84 citations · 220 across the 21 of their papers we have counts for
5 papers · 1 filter
Age of Changed Information: Content-Aware Status Updating in the Internet of Things
Xijun Wang, Wenrui Lin, Chao Xu +2
In Internet of Things (IoT), the freshness of status updates is crucial for mission-critical applications. In this regard, it is suggested to quantify the freshness of updates by u…
When to Preprocess? Keeping Information Fresh for Computing Enable Internet of Things
Xijun Wang, Minghao Fang, Chao Xu +4
Age of information (AoI), a notion that measures the information freshness, is an essential performance measure for time-critical applications in Internet of Things (IoT). With the…
Optimal Status Update for Caching Enabled IoT Networks: A Dueling Deep R-Network Approach
Chao Xu, Yiping Xie, Xijun Wang +3
In the Internet of Things (IoT) networks, caching is a promising technique to alleviate energy consumption of sensors by responding to users' data requests with the data packets ca…
Optimizing the Long-Term Average Reward for Continuing MDPs: A Technical Report
Chao Xu, Yiping Xie, Xijun Wang +3
Recently, we have struck the balance between the information freshness, in terms of age of information (AoI), experienced by users and energy consumed by sensors, by appropriately…
Optimizing Age of Information in Random-Access Poisson Networks
Xinghua Sun, Fangming Zhao, Howard H. Yang +3
Timeliness is an emerging requirement for many Internet of Things (IoT) applications. In IoT networks, where a large-number of nodes are distributed, severe interference may incur…