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08/29/2023
Sampling for Remote Estimation of an Ornstein-Uhlenbeck Process through Channel with Unknown Delay Statistics
In this paper, we consider sampling an Ornstein-Uhlenbeck (OU) process t...
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07/16/2022
Sampling of the Wiener Process for Remote Estimation over a Channel with Unknown Delay Statistics
In this paper, we study an online sampling problem of the Wiener process...
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02/27/2022
Age Optimal Sampling Under Unknown Delay Statistics
This paper revisits the problem of sampling and transmitting status upda...
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12/20/2021
Sending Timely Status Updates through Channel with Random Delay via Online Learning
In this work, we study a status update system with a source node sending...
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12/09/2021
Tradeoff between Diversity and Multiplexing Gains in Block Fading Optical Wireless Channels
The diversity-multiplexing tradeoff (DMT) provides a fundamental perform...
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08/22/2021
Joint Link Rate Selection and Channel State Change Detection in Block-Fading Channels
In this work, we consider the problem of transmission rate selection for...
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06/30/2021
On the Generative Utility of Cyclic Conditionals
We study whether and how can we model a joint distribution p(x,z) using ...
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10/09/2020
Cache Updating Strategy Minimizing the Age of Information with Time-Varying Files' Popularities
We consider updating strategies for a local cache which downloads time-s...
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09/28/2020
Delay Optimal Cross-Layer Scheduling Over Markov Channels with Power Constraint
We consider a scenario where a power constrained transmitter delivers ra...
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12/11/2019
Minimizing Age of Information with Power Constraints: Opportunistic Scheduling in Multi-State Time-Varying Networks
This work is motivated by the need of collecting fresh data from power-c...
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10/06/2019
Optimizing Data Freshness in Time-Varying Wireless Networks with Imperfect Channel State
We consider a scenario where a base station (BS) attempts to collect fre...
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09/12/2019
Age of Information Aware Cache Updating with File- and Age-Dependent Update Durations
We consider a system consisting of a library of time-varying files, a se...
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08/04/2019
Scheduling to Minimize Age of Information in Multi-State Time-Varying Networks with Power Constraints
In this paper, we study how to collect fresh data in time-varying networ...
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07/17/2019