@article{lu2021assistive, title={Assistive navigation using deep reinforcement learning guiding robot with UWB/voice beacons and semantic feedbacks for blind and visually impaired people}, author={Lu, Chen-Lung and Liu, Zi-Yan and Huang, Jui-Te and Huang, Ching-I and Wang, Bo-Hui and Chen, Yi and Wu, Nien-Hsin and Wang, Hsueh-Cheng and Giarr{\'e}, Laura and Kuo, Pei-Yi}, journal={Frontiers in Robotics and AI}, volume={8}, pages={654132}, year={2021}, publisher={Frontiers Media SA} }