The Capacity of Private Information Retrieval

In the private information retrieval (PIR) problem, a user wishes to retrieve, as efficiently as possible, one out of K messages from N non-communicating databases (each holds all K messages) while revealing nothing about the identity of the desired message index to any individual database. The info...

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Vydané v:	IEEE transactions on information theory Ročník 63; číslo 7; s. 4075 - 4088
Hlavní autori:	Hua Sun, Jafar, Syed Ali
Médium:	Journal Article
Jazyk:	English
Vydavateľské údaje:	New York IEEE 01.07.2017 The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
Predmet:	Capacity Communication Data privacy Distributed databases Encoding Indexes Information retrieval Information theory Messages private information retrieval Upper bound
ISSN:	0018-9448, 1557-9654
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