Deep Learning architecture to assist with steering a powered wheelchair

Malik Haddad, David Sanders

    Research output: Contribution to journalArticlepeer-review

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    Abstract

    This paper describes a novel Deep Learning architecture to assist with steering a powered wheelchair. A rule-based approach is utilized to train and test a Long Short Term Memory (LSTM) Neural Network. It is the first time a LSTM has been used for steering a powered wheelchair. A disabled driver uses a joystick to provide desired speed and direction, and the Neural Network provides a safe direction for the wheelchair. Results from the Neural Network are mixed with desired speed and direction to avoid obstacles. Inputs originate from a joystick and from three ultrasonic transducers attached to the chair. The resultant course is a blend of desired directions and directions that steer the chair to avoid collision. A rule-based approach is used to create a training and test set for the Neural Network system and applies deep learning to predict a safe route for a wheelchair. The user can over-ride the new system if necessary.
    Original languageEnglish
    Article number9225000
    Pages (from-to)2987-2994
    Number of pages7
    JournalIEEE Transactions on Neural Systems and Rehabilitation Engineering
    Volume28
    Issue number12
    Early online date15 Oct 2020
    DOIs
    Publication statusPublished - 1 Dec 2020

    Keywords

    • Deep Learning
    • Wheelchair
    • Neural Network
    • Rule-based
    • Disabled
    • Steer
    • RCUK
    • EPSRC
    • EP/S005927/1

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