{"id":"https://openalex.org/W4313462068","doi":"https://doi.org/10.1145/3571306.3571400","title":"Distributed Data Minimization for Decentralized Collaborative Filtering Systems","display_name":"Distributed Data Minimization for Decentralized Collaborative Filtering Systems","publication_year":2023,"publication_date":"2023-01-03","ids":{"openalex":"https://openalex.org/W4313462068","doi":"https://doi.org/10.1145/3571306.3571400"},"language":"en","primary_location":{"id":"doi:10.1145/3571306.3571400","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3571306.3571400","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 24th International Conference on Distributed Computing and Networking","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/A5031031250","display_name":"Tobias Eichinger","orcid":"https://orcid.org/0000-0002-8351-2823"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Tobias Eichinger","raw_affiliation_strings":["Service-centric Networking, Technische Universit\u00e4t Berlin, Germany"],"raw_orcid":"https://orcid.org/0000-0002-8351-2823","affiliations":[{"raw_affiliation_string":"Service-centric Networking, Technische Universit\u00e4t Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043270200","display_name":"Axel K\u00fcpper","orcid":"https://orcid.org/0000-0002-4356-5613"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Axel K\u00fcpper","raw_affiliation_strings":["Service-centric Networking, Technische Universit\u00e4t Berlin, Germany"],"raw_orcid":"https://orcid.org/0000-0002-4356-5613","affiliations":[{"raw_affiliation_string":"Service-centric Networking, Technische Universit\u00e4t Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5031031250"],"corresponding_institution_ids":["https://openalex.org/I4577782"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.002717,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"140","last_page":"149"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9997000098228455,"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":0.9997000098228455,"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9973000288009644,"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"}},{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9933000206947327,"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/minification","display_name":"Minification","score":0.8140744566917419},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7819958329200745},{"id":"https://openalex.org/keywords/data-collection","display_name":"Data collection","score":0.594292163848877},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.5477119088172913},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.537403404712677},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.5095882415771484},{"id":"https://openalex.org/keywords/data-modeling","display_name":"Data modeling","score":0.47498172521591187},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.4580047130584717},{"id":"https://openalex.org/keywords/distributed-database","display_name":"Distributed database","score":0.43011462688446045},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3980533480644226},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3593694567680359},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.21440166234970093},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.19695770740509033},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.1911468505859375},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0945127010345459}],"concepts":[{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.8140744566917419},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7819958329200745},{"id":"https://openalex.org/C133462117","wikidata":"https://www.wikidata.org/wiki/Q4929239","display_name":"Data collection","level":2,"score":0.594292163848877},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.5477119088172913},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.537403404712677},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.5095882415771484},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.47498172521591187},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.4580047130584717},{"id":"https://openalex.org/C70061542","wikidata":"https://www.wikidata.org/wiki/Q989016","display_name":"Distributed database","level":2,"score":0.43011462688446045},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3980533480644226},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3593694567680359},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.21440166234970093},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.19695770740509033},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.1911468505859375},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0945127010345459},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"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/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3571306.3571400","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3571306.3571400","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 24th International Conference on Distributed Computing and Networking","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1488557840","https://openalex.org/W1511701895","https://openalex.org/W1588965116","https://openalex.org/W1979032146","https://openalex.org/W1987876819","https://openalex.org/W1994860969","https://openalex.org/W2004343447","https://openalex.org/W2016411792","https://openalex.org/W2018646347","https://openalex.org/W2020480318","https://openalex.org/W2052686855","https://openalex.org/W2109134141","https://openalex.org/W2163881971","https://openalex.org/W2245616314","https://openalex.org/W2892700102","https://openalex.org/W2911344305","https://openalex.org/W2967990498","https://openalex.org/W2970567869","https://openalex.org/W2973141328","https://openalex.org/W3004797440","https://openalex.org/W3035707807","https://openalex.org/W3047789363","https://openalex.org/W3099452997","https://openalex.org/W3100893843","https://openalex.org/W3200543535","https://openalex.org/W3200974209","https://openalex.org/W3201463768","https://openalex.org/W4200078325","https://openalex.org/W4250686293","https://openalex.org/W4250893105","https://openalex.org/W4283156265","https://openalex.org/W4290857089"],"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":{"Data":[0],"minimization":[1,90,105,120,132,141,145],"is":[2,59,75],"a":[3,14,65,78,117,143],"legal":[4],"principle":[5],"that":[6,128,171,199],"mandates":[7],"the":[8,21,84,100,110,130,163,172],"limitation":[9],"of":[10,23,45,88,103,112,156,169,175],"personal":[11],"data":[12,58,74,89,104,107,119,131,140,158,176,194,210],"to":[13,19,31,49,98,151],"necessary":[15,153],"minimum":[16,154],"in":[17,36,56,72,93,96,147,162],"order":[18,97],"protect":[20],"privacy":[22,66,101],"individuals.":[24],"In":[25],"this":[26,113],"light,":[27],"we":[28,115],"address":[29],"ourselves":[30],"decentralized":[32,135],"collaborative":[33,53,136],"filtering":[34,54,137],"systems":[35,71,95],"which":[37,57,73,148],"individual":[38],"users":[39,149,161,180,192,200],"interact":[40],"with":[41],"each":[42],"other":[43,160],"instead":[44],"institutional":[46],"recommendation":[47,189],"providers":[48],"obtain":[50],"recommendations.":[51],"Decentralized":[52],"systems,":[55],"distributed":[60,94,118],"over":[61,68],"all":[62,179],"users,":[63],"bear":[64],"benefit":[67],"traditional":[69],"centralized":[70],"kept":[76],"at":[77],"single":[79],"authoritative":[80],"node.":[81],"We":[82,165,196],"propose":[83,116],"first":[85],"formal":[86],"definition":[87],"for":[91,134],"use":[92],"combine":[99],"benefits":[102],"and":[106],"distribution.":[108],"On":[109],"basis":[111],"definition,":[114],"scheme":[121],"based":[122],"on":[123],"Distributed":[124],"Gradient":[125],"Descent":[126],"(DGD)":[127],"solves":[129],"problem":[133,146],"systems.":[138],"Here,":[139],"represents":[142],"collection":[144],"aim":[150],"collect":[152,201],"amounts":[155],"rating":[157],"from":[159],"system.":[164],"find":[166],"by":[167,178],"means":[168],"simulation":[170],"overall":[173],"amount":[174],"collected":[177],"can":[181],"be":[182],"reduced":[183],"significantly":[184],"(>":[185],"14.65%)":[186],"without":[187],"jeopardizing":[188],"performance,":[190],"when":[191,205],"coordinate":[193,209],"collection.":[195,211],"thus":[197],"prove":[198],"unnecessarily":[202],"much":[203],"data,":[204],"they":[206],"do":[207],"not":[208]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
