Fundamental limits of caching for demand privacy against colluding users

Q Yan, D Tuninetti - IEEE Journal on Selected Areas in …, 2021 - ieeexplore.ieee.org
This article investigates the problem of demand privacy against colluding users for shared-
link coded caching systems, where no subset of users can learn any information about the …

A fundamental storage-communication tradeoff for distributed computing with straggling nodes

Q Yan, M Wigger, S Yang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Placement delivery arrays for distributed computing (Comp-PDAs) have recently been
proposed as a framework to construct universal computing schemes for MapReduce-like …

Multiaccess coded caching with private demands

K Wan, M Cheng, D Liang… - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
Hachem et al. formulated a multiaccess coded caching model which consists of a central
server connected to K users via an error-free shared link, and K cache-nodes. Each cache …

On the fundamental limits of cache-aided multiuser private information retrieval

X Zhang, K Wan, H Sun, M Ji… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We consider the problem of cache-aided Multiuser Private Information Retrieval (MuPIR)
which is an extension of the single-user cache-aided PIR problem to the case of multiple …

Robust, private and secure cache-aided scalar linear function retrieval from coded servers

Q Yan, D Tuninetti - IEEE Journal on Selected Areas in …, 2022 - ieeexplore.ieee.org
This work investigates a system where each user aims to retrieve a scalar linear function of
the files of a library, which are Maximum Distance Separable coded and stored at multiple …

Fundamental limits of demand-private coded caching

C Gurjarpadhye, J Ravi, S Kamath… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
We consider the coded caching problem with an additional privacy constraint that a user
should not get any information about the demands of the other users. We first show that a …

Demand-private coded caching and the exact trade-off for N= K= 2

S Kamath, J Ravi, BK Dey - 2020 National Conference on …, 2020 - ieeexplore.ieee.org
The distributed coded caching problem has been studied extensively in the recent past.
While the known coded caching schemes achieve an improved transmission rate, they …

Key superposition simultaneously achieves security and privacy in cache-aided linear function retrieval

Q Yan, D Tuninetti - IEEE Transactions on Information …, 2021 - ieeexplore.ieee.org
This work investigates the problem of cache-aided content Secure and demand Private
Linear Function Retrieval (SP-LFR), where three constraints are imposed on the system:(a) …

Device-to-device private caching with trusted server

K Wan, H Sun, M Ji, D Tuninetti… - ICC 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
In order to preserve the privacy of the users demands from other users, in this paper we
formulate a novel information theoretic Device-to-Device (D2D) private caching model by …

Lifting constructions of PDAs for coded caching with linear subpacketization

VR Aravind, PK Sarvepalli… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Coded caching is a technique where multicasting and coding opportunities are utilized to
achieve better rate-memory tradeoff in cached networks. A crucial parameter in coded …