803 citations · 2.6k across the 256 of their papers we have counts for
21 papers · 1 filter
Private Information Retrieval from Non-Replicated Databases
Karim Banawan, Sennur Ulukus
We consider the problem of private information retrieval (PIR) of a single message out of messages from non-colluding and non-replicated databases. Different from the major…
Age of Information in Multihop Multicast Networks
Baturalp Buyukates, Alkan Soysal, Sennur Ulukus
We consider the age of information in a multihop multicast network where there is a single source node sending time-sensitive updates to end nodes, and denotes the number…
Minimizing Age of Information with Soft Updates
Melih Bastopcu, Sennur Ulukus
We consider an information updating system where an information provider and an information receiver engage in an update process over time. Different from the existing literature w…
Scheduling a Human Channel
Melih Bastopcu, Sennur Ulukus
We consider a system where a human operator processes a sequence of tasks that are similar in nature under a total time constraint. In these systems, the performance of the operato…
Timely Updates in Energy Harvesting Two-hop Networks: Offline and Online Policies
Ahmed Arafa, Sennur Ulukus
A two-hop energy harvesting communication network is considered, in which measurement updates are transmitted by a source to a destination through an intermediate relay. Updates ar…
The Capacity of Private Information Retrieval from Decentralized Uncoded Caching Databases
Yi-Peng Wei, Batuhan Arasli, Karim Banawan +1
We consider the private information retrieval (PIR) problem from decentralized uncoded caching databases. There are two phases in our problem setting, a caching phase, and a retrie…