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In this paper, scanning for target detection, and multi-target tracking in a cognitive radar system are considered, and adaptive radar resource management is investigated. In particular, time management for radar scanning and tracking of…

信号处理 · 电气工程与系统科学 2025-07-08 Ziyang Lu , M. Cenk Gursoy , Chilukuri K. Mohan , Pramod K. Varshney

The time allocation problem in multi-function cognitive radar systems focuses on the trade-off between scanning for newly emerging targets and tracking the previously detected targets. We formulate this as a multi-objective optimization…

机器学习 · 计算机科学 2025-06-27 Ziyang Lu , Subodh Kalia , M. Cenk Gursoy , Chilukuri K. Mohan , Pramod K. Varshney

Cognitive Radar Networks, which were popularized by Simon Haykin in 2006, have been proposed to address limitations with legacy radar installations. These limitations include large physical size, power consumption, fixed operating…

信号处理 · 电气工程与系统科学 2024-04-08 William W. Howard , Samuel R. Shebert , Anthony F. Martone , R. Michael Buehrer

Reliable and accurate localization of mobile objects is essential for many applications in wireless networks. In range-based localization, the position of the object can be inferred using the distance measurements from wireless signals…

信息论 · 计算机科学 2013-09-19 Yuan Shen , Wenhan Dai , Moe Z. Win

The question tackled here is the time allocation of radars in a multitarget environment. At a given time radars can only observe a limited part of the space; it is therefore necessary to move their axis with respect to time, in order to be…

最优化与控制 · 数学 2009-03-19 Emmanuel Duflos , Marie De Vilmorin , Philippe Vanheeghe

In this paper, we investigate dynamic resource allocation (DRA) problems for Internet of Things (IoT) in real-time cloud radio access networks (C-RANs), by combining gradient boosting approximation and deep reinforcement learning to solve…

信息论 · 计算机科学 2019-10-30 Yifan Luo , Jiawei Yang , Wei Xu , Kezhi Wang , Marco Di Renzo

In this paper, we tackle the task of adaptive time allocation in integrated sensing and communication systems equipped with radar and communication units. The dual-functional radar-communication system's task involves allocating dwell times…

机器学习 · 计算机科学 2025-06-27 Ziyang Lu , M. Cenk Gursoy , Chilukuri K. Mohan , Pramod K. Varshney

Today, with the continued growth in using information and communication technologies (ICT) for business purposes, business organizations become increasingly dependent on their information systems. Thus, they need to protect them from the…

密码学与安全 · 计算机科学 2017-04-25 Lotfi Hajjem , Salah Benabdallah , Fouad Ben Abdelaziz

Cognitive radar networks (CRNs) are capable of optimizing operating parameters in order to provide actionable information to an operator or secondary system. CRNs have been proposed to answer the need for low-cost devices tracking…

系统与控制 · 电气工程与系统科学 2024-03-05 William W. Howard , Anthony F. Martone , R. Michael Buehrer

Cognitive Radar Networks were proposed by Simon Haykin in 2006 to address problems with large legacy radar implementations - primarily, single-point vulnerabilities and lack of adaptability. This work proposes to leverage the adaptability…

信号处理 · 电气工程与系统科学 2023-10-27 William W. Howard , Samuel R. Shebert , Benjamin H. Kirk , R. Michael Buehrer

In conventional dual-function radar-communication (DFRC) systems, the radar and communication channels are routinely estimated at fixed time intervals based on their worst-case operation scenarios. Such situation-agnostic repeated…

信息论 · 计算机科学 2023-03-02 Jie Chen , Xiabin Wang , Ying-Chang Liang

This paper considers the problem of safe mission planning of dynamic systems operating under uncertain environments. Much of the prior work on achieving robust and safe control requires solving second-order cone programs (SOCP).…

机器人学 · 计算机科学 2017-02-28 Kai Zhong , Prateek Jain , Ashish Kapoor

This article provides an overview of the state-of-art results on communication resource allocation over space, time, and frequency for emerging cognitive radio (CR) wireless networks. Focusing on the…

信息论 · 计算机科学 2016-11-17 Rui Zhang , Ying-Chang Liang , Shuguang Cui

The concept of cognitive radar (CR) enables radar systems to achieve intelligent adaption to a changeable environment with feedback facility from receiver to transmitter. However, the implementation of CR in a fast-changing environment…

信号处理 · 电气工程与系统科学 2021-10-08 Pengfei Liu , Yimin Liu , Tianyao Huang , Yuxiang Lu , Xiqin Wang

Optimal allocation of shared resources is key to deliver the promise of jointly operating radar and communications systems. In this paper, unlike prior works which examine synergistic access to resources in colocated joint…

信号处理 · 电气工程与系统科学 2022-03-07 Linlong Wu , Kumar Vijay Mishra , Bhavani Shankar M. R. , Björn Ottersten

This work investigates online learning techniques for a cognitive radar network utilizing feedback from a central coordinator. The available spectrum is divided into channels, and each radar node must transmit in one channel per time step.…

系统与控制 · 电气工程与系统科学 2023-04-25 William W. Howard , R. Michael Buehrer

We address the problem of resource allocation (RA) in a cognitive radio (CR) communication system with multiple secondary operators sharing spectrum with an incumbent primary operator. The key challenge of the RA problem is the…

信号处理 · 电气工程与系统科学 2020-05-11 Ehsan Tohidi , David Gesbert , Philippe Ciblat

This paper describes some key ideas and applications of cognitive radars, highlighting the limits and the path forward. Cognitive radars are systems based on the perception-action cycle of cognition that sense the environment, learn from it…

信号处理 · 电气工程与系统科学 2018-03-06 Maria S. Greco , Fulvio Gini , Pietro Stinco , Kristine Bell

Future 6G networks are expected to empower communication systems by integrating sensing capabilities, resulting in integrated sensing and communication (ISAC) systems. However, this integration may exacerbate the data traffic congestion in…

信号处理 · 电气工程与系统科学 2024-12-31 Lu Wang , Luis F. Abanto-Leon

Online Network Resource Allocation (ONRA) for service provisioning is a fundamental problem in communication networks. As a sequential decision-making under uncertainty problem, it is promising to approach ONRA via Reinforcement Learning…

网络与互联网体系结构 · 计算机科学 2021-10-19 Bahador Bakhshi , Josep Mangues-Bafalluy
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