Search Results for author: Matteo Allaix

Found 4 papers, 0 papers with code

Quantum Private Information Retrieval from Coded Storage Systems

no code implementations10 Dec 2023 Matteo Allaix

In this thesis we consider the QPIR setting where the queries and the coded storage systems are classical, while the responses from the servers are quantum.

Information Retrieval Retrieval

On the Capacity of Quantum Private Information Retrieval from MDS-Coded and Colluding Servers

no code implementations28 Jun 2021 Matteo Allaix, Seunghoan Song, Lukas Holzbaur, Tefjol Pllaha, Masahito Hayashi, Camilla Hollanti

A general statement on the converse bound for QPIR with coded and colluding servers is derived showing that the capacities of stabilizer QPIR and dimension-squared QPIR induced from any class of PIR are upper bounded by twice the classical capacity of the respective PIR class.

Information Retrieval Retrieval

High-Rate Quantum Private Information Retrieval with Weakly Self-Dual Star Product Codes

no code implementations4 Feb 2021 Matteo Allaix, Lukas Holzbaur, Tefjol Pllaha, Camilla Hollanti

In the classical private information retrieval (PIR) setup, a user wants to retrieve a file from a database or a distributed storage system (DSS) without revealing the file identity to the servers holding the data.

Information Retrieval Retrieval

Quantum Private Information Retrieval from Coded and Colluding Servers

no code implementations16 Jan 2020 Matteo Allaix, Lukas Holzbaur, Tefjol Pllaha, Camilla Hollanti

In the classical private information retrieval (PIR) setup, a user wants to retrieve a file from a database or a distributed storage system (DSS) without revealing the file identity to the servers holding the data.

Information Retrieval Retrieval

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