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相关论文: Goal-oriented Tensor: Beyond Age of Information To…

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Semantic communication has emerged as a promising paradigm for enabling goal-oriented networking. However, most existing semantic communication solutions are tailored to one-shot tasks and optimize instantaneous performance. Hence, they…

机器学习 · 计算机科学 2026-05-19 Lingyi Wang , Tingyu Shui , Walid Saad , Pascal Adjakple

Red teaming assesses how large language models (LLMs) can produce content that violates norms, policies, and rules set during their safety training. However, most existing automated methods in the literature are not representative of the…

We study an internet of things (IoT) network where devices harvest energy from transmitter power. IoT devices use this harvested energy to operate and decode data packets. We propose a slot division scheme based on a parameter $\xi$, where…

信息论 · 计算机科学 2025-01-22 Songita Das , Gourab Ghatak

Unmanned aerial vehicles (UAVs) are a highly promising technology with diverse applications in wireless networks. One of their primary uses is the collection of time-sensitive data from Internet of Things (IoT) devices. In UAV-assisted…

最优化与控制 · 数学 2023-12-27 Mouhamed Naby Ndiaye , El Houcine Bergou , Hajar El Hammouti

Goal-Oriented (GO) Dialogue Systems, colloquially known as goal oriented chatbots, help users achieve a predefined goal (e.g. book a movie ticket) within a closed domain. A first step is to understand the user's goal by using natural…

计算与语言 · 计算机科学 2018-07-26 Vladimir Ilievski , Claudiu Musat , Andreea Hossmann , Michael Baeriswyl

The advent of ChatGPT and similar large language models (LLMs) has revolutionized the human-AI interaction and information-seeking process. Leveraging LLMs as an alternative to search engines, users can now access summarized information…

人机交互 · 计算机科学 2024-04-18 Ben Wang

With the prevalence of text-to-image generative models, their safety becomes a critical concern. adversarial testing techniques have been developed to probe whether such models can be prompted to produce Not-Safe-For-Work (NSFW) content.…

计算与语言 · 计算机科学 2024-02-20 Yi Liu , Guowei Yang , Gelei Deng , Feiyue Chen , Yuqi Chen , Ling Shi , Tianwei Zhang , Yang Liu

Consensus is one of the most thoroughly studied problems in distributed computing, yet there are still complexity gaps that have not been bridged for decades. In particular, in the classical message-passing setting with processes' crashes,…

分布式、并行与集群计算 · 计算机科学 2022-03-25 MohammadTaghi HajiAghayi , Dariusz R. Kowalski , Jan Olkowski

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…

信息论 · 计算机科学 2023-03-02 Ali Nikkhah , Anthony Ephremides , Nikolaos Pappas

Age of Information (AoI) is studied in two-user broadcast networks with feedback, and lower and upper bounds are derived on the expected weighted sum AoI of the users. In particular, a class of simple coding actions is considered and within…

网络与互联网体系结构 · 计算机科学 2019-04-24 Xingran Chen , Shirin Saeedi Bidokhti

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 during the transmission phase which causes age of…

信息论 · 计算机科学 2021-02-24 Xinghua Sun , Fangming Zhao , Howard H. Yang , Wen Zhan , Xijun Wang , Tony Q. S. Quek

We investigate the coexistence of task-oriented and data-oriented communications in a IoT system that shares a group of channels, and study the scheduling problem to jointly optimize the weighted age of incorrect information (AoII) and…

信息论 · 计算机科学 2022-05-20 Ran Li , Chuan Huang , Xiaoqi Qin , Shengpei Jiang , Nan Ma , Shuguang Cui

By taking the idea of divide-and-conquer, cooperative coevolution (CC) provides a powerful architecture for large scale global optimization (LSGO) problems, but its efficiency relies highly on the decomposition strategy. It has been shown…

神经与进化计算 · 计算机科学 2018-03-02 An Chen , Yipeng Zhang , Zhigang Ren , Yongsheng Liang , Bei Pang

Age of information (AoI) is one of the key performance metrics for Internet of things (IoT) systems. Timely status updates are essential for many IoT applications; however, they are subject to strict constraints related on the available…

信息论 · 计算机科学 2021-08-05 Elvina Gindullina , Leonardo Badia , Deniz Gündüz

We consider a multi-source network with a common monitor, where fresh updates are generated at each source, following a Poisson process. At any time, at most one source can transmit its update to the monitor, and transmission time for…

信息论 · 计算机科学 2022-01-12 Kumar Saurav

We consider a status information updating system where a fusion center collects the status information from a large number of sources and each of them has its own age of information (AoI) constraints. A novel grouping-based scheduler is…

信息论 · 计算机科学 2023-10-10 Lehan Wang , Jingzhou Sun , Yuxuan Sun , Sheng Zhou , Zhisheng Niu

Generative search engines increasingly determine whether online information is merely discoverable, cited as a source, or actually absorbed into generated answers. This paper proposes a two-stage measurement framework for Generative Engine…

信息检索 · 计算机科学 2026-04-30 Zhang Kai , He Xinyue , Yao Jingang

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…

计算与语言 · 计算机科学 2025-11-13 Yejin Yoon , Yuri Son , Namyoung So , Minseo Kim , Minsoo Cho , Chanhee Park , Seungshin Lee , Taeuk Kim

The retrieval phase is a vital component in recommendation systems, requiring the model to be effective and efficient. Recently, generative retrieval has become an emerging paradigm for document retrieval, showing notable performance. These…

信息检索 · 计算机科学 2024-07-09 Zihua Si , Zhongxiang Sun , Jiale Chen , Guozhang Chen , Xiaoxue Zang , Kai Zheng , Yang Song , Xiao Zhang , Jun Xu , Kun Gai

A versatile scheduling problem to model a three-way tradeoff between delay/age, distortion, and energy is considered. The considered problem called the age and quality of information (AQI) is to select which packets to transmit at each time…

信息论 · 计算机科学 2018-12-21 Nived Rajaraman , Rahul Vaze , Goonwanth Reddy