5 papers
Blind Interference Alignment for MapReduce: Exploiting Side-information with Reconfigurable Antennas
Yuxiang Lu, Syed A. Jafar
In order to explore how blind interference alignment (BIA) schemes may take advantage of side-information in computation tasks, we study the degrees of freedom (DoF) of a user…
Quantum -Secure -Private Information Retrieval From MDS Coded Storage With Unresponsive and Byzantine Servers
Yuxiang Lu, Syed A. Jafar
A communication-efficient protocol is introduced over a many-to-one quantum network for Q-E-B-MDS-X-TPIR, i.e., quantum private information retrieval with MDS--secure storage an…
On the Capacity of Secure -user Product Computation over a Quantum MAC
Yuxiang Lu, Yuhang Yao, Syed A. Jafar
Inspired by recent work by Christensen and Popovski on secure -user product computation for finite-fields of prime-order over a quantum multiple access channel, the generalizati…
Quantum Cross Subspace Alignment Codes via the -sum Box Abstraction
Yuxiang Lu, Syed Ali Jafar
Cross-subspace alignment (CSA) codes are used in various private information retrieval (PIR) schemes (e.g., with secure storage) and in secure distributed batch matrix multiplicati…
-Sum Box: An Abstraction for Linear Computation over Many-to-one Quantum Networks
Matteo Allaix, Yuxiang Lu, Yuhang Yao +3
Linear computations over quantum many-to-one communication networks offer opportunities for communication cost improvements through schemes that exploit quantum entanglement among…