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Coordinated fault-tolerant control of autonomous agents: geometry and communications architecture

Authors:Dasgupta Soura, University of Iowa, United States
Abel Ryan O., University of Iowa, United States
Kuhl Jon G., University of Iowa, United States
Topic:7.5 Intelligent Autonomous Vehicles
Session:Multiple Vehicles I
Keywords: Co-operative control, Stability, Fault tolerance, Decentralized control, Automated guided vehicles

Abstract

A one step ahead optimization based control of autonomous agents is proposed. Each agent is modeled as a double integrator. We only define a geometric topology for the agent formation, and by correctly choosing the cost function, show that our algorithm produces a communication topology mirroring the geometric topology. By providing some redundancy in the formation topology it is possible for thesystem to survive the loss of an agent. Other attractions of the scheme are scalability, the requirement of only local knowledge of the desired formation topology and ease of reconfiguration in the face of loss of agents and/or channels.