{"id":"https://openalex.org/W2567410587","doi":"https://doi.org/10.1109/iisa.2016.7785379","title":"A practical k-anonymous recommender system","display_name":"A practical k-anonymous recommender system","publication_year":2016,"publication_date":"2016-07-01","ids":{"openalex":"https://openalex.org/W2567410587","doi":"https://doi.org/10.1109/iisa.2016.7785379","mag":"2567410587"},"language":"en","primary_location":{"id":"doi:10.1109/iisa.2016.7785379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iisa.2016.7785379","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 7th International Conference on Information, Intelligence, Systems & Applications (IISA)","raw_type":"proceedings-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/A5084954367","display_name":"Athanasios Zigomitros","orcid":"https://orcid.org/0000-0003-1622-2815"},"institutions":[{"id":"https://openalex.org/I154757721","display_name":"University of Piraeus","ror":"https://ror.org/02qs84g94","country_code":"GR","type":"education","lineage":["https://openalex.org/I154757721"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Athanasios Zigomitros","raw_affiliation_strings":["Department of Informatics, University of Piraeus"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Piraeus","institution_ids":["https://openalex.org/I154757721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080909272","display_name":"Achilleas Papageorgiou","orcid":null},"institutions":[{"id":"https://openalex.org/I154757721","display_name":"University of Piraeus","ror":"https://ror.org/02qs84g94","country_code":"GR","type":"education","lineage":["https://openalex.org/I154757721"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Achilleas Papageorgiou","raw_affiliation_strings":["Department of Informatics, University of Piraeus"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Piraeus","institution_ids":["https://openalex.org/I154757721"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067301270","display_name":"Constantinos Patsakis","orcid":"https://orcid.org/0000-0002-4460-9331"},"institutions":[{"id":"https://openalex.org/I154757721","display_name":"University of Piraeus","ror":"https://ror.org/02qs84g94","country_code":"GR","type":"education","lineage":["https://openalex.org/I154757721"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Constantinos Patsakis","raw_affiliation_strings":["Department of Informatics, University of Piraeus"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Piraeus","institution_ids":["https://openalex.org/I154757721"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5084954367"],"corresponding_institution_ids":["https://openalex.org/I154757721"],"apc_list":null,"apc_paid":null,"fwci":0.4285,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.80220315,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"18","issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9998999834060669,"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/T10237","display_name":"Cryptography and Data Security","score":0.9998999834060669,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998000264167786,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9993000030517578,"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":0.8458534479141235},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.7381945848464966},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.6123664975166321},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.599407970905304},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5278465747833252},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.49000921845436096},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.48723116517066956},{"id":"https://openalex.org/keywords/ideal","display_name":"Ideal (ethics)","score":0.4552657902240753},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.4332415759563446},{"id":"https://openalex.org/keywords/personally-identifiable-information","display_name":"Personally identifiable information","score":0.42833709716796875},{"id":"https://openalex.org/keywords/user-information","display_name":"User information","score":0.41221725940704346},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.40246206521987915},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.3901166021823883},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.35978251695632935}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8458534479141235},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.7381945848464966},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.6123664975166321},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.599407970905304},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5278465747833252},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.49000921845436096},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.48723116517066956},{"id":"https://openalex.org/C2776639384","wikidata":"https://www.wikidata.org/wiki/Q840396","display_name":"Ideal (ethics)","level":2,"score":0.4552657902240753},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.4332415759563446},{"id":"https://openalex.org/C169093310","wikidata":"https://www.wikidata.org/wiki/Q3702971","display_name":"Personally identifiable information","level":2,"score":0.42833709716796875},{"id":"https://openalex.org/C2777622855","wikidata":"https://www.wikidata.org/wiki/Q7901844","display_name":"User information","level":3,"score":0.41221725940704346},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.40246206521987915},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.3901166021823883},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.35978251695632935},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iisa.2016.7785379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iisa.2016.7785379","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 7th International Conference on Information, Intelligence, Systems & Applications (IISA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1554153316","https://openalex.org/W1675339804","https://openalex.org/W1694136297","https://openalex.org/W2003662249","https://openalex.org/W2017278548","https://openalex.org/W2019586918","https://openalex.org/W2026201826","https://openalex.org/W2036291088","https://openalex.org/W2070762449","https://openalex.org/W2074013628","https://openalex.org/W2087956506","https://openalex.org/W2088722149","https://openalex.org/W2109134141","https://openalex.org/W2120571300","https://openalex.org/W2124558600","https://openalex.org/W2130315691","https://openalex.org/W2145065594","https://openalex.org/W2211004987","https://openalex.org/W2950044438","https://openalex.org/W6679457272","https://openalex.org/W6734414832"],"related_works":["https://openalex.org/W2772628444","https://openalex.org/W1484355083","https://openalex.org/W4220714703","https://openalex.org/W2098758514","https://openalex.org/W2735929803","https://openalex.org/W3008845055","https://openalex.org/W2170391450","https://openalex.org/W4376854386","https://openalex.org/W2202724490","https://openalex.org/W2508671622"],"abstract_inverted_index":{"Providing":[0],"users":[1],"with":[2,58],"a":[3,39,87],"lot":[4,88],"of":[5,28,74,89,131],"information":[6,29,92],"might":[7],"sound":[8],"ideal":[9],"in":[10],"many":[11,101],"scenarios,":[12],"nonetheless,":[13],"this":[14,67,84,119],"may":[15],"often":[16],"be":[17,33,94],"very":[18],"annoying":[19],"for":[20,45],"the":[21,26,36,72,75,77,80,97,132,141,144,152],"end":[22],"user.":[23],"To":[24,106],"limit":[25],"amount":[27],"that":[30,41,100],"has":[31],"to":[32,38,55,82,96,104,136,139,151],"processed":[34],"by":[35],"user,":[37],"set":[40],"is":[42],"more":[43],"relevant":[44],"his":[46],"needs,":[47],"most":[48],"service":[49],"providers":[50],"use":[51],"recommender":[52],"systems.":[53],"Undoubtedly,":[54],"provide":[56],"someone":[57],"proper":[59],"recommendations,":[60],"one":[61],"needs":[62],"some":[63],"background":[64,85],"knowledge":[65],"about":[66],"individual.":[68],"Nonetheless,":[69],"depending":[70],"on":[71],"nature":[73],"query,":[76],"database":[78],"and":[79,143],"means":[81],"acquire":[83],"knowledge,":[86],"sensitive":[90],"user":[91],"can":[93],"leaked":[95],"system,":[98],"something":[99],"companies":[102],"try":[103],"monetize.":[105],"address":[107],"such":[108],"privacy":[109,111,138],"issues,":[110],"preserving":[112],"recommendation":[113],"systems":[114],"have":[115],"been":[116],"developed.":[117],"In":[118],"work":[120],"we":[121],"introduce":[122],"an":[123],"efficient":[124],"collaborative":[125],"filtering":[126],"system":[127],"which":[128],"uses":[129],"state":[130],"art":[133],"encryption":[134],"primitives":[135],"offer":[137],"both":[140],"server":[142],"client,":[145],"while":[146],"simultaneously":[147],"providing":[148],"quality":[149],"recommendations":[150],"latter.":[153]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}