A control architecture for long-term autonomy of robotic assistants

  • Authors:
  • Christopher King;Xavier Palathingal;Monica Nicolescu;Mircea Nicolescu

  • Affiliations:
  • Department of Computer Science and Engineering, University of Nevada, Reno, NV;Department of Computer Science and Engineering, University of Nevada, Reno, NV;Department of Computer Science and Engineering, University of Nevada, Reno, NV;Department of Computer Science and Engineering, University of Nevada, Reno, NV

  • Venue:
  • ISVC'07 Proceedings of the 3rd international conference on Advances in visual computing - Volume Part I
  • Year:
  • 2007

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Abstract

A major challenge in deploying service robots into the real world is to design a framework that provides effective, long-term interactions with people. This includes interacting with people in a natural way, dealing with multiple users, and being continually aware of the surroundings. This paper proposes a robot control architecture that addresses these issues. First, it enables the representation of complex, sequential, and hierarchical robot tasks, in a behavior-based framework. Second, it provides a robot with the flexibility to deal with multiple requests and interruptions, over extended periods. Third, it uses a visual awareness mechanism to recognize users and to identify their need for robot interaction. We demonstrate our approach on a Pioneer 3DX mobile robot, performing service tasks in a real-world environment.