{"id":"https://openalex.org/W2916465731","doi":"https://doi.org/10.1145/3301612","title":"Activity Archetypes in Question-and-Answer (Q8A) Websites\u2014A Study of 50 Stack Exchange Instances","display_name":"Activity Archetypes in Question-and-Answer (Q8A) Websites\u2014A Study of 50 Stack Exchange Instances","publication_year":2019,"publication_date":"2019-02-21","ids":{"openalex":"https://openalex.org/W2916465731","doi":"https://doi.org/10.1145/3301612","mag":"2916465731"},"language":"en","primary_location":{"id":"doi:10.1145/3301612","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3301612","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3301612","source":{"id":"https://openalex.org/S4210183887","display_name":"ACM Transactions on Social Computing","issn_l":"2469-7818","issn":["2469-7818","2469-7826"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Social Computing","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3301612","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5034011439","display_name":"Tiago Santos","orcid":"https://orcid.org/0000-0001-6030-774X"},"institutions":[{"id":"https://openalex.org/I4092182","display_name":"Graz University of Technology","ror":"https://ror.org/00d7xrm67","country_code":"AT","type":"education","lineage":["https://openalex.org/I4092182"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Tiago Santos","raw_affiliation_strings":["Graz University of Technology, Graz, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graz University of Technology, Graz, Austria","institution_ids":["https://openalex.org/I4092182"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059731779","display_name":"Simon Walk","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Simon Walk","raw_affiliation_strings":["Detego GmbH, Graz, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Detego GmbH, Graz, Austria","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014398832","display_name":"Roman Kern","orcid":"https://orcid.org/0000-0003-0202-6100"},"institutions":[{"id":"https://openalex.org/I4092182","display_name":"Graz University of Technology","ror":"https://ror.org/00d7xrm67","country_code":"AT","type":"education","lineage":["https://openalex.org/I4092182"]},{"id":"https://openalex.org/I4210088621","display_name":"Know Center Research GmbH (Austria)","ror":"https://ror.org/004zhad81","country_code":"AT","type":"company","lineage":["https://openalex.org/I4210088621"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Roman Kern","raw_affiliation_strings":["Graz University of Technology 8 Know-Center, Graz, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graz University of Technology 8 Know-Center, Graz, Austria","institution_ids":["https://openalex.org/I4092182","https://openalex.org/I4210088621"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071422618","display_name":"Markus Strohmaier","orcid":"https://orcid.org/0000-0002-5485-5720"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Markus Strohmaier","raw_affiliation_strings":["RWTH Aachen University 8 GESIS, Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"RWTH Aachen University 8 GESIS, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074698656","display_name":"Denis Heli\u0107","orcid":"https://orcid.org/0000-0003-0725-7450"},"institutions":[{"id":"https://openalex.org/I4092182","display_name":"Graz University of Technology","ror":"https://ror.org/00d7xrm67","country_code":"AT","type":"education","lineage":["https://openalex.org/I4092182"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Denis Helic","raw_affiliation_strings":["Graz University of Technology, Graz, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graz University of Technology, Graz, Austria","institution_ids":["https://openalex.org/I4092182"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1529,"has_fulltext":true,"cited_by_count":11,"citation_normalized_percentile":{"value":0.84531907,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"2","issue":"1","first_page":"1","last_page":"23"},"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":0.9998999834060669,"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":0.9998999834060669,"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/T10028","display_name":"Topic Modeling","score":0.9975000023841858,"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9891999959945679,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6774150133132935},{"id":"https://openalex.org/keywords/categorization","display_name":"Categorization","score":0.6630717515945435},{"id":"https://openalex.org/keywords/variety","display_name":"Variety (cybernetics)","score":0.577335000038147},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.49555981159210205},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.49061837792396545},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.47940847277641296},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.3219592571258545},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.20298945903778076}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6774150133132935},{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.6630717515945435},{"id":"https://openalex.org/C136197465","wikidata":"https://www.wikidata.org/wiki/Q1729295","display_name":"Variety (cybernetics)","level":2,"score":0.577335000038147},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.49555981159210205},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.49061837792396545},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.47940847277641296},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3219592571258545},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.20298945903778076},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3301612","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3301612","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3301612","source":{"id":"https://openalex.org/S4210183887","display_name":"ACM Transactions on Social Computing","issn_l":"2469-7818","issn":["2469-7818","2469-7826"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Social Computing","raw_type":"journal-article"},{"id":"pmh:oai:ub-madoc.bib.uni-mannheim.de:61324","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196315","display_name":"MADOC (University of Mannheim)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I177802217","host_organization_name":"University of Mannheim","host_organization_lineage":["https://openalex.org/I177802217"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Zeitschriftenartikel"},{"id":"pmh:oai:arXiv.org:1709.05111","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1709.05111","pdf_url":"https://arxiv.org/pdf/1709.05111","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"}],"best_oa_location":{"id":"doi:10.1145/3301612","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3301612","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3301612","source":{"id":"https://openalex.org/S4210183887","display_name":"ACM Transactions on Social Computing","issn_l":"2469-7818","issn":["2469-7818","2469-7826"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Social Computing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4099999964237213,"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320310430","display_name":"TU Graz, Internationale Beziehungen und Mobilit\u00e4tsprogramme","ror":"https://ror.org/00d7xrm67"},{"id":"https://openalex.org/F4320321004","display_name":"\u00d6sterreichischen Akademie der Wissenschaften","ror":"https://ror.org/03anc3s24"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2916465731.pdf","grobid_xml":"https://content.openalex.org/works/W2916465731.grobid-xml"},"referenced_works_count":71,"referenced_works":["https://openalex.org/W43277809","https://openalex.org/W57842594","https://openalex.org/W161049316","https://openalex.org/W229275971","https://openalex.org/W642783518","https://openalex.org/W1537039776","https://openalex.org/W1541799494","https://openalex.org/W1550468374","https://openalex.org/W1594031697","https://openalex.org/W1651093245","https://openalex.org/W1673310716","https://openalex.org/W1894414046","https://openalex.org/W1969110260","https://openalex.org/W1980849679","https://openalex.org/W1987971958","https://openalex.org/W1993099985","https://openalex.org/W1993254474","https://openalex.org/W1993500013","https://openalex.org/W2011951376","https://openalex.org/W2016381774","https://openalex.org/W2018817787","https://openalex.org/W2025280459","https://openalex.org/W2032420476","https://openalex.org/W2036127744","https://openalex.org/W2048178552","https://openalex.org/W2073459066","https://openalex.org/W2073689275","https://openalex.org/W2086530517","https://openalex.org/W2095207093","https://openalex.org/W2097850833","https://openalex.org/W2099769844","https://openalex.org/W2102114894","https://openalex.org/W2112056172","https://openalex.org/W2113345481","https://openalex.org/W2127411301","https://openalex.org/W2128061541","https://openalex.org/W2129251351","https://openalex.org/W2132613313","https://openalex.org/W2134406267","https://openalex.org/W2140993268","https://openalex.org/W2148527862","https://openalex.org/W2150593711","https://openalex.org/W2166064672","https://openalex.org/W2166928246","https://openalex.org/W2167487311","https://openalex.org/W2175066711","https://openalex.org/W2282175227","https://openalex.org/W2514077680","https://openalex.org/W2545001194","https://openalex.org/W2549265357","https://openalex.org/W2562836854","https://openalex.org/W2584499795","https://openalex.org/W2613557029","https://openalex.org/W2614003821","https://openalex.org/W2769369514","https://openalex.org/W2911964244","https://openalex.org/W2949195533","https://openalex.org/W2952813759","https://openalex.org/W2997434606","https://openalex.org/W2999729612","https://openalex.org/W3030847828","https://openalex.org/W3085162807","https://openalex.org/W3100506776","https://openalex.org/W3100974552","https://openalex.org/W3147178137","https://openalex.org/W3169372665","https://openalex.org/W4245436919","https://openalex.org/W4298882835","https://openalex.org/W4301268652","https://openalex.org/W6637231022","https://openalex.org/W6668990524"],"related_works":["https://openalex.org/W2165912799","https://openalex.org/W2735662278","https://openalex.org/W2382615723","https://openalex.org/W4311804456","https://openalex.org/W1987484445","https://openalex.org/W2623658258","https://openalex.org/W2143413548","https://openalex.org/W1969219540","https://openalex.org/W2370459448","https://openalex.org/W2910384174"],"abstract_inverted_index":{"Millions":[0],"of":[1,9,25,34,145,191,198,202,211,220,249],"users":[2,41],"on":[3,11,244],"the":[4,22,103,132,155,171,196,203],"Internet":[5],"discuss":[6],"a":[7,48,105,120,250],"variety":[8],"topics":[10,20],"Question-and-Answer":[12],"(Q8A)":[13],"instances.":[14,78],"However,":[15],"not":[16,60,215],"all":[17],"instances":[18,130,169,182,193],"and":[19,30,42,70,74,94,98,118,200,206],"receive":[21],"same":[23],"amount":[24],"attention,":[26],"as":[27,235],"some":[28],"thrive":[29],"achieve":[31],"self-sustaining":[32],"levels":[33],"activity,":[35],"while":[36],"others":[37],"fail":[38],"to":[39,59,66,81,90,101,109,136,154,242],"attract":[40],"either":[43],"never":[44],"grow":[45],"beyond":[46],"being":[47],"small":[49],"niche":[50],"community":[51,83,232],"or":[52],"become":[53],"inactive.":[54],"Hence,":[55],"it":[56],"is":[57],"imperative":[58],"only":[61,216],"better":[62,91],"understand":[63],"but":[64,223],"also":[65,225],"distill":[67],"deciding":[68],"factors":[69],"rules":[71],"that":[72,113],"define":[73],"govern":[75],"sustainable":[76],"Q8A":[77,129,168,181,192,221,231,251],"We":[79,140,214],"aim":[80],"empower":[82],"managers":[84],"with":[85,195],"quantitative":[86],"methods":[87],"for":[88,229],"them":[89],"understand,":[92],"control,":[93],"foster":[95],"their":[96],"communities,":[97,205],"thus":[99],"contribute":[100],"making":[102],"Web":[104],"more":[106],"efficient":[107],"place":[108],"exchange":[110],"information.":[111],"To":[112],"end,":[114],"we":[115,177,224],"extract,":[116],"model,":[117],"cluster":[119],"user":[121,138,146,174,240],"activity-based":[122],"time":[123],"series":[124],"from":[125,131],"50":[126,167,180],"randomly":[127],"selected":[128],"Stack":[133],"Exchange":[134],"network":[135],"characterize":[137],"behavior.":[139],"find":[141],"four":[142],"distinct":[143],"types":[144,241],"activity":[147,157,164,175,186],"temporal":[148],"patterns,":[149],"which":[150,239],"vary":[151],"primarily":[152],"according":[153],"users\u2019":[156],"frequency.":[158],"Finally,":[159],"by":[160,170],"breaking":[161],"down":[162],"total":[163],"in":[165],"our":[166],"previously":[172],"identified":[173],"profiles,":[176],"classify":[178],"those":[179],"into":[183],"three":[184],"different":[185,246],"profiles.":[187],"Our":[188],"parsimonious":[189],"categorization":[190],"aligns":[194],"stage":[197],"development":[199],"maturity":[201],"underlying":[204],"can":[207],"potentially":[208],"help":[209],"operators":[210],"such":[212],"instances:":[213],"quantitatively":[217],"assess":[218],"progress":[219],"instances,":[222],"derive":[226],"practical":[227],"implications":[228],"optimizing":[230],"building":[233],"efforts,":[234],"we,":[236],"e.g.,":[237],"recommend":[238],"focus":[243],"at":[245],"developmental":[247],"stages":[248],"community.":[252]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2019-03-02T00:00:00"}