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arXiv 2209.07367cs.NIcs.AI
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基于深度强化学习的无人机辅助智能农场网络任务卸载

Deep Reinforcement Learning for Task Offloading in UAV-Aided Smart Farm Networks

University of Ottawa(渥太华大学);Nokia Bell Labs(诺基亚贝尔实验室)

Anne Catherine Nguyen, Turgay Pamuklu, Aisha Syed, W. Sean Kennedy, Melike Erol-Kantarci

摘要:

第五代和第六代无线通信网络使物联网设备、无人机(UAV)和人工智能等工具能够使用设备网络自动监测农田来改善农业景观。测量大面积需要在特定时间段内执行大量图像分类任务,以防止在发生火灾或洪水等事件时损坏农场。UAV具有有限的能量和计算能力,并且可能不能够在本地并且在适当的时间量内执行所有的密集的图像分类任务。因此,假设UAV能够将其工作负载部分地卸载到附近的多路访问边缘计算设备。无人机需要一个决策算法来决定在哪里执行任务,同时还要考虑网络中其他无人机的时间限制和能量水平。在本文中,我们引入了一种深度Q学习(DQL)方法来解决这个多目标问题。将该方法与Q-Learning和三种启发式基线进行了比较,仿真结果表明,我们提出的基于DQL的方法在无人机的剩余电池电量和最后期限违规百分比方面取得了相当的结果。此外,我们的方法能够比Q-Learning快13倍地达到收敛。

英文摘要:

The fifth and sixth generations of wireless communication networks are enabling tools such as internet of things devices, unmanned aerial vehicles (UAVs), and artificial intelligence, to improve the agricultural landscape using a network of devices to automatically monitor farmlands. Surveying a large area requires performing a lot of image classification tasks within a specific period of time in order to prevent damage to the farm in case of an incident, such as fire or flood. UAVs have limited energy and computing power, and may not be able to perform all of the intense image classification tasks locally and within an appropriate amount of time. Hence, it is assumed that the UAVs are able to partially offload their workload to nearby multi-access edge computing devices. The UAVs need a decision-making algorithm that will decide where the tasks will be performed, while also considering the time constraints and energy level of the other UAVs in the network. In this paper, we introduce a Deep Q-Learning (DQL) approach to solve this multi-objective problem. The proposed method is compared with Q-Learning and three heuristic baselines, and the simulation results show that our proposed DQL-based method achieves comparable results when it comes to the UAVs' remaining battery levels and percentage of deadline violations. In addition, our method is able to reach convergence 13 times faster than Q-Learning.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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