{"id":"https://openalex.org/W2065039862","doi":"https://doi.org/10.1145/2493432.2493512","title":"An unsupervised learning approach to social circles detection in ego bluetooth proximity network","display_name":"An unsupervised learning approach to social circles detection in ego bluetooth proximity network","publication_year":2013,"publication_date":"2013-09-08","ids":{"openalex":"https://openalex.org/W2065039862","doi":"https://doi.org/10.1145/2493432.2493512","mag":"2065039862"},"language":"en","primary_location":{"id":"doi:10.1145/2493432.2493512","doi":"https://doi.org/10.1145/2493432.2493512","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2493432.2493512","pdf_url":null,"source":{"id":"https://openalex.org/S7407087778","display_name":"ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2013 ACM international joint conference on Pervasive and ubiquitous computing","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","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/A5074031340","display_name":"Jiangchuan Zheng","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jiangchuan Zheng","raw_affiliation_strings":["Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021357065","display_name":"Lionel Ming-shuan Ni","orcid":"https://orcid.org/0000-0002-2325-6215","observed_orcids":["https://orcid.org/0000-0002-2325-6215"]},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Lionel M. Ni","raw_affiliation_strings":["Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I200769079"],"apc_list":null,"apc_paid":null,"fwci":4.587,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.95523193,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"721","last_page":"724"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.736299991607666,"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"}},"topics":[{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.736299991607666,"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"}},{"id":"https://openalex.org/T12801","display_name":"Bluetooth and Wireless Communication Technologies","score":0.09309999644756317,"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"}},{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.07349999994039536,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/unsupervised-learning","display_name":"unsupervised learning","score":0.8320000171661377},{"id":"https://openalex.org/keywords/social-interaction-modeling","display_name":"social interaction modeling","score":0.46399998664855957},{"id":"https://openalex.org/keywords/data-sparsity","display_name":"data sparsity","score":0.8479999899864197}],"concepts":[{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.8511598110198975},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7635297179222107},{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.6188402771949768},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.5963947772979736},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5706501007080078},{"id":"https://openalex.org/C172195944","wikidata":"https://www.wikidata.org/wiki/Q541265","display_name":"Ubiquitous computing","level":2,"score":0.4690948724746704},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.433010458946228},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.42768287658691406},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2716972231864929},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.26164644956588745},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2493432.2493512","doi":"https://doi.org/10.1145/2493432.2493512","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2493432.2493512","pdf_url":null,"source":{"id":"https://openalex.org/S7407087778","display_name":"ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2013 ACM international joint conference on Pervasive and ubiquitous computing","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-57642","doi":null,"is_oa":false,"landing_page_url":"http://gateway.isiknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=LinksAMR&SrcApp=PARTNER_APP&DestLinkType=FullRecord&DestApp=WOS&KeyUT=000495017500081","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"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":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1559459558","https://openalex.org/W1999153225","https://openalex.org/W2035112165","https://openalex.org/W2143554828","https://openalex.org/W2150379642","https://openalex.org/W2155461593","https://openalex.org/W2166692930"],"related_works":["https://openalex.org/W1999153225","https://openalex.org/W3091874960","https://openalex.org/W7073948776","https://openalex.org/W2144615716","https://openalex.org/W2136197062","https://openalex.org/W3035455861","https://openalex.org/W2134240702","https://openalex.org/W7099575901","https://openalex.org/W7097279267","https://openalex.org/W2066800817"],"abstract_inverted_index":{"Understanding":[0],"a":[1,28,45,75],"user's":[2],"social":[3,38,67],"interactions":[4],"in":[5,11,101,119,140],"the":[6,52,89,126,134],"physical":[7],"world":[8],"proves":[9],"important":[10],"building":[12],"context-aware":[13],"ubiquitous":[14],"applications.":[15],"A":[16],"good":[17],"way":[18],"towards":[19],"that":[20,49,102],"objective":[21],"is":[22,30,72,95,99,117],"to":[23,26,64],"categorize":[24],"people":[25],"whom":[27],"user":[29],"socially":[31],"related":[32],"into":[33],"what":[34],"we":[35,43,82],"call":[36],"as":[37,86,88],"circles.":[39],"In":[40],"this":[41],"note,":[42],"propose":[44],"novel":[46],"unsupervised":[47],"approach":[48],"learns":[50],"from":[51],"Bluetooth":[53],"(BT)":[54],"sensed":[55],"data":[56,106,124,139],"recording":[57],"one's":[58],"dynamic":[59],"proximity":[60],"relations":[61],"with":[62],"others":[63],"identify":[65],"her":[66],"circles,":[68],"each":[69,80],"of":[70,128,136],"which":[71,93,116],"formed":[73],"along":[74,92],"semantically":[76],"coherent":[77],"aspect.":[78],"For":[79],"circle":[81,114],"learn":[83],"its":[84],"members":[85],"well":[87,104],"temporal":[90],"dimensions":[91],"it":[94,103],"formed.":[96],"Our":[97],"method":[98],"innovative":[100],"overcomes":[105],"sparsity":[107],"by":[108],"information":[109],"sharing,":[110],"and":[111,131],"allows":[112],"for":[113],"overlaps":[115],"common":[118],"reality.":[120],"Experiments":[121],"on":[122],"real":[123],"demonstrate":[125],"effectiveness":[127],"our":[129],"method,":[130],"also":[132],"show":[133],"potentials":[135],"relational":[137],"mobile":[138],"sensing":[141],"personal":[142,145],"behaviors":[143],"beyond":[144],"data.":[146]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":4}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}