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Contribution Details

Type Conference or Workshop Paper
Scope Discipline-based scholarship
Published in Proceedings Yes
Title Harnessing the dynamics of a soft body with "Timing": Octopus inspired control via recurrent neural networks
Organization Unit
Authors
  • Kohei Nakajima
  • Tao Li
  • Naveen Kuppuswamy
  • Rolf Pfeifer
Presentation Type paper
Item Subtype Original Work
Refereed Yes
Status Published in final form
Language
  • English
ISBN 978-1-4577-1158-9
Page Range 277 - 284
Event Title 15th International Conference on Advanced Robotics (ICAR)
Event Type conference
Event Location Tallinn, Estonia
Event Start Date June 20 - 2011
Event End Date June 23 - 2011
Place of Publication IEEE Xplore
Publisher IEEE
Abstract Text This study aims to explore a control architecture that enables the control of a soft and flexible octopus-like arm for an object reaching task. Inspired by the division of functionality between the central and peripheral nervous systems of a real octopus, we discuss that the important factor of the control is not to regulate the arm muscles one by one but rather to control them globally with appropriate timing, and we propose an architecture equipped with a recurrent neural network (RNN). By setting the task environment for the reaching behavior, and training the network with an incremental learning strategy, we evaluate whether the network is then able to achieve the reaching behavior or not. As a result, we show that the RNN can successfully achieve the reaching behavior, exploiting the physical dynamics of the arm due to the timing based control.
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Digital Object Identifier 10.1109/ICAR.2011.6088590
Other Identification Number merlin-id:3684
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