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Achieving a desired collective centroid by a formation of agents moving in a controllable force field

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TLDR
In this article, an all-to-all coupled planar motion model is proposed to solve the problem of a formation of agents trying to achieve a desired stationary or moving collective centroid.
Abstract
In this paper, we study the problem of a formation of agents trying to achieve a desired stationary or moving collective centroid. The agents are assumed to be moving in a force field which is controlled externally. The stabilization of the collective centroid to a fixed desired location results in a balanced formation of the agents about that point. Similarly, the centroid of the system of agents may be required to move along a certain given trajectory. For this, the centroid of the formation must converge to the desired trajectory. To solve this problem, we propose an all-to-all coupled planar motion model that explicitly incorporates an additional control pertaining to the external force field. Simulation results are presented to support the theoretical findings.

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Citations
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Circular Formation Control of Multiple Unicycle-Type Agents With Nonidentical Constant Speeds

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Control of Many Agents Using Few Instructions

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Moving Agents in Formation in Congested Environments

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Robust stabilization of balanced and splay formations with heterogeneous controller gains

TL;DR: This paper analyses collective motion of multi-vehicle systems in balanced or splay formation when the vehicles are equipped with heterogeneous controller gains and proposes strategies to achieve such balanced and splay formations about a desired centroid location while allowing the vehicles to move either along straight line paths or on individual circular orbits.
Proceedings ArticleDOI

A heterogeneous control gain approach to achieve a desired collective centroid by a formation of agents

TL;DR: This paper proposes a heterogeneous gains based controller design methodology to stabilize a particular type of collective motion in a multi-agent system where the heading angles of the agents are in balanced formation and derives feedback control laws that operate with heterogeneous control gains.
References
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An untethered, electrostatic, globally controllable MEMS micro-robot

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Oscillator Models and Collective Motion

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Collective motion and oscillator synchronization

TL;DR: Study of connections between phase models of coupled oscil-lators and kinematic models of groups of self-propelled particles finds connections are exploited in the analysis and design of feedback control laws for the individuals that stabilize collective motions for the group.
Journal ArticleDOI

Control of Multiple Heterogeneous Magnetic Microrobots in Two Dimensions on Nonspecialized Surfaces

TL;DR: Methods to control multiple untethered magnetic microrobots (called Mag-μBots), with all dimensions under 1 mm, without the need for a specialized surface are proposed, which has potential applications in areas such as microfluidic systems and biomanipulation.
Journal ArticleDOI

Electrokinetic and optical control of bacterial microrobots

TL;DR: This work takes a step toward in vitro mechanical or chemical manipulation of cells as well as controlled assembly of microcomponents in microbiorobots.
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