{"id":"https://openalex.org/W2044203218","doi":"https://doi.org/10.1145/1321211.1321249","title":"Identifying active subgroups in online communities","display_name":"Identifying active subgroups in online communities","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2044203218","doi":"https://doi.org/10.1145/1321211.1321249","mag":"2044203218"},"language":"en","primary_location":{"id":"doi:10.1145/1321211.1321249","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1321211.1321249","pdf_url":null,"source":{"id":"https://openalex.org/S4210189159","display_name":"Proceedings of CASCON","issn_l":"1705-7345","issn":["1705-7345","1705-7353","1705-7361"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2007 conference of the center for advanced studies on Collaborative research - CASCON '07","raw_type":"proceedings-article"},"type":"conference-abstract","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/A5047359547","display_name":"Alvin Chin","orcid":"https://orcid.org/0000-0003-2201-8220"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Alvin Chin","raw_affiliation_strings":["University of Toronto"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Toronto","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039024869","display_name":"Mark Chignell","orcid":"https://orcid.org/0000-0001-8120-6905"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mark Chignell","raw_affiliation_strings":["University of Toronto"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Toronto","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I185261750"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"280","last_page":"280"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10557","display_name":"Social Media and Politics","score":0.9872999787330627,"subfield":{"id":"https://openalex.org/subfields/3315","display_name":"Communication"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11239","display_name":"Social Capital and Networks","score":0.9836999773979187,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5975154638290405},{"id":"https://openalex.org/keywords/sense-of-community","display_name":"Sense of community","score":0.5892649292945862},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5530333518981934},{"id":"https://openalex.org/keywords/online-community","display_name":"Online community","score":0.5417214035987854},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.49962306022644043},{"id":"https://openalex.org/keywords/hierarchical-clustering","display_name":"Hierarchical clustering","score":0.430536150932312},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.3944776952266693},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.3569694757461548},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3270343542098999},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3056902587413788},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.29804325103759766},{"id":"https://openalex.org/keywords/social-psychology","display_name":"Social psychology","score":0.2265866994857788}],"concepts":[{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5975154638290405},{"id":"https://openalex.org/C2779942219","wikidata":"https://www.wikidata.org/wiki/Q7451000","display_name":"Sense of community","level":2,"score":0.5892649292945862},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5530333518981934},{"id":"https://openalex.org/C2778165684","wikidata":"https://www.wikidata.org/wiki/Q6576792","display_name":"Online community","level":2,"score":0.5417214035987854},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.49962306022644043},{"id":"https://openalex.org/C92835128","wikidata":"https://www.wikidata.org/wiki/Q1277447","display_name":"Hierarchical clustering","level":3,"score":0.430536150932312},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3944776952266693},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.3569694757461548},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3270343542098999},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3056902587413788},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.29804325103759766},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.2265866994857788}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1321211.1321249","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1321211.1321249","pdf_url":null,"source":{"id":"https://openalex.org/S4210189159","display_name":"Proceedings of CASCON","issn_l":"1705-7345","issn":["1705-7345","1705-7353","1705-7361"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2007 conference of the center for advanced studies on Collaborative research - CASCON '07","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.6399999856948853,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1511413730","https://openalex.org/W1998871699","https://openalex.org/W2095047577","https://openalex.org/W2129043771","https://openalex.org/W2154273558"],"related_works":["https://openalex.org/W3200375535","https://openalex.org/W4243309336","https://openalex.org/W2125147505","https://openalex.org/W215199979","https://openalex.org/W2100522340","https://openalex.org/W2911860835","https://openalex.org/W1490974549","https://openalex.org/W3121627799","https://openalex.org/W2029725407","https://openalex.org/W167963398"],"abstract_inverted_index":{"As":[0],"online":[1,27,117,133],"communities":[2,118],"proliferate,":[3],"methods":[4],"are":[5,34],"needed":[6],"to":[7,36],"explore":[8],"and":[9,31,38,41,78],"capture":[10],"patterns":[11],"of":[12,22,60,76,87,106,113],"activity":[13],"within":[14,26],"them.":[15],"This":[16],"paper":[17],"focuses":[18],"on":[19],"the":[20,42,51,58,61,65,72,128],"problem":[21],"identifying":[23],"active":[24,85,114],"subgroups":[25,62,86,115],"communities.":[28],"k-plex":[29],"analysis":[30],"hierarchical":[32],"clustering":[33],"used":[35],"identify":[37],"contrast":[39],"subgroups,":[40],"methodology":[43],"is":[44,109],"demonstrated":[45],"in":[46,64,116],"a":[47,96,102],"case":[48,66],"study":[49,67],"involving":[50],"TorCamp":[52],"Google":[53],"group":[54],"community.":[55,107],"We":[56],"assessed":[57],"validity":[59],"obtained":[63],"by":[68,132],"comparing":[69],"them":[70],"with":[71,92],"members'":[73],"experienced":[74,104],"sense":[75,105],"community,":[77],"their":[79],"self-reported":[80],"acquaintanceships.":[81],"Results":[82],"suggest":[83],"that":[84,111],"people":[88],"not":[89],"only":[90],"interact":[91],"each":[93],"other":[94],"at":[95],"higher":[97],"rate,":[98],"but":[99],"also":[100],"have":[101],"greater":[103],"It":[108],"concluded":[110],"detection":[112],"can":[119],"be":[120],"implemented":[121],"widely":[122],"using":[123],"automated":[124],"tools":[125],"for":[126],"analyzing":[127],"social":[129],"networks":[130],"implied":[131],"interactions.":[134]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-19T07:52:34.831488","created_date":"2025-10-10T00:00:00"}
