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Multi-agent system motion control method based on improved physicomimetics

A technology of mimic physics and motion control, applied in non-electric variable control, two-dimensional position/channel control, position/direction control and other directions, it can solve problems such as boundary oscillation, and achieve the effect of increasing speed and consistent force

Active Publication Date: 2019-09-24
NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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Problems solved by technology

[0005] The purpose of the present invention is to provide a multi-agent system motion control method based on the improved mimic physics method, which can realize the aggregation movement, speed consistency and grouping movement of the multi-intelligence system, solve the boundary oscillation problem of the classic SAC algorithm and realize multi-objective Swarm movement of multi-agent systems in environments

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Embodiment Construction

[0027] The technical solution of the present invention is described in detail in combination with the accompanying drawings.

[0028] Such as figure 1 As shown, a kind of multi-agent system motion control method based on improved mimic physics method of the present invention, specifically comprises the following steps:

[0029] Step 1: Abstract each agent as a particle, and establish a second-order motion model of a single agent. The specific process is:

[0030] Establish a Cartesian coordinate system for the environment where the agent is located, such as figure 2 As shown in , the circle in the figure represents the agent, the triangle represents the target, and the velocity vector is represented by the arrow. Agent i at position p in the environment i =(x i ,y i ), at a speed of The location of the target is A single agent is abstracted as a particle, and its motion model is:

[0031]

[0032] In the formula, p i is the agent i The position vector of v i...

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Abstract

The invention discloses a multi-agent system motion control method based on improved physicomimetics, and relates to the field of multi-agent coordinated motion control. The method comprises the steps of: firstly establishing a motion model of a single agent, and describing the motion rules of the multiple agents by using a method of physicomimetic force; then, combineing the physicomimetics with classic cohesion, separation and speed consistency rules, and calculating a cohesion coefficient and a speed consistency coefficient by using the distance and the relative velocity speed; then, improving the effects of various items of the physicomimetics by attention parameter adjustment so that the agent selectively follow other agents or targets; finally, adjusting the motion of the agents through the improved physicomimetics so as to realize the cohesion motion, the speed consistency, and the group motion of the multi-agent system under a multi-objective environment. The method mainly solves the boundary oscillation of the classic multi-agent system motion control algorithm during the cohesion motion and the group motion problem of the multi-agent system in the multi-objective environment.

Description

technical field [0001] The invention belongs to the field of multi-agent system motion control, in particular an autonomous grouping method considering multiple target environments. Background technique [0002] Multi-agent systems (MAS) are self-organizing group systems composed of a large number of simple autonomous individuals. Although the intelligence level of the basic units of MAS is very low, the overall level of intelligence is high, and it can complete search, For complex tasks such as investigation and rescue, multi-agent system motion control is the basis for the application of multi-agent systems, that is, to achieve group gathering movement, consistent speed and group movement through self-organization. [0003] The current multi-agent motion control algorithm is mainly aimed at the aggregation motion and speed consistency, and a large number of distributed cluster motion control algorithms have emerged based on the SAC principle, such as the Three-Circle metho...

Claims

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Application Information

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IPC IPC(8): G05D1/02G05D1/00
CPCG05D1/0291G05D1/0088
Inventor 丁勇高振龙何金
Owner NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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