Heterogeneous platform conflict resolution method based on graph neural network reinforcement learning

A neural network and conflict resolution technology, applied in the field of heterogeneous multi-aircraft conflict resolution, to achieve the effect of a reasonable conflict resolution strategy

Active Publication Date: 2022-01-21
BEIHANG UNIV
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AI Technical Summary

Problems solved by technology

In view of the fact that the deep reinforcement learning method is difficult to solve the conflict resolution problem of heterogeneous platform aircraft, a conflict resolution method that can solve heterogeneous platforms is proposed based on graph neural network reinforcement learning

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  • Heterogeneous platform conflict resolution method based on graph neural network reinforcement learning
  • Heterogeneous platform conflict resolution method based on graph neural network reinforcement learning
  • Heterogeneous platform conflict resolution method based on graph neural network reinforcement learning

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Embodiment Construction

[0037] In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail and in-depth below in conjunction with the accompanying drawings.

[0038] The present invention provides a conflict resolution method for heterogeneous platforms. The problem to be considered is: for a designated airspace, there are M class-a aircraft and N class-b aircraft, and it is necessary to ensure that each aircraft can safely reach the target point from the starting point. And minimize the number of collisions between aircraft. Such as figure 1 Shown is a schematic diagram of a scenario for this problem.

[0039] The heterogeneous platform conflict resolution method, such as figure 2 As shown, the specific steps are as follows:

[0040] Step 1, according to the specific types and characteristics of each heterogeneous aircraft, set the corresponding state vector, action space vector, and the maximum num...

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Abstract

The invention provides a heterogeneous platform conflict resolution method based on graph neural network reinforcement learning. The heterogeneous platform conflict resolution method comprises the following steps: firstly, setting corresponding state vectors and action space vectors according to specific types and features of various heterogeneous aircrafts; initializing the initial position, the target point position and related state information of each heterogeneous aircraft, establishing a conflict network diagram structure according to the state and environment information, and establishing a conflict degree evaluation function; then establishing a graph neural network structure, and performing training; and finally, completing conflict resolution of heterogeneous platforms by using the trained graph neural network model. According to the graph neural network structure, state vectors of heterogeneous aircrafts are coded into state vectors of the same dimension through the state information coding module, the graph convolutional network module extracts feature vectors, the action selection module obtains state-action values, and the heterogeneous aircrafts are trained by combining reinforcement learning, and an effective and feasible solution is provided for the conflict resolution problem of heterogeneous platforms.

Description

technical field [0001] The invention belongs to the technical field of aircraft, and relates to a conflict resolution method for heterogeneous multi-aircraft based on graph neural network reinforcement learning. Background technique [0002] The air-to-air platform refers to the part between the space in the aviation field and the aerospace field, and its height ranges between 20-100km. The air-to-air platform aircraft refers to the aircraft that flies on the air-to-air platform and performs related tasks. Its different types It can complete tasks such as reconnaissance, environmental monitoring, electronic countermeasures, material delivery, and military strikes. It has very important strategic value for social people's livelihood and national security. In recent years, due to the advancement of science and technology and the importance attached to the air-to-air platform by governments of various countries, the research and development of the air-to-air platform aircraft h...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/15G06F30/27G06N3/04G06N3/08
CPCG06F30/15G06F30/27G06N3/04G06N3/084
Inventor 李宇萌张云赫郭通杜文博
Owner BEIHANG UNIV
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