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Related papers: Scheduling Policies in a Multi-Source Status Updat…

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We consider a multicast scenario involving an ad hoc network of co-channel MIMO nodes in which a source node attempts to share a streaming message with all nodes in the network via some pre-defined multi-hop routing tree. The message is…

Information Theory · Computer Science 2012-01-04 Feng Jiang , Jianqi Wang , A. Lee Swindlehurst

Hosting diverse large language model workloads in a unified resource pool through co-location is cost-effective. For example, long-running chat services generally follow diurnal traffic patterns, which inspire co-location of batch jobs to…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-11-19 Ping Zhang , Lei Su , Jinjie Yang , Xin Chen

Age of Information (AoI), which measures the time elapsed since the generation of the last received packet at the destination, is a new metric for real-time status update tracking applications. In this paper, we consider a status-update…

Information Theory · Computer Science 2022-02-15 Jianhang Zhu , Jie Gong

This paper presents resource management techniques for allocating communication and computational resources in a distributed stream processing platform. The platform is designed to exploit the synergy of two classes of network connections…

Distributed, Parallel, and Cluster Computing · Computer Science 2009-03-25 Shah Asaduzzaman , Muthucumaru Maheswaran

This paper studies the user scheduling problem in a multiuser multiple-input multi-output (MIMO) status update system, in which multiple single-antenna devices aim to send their latest statuses to a multiple-antenna information-fusion…

Information Theory · Computer Science 2020-02-19 He Chen , Qian Wang , Zheng Dong , Ning Zhang

Many systems necessitate frequent and consistent updates of a specific information. Often this information is updated regularly, where an old packet becomes completely obsolete in the presence of a new packet. In this context, we consider a…

Information Theory · Computer Science 2023-10-04 Shiksha Singhal , Veeraruna Kavitha , Vidya Shankar

We study the trade-off between Age of Information (AoI) and maximal leakage (MaxL) in discrete-time status updating systems. A source generates time-stamped update packets that are processed by a server that delivers them to a monitor. An…

Systems and Control · Electrical Eng. & Systems 2025-12-16 Nitya Sathyavageeswaran , Anand D. Sarwate , Narayan B. Mandayam , Roy D. Yates

We study the scheduling problem for a multi-source single-server generate-at-will (GAW) status update system with sources having heterogeneous service times and weights, with the goal of minimizing the weighted sum age of information (AoI).…

Information Theory · Computer Science 2024-08-15 Ege Orkun Gamgam , Nail Akar , Sennur Ulukus

In this paper, we consider a hierarchical distributed multi-task learning (MTL) system where distributed users wish to jointly learn different models orchestrated by a central server with the help of a layer of multiple relays. Since the…

Information Theory · Computer Science 2022-12-19 Haoyang Hu , Songze Li , Minquan Cheng , Youlong Wu

This work explores systems where source updates require multiple sequential processing steps. We model and analyze the Age of Information (AoI) performance of various system designs under both parallel and series server setups. In parallel…

Information Theory · Computer Science 2024-12-02 Vishakha Ramani , Ivan Seskar , Roy D. Yates

A status updating system is considered in which multiple processes are sampled and transmitted through a shared channel. Each process has its dedicated server that processes its samples before time stamping them for transmission. Time…

Information Theory · Computer Science 2025-04-09 Md Nurul Absar Siddiky , Ahmed Arafa

We consider the problem of minimizing age in a multihop wireless network. There are multiple source-destination pairs, transmitting data through multiple wireless channels, over multiple hops. We propose a network control policy which…

Networking and Internet Architecture · Computer Science 2019-09-17 Ashok Krishnan K. S. , Vinod Sharma

We consider a multi-source hybrid automatic repeat request (HARQ) based system, where a transmitter sends status update packets of random arrival (i.e., uncontrollable sampling) and generate-atwill (i.e., controllable sampling) sources to a…

Systems and Control · Electrical Eng. & Systems 2022-07-20 Saeid Sadeghi Vilni , Mohammad Moltafet , Markus Leinonen , Marian Codreanu

We study age-agnostic scheduling in a non-preemptive status update system with two sources sending time-stamped information packets at random instances to a common monitor through a single server. The server is equipped with a waiting room…

Information Theory · Computer Science 2021-10-22 Nail Akar , Ezhan Karasan

A status updating system is considered in which multiple data sources generate packets to be delivered to a destination through a shared energy harvesting sensor. Only one source's data, when available, can be transmitted by the sensor at a…

Information Theory · Computer Science 2021-09-16 Christopher Daniel , Ahmed Arafa

Scheduling the transmission of time-sensitive data to multiple users over error-prone communication channels is studied with the goal of minimizing the long-term average age of information (AoI) at the users under a constraint on the…

Machine Learning · Computer Science 2018-06-04 Elif Tuğçe Ceran , Deniz Gündüz , András György

Information-theoretic arguments focus on modeling the reliability of information transmission, assuming availability of infinite data at sources, thus ignoring randomness in message generation times at the respective sources. However, in…

Networking and Internet Architecture · Computer Science 2009-09-29 K. C. V. Kalyanarama Sesha Sayee

This paper studies the age of information (AoI) on an information updating system such that multiple sources share one server to process packets of updated information. In such systems, packets from different sources compete for the server,…

Performance · Computer Science 2020-09-24 Yukang Jiang , Kiichi Tokuyama , Yuichiro Wada , Moeko Yajima

In this paper, we consider a status updating system where the transmitter sends status updates of the signal it monitors to the destination through a rate-limited link. We consider the scenario where the status of the monitored signal only…

Information Theory · Computer Science 2020-03-03 Chenghao Deng , Jing Yang , Changyong Pan

We study {\em routing} and {\em scheduling} in packet-switched networks. We assume an adversary that controls the injection time, source, and destination for each packet injected. A set of paths for these packets is {\em admissible} if no…

Networking and Internet Architecture · Computer Science 2007-05-23 Matthew Andrews , Antonio Fernandez , Ashish Goel , Lisa Zhang