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Related papers: Age-Memory Trade-off in Read-Copy-Update

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Maintaining a dynamic $k$-core decomposition is an important problem that identifies dense subgraphs in dynamically changing graphs. Recent work by Liu et al. [SPAA 2022] presents a parallel batch-dynamic algorithm for maintaining an…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-01-17 Quanquan C. Liu , Julian Shun , Igor Zablotchi

In this paper, we study an age of information minimization problem, where multiple flows of update packets are sent over multiple servers to their destinations. Two online scheduling policies are proposed. When the packet generation and…

Information Theory · Computer Science 2018-03-09 Yin Sun , Elif Uysal-Biyikoglu , Sastry Kompella

Scheduling of the transmission of status updates over an error-prone communication channel is studied in order to minimize the long-term average age of information (AoI) at the destination, under an average resource constraint at the source…

Information Theory · Computer Science 2018-12-06 Elif Tugce Ceran , Deniz Gunduz , Andras Gyorgy

In the contemporary context of rapid advancements in information technology and the exponential growth of data volume, language models are confronted with significant challenges in effectively navigating the dynamic and ever-evolving…

Information Retrieval · Computer Science 2025-01-14 Yuxin Fan , Yuxiang Wang , Lipeng Liu , Xirui Tang , Na Sun , Zidong Yu

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

We consider a slotted communication system consisting of a source, a cache, a user and a timestomping adversary. The time horizon consists of total $T$ time slots, such that the source transmits update packets to the user directly over…

Information Theory · Computer Science 2023-07-19 Subhankar Banerjee , Priyanka Kaswan , Sennur Ulukus

We consider a status update communication system consisting of a source-destination link. A stochastic process is observed at the source, where samples are extracted at random time instances, and delivered to the destination, thus,…

Networking and Internet Architecture · Computer Science 2019-09-09 Antzela Kosta , Nikolaos Pappas , Anthony Ephremides , Vangelis Angelakis

In this paper, we study an age of information minimization problem in continuous-time and discrete-time status updating systems that involve multiple packet flows, multiple servers, and transmission errors. Four scheduling policies are…

Networking and Internet Architecture · Computer Science 2023-10-04 Yin Sun , Sastry Kompella

Deferred update replication (DUR) is an established approach to implementing highly efficient and available storage. While the throughput of read-only transactions scales linearly with the number of deployed replicas in DUR, the throughput…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-12-04 Leandro Pacheco , Daniele Sciascia , Fernando Pedone

In this paper, we consider a scenario where a source continuously monitors an object and sends time-stamped status updates to a destination through a rate-limited link. We assume updates arrive randomly at the source according to a…

Information Theory · Computer Science 2019-05-14 Boyu Wang , Songtao Feng , Jing Yang

Read-optimized columnar databases use differential updates to handle writes by maintaining a separate write-optimized delta partition which is periodically merged with the read-optimized and compressed main partition. This merge process…

We consider a communication system in which status updates arrive at a source node, and should be transmitted through a network to the intended destination node. The status updates are samples of a random process under observation,…

Information Theory · Computer Science 2015-06-30 Maice Costa , Marian Codreanu , Anthony Ephremides

Delivering timely status updates in a timeliness-critical communication system is of paramount importance to assist accurate and efficient decision making. Therefore, the topic of analyzing Age of Information has aroused new research…

Information Theory · Computer Science 2022-04-05 Aimin Li , Shaohua Wu , Jian Jiao , Ning Zhang , Qinyu Zhang

We consider collaborative perception (CP) systems where a fusion center monitors various regions by multiple sources. The center has different age of information (AoI) constraints for different regions. Multi-view sensing data for a region…

Information Theory · Computer Science 2023-10-10 Lehan Wang , Jingzhou Sun , Yuxuan Sun , Sheng Zhou , Zhisheng Niu

We examine multiple independent sources providing status updates to a monitor through simple queues. We formulate an Age of Information (AoI) timeliness metric and derive a general result for the AoI that is applicable to a wide variety of…

Information Theory · Computer Science 2017-12-13 Roy D. Yates , Sanjit K. Kaul

In this paper, we consider a discrete-time information-update system, where a service provider can proactively retrieve information from the information source to update its data and users query the data at the service provider. One example…

Information Theory · Computer Science 2023-01-11 Zhongdong Liu , Bin Li , Zizhan Zheng , Y. Thomas Hou , Bo Ji

In shared-memory concurrent programming, shared resources can be protected using synchronization mechanisms such as monitors or channels. The connection between these mechanisms and the resources they protect is, however, only given…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-07-07 Mischael Schill , Sebastian Nanz , Bertrand Meyer

While reasoning over long context is crucial for various real-world applications, it remains challenging for large language models (LLMs) as they suffer from performance degradation as the context length grows. Recent work MemAgent has…

Computation and Language · Computer Science 2026-02-12 Leheng Sheng , Yongtao Zhang , Wenchang Ma , Yaorui Shi , Ting Huang , Xiang Wang , An Zhang , Ke Shen , Tat-Seng Chua

In this paper, we propose a new measure for the freshness of information, which uses the mutual information between the real-time source value and the delivered samples at the receiver to quantify the freshness of the information contained…

Information Theory · Computer Science 2018-06-19 Yin Sun , Benjamin Cyr

Age of Information is a newly introduced metric, getting vivid attention for measuring the freshness of information in real-time networks. This parameter has evolved to guarantee the reception of timely information from the latest status…

Performance · Computer Science 2021-01-25 Devarpita Sinha , Rajarshi Roy