{"id":"https://openalex.org/W3006904135","doi":"https://doi.org/10.3233/jifs-191287","title":"A novel privacy-preserving matrix factorization recommendation system based on random perturbation","display_name":"A novel privacy-preserving matrix factorization recommendation system based on random perturbation","publication_year":2020,"publication_date":"2020-02-17","ids":{"openalex":"https://openalex.org/W3006904135","doi":"https://doi.org/10.3233/jifs-191287","mag":"3006904135"},"language":"en","primary_location":{"id":"doi:10.3233/jifs-191287","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jifs-191287","pdf_url":null,"source":{"id":"https://openalex.org/S179157397","display_name":"Journal of Intelligent & Fuzzy Systems","issn_l":"1064-1246","issn":["1064-1246","1875-8967"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent & Fuzzy 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/A5043569069","display_name":"Zhaoyan Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210145049","display_name":"Anhui Institute of Information Technology","ror":"https://ror.org/04mw2ty13","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210145049"]},{"id":"https://openalex.org/I4472751","display_name":"Anhui Normal University","ror":"https://ror.org/05fsfvw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I4472751"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hu Zhaoyan","raw_affiliation_strings":["Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4210145049"]},{"raw_affiliation_string":"School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4472751"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050720898","display_name":"Yonglong Luo","orcid":"https://orcid.org/0000-0003-4987-0376"},"institutions":[{"id":"https://openalex.org/I4210145049","display_name":"Anhui Institute of Information Technology","ror":"https://ror.org/04mw2ty13","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210145049"]},{"id":"https://openalex.org/I4472751","display_name":"Anhui Normal University","ror":"https://ror.org/05fsfvw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I4472751"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Luo Yonglong","raw_affiliation_strings":["Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4210145049"]},{"raw_affiliation_string":"School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4472751"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Zheng Xiaoyao","orcid":null},"institutions":[{"id":"https://openalex.org/I4210145049","display_name":"Anhui Institute of Information Technology","ror":"https://ror.org/04mw2ty13","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210145049"]},{"id":"https://openalex.org/I4472751","display_name":"Anhui Normal University","ror":"https://ror.org/05fsfvw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I4472751"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Xiaoyao","raw_affiliation_strings":["Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4210145049"]},{"raw_affiliation_string":"School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4472751"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101075816","display_name":"Zhao Yannian","orcid":null},"institutions":[{"id":"https://openalex.org/I4210145049","display_name":"Anhui Institute of Information Technology","ror":"https://ror.org/04mw2ty13","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210145049"]},{"id":"https://openalex.org/I4472751","display_name":"Anhui Normal University","ror":"https://ror.org/05fsfvw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I4472751"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhao Yannian","raw_affiliation_strings":["Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anhui Provincial Key Laboratory of Network and Information Security, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4210145049"]},{"raw_affiliation_string":"School of Computer and Information, Anhui Normal University, Wuhu, Anhui, China","institution_ids":["https://openalex.org/I4472751"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5050720898"],"corresponding_institution_ids":["https://openalex.org/I4210145049","https://openalex.org/I4472751"],"apc_list":null,"apc_paid":null,"fwci":0.8163,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.79395877,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"38","issue":"4","first_page":"4525","last_page":"4535"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9993000030517578,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9993000030517578,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9763000011444092,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9488999843597412,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8551948070526123},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.8173196315765381},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.6634875535964966},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.6342666149139404},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.48135167360305786},{"id":"https://openalex.org/keywords/factorization","display_name":"Factorization","score":0.45379626750946045},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4223138391971588},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3470407724380493},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32987645268440247},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.25743478536605835},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.08469218015670776}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8551948070526123},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8173196315765381},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.6634875535964966},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.6342666149139404},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.48135167360305786},{"id":"https://openalex.org/C187834632","wikidata":"https://www.wikidata.org/wiki/Q188804","display_name":"Factorization","level":2,"score":0.45379626750946045},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4223138391971588},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3470407724380493},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32987645268440247},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25743478536605835},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.08469218015670776},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/jifs-191287","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jifs-191287","pdf_url":null,"source":{"id":"https://openalex.org/S179157397","display_name":"Journal of Intelligent & Fuzzy Systems","issn_l":"1064-1246","issn":["1064-1246","1875-8967"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent & Fuzzy Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Climate action","score":0.44999998807907104,"id":"https://metadata.un.org/sdg/13"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1969269637","https://openalex.org/W1987213187","https://openalex.org/W1994389483","https://openalex.org/W1996336859","https://openalex.org/W2008886893","https://openalex.org/W2015558695","https://openalex.org/W2015583498","https://openalex.org/W2119523409","https://openalex.org/W2123147099","https://openalex.org/W2124558600","https://openalex.org/W2128443790","https://openalex.org/W2131512058","https://openalex.org/W2266058821","https://openalex.org/W2384310603","https://openalex.org/W2509678028","https://openalex.org/W2552883359","https://openalex.org/W2604311458","https://openalex.org/W2735032239","https://openalex.org/W2767908697","https://openalex.org/W2804656660","https://openalex.org/W2885036498","https://openalex.org/W4249267926"],"related_works":["https://openalex.org/W2368605798","https://openalex.org/W2518037665","https://openalex.org/W2348524959","https://openalex.org/W2477036161","https://openalex.org/W2963185427","https://openalex.org/W2065296176","https://openalex.org/W2342498029","https://openalex.org/W4225892600","https://openalex.org/W1973739845","https://openalex.org/W119752240"],"abstract_inverted_index":{"With":[0],"the":[1,6,17,33,37,43,64,86,103,115,129,134,138,143,158],"popularity":[2],"of":[3,9,20,39,57,73,99],"networks":[4],"and":[5,62,96,109,146,153,167],"increasing":[7],"number":[8],"online":[10],"users,":[11],"recommender":[12,26,44,144,168],"systems":[13],"have":[14],"suffered":[15],"from":[16],"privacy":[18,38,60,149,160],"leakage":[19],"sensitive":[21],"information.":[22],"While":[23],"people":[24],"enjoy":[25],"services,":[27,45],"their":[28],"information":[29],"is":[30,83],"exposed":[31],"to":[32,102,107],"networks.":[34],"To":[35],"protect":[36],"users":[40],"when":[41],"using":[42,171],"we":[46,118],"propose":[47,119],"a":[48,76,120],"multi-level":[49,77],"combined":[50,78],"privacy-preserving":[51],"model":[52,82,90],"that":[53,157],"maintains":[54],"high":[55],"accuracy":[56,145,169],"recommendation":[58],"with":[59,137],"protection":[61],"alleviates":[63],"data":[65],"sparsity":[66],"problem.":[67],"Our":[68,89],"scheme":[69],"contains":[70],"two":[71],"steps":[72],"recommendation.":[74],"First,":[75],"random":[79],"perturbation":[80],"(MCRP)":[81],"proposed":[84,159],"on":[85,114,128],"client":[87],"side.":[88],"dynamically":[91],"divides":[92],"multiple":[93],"disturbance":[94],"levels":[95],"adds":[97],"noise":[98],"different":[100],"ranges":[101],"rating":[104,122],"matrix":[105,130],"according":[106],"Gaussian":[108],"uniform":[110],"mixed":[111],"disturbances.":[112],"Second,":[113],"server":[116],"side,":[117],"pseudo":[121],"prediction":[123],"filling":[124],"(PRPF)":[125],"algorithm":[126,136],"based":[127],"factorization":[131],"model.":[132],"Combining":[133],"PRPF":[135],"MCRP":[139],"method":[140,161],"significantly":[141],"improves":[142],"effectively":[147],"increases":[148],"security.":[150],"Sensitive":[151],"analysis":[152],"comparison":[154],"experiments":[155],"show":[156],"has":[162],"certain":[163],"advantages":[164],"in":[165],"security":[166],"by":[170],"three":[172],"publicly":[173],"available":[174],"datasets.":[175]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}