{"id":"https://openalex.org/W2962944871","doi":"https://doi.org/10.1109/isit.2017.8006858","title":"Private information retrieval from MDS coded data with colluding servers: Settling a conjecture by Freij-Hollanti et al","display_name":"Private information retrieval from MDS coded data with colluding servers: Settling a conjecture by Freij-Hollanti et al","publication_year":2017,"publication_date":"2017-06-01","ids":{"openalex":"https://openalex.org/W2962944871","doi":"https://doi.org/10.1109/isit.2017.8006858","mag":"2962944871"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2017.8006858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2017.8006858","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Information Theory (ISIT)","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/A5016951190","display_name":"Hua Sun","orcid":"https://orcid.org/0000-0001-8777-7987"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Hua Sun","raw_affiliation_strings":["Center for Pervasive Communications and Computing (CPCC), University of California Irvine, Irvine, CA"],"affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing (CPCC), University of California Irvine, Irvine, CA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049553679","display_name":"Syed A. Jafar","orcid":"https://orcid.org/0000-0003-2038-2977"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Syed A. Jafar","raw_affiliation_strings":["Center for Pervasive Communications and Computing (CPCC), University of California Irvine, Irvine, CA"],"affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing (CPCC), University of California Irvine, Irvine, CA","institution_ids":["https://openalex.org/I204250578"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5016951190"],"corresponding_institution_ids":["https://openalex.org/I204250578"],"apc_list":null,"apc_paid":null,"fwci":1.3651,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.86619622,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1893","last_page":"1897"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9902999997138977,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9772999882698059,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/conjecture","display_name":"Conjecture","score":0.7770020961761475},{"id":"https://openalex.org/keywords/counterexample","display_name":"Counterexample","score":0.7231563329696655},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5203685164451599},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.500659704208374},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4852471351623535},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.44597792625427246},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.40935268998146057},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3948379158973694},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.38389819860458374},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3643845319747925},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32456082105636597},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.21938276290893555},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.17981520295143127}],"concepts":[{"id":"https://openalex.org/C2780990831","wikidata":"https://www.wikidata.org/wiki/Q319141","display_name":"Conjecture","level":2,"score":0.7770020961761475},{"id":"https://openalex.org/C162838799","wikidata":"https://www.wikidata.org/wiki/Q596077","display_name":"Counterexample","level":2,"score":0.7231563329696655},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5203685164451599},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.500659704208374},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4852471351623535},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.44597792625427246},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.40935268998146057},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3948379158973694},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.38389819860458374},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3643845319747925},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32456082105636597},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.21938276290893555},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.17981520295143127}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2017.8006858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2017.8006858","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Information Theory (ISIT)","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":6,"referenced_works":["https://openalex.org/W2565803816","https://openalex.org/W2768218911","https://openalex.org/W2963175488","https://openalex.org/W2963413537","https://openalex.org/W2963792721","https://openalex.org/W4298355755"],"related_works":["https://openalex.org/W4309222106","https://openalex.org/W2012590989","https://openalex.org/W4385681624","https://openalex.org/W4240581084","https://openalex.org/W2952569802","https://openalex.org/W2049141591","https://openalex.org/W2950489642","https://openalex.org/W1734188852","https://openalex.org/W4297939726","https://openalex.org/W4298858221"],"abstract_inverted_index":{"A":[0,39],"(K,":[1,140],"N,":[2,141],"T,":[3,142],"K":[4,17,31,91,143],"<sub":[5,32,92,144],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[6,33,93,145],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">c</sub>":[7,34,94,146],")":[8,35,147],"instance":[9],"of":[10,16,63,74,79,101],"the":[11,55,72,77,85,125,138,154,158],"MDS-TPIR":[12,80],"problem":[13],"is":[14,25,81,104,127],"comprised":[15],"messages":[18],"and":[19,112],"N":[20],"distributed":[21],"servers.":[22,67],"Each":[23],"message":[24,57],"separately":[26],"encoded":[27],"through":[28],"an":[29],"(N,":[30],"MDS":[36],"storage":[37],"code.":[38],"user":[40],"wishes":[41],"to":[42,59,65,96],"retrieve":[43],"one":[44],"message,":[45],"as":[46,48,131],"efficiently":[47],"possible,":[49],"while":[50],"revealing":[51],"no":[52],"information":[53],"about":[54],"desired":[56],"index":[58],"any":[60],"colluding":[61],"set":[62],"up":[64],"T":[66,89],"The":[68,99],"fundamental":[69],"limit":[70],"on":[71],"efficiency":[73],"retrieval,":[75],"i.e.,":[76],"capacity":[78,118],"known":[82],"only":[83],"at":[84],"extremes":[86],"where":[87],"either":[88],"or":[90],"belongs":[95],"{1,":[97],"N}.":[98],"focus":[100],"this":[102],"work":[103],"a":[105,116,132,134],"recent":[106],"conjecture":[107,126],"by":[108,129],"Freij-Hollanti,":[109],"Gnilke,":[110],"Hollanti":[111],"Karpuk":[113],"which":[114,152],"offers":[115],"general":[117],"expression":[119],"for":[120,137],"MDS-TPIR.":[121],"We":[122],"prove":[123],"that":[124],"false":[128],"presenting":[130],"counterexample":[133],"PIR":[135],"scheme":[136],"setting":[139],"=":[148],"(2,4,":[149],"2,":[150],"2),":[151],"achieves":[153],"rate":[155],"3/5,":[156],"exceeding":[157],"conjectured":[159],"capacity,":[160],"4/7.":[161]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}