{"id":"https://openalex.org/W2052524682","doi":"https://doi.org/10.1145/2063576.2063722","title":"Mining direct antagonistic communities in explicit trust networks","display_name":"Mining direct antagonistic communities in explicit trust networks","publication_year":2011,"publication_date":"2011-10-24","ids":{"openalex":"https://openalex.org/W2052524682","doi":"https://doi.org/10.1145/2063576.2063722","mag":"2052524682"},"language":"en","primary_location":{"id":"doi:10.1145/2063576.2063722","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2063576.2063722","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 20th ACM international conference on Information and knowledge management","raw_type":"proceedings-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/A5081036622","display_name":"David Lo","orcid":"https://orcid.org/0000-0002-4367-7201"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"David Lo","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore","[Singapore Management University, Singapore, Singapore]"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]},{"raw_affiliation_string":"[Singapore Management University, Singapore, Singapore]","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008188207","display_name":"Didi Surian","orcid":"https://orcid.org/0000-0003-2299-2971"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Didi Surian","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore","[Singapore Management University, Singapore, Singapore]"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]},{"raw_affiliation_string":"[Singapore Management University, Singapore, Singapore]","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100736887","display_name":"Kuan Zhang","orcid":"https://orcid.org/0000-0002-4262-153X"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kuan Zhang","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore","[Singapore Management University, Singapore, Singapore]"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]},{"raw_affiliation_string":"[Singapore Management University, Singapore, Singapore]","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039617569","display_name":"Ee\u2010Peng Lim","orcid":"https://orcid.org/0000-0003-0065-8665"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Ee-Peng Lim","raw_affiliation_strings":["Singapore Management University, Singapore, Singapore","[Singapore Management University, Singapore, Singapore]"],"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore, Singapore","institution_ids":["https://openalex.org/I79891267"]},{"raw_affiliation_string":"[Singapore Management University, Singapore, Singapore]","institution_ids":["https://openalex.org/I79891267"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5081036622"],"corresponding_institution_ids":["https://openalex.org/I79891267"],"apc_list":null,"apc_paid":null,"fwci":1.9268,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.86331969,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1013","last_page":"1018"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9958000183105469,"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":0.9958000183105469,"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/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9930999875068665,"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9909999966621399,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/distrust","display_name":"Distrust","score":0.8667843341827393},{"id":"https://openalex.org/keywords/friendship","display_name":"Friendship","score":0.7653993368148804},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.7035062909126282},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6462275981903076},{"id":"https://openalex.org/keywords/property","display_name":"Property (philosophy)","score":0.4263349175453186},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.38718584179878235},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.33727067708969116},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.1327742636203766},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.13061249256134033},{"id":"https://openalex.org/keywords/social-psychology","display_name":"Social psychology","score":0.11557608842849731},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.10891532897949219},{"id":"https://openalex.org/keywords/epistemology","display_name":"Epistemology","score":0.09484076499938965},{"id":"https://openalex.org/keywords/law","display_name":"Law","score":0.07412365078926086}],"concepts":[{"id":"https://openalex.org/C2778321746","wikidata":"https://www.wikidata.org/wiki/Q621922","display_name":"Distrust","level":2,"score":0.8667843341827393},{"id":"https://openalex.org/C2778736484","wikidata":"https://www.wikidata.org/wiki/Q491","display_name":"Friendship","level":2,"score":0.7653993368148804},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7035062909126282},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6462275981903076},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.4263349175453186},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.38718584179878235},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.33727067708969116},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.1327742636203766},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.13061249256134033},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.11557608842849731},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.10891532897949219},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.09484076499938965},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.07412365078926086},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/2063576.2063722","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2063576.2063722","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 20th ACM international conference on Information and knowledge management","raw_type":"proceedings-article"},{"id":"pmh:oai:ink.library.smu.edu.sg:sis_research-2397","is_oa":false,"landing_page_url":"https://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article=2397&context=sis_research","pdf_url":null,"source":{"id":"https://openalex.org/S4377196871","display_name":"Institutional Knowledge (InK) - Institutional Knowledge at Singapore Management University (Singapore Management University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79891267","host_organization_name":"Singapore Management University","host_organization_lineage":["https://openalex.org/I79891267"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1145/2063576.2063722","raw_type":"Conference Proceeding Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.706.1818","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.706.1818","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.mysmu.edu/faculty/davidlo/papers/cikm11.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1484413656","https://openalex.org/W1506285740","https://openalex.org/W1676985236","https://openalex.org/W1868111879","https://openalex.org/W1968556497","https://openalex.org/W2075989403","https://openalex.org/W2099404336","https://openalex.org/W2100409033","https://openalex.org/W2102664282","https://openalex.org/W2110723042","https://openalex.org/W2117720424","https://openalex.org/W2118382442","https://openalex.org/W2122182354","https://openalex.org/W2136230992","https://openalex.org/W2162034534","https://openalex.org/W2168419630","https://openalex.org/W2169381585","https://openalex.org/W2170726034","https://openalex.org/W2234727404","https://openalex.org/W3122171116","https://openalex.org/W3123980207","https://openalex.org/W4247080677","https://openalex.org/W4254829975","https://openalex.org/W6642401465"],"related_works":["https://openalex.org/W2152370238","https://openalex.org/W3193570178","https://openalex.org/W3160132286","https://openalex.org/W2136955267","https://openalex.org/W2712460288","https://openalex.org/W2352717624","https://openalex.org/W2364471629","https://openalex.org/W1499113510","https://openalex.org/W2482316195","https://openalex.org/W2016002482"],"abstract_inverted_index":{"There":[0],"has":[1],"been":[2],"a":[3,59],"recent":[4],"increase":[5],"of":[6,43,79,103,122],"interest":[7],"in":[8,52],"analyzing":[9],"trust":[10,61,75,97],"and":[11,28,65,112,116],"friendship":[12],"networks":[13,98],"to":[14,35,118],"gain":[15],"insights":[16],"about":[17],"relationship":[18],"dynamics":[19],"among":[20,77],"users.":[21],"Many":[22],"sites":[23,32],"such":[24],"as":[25],"Epinions,":[26],"Facebook,":[27],"other":[29],"social":[30],"networking":[31],"allow":[33],"users":[34],"declare":[36],"trusts":[37,64],"or":[38],"friendships":[39],"between":[40],"different":[41],"members":[42,78],"the":[44,86,100,120],"community.":[45,106],"In":[46],"this":[47],"work,":[48],"we":[49],"are":[50],"interested":[51],"extracting":[53],"direct":[54,104],"antagonistic":[55,105],"communities":[56],"(DACs)":[57],"within":[58],"rich":[60],"network":[62],"involving":[63],"distrusts.":[66],"Each":[67],"DAC":[68],"is":[69],"formed":[70],"by":[71],"two":[72],"subcommunities":[73],"with":[74,110],"relationships":[76,84],"each":[80],"sub-community":[81],"but":[82],"distrust":[83],"across":[85],"sub-communities.":[87],"We":[88,107],"develop":[89],"an":[90],"efficient":[91],"algorithm":[92],"that":[93],"could":[94],"analyze":[95],"large":[96],"leveraging":[99],"unique":[101],"property":[102],"have":[108],"experimented":[109],"synthetic":[111],"real":[113],"data-sets":[114],"(myGamma":[115],"Epinions)":[117],"demonstrate":[119],"scalability":[121],"our":[123],"proposed":[124],"solution.":[125]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}