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In this paper, dynamic non-cooperative coexistence between a cognitive pulsed radar and a nearby communications system is addressed by applying nonlinear value function approximation via deep reinforcement learning (Deep RL) to develop a…

Signal Processing · Electrical Eng. & Systems 2020-08-28 Charles E. Thornton , Mark A. Kozy , R. Michael Buehrer , Anthony F. Martone , Kelly D. Sherbondy

Imitation learning holds tremendous promise in learning policies efficiently for complex decision making problems. Current state-of-the-art algorithms often use inverse reinforcement learning (IRL), where given a set of expert…

Robotics · Computer Science 2023-02-22 Siddhant Haldar , Vaibhav Mathur , Denis Yarats , Lerrel Pinto

Inverse Reinforcement Learning (IRL) techniques deal with the problem of deducing a reward function that explains the behavior of an expert agent who is assumed to act optimally in an underlying unknown task. In several problems of…

Machine Learning · Computer Science 2024-01-09 Riccardo Poiani , Gabriele Curti , Alberto Maria Metelli , Marcello Restelli

It is of great challenge, though promising, to coordinate collective robots for hunting an evader in a decentralized manner purely in light of local observations. In this paper, this challenge is addressed by a novel hybrid cooperative…

Robotics · Computer Science 2022-03-10 Zheng Zhang , Xiaohan Wang , Qingrui Zhang , Tianjiang Hu

We model a radar network as an adversarial bandit problem, where the environment pre-selects reward sequences for each of several actions available to the network. This excludes environments which vary rewards in response to the learner's…

Signal Processing · Electrical Eng. & Systems 2021-10-26 William W. Howard , R. M. Buehrer , Anthony Martone

Multi-Task Learning is a learning paradigm that uses correlated tasks to improve performance generalization. A common way to learn multiple tasks is through the hard parameter sharing approach, in which a single architecture is used to…

Machine Learning · Computer Science 2022-04-15 Angelica Tiemi Mizuno Nakamura , Denis Fernando Wolf , Valdir Grassi

Pulse-agile radar systems have demonstrated favorable performance in dynamic electromagnetic scenarios. However, the use of non-identical waveforms within a radar's coherent processing interval may lead to harmful distortion effects when…

Information Theory · Computer Science 2021-03-01 Charles E. Thornton , R. Michael Buehrer , Anthony F. Martone

Automotive radar has increasingly attracted attention due to growing interest in autonomous driving technologies. Acquiring situational awareness using multimodal data collected at high sampling rates by various sensing devices including…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Madhumitha Sakthi , Ahmed Tewfik , Marius Arvinte , Haris Vikalo

Integrated sensing and communication (ISAC) is an enabling technology for the sixth-generation mobile communications, which equips the wireless communication networks with sensing capabilities. In this paper, we investigate transmit…

Signal Processing · Electrical Eng. & Systems 2024-06-19 Chunwei Meng , Zhiqing Wei , Dingyou Ma , Wanli Ni , Liyan Su , Zhiyong Feng

Multiple-objective optimization (MOO) aims to simultaneously optimize multiple conflicting objectives and has found important applications in machine learning, such as minimizing classification loss and discrepancy in treating different…

Machine Learning · Computer Science 2022-09-16 Eric Enouen , Katja Mathesius , Sean Wang , Arielle Carr , Sihong Xie

Due to their adaptability and mobility, Unmanned Aerial Vehicles (UAVs) are becoming increasingly essential for wireless network services, particularly for data harvesting tasks. In this context, Artificial Intelligence (AI)-based…

Machine Learning · Computer Science 2026-01-21 Babacar Toure , Dimitrios Tsilimantos , Omid Esrafilian , Marios Kountouris

Although numerous recent tracking approaches have made tremendous advances in the last decade, achieving high-performance visual tracking remains a challenge. In this paper, we propose an end-to-end network model to learn reinforced…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Peng Gao , Qiquan Zhang , Fei Wang , Liyi Xiao , Hamido Fujita , Yan Zhang

This paper proposes a robust adversarial reinforcement learning (RARL)-based multi-access point (AP) coordination method that is robust even against unexpected decentralized operations of uncoordinated APs. Multi-AP coordination is a…

Networking and Internet Architecture · Computer Science 2020-04-03 Yuto Kihira , Yusuke Koda , Koji Yamamoto , Takayuki Nishio , Masahiro Morikura

Reinforcement learning (RL) algorithms are designed to optimize problem-solving by learning actions that maximize rewards, a task that becomes particularly challenging in random and nonstationary environments. Even advanced RL algorithms…

Machine Learning · Computer Science 2025-10-31 Sebastian Zieglmeier , Niklas Erdmann , Narada D. Warakagoda

In the context of visual navigation, the capacity to map a novel environment is necessary for an agent to exploit its observation history in the considered place and efficiently reach known goals. This ability can be associated with spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Pierre Marza , Laetitia Matignon , Olivier Simonin , Christian Wolf

Reinforcement learning (RL) systems typically optimize scalar reward functions that assume precise and reliable evaluation of outcomes. However, real-world objectives--especially those derived from human preferences--are often uncertain,…

Machine Learning · Computer Science 2026-04-30 Disha Singha

Target-driven visual navigation is a challenging problem that requires a robot to find the goal using only visual inputs. Many researchers have demonstrated promising results using deep reinforcement learning (deep RL) on various robotic…

Robotics · Computer Science 2021-06-08 Qian Luo , Maks Sorokin , Sehoon Ha

We use Reinforcement Meta-Learning to optimize an adaptive integrated guidance, navigation, and control system suitable for exoatmospheric interception of a maneuvering target. The system maps observations consisting of strapdown seeker…

Systems and Control · Electrical Eng. & Systems 2021-12-14 Brian Gaudet , Roberto Furfaro , Richard Linares , Andrea Scorsoglio

When statistical inversion of a lag profile is used to determine an incoherent scatter target, the posterior variance of the estimated target can be used to determine how well a certain set of transmission codes perform. In this work we…

Data Analysis, Statistics and Probability · Physics 2015-05-13 Juha Vierinen , Markku S. Lehtinen , Mikko Orispaa , Ilkka I. Virtanen

Radar sensing will be integrated into the 6G communication system to support various applications. In this integrated sensing and communication system, a radar target may also be a communication channel scatterer. In this case, the radar…

Information Theory · Computer Science 2022-02-08 Zhe Huang , Kexuan Wang , An Liu , Yunlong Cai , Rui Du , Tony Xiao Han