Consensusability of discrete-time multi-agent systems via relative output feedback

This paper investigates the joint effects of agent dynamic and network topology on the consensusability of linear discrete-time multi-agent systems via relative output feedback. An observer-based distributed control protocol is proposed. A necessary and sufficient condition for consensusability unde...

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Bibliographic Details
Main Authors: You, Keyou, Xie, Lihua
Other Authors: School of Electrical and Electronic Engineering
Format: Conference or Workshop Item
Language:English
Published: 2011
Subjects:
Online Access:https://hdl.handle.net/10356/84865
http://hdl.handle.net/10220/7156
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Institution: Nanyang Technological University
Language: English
Description
Summary:This paper investigates the joint effects of agent dynamic and network topology on the consensusability of linear discrete-time multi-agent systems via relative output feedback. An observer-based distributed control protocol is proposed. A necessary and sufficient condition for consensusability under this control protocol is given, which explicitly reveals how the intrinsic entropy rate of the agent dynamic and the eigenratio of the undirected communication graph affect consensusability. As a special case, the discrete-time double integrator system is discussed where a simple control protocol directly using the two-step relative position feedback is provided to reach a consensus. The theoretic results are illustrated by a simulation example.