{"id":"https://openalex.org/W2121761994","doi":"https://doi.org/10.1145/1242572.1242685","title":"Analysis of topological characteristics of huge online social networking services","display_name":"Analysis of topological characteristics of huge online social networking services","publication_year":2007,"publication_date":"2007-05-08","ids":{"openalex":"https://openalex.org/W2121761994","doi":"https://doi.org/10.1145/1242572.1242685","mag":"2121761994"},"language":"en","primary_location":{"id":"doi:10.1145/1242572.1242685","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1242572.1242685","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 16th international conference on World Wide Web","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article=6372&context=sis_research","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5059236838","display_name":"Yong\u2010Yeol Ahn","orcid":"https://orcid.org/0000-0002-4352-4301"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Yong-Yeol Ahn","raw_affiliation_strings":["KAIST, Daejeon, South Korea"],"affiliations":[{"raw_affiliation_string":"KAIST, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112442974","display_name":"Seungyeop Han","orcid":null},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]},{"id":"https://openalex.org/I4210099236","display_name":"Kootenay Association for Science & Technology","ror":"https://ror.org/011pv9p44","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4210099236"]}],"countries":["CA","KR"],"is_corresponding":false,"raw_author_name":"Seungyeop Han","raw_affiliation_strings":["KAIST"],"affiliations":[{"raw_affiliation_string":"KAIST","institution_ids":["https://openalex.org/I4210099236","https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061923992","display_name":"Haewoon Kwak","orcid":"https://orcid.org/0000-0003-1418-0834"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]},{"id":"https://openalex.org/I4210099236","display_name":"Kootenay Association for Science & Technology","ror":"https://ror.org/011pv9p44","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4210099236"]}],"countries":["CA","KR"],"is_corresponding":false,"raw_author_name":"Haewoon Kwak","raw_affiliation_strings":["KAIST"],"affiliations":[{"raw_affiliation_string":"KAIST","institution_ids":["https://openalex.org/I4210099236","https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101849355","display_name":"Sue Moon","orcid":"https://orcid.org/0000-0002-5692-1111"},"institutions":[{"id":"https://openalex.org/I4210099236","display_name":"Kootenay Association for Science & Technology","ror":"https://ror.org/011pv9p44","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4210099236"]},{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["CA","KR"],"is_corresponding":false,"raw_author_name":"Sue Moon","raw_affiliation_strings":["KAIST"],"affiliations":[{"raw_affiliation_string":"KAIST","institution_ids":["https://openalex.org/I4210099236","https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006225383","display_name":"Hawoong Jeong","orcid":"https://orcid.org/0000-0002-2491-8620"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]},{"id":"https://openalex.org/I4210099236","display_name":"Kootenay Association for Science & Technology","ror":"https://ror.org/011pv9p44","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4210099236"]}],"countries":["CA","KR"],"is_corresponding":false,"raw_author_name":"Hawoong Jeong","raw_affiliation_strings":["KAIST"],"affiliations":[{"raw_affiliation_string":"KAIST","institution_ids":["https://openalex.org/I4210099236","https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5059236838"],"corresponding_institution_ids":["https://openalex.org/I157485424"],"apc_list":null,"apc_paid":null,"fwci":48.7165,"has_fulltext":false,"cited_by_count":954,"citation_normalized_percentile":{"value":0.99912816,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"835","last_page":"844"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T12592","display_name":"Opinion Dynamics and Social Influence","score":0.9947999715805054,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9854000210762024,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"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/snowball-sampling","display_name":"Snowball sampling","score":0.7742384672164917},{"id":"https://openalex.org/keywords/degree-distribution","display_name":"Degree distribution","score":0.7683173418045044},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6791807413101196},{"id":"https://openalex.org/keywords/degree","display_name":"Degree (music)","score":0.6055296063423157},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.5728411078453064},{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.47663721442222595},{"id":"https://openalex.org/keywords/clustering-coefficient","display_name":"Clustering coefficient","score":0.4706389605998993},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.45979970693588257},{"id":"https://openalex.org/keywords/social-network","display_name":"Social network (sociolinguistics)","score":0.4471474289894104},{"id":"https://openalex.org/keywords/internet-topology","display_name":"Internet topology","score":0.4427734315395355},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.43966442346572876},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3982188105583191},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.37684640288352966},{"id":"https://openalex.org/keywords/complex-network","display_name":"Complex network","score":0.358898401260376},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.3274601399898529},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.29082608222961426},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.23403170704841614},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15264859795570374},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11191526055335999}],"concepts":[{"id":"https://openalex.org/C106399304","wikidata":"https://www.wikidata.org/wiki/Q868123","display_name":"Snowball sampling","level":2,"score":0.7742384672164917},{"id":"https://openalex.org/C87414783","wikidata":"https://www.wikidata.org/wiki/Q1002603","display_name":"Degree distribution","level":3,"score":0.7683173418045044},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6791807413101196},{"id":"https://openalex.org/C2775997480","wikidata":"https://www.wikidata.org/wiki/Q586277","display_name":"Degree (music)","level":2,"score":0.6055296063423157},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.5728411078453064},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.47663721442222595},{"id":"https://openalex.org/C22047676","wikidata":"https://www.wikidata.org/wiki/Q898680","display_name":"Clustering coefficient","level":3,"score":0.4706389605998993},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.45979970693588257},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.4471474289894104},{"id":"https://openalex.org/C99237066","wikidata":"https://www.wikidata.org/wiki/Q17092610","display_name":"Internet topology","level":3,"score":0.4427734315395355},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.43966442346572876},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3982188105583191},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.37684640288352966},{"id":"https://openalex.org/C34947359","wikidata":"https://www.wikidata.org/wiki/Q665189","display_name":"Complex network","level":2,"score":0.358898401260376},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3274601399898529},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.29082608222961426},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.23403170704841614},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15264859795570374},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11191526055335999},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/1242572.1242685","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1242572.1242685","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 16th international conference on World Wide Web","raw_type":"proceedings-article"},{"id":"pmh:oai:ink.library.smu.edu.sg:sis_research-6372","is_oa":true,"landing_page_url":"https://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article=6372&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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1145/1242572.1242685","raw_type":"Conference Proceeding Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.87.2864","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.87.2864","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://yongyeol.com/profile/pdf/cyworld.pdf","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:ink.library.smu.edu.sg:sis_research-6372","is_oa":true,"landing_page_url":"https://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article=6372&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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1145/1242572.1242685","raw_type":"Conference Proceeding Article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1573579329","https://openalex.org/W1917953459","https://openalex.org/W2000036509","https://openalex.org/W2000159446","https://openalex.org/W2008620264","https://openalex.org/W2025572017","https://openalex.org/W2026042206","https://openalex.org/W2028897509","https://openalex.org/W2030539428","https://openalex.org/W2033193852","https://openalex.org/W2038195874","https://openalex.org/W2040615703","https://openalex.org/W2040956707","https://openalex.org/W2053248591","https://openalex.org/W2062215476","https://openalex.org/W2065769502","https://openalex.org/W2104977387","https://openalex.org/W2111708605","https://openalex.org/W2119004437","https://openalex.org/W2131492273","https://openalex.org/W2137391072","https://openalex.org/W2144180758","https://openalex.org/W2162450625","https://openalex.org/W2169015768","https://openalex.org/W2949679401","https://openalex.org/W3004747006","https://openalex.org/W3102383841","https://openalex.org/W3103071483","https://openalex.org/W3103362336","https://openalex.org/W3122602071","https://openalex.org/W6634264458","https://openalex.org/W6679965233"],"related_works":["https://openalex.org/W1972668007","https://openalex.org/W2931395331","https://openalex.org/W1545569367","https://openalex.org/W2071421102","https://openalex.org/W1979477222","https://openalex.org/W1968846251","https://openalex.org/W2565653726","https://openalex.org/W2357702059","https://openalex.org/W4287242053","https://openalex.org/W2155457606"],"abstract_inverted_index":{"Social":[0],"networking":[1,40,164],"services":[2,165],"are":[3,21],"a":[4,112,128,189],"fast-growing":[5],"business":[6],"in":[7,25,118,157,174],"the":[8,22,34,85,106,109,148,154],"Internet.":[9],"However,":[10],"it":[11],"is":[12],"unknown":[13],"if":[14],"online":[15,38,162,167,184],"relationships":[16,64],"and":[17,44,65,74,96,103,135],"their":[18],"growth":[19],"patterns":[20],"same":[23],"as":[24],"real-life":[26,195],"social":[27,39,163,185,196],"networks.":[28,197],"In":[29],"this":[30],"paper,":[31],"we":[32,92,177],"compare":[33],"structures":[35],"of":[36,60,87,101,108,133,147],"three":[37],"services:":[41],"Cyworld,":[42,105],"MySpace,":[43],"orkut,":[45],"each":[46,146],"with":[47,141],"more":[48],"than":[49],"10":[50],"million":[51],"users,":[52],"respectively.":[53],"We":[54,78],"have":[55,137],"access":[56],"to":[57,83,94,153,194],"complete":[58],"data":[59,82],"Cyworld's":[61,158],"ilchon":[62],"(friend)":[63],"analyze":[66],"its":[67],"degree":[68,72,119,125,159,191],"distribution,":[69],"clustering":[70],"property,":[71],"correlation,":[73],"evolution":[75],"over":[76,116],"time.":[77],"also":[79],"use":[80,93],"Cyworld":[81,123],"evaluate":[84],"validity":[86],"snowball":[88],"sampling":[89],"method,":[90],"which":[91,187],"crawl":[95],"obtain":[97],"partial":[98],"network":[99],"topologies":[100],"MySpace":[102,134],"orkut.":[104],"oldest":[107],"three,":[110],"demonstrates":[111],"changing":[113],"scaling":[114,139],"behavior":[115],"time":[117],"distribution.":[120,160],"The":[121],"latest":[122],"data's":[124],"distribution":[126],"exhibits":[127],"multi-scaling":[129],"behavior,":[130],"while":[131],"those":[132],"orkut":[136],"simple":[138],"behaviors":[140],"different":[142,155],"exponents.":[143],"Very":[144],"interestingly,":[145],"two":[149],"e":[150],"ponents":[151],"corresponds":[152],"segments":[156],"Certain":[161],"encourage":[166],"activities":[168],"that":[169,179],"cannot":[170],"be":[171],"easily":[172],"copied":[173],"real":[175],"life;":[176],"show":[178,188],"they":[180],"deviate":[181],"from":[182],"close-knit":[183],"networks":[186],"similar":[190],"correlation":[192],"pattern":[193]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":17},{"year":2021,"cited_by_count":25},{"year":2020,"cited_by_count":37},{"year":2019,"cited_by_count":25},{"year":2018,"cited_by_count":44},{"year":2017,"cited_by_count":39},{"year":2016,"cited_by_count":59},{"year":2015,"cited_by_count":86},{"year":2014,"cited_by_count":87},{"year":2013,"cited_by_count":108},{"year":2012,"cited_by_count":122}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}