A bio-inspired predictive sensory-motor coordination scheme for robot reaching and preshaping

  • Authors:
  • Cecilia Laschi;Gioel Asuni;Eugenio Guglielmelli;Giancarlo Teti;Roland Johansson;Hitoshi Konosu;Zbigniew Wasik;Maria Chiara Carrozza;Paolo Dario

  • Affiliations:
  • ARTS (Advanced Robotics Technology and Systems) Lab, Scuola Superiore Sant'Anna, Pisa, Italy 56127;ARTS (Advanced Robotics Technology and Systems) Lab, Scuola Superiore Sant'Anna, Pisa, Italy 56127;CIR--Center for Integrated Research, Laboratory of Biomedical Robotics and Biomicrosystems, Campus-Biomedico University, Rome, Italy;ARTS (Advanced Robotics Technology and Systems) Lab, Scuola Superiore Sant'Anna, Pisa, Italy 56127;Umeå University, Umeå, Sweden;Toyota Motor Europe, Brussels, Belgium;Toyota Motor Europe, Brussels, Belgium;ARTS (Advanced Robotics Technology and Systems) Lab, Scuola Superiore Sant'Anna, Pisa, Italy 56127;ARTS (Advanced Robotics Technology and Systems) Lab, Scuola Superiore Sant'Anna, Pisa, Italy 56127

  • Venue:
  • Autonomous Robots
  • Year:
  • 2008

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Abstract

This paper presents a sensory-motor coordination scheme for a robot hand-arm-head system that provides the robot with the capability to reach an object while pre-shaping the fingers to the required grasp configuration and while predicting the tactile image that will be perceived after grasping. A model for sensory-motor coordination derived from studies in humans inspired the development of this scheme. A peculiar feature of this model is the prediction of the tactile image.The implementation of the proposed scheme is based on a neuro-fuzzy module that, after a learning phase, starting from visual data, calculates the position and orientation of the hand for reaching, selects the best-suited hand configuration, and predicts the tactile feedback. The implementation of the scheme on a humanoid robot allowed experimental validation of its effectiveness in robotics and provided perspectives on applications of sensory predictions in robot motor control.