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20192026
most citedMinimizing the Age of Two Heterogeneous Sources With Packet Drops Via Cyclic Schedulers

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cs.IT2026

The Rate-Distortion-Deception Tradeoff

Semih Akkoc, Sahan Liyanaarachchi, Sennur Ulukus +1

The problem of finding the optimal compression rate for a given random variable has been traditionally studied under two main constraints: distortion and perception. The distortion…

cs.IT2026

Preemption Revisited: Multi-Threshold Preemption Policies for AoI Minimization

Sahan Liyanaarachchi, Sennur Ulukus, Nail Akar

The study of optimal preemption policies for status update systems has been a recurring topic in the age of information (AoI) literature, where threshold-based structures have been…

cs.IT2026

Beyond Martingale Estimators: Structured Estimators for Maximizing Information Freshness in Query-Based Update Systems

Sahan Liyanaarachchi, Sennur Ulukus, Nail Akar

This paper investigates information freshness in a remote estimation system in which the remote information source is a continuous-time Markov chain (CTMC). For such systems, estim…

cs.IT2026

Multi-Stage Structured Estimators for Information Freshness

Sahan Liyanaarachchi, Sennur Ulukus, Nail Akar

Most of the contemporary literature on information freshness solely focuses on the analysis of freshness for martingale estimators, which simply use the most recently received upda…

cs.IT2026

Utilizing the Perceived Age to Maximize Freshness in Query-Based Update Systems

Sahan Liyanaarachchi, Sennur Ulukus, Nail Akar

Query-based sampling has become an increasingly popular technique for monitoring Markov sources in pull-based update systems. However, most of the contemporary literature on this a…

cs.IT2025

Age of Estimates: When to Submit Jobs to a Markov Machine to Maximize Revenue

Sahan Liyanaarachchi, Sennur Ulukus

With the dawn of AI factories ushering a new era of computing supremacy, development of strategies to effectively track and utilize the available computing resources is garnering u…