"scale":[129],"up":[130],"computation.":[132],"We":[133],"analyze":[134],"terms":[139],"optimality,":[141],"correctness,":[142],"complexity.":[144],"Extensive":[145],"experimental":[146],"evaluations":[147],"conducted":[148],"on":[149],"two":[150],"real":[151],"sets":[153],"demonstrate":[154],"effectiveness":[156],"efficiency":[158],"our":[160],"algorithms.":[161]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
