{"id":"https://openalex.org/W2954409556","doi":"https://doi.org/10.1504/ijes.2019.10022131","title":"An efficient privacy-preserving friendship-based recommendation system","display_name":"An efficient privacy-preserving friendship-based recommendation system","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2954409556","doi":"https://doi.org/10.1504/ijes.2019.10022131","mag":"2954409556"},"language":"en","primary_location":{"id":"doi:10.1504/ijes.2019.10022131","is_oa":false,"landing_page_url":"https://doi.org/10.1504/ijes.2019.10022131","pdf_url":null,"source":{"id":"https://openalex.org/S204369148","display_name":"International Journal of Embedded Systems","issn_l":"1741-1068","issn":["1741-1068","1741-1076"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310317825","host_organization_name":"Inderscience Publishers","host_organization_lineage":["https://openalex.org/P4310317825"],"host_organization_lineage_names":["Inderscience Publishers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Embedded Systems","raw_type":"journal-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/A5032433554","display_name":"Bingpeng Ou","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bingpeng Ou","raw_affiliation_strings":["[State Key Laboratory of Integrated Service Networks (ISN), Xidian University, Xi'an, Shaanxi, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"[State Key Laboratory of Integrated Service Networks (ISN), Xidian University, Xi'an, Shaanxi, China]","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084780155","display_name":"Xiaoling Tao","orcid":"https://orcid.org/0000-0002-6573-2291"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoling Tao","raw_affiliation_strings":["[State Key Laboratory of Integrated Service Networks (ISN), Xidian University, Xi'an, Shaanxi, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"[State Key Laboratory of Integrated Service Networks (ISN), Xidian University, Xi'an, Shaanxi, China]","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058132192","display_name":"Jingjing Guo","orcid":"https://orcid.org/0000-0002-7249-5159"},"institutions":[{"id":"https://openalex.org/I5343935","display_name":"Guilin University of Electronic Technology","ror":"https://ror.org/05arjae42","country_code":"CN","type":"education","lineage":["https://openalex.org/I5343935"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingjing Guo","raw_affiliation_strings":["School of Computer Science and Information Security, Guilin University of Electronic Technology, Guilin, Guangxi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Information Security, Guilin University of Electronic Technology, Guilin, Guangxi, China","institution_ids":["https://openalex.org/I5343935"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2824,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.64840042,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":95},"biblio":{"volume":"11","issue":"4","first_page":"516","last_page":"516"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9853000044822693,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9853000044822693,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9771000146865845,"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"}},{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9739000201225281,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/friendship","display_name":"Friendship","score":0.7712929844856262},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5647397041320801},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.5580765008926392},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3687981367111206},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.12948665022850037},{"id":"https://openalex.org/keywords/social-psychology","display_name":"Social psychology","score":0.07731831073760986}],"concepts":[{"id":"https://openalex.org/C2778736484","wikidata":"https://www.wikidata.org/wiki/Q491","display_name":"Friendship","level":2,"score":0.7712929844856262},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5647397041320801},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.5580765008926392},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3687981367111206},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.12948665022850037},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.07731831073760986}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1504/ijes.2019.10022131","is_oa":false,"landing_page_url":"https://doi.org/10.1504/ijes.2019.10022131","pdf_url":null,"source":{"id":"https://openalex.org/S204369148","display_name":"International Journal of Embedded Systems","issn_l":"1741-1068","issn":["1741-1068","1741-1076"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310317825","host_organization_name":"Inderscience Publishers","host_organization_lineage":["https://openalex.org/P4310317825"],"host_organization_lineage_names":["Inderscience Publishers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Embedded Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.550000011920929}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W561612769","https://openalex.org/W1964514847","https://openalex.org/W3207110656","https://openalex.org/W3151629863","https://openalex.org/W2352101273","https://openalex.org/W4241440115","https://openalex.org/W2330551040","https://openalex.org/W2332196952"],"abstract_inverted_index":{"With":[0],"the":[1,4,27,44,53,70,108,114,127],"development":[2],"of":[3,32,37,57,62,69,97,110,129],"internet,":[5],"recommendation":[6,84],"systems":[7],"play":[8],"a":[9,30],"significant":[10],"role":[11],"for":[12,83],"providing":[13],"personalised":[14],"services":[15],"in":[16],"our":[17,90,111,123],"life.":[18],"However,":[19,51],"this":[20,75],"raises":[21],"serious":[22],"concerns":[23],"about":[24],"privacy":[25,45],"since":[26],"system":[28],"collects":[29],"lot":[31],"personal":[33],"information.":[34],"Thus,":[35],"plenty":[36],"schemes":[38,65],"have":[39],"been":[40],"proposed":[41],"to":[42],"address":[43],"issues":[46],"by":[47],"using":[48],"cryptographic":[49],"techniques.":[50],"with":[52,87,113],"rapidly":[54],"increasing":[55],"numbers":[56],"users":[58],"and":[59,119,131],"items,":[60],"most":[61],"existing":[63,88],"cryptography-based":[64],"become":[66],"inefficient":[67],"because":[68],"huge":[71],"computation":[72,130],"cost.":[73],"In":[74],"paper,":[76],"we":[77,106],"propose":[78],"an":[79],"efficient":[80],"privacy-preserving":[81],"scheme":[82,91,112,124],"systems.":[85],"Compared":[86],"schemes,":[89],"does":[92],"not":[93],"require":[94],"that":[95,122],"friends":[96],"user":[98],"are":[99],"online":[100],"during":[101],"computing":[102],"predicted":[103],"rating.":[104],"Finally,":[105],"evaluate":[107],"performance":[109],"MovieLens":[115],"20":[116],"m":[117],"dataset":[118],"it":[120],"shows":[121],"can":[125],"reduce":[126],"overhead":[128],"communication.":[132]},"counts_by_year":[{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}