{"id":"https://openalex.org/W2726317540","doi":"https://doi.org/10.1007/978-3-319-59288-6_68","title":"A Novel Social Search Model Based on Clustering Friends in LBSNs","display_name":"A Novel Social Search Model Based on Clustering Friends in LBSNs","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2726317540","doi":"https://doi.org/10.1007/978-3-319-59288-6_68","mag":"2726317540"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-319-59288-6_68","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-319-59288-6_68","pdf_url":null,"source":{"id":"https://openalex.org/S4393917809","display_name":"Lecture notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","issn_l":"1867-8211","issn":["1867-8211","1867-822X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","raw_type":"book-chapter"},"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/A5101448099","display_name":"Yang Sun","orcid":"https://orcid.org/0000-0002-3164-5747"},"institutions":[{"id":"https://openalex.org/I4210142126","display_name":"Jiangsu Provincial Key Laboratory of Network and Information Security","ror":"https://ror.org/03jan5912","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210142126"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Sun","raw_affiliation_strings":["Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210142126","https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012384188","display_name":"Jiuxin Cao","orcid":"https://orcid.org/0000-0002-2448-6717"},"institutions":[{"id":"https://openalex.org/I4210142126","display_name":"Jiangsu Provincial Key Laboratory of Network and Information Security","ror":"https://ror.org/03jan5912","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210142126"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiuxin Cao","raw_affiliation_strings":["Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210142126","https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090925242","display_name":"Tao Zhou","orcid":"https://orcid.org/0000-0003-0561-2316"},"institutions":[{"id":"https://openalex.org/I4210142126","display_name":"Jiangsu Provincial Key Laboratory of Network and Information Security","ror":"https://ror.org/03jan5912","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210142126"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Zhou","raw_affiliation_strings":["Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210142126","https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059418859","display_name":"Shuai Xu","orcid":"https://orcid.org/0000-0002-4687-506X"},"institutions":[{"id":"https://openalex.org/I4210142126","display_name":"Jiangsu Provincial Key Laboratory of Network and Information Security","ror":"https://ror.org/03jan5912","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210142126"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuai Xu","raw_affiliation_strings":["Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jiangsu Provincial Key Laboratory of Network and Information Security, School of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210142126","https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"679","last_page":"689"},"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":0.9998000264167786,"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":0.9998000264167786,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9973999857902527,"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9972000122070312,"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/ranking","display_name":"Ranking (information retrieval)","score":0.8424220085144043},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7696011066436768},{"id":"https://openalex.org/keywords/relevance","display_name":"Relevance (law)","score":0.6989243626594543},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5850207805633545},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5354644656181335},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.35558104515075684},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3029863238334656}],"concepts":[{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.8424220085144043},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7696011066436768},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.6989243626594543},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5850207805633545},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5354644656181335},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.35558104515075684},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3029863238334656},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-319-59288-6_68","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-319-59288-6_68","pdf_url":null,"source":{"id":"https://openalex.org/S4393917809","display_name":"Lecture notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","issn_l":"1867-8211","issn":["1867-8211","1867-822X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.5400000214576721}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W966080269","https://openalex.org/W1517685083","https://openalex.org/W1607418396","https://openalex.org/W1965971975","https://openalex.org/W2000614716","https://openalex.org/W2002670033","https://openalex.org/W2002858145","https://openalex.org/W2014812174","https://openalex.org/W2026520574","https://openalex.org/W2036019488","https://openalex.org/W2085925999","https://openalex.org/W2087692915","https://openalex.org/W2147709600","https://openalex.org/W2163881971","https://openalex.org/W2343900247","https://openalex.org/W2532324109","https://openalex.org/W2610241442"],"related_works":["https://openalex.org/W2041353081","https://openalex.org/W2581240705","https://openalex.org/W2118564381","https://openalex.org/W1967370444","https://openalex.org/W2163901716","https://openalex.org/W2152204162","https://openalex.org/W2739821120","https://openalex.org/W2026095310","https://openalex.org/W2140661912","https://openalex.org/W2076082579"],"abstract_inverted_index":null,"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}