{"id":"https://openalex.org/W2952673156","doi":"https://doi.org/10.1109/tit.2019.2955053","title":"Private Information Retrieval in Graph-Based Replication Systems","display_name":"Private Information Retrieval in Graph-Based Replication Systems","publication_year":2019,"publication_date":"2019-11-22","ids":{"openalex":"https://openalex.org/W2952673156","doi":"https://doi.org/10.1109/tit.2019.2955053","mag":"2952673156"},"language":"en","primary_location":{"id":"doi:10.1109/tit.2019.2955053","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2019.2955053","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Theory","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1812.01566","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048888817","display_name":"Netanel Raviv","orcid":"https://orcid.org/0000-0002-1686-1994"},"institutions":[{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]},{"id":"https://openalex.org/I204465549","display_name":"Washington University in St. Louis","ror":"https://ror.org/01yc7t268","country_code":"US","type":"education","lineage":["https://openalex.org/I204465549"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Netanel Raviv","raw_affiliation_strings":["Department of Computer Science and Engineering, Washington University in St. Louis, St. Louis, USA","Department of Electrical Engineering, California Institute of Technology, Pasadena, USA","[Department of Electrical Engineering, California Institute of Technology, Pasadena, CA, USA.]"],"raw_orcid":"https://orcid.org/0000-0002-1686-1994","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Washington University in St. Louis, St. Louis, USA","institution_ids":["https://openalex.org/I204465549"]},{"raw_affiliation_string":"Department of Electrical Engineering, California Institute of Technology, Pasadena, USA","institution_ids":["https://openalex.org/I122411786"]},{"raw_affiliation_string":"[Department of Electrical Engineering, California Institute of Technology, Pasadena, CA, USA.]","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085150941","display_name":"Itzhak Tamo","orcid":"https://orcid.org/0000-0002-8000-0419"},"institutions":[{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Itzhak Tamo","raw_affiliation_strings":["Department of Electrical Engineering\u2014Systems, Tel-Aviv University, Tel-Aviv, Israel","Dept. of Electrical Engineering-Systems, Tel Aviv University, Tel Aviv, Israel"],"raw_orcid":"https://orcid.org/0000-0002-8000-0419","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering\u2014Systems, Tel-Aviv University, Tel-Aviv, Israel","institution_ids":["https://openalex.org/I16391192"]},{"raw_affiliation_string":"Dept. of Electrical Engineering-Systems, Tel Aviv University, Tel Aviv, Israel","institution_ids":["https://openalex.org/I16391192"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021586372","display_name":"Eitan Yaakobi","orcid":"https://orcid.org/0000-0002-9851-5234"},"institutions":[{"id":"https://openalex.org/I174306211","display_name":"Technion \u2013 Israel Institute of Technology","ror":"https://ror.org/03qryx823","country_code":"IL","type":"education","lineage":["https://openalex.org/I174306211"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Eitan Yaakobi","raw_affiliation_strings":["Department of Computer Science, Technion\u2014Israel Institute of Technology, Haifa, Israel","Department of Computer Science, Technion \u2014 Israel, Institute of Technology, Haifa, Israel"],"raw_orcid":"https://orcid.org/0000-0002-9851-5234","affiliations":[{"raw_affiliation_string":"Department of Computer Science, Technion\u2014Israel Institute of Technology, Haifa, Israel","institution_ids":["https://openalex.org/I174306211"]},{"raw_affiliation_string":"Department of Computer Science, Technion \u2014 Israel, Institute of Technology, Haifa, Israel","institution_ids":["https://openalex.org/I174306211"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.6034,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.90557592,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"66","issue":"6","first_page":"3590","last_page":"3602"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10237","display_name":"Cryptography and Data Security","score":0.9983000159263611,"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/T11478","display_name":"Caching and Content Delivery","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.7579919099807739},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5081624984741211},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.48679420351982117},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.46113622188568115},{"id":"https://openalex.org/keywords/private-information-retrieval","display_name":"Private information retrieval","score":0.4607153832912445},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4473174214363098},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.33356261253356934},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21296179294586182},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.12078720331192017}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7579919099807739},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5081624984741211},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.48679420351982117},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.46113622188568115},{"id":"https://openalex.org/C99221444","wikidata":"https://www.wikidata.org/wiki/Q1532069","display_name":"Private information retrieval","level":2,"score":0.4607153832912445},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4473174214363098},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.33356261253356934},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21296179294586182},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.12078720331192017},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/tit.2019.2955053","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2019.2955053","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Theory","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1812.01566","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1812.01566","pdf_url":"https://arxiv.org/pdf/1812.01566","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"mag:2952673156","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1812.01566v2","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"pmh:oai:authors.library.caltech.edu:104051","is_oa":false,"landing_page_url":"https://authors.library.caltech.edu/104051/","pdf_url":null,"source":{"id":"https://openalex.org/S4306402161","display_name":"CaltechAUTHORS (California Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I122411786","host_organization_name":"California Institute of Technology","host_organization_lineage":["https://openalex.org/I122411786"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"doi:10.48550/arxiv.1812.01566","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1812.01566","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1812.01566","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1812.01566","pdf_url":"https://arxiv.org/pdf/1812.01566","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.4000000059604645,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G2518451108","display_name":null,"funder_award_id":"1817/18","funder_id":"https://openalex.org/F4320322252","funder_display_name":"Israel Science Foundation"},{"id":"https://openalex.org/G2877989186","display_name":null,"funder_award_id":"1030/15","funder_id":"https://openalex.org/F4320322252","funder_display_name":"Israel Science Foundation"},{"id":"https://openalex.org/G8158142504","display_name":null,"funder_award_id":"NSF-BSF 2015814","funder_id":"https://openalex.org/F4320322252","funder_display_name":"Israel Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320309398","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055"},{"id":"https://openalex.org/F4320322252","display_name":"Israel Science Foundation","ror":"https://ror.org/04sazxf24"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W411845244","https://openalex.org/W1936023376","https://openalex.org/W1986070285","https://openalex.org/W1999115197","https://openalex.org/W2007725949","https://openalex.org/W2033498419","https://openalex.org/W2105537253","https://openalex.org/W2120770247","https://openalex.org/W2150307013","https://openalex.org/W2157884610","https://openalex.org/W2260085643","https://openalex.org/W2293231900","https://openalex.org/W2345668313","https://openalex.org/W2524023279","https://openalex.org/W2525895926","https://openalex.org/W2536862651","https://openalex.org/W2549939309","https://openalex.org/W2584331985","https://openalex.org/W2593599278","https://openalex.org/W2599749253","https://openalex.org/W2613496859","https://openalex.org/W2755660671","https://openalex.org/W2768296645","https://openalex.org/W2782778200","https://openalex.org/W2784057441","https://openalex.org/W2962918971","https://openalex.org/W2963413537","https://openalex.org/W2964015492","https://openalex.org/W2964083411","https://openalex.org/W2964177287","https://openalex.org/W2964259813","https://openalex.org/W3105958450","https://openalex.org/W3145128584","https://openalex.org/W4235946010","https://openalex.org/W6614168288","https://openalex.org/W6704558675","https://openalex.org/W6727770373","https://openalex.org/W6727961671","https://openalex.org/W6751175448","https://openalex.org/W6757610338","https://openalex.org/W6761792372","https://openalex.org/W6765898487"],"related_works":["https://openalex.org/W2962692592","https://openalex.org/W2549939309","https://openalex.org/W2887081391","https://openalex.org/W2808769206","https://openalex.org/W2774968492","https://openalex.org/W2599749253","https://openalex.org/W2963413537","https://openalex.org/W2963246398","https://openalex.org/W2802001504","https://openalex.org/W2768218911","https://openalex.org/W3105958450","https://openalex.org/W2963778357","https://openalex.org/W2531251918","https://openalex.org/W2963898134","https://openalex.org/W2799757550","https://openalex.org/W2593599278","https://openalex.org/W2073346043","https://openalex.org/W2007725949","https://openalex.org/W2584331985","https://openalex.org/W2536862651"],"abstract_inverted_index":{"In":[0,69,88],"a":[1,7,11,14,52,85,123,163,187],"Private":[2],"Information":[3],"Retrieval":[4],"(PIR)":[5],"protocol,":[6],"user":[8],"can":[9],"download":[10],"file":[12,22,38,73],"from":[13,130,167],"database":[15],"without":[16],"revealing":[17],"the":[18,21,34,37,45,110,116,134,140,154],"identity":[19,35],"of":[20,36,44,105,142,157,165,189],"to":[23,84,179,184],"each":[24,72],"individual":[25],"server.":[26],"A":[27],"PIR":[28,155,200],"protocol":[29],"is":[30,51,56,74,108,122,151,160],"called":[31],"t-private":[32],"if":[33,42],"remains":[39],"concealed":[40],"even":[41],"t":[43],"servers":[46],"collude.":[47],"Graph":[48],"based":[49,99,191],"replication":[50,100,181,192],"simple":[53],"technique,":[54],"which":[55,113,126],"prevalent":[57],"in":[58,66,97,115,133,139,202],"both":[59],"theory":[60],"and":[61,136,183,198],"practice,":[62],"for":[63,171],"achieving":[64],"robustness":[65],"storage":[67,80,196],"systems.":[68,101],"this":[70,89,106,158],"technique":[71],"replicated":[75],"on":[76],"two":[77,166],"or":[78],"more":[79],"servers,":[81],"giving":[82],"rise":[83],"(hyper-)graph":[86],"structure.":[87],"paper":[90],"we":[91,175],"study":[92],"private":[93],"information":[94],"retrieval":[95],"protocols":[96],"graph":[98,190],"The":[102],"main":[103,120],"interest":[104],"work":[107],"understanding":[109],"collusion":[111],"structures":[112],"emerge":[114],"underlying":[117],"graph.":[118],"Our":[119],"contribution":[121],"2-replication":[124],"scheme":[125,159],"guarantees":[127,137],"perfect":[128],"privacy":[129],"acyclic":[131],"sets":[132],"graph,":[135],"partial-privacy":[138],"presence":[141],"cycles.":[143],"Furthermore,":[144],"by":[145],"providing":[146],"an":[147],"upper":[148],"bound,":[149],"it":[150],"shown":[152],"that":[153,193],"rate":[156,201],"at":[161],"most":[162],"factor":[164],"its":[168],"optimal":[169],"value":[170],"regular":[172],"graphs.":[173],"Lastly,":[174],"extend":[176],"our":[177],"results":[178],"larger":[180,199],"factors":[182],"graph-based":[185],"coding,":[186],"generalization":[188],"induces":[194],"smaller":[195],"overhead":[197],"many":[203],"cases.":[204]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":8}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
