@article{10,
  author = {Yiwen Liao and Abdullah Yeaser and Bin Yang and James Tung and Ehsan Hashemi},
  title = {Unsupervised fault detection and recovery for intelligent robotic rollators},
  year = {2021},
  journal = {Robotics and Autonomous Systems},
  pages = {103876},
  publisher = {North-Holland},
}