Research Area:  Mobile Ad Hoc Networks
This letter proposes a novel protocol that uses Q-learning-based geographic routing (QGeo) to improve the network performance of unmanned robotic networks. A rapid and reliable network is essential for the remote control and monitoring of mobile robotic devices. However, controlling the network overhead required for route selection and repair is still a notable challenge, owing to high mobility of the devices. To alleviate this problem, we propose a machine-learning-based geographic routing scheme to reduce network overhead in high-mobility scenarios. We evaluate the performance of QGeo in comparison with other methods using the NS-3 simulator. We find that QGeo has a higher packet delivery ratio and a lower network overhead than existing methods.
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Author(s) Name:  Woo-Sung Jung,Jinhyuk Yim and Young-Bae Ko
Journal name:  IEEE Communications Letters
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Publisher name:  IEEE
DOI:  10.1109/LCOMM.2017.2656879
Volume Information:  Volume: 21, Issue: 10, Oct. 2017
Paper Link:   https://ieeexplore.ieee.org/document/7829268