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Related papers: Integrated Push-and-Pull Update Model for Goal-Ori…

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We study a pull-based communication system where a sensing agent updates an actuation agent using a query control policy, which is adjusted in the evolution of an observed information source and the usefulness of each update for achieving a…

Information Theory · Computer Science 2024-02-16 Pouya Agheli , Nikolaos Pappas , Petar Popovski , Marios Kountouris

This paper addresses query scheduling for goal-oriented semantic communication in pull-based status update systems. We consider a system where multiple sensing agents (SAs) observe a source characterized by various attributes and provide…

Information Theory · Computer Science 2025-08-07 Pouya Agheli , Nikolaos Pappas , Marios Kountouris

This paper introduces a dual-mode communication framework for wireless devices that integrates query-driven (pull) and event-driven (push) transmissions within a unified time-frame structure. Devices typically respond to information…

Networking and Internet Architecture · Computer Science 2025-08-01 Sara Cavallero , Fabio Saggese , Junya Shiraishi , Israel Leyva-Mayorga , Shashi Raj Pandey , Chiara Buratti , Petar Popovski

We design a self-decision goal-oriented multiple access scheme, where sensing agents observe a common event and individually decide to communicate the event's attributes as updates to the monitoring agents, to satisfy a certain goal.…

Information Theory · Computer Science 2024-06-17 Pouya Agheli , Nikolaos Pappas , Marios Kountouris

This paper studies strategic design in an integrated sensing and communication (ISAC) architecture for status updating of remotely navigating agents. We consider an ISAC-enabled base station that can sense the state of a remote source and…

Information Theory · Computer Science 2026-02-02 Touraj Soleymani , Mohamad Assaad , John S. Baras

Goal-oriented communication is a new paradigm that considers the meaning of transmitted information to optimize communication. One possible application is the remote monitoring of a process under communication costs: scheduling updates…

Systems and Control · Electrical Eng. & Systems 2025-03-07 Federico Mason , Federico Chiariotti , Pietro Talli , Andrea Zanella

The Age-of-Information (AoI) has recently been proposed as an important metric for investigating the timeliness performance in information-update systems. Prior studies on AoI optimization often consider a Push model, which is concerned…

Networking and Internet Architecture · Computer Science 2017-08-22 Yu Sang , Bin Li , Bo Ji

In this paper, we study a model relevant to semantics-aware goal-oriented communications. More specifically, observations from an external process are transmitted through status updates to a battery-powered receiver. From these updates, the…

Information Theory · Computer Science 2023-03-02 Ali Nikkhah , Anthony Ephremides , Nikolaos Pappas

In this paper, we investigate a model relevant to semantics-aware goal-oriented communications, and we propose a new metric that incorporates the utilization of information in addition to its timelines. Specifically, we consider the…

Information Theory · Computer Science 2023-12-22 Ali Nikkhah , Anthony Ephremides , Nikolaos Pappas

Timely and efficient dissemination of service information is critical in compute-first networking systems, where user requests arrive dynamically and computing resources are constrained. In such systems, the access point (AP) plays a key…

Networking and Internet Architecture · Computer Science 2025-05-12 Jianpeng Qi , Chao Liu , Chengxiang Xu , Rui Wang , Junyu Dong , Yanwei Yu

Neural end-to-end goal-oriented dialog systems showed promise to reduce the workload of human agents for customer service, as well as reduce wait time for users. However, their inability to handle new user behavior at deployment has limited…

Computation and Language · Computer Science 2019-07-18 Janarthanan Rajendran , Jatin Ganhotra , Lazaros Polymenakos

In most multiagent applications, communication is essential among agents to coordinate their actions, and thus achieve their goal. However, communication often has a related cost that affects overall system performance. In this paper, we…

Multiagent Systems · Computer Science 2021-07-13 Abeer Alshehri , Tim Miller , Liz Sonenberg

Conversational agents have traditionally been developed for either task-oriented dialogue (TOD) or open-ended chitchat, with limited progress in unifying the two. Yet, real-world conversations naturally involve fluid transitions between…

Computation and Language · Computer Science 2025-11-13 Yejin Yoon , Yuri Son , Namyoung So , Minseo Kim , Minsoo Cho , Chanhee Park , Seungshin Lee , Taeuk Kim

We study a goal-oriented communication system in which a source monitors an environment that evolves as a discrete-time, two-state Markov chain. At each time slot, a controller decides whether to sample the environment and if so whether to…

Information Theory · Computer Science 2025-08-12 Rishabh S. Pomaje , Jayanth S. , Rajshekhar V. Bhat , Nikolaos Pappas

In many scenarios, control information dissemination becomes a bottleneck, which limits the scalability and the performance of wireless networks. Such a problem is especially crucial in mobile ad hoc networks, dense networks, networks of…

Networking and Internet Architecture · Computer Science 2020-08-06 Andrey Belogaev , Evgeny Khorov , Artem Krasilon , Andrey Lyakhov

We study a pull-based status update communication model where a source node submits update packets to a channel with random transmission delay, at times requested by a remote destination node. The objective is to minimize the average…

Information Theory · Computer Science 2021-11-08 M. Emrullah Ildiz , Orhan T. Yavascan , Elif Uysal , O. Tugberk Kartal

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

As multimodal agents are increasingly trained to operate graphical user interfaces (GUIs) to complete user tasks, they face a growing threat from indirect prompt injection, attacks in which misleading instructions are embedded into the…

Artificial Intelligence · Computer Science 2025-05-21 Yijie Lu , Tianjie Ju , Manman Zhao , Xinbei Ma , Yuan Guo , ZhuoSheng Zhang

Age of Information (AoI) has become an important concept in communications, as it allows system designers to measure the freshness of the information available to remote monitoring or control processes. However, its definition tacitly…

Networking and Internet Architecture · Computer Science 2022-02-02 Federico Chiariotti , Josefine Holm , Anders E. Kalør , Beatriz Soret , Søren K. Jensen , Torben B. Pedersen , Petar Popovski

Reinforcement learning agents are often updated with human feedback, yet such updates can be unreliable: reward misspecification, preference conflicts, or limited data may leave policies unchanged or even worse. Because policies are…

Human-Computer Interaction · Computer Science 2025-10-14 Matan Solomon , Ofra Amir , Omer Ben-Porat
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