Modeling and simulation method of complex target electromagnetic characteristics based on big data

Abstract

The invention discloses a method for modeling and simulating complex target electromagnetic characteristics based on big data, which includes the following steps: step 1, using the method of mechanism analysis and principal component analysis successively to determine the dimension of complex target electromagnetic characteristic data; step 2, according to step In the first step, the results of principal component analysis are used to represent the big data knowledge of complex target electromagnetic characteristics; Step 3 is to perform real-time retrieval of big data according to the user's input conditions and rule knowledge; Step 4 is to judge whether the data retrieval is successful, and if it is successful, output the data. Complete modeling and simulation; if unsuccessful, further improve complex target electromagnetic characteristic data or knowledge representation; the invention solves the problem that it is difficult to carry out complex target electromagnetic characteristic modeling and simulation based on similar principles.

Description

technical field [0001] The invention relates to the field of modeling and simulation, in particular to a method for modeling and simulating complex target electromagnetic characteristics based on big data. Background technique [0002] The modeling and simulation technology of electromagnetic characteristics of complex targets is a key technology in electromagnetic environment simulation. It uses computers to generate electromagnetic signals of targets to provide simulated electromagnetic environments for corresponding detectors. [0003] The complexity of complex targets is manifested in the complex geometric structure of the target, the complex interaction between the target and the environment, and the target is affected by a large number of nonlinear, uncontrollable, uncertain, unpredictable, and difficult-to-quantify factors, and is no longer simple. linear relationship, which makes it difficult to carry out modeling and simulation of electromagnetic characteristics of ...

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is to provide a method for modeling and simulating the electromagnetic characteristics of complex targets based on big data, aiming at the problem that it is difficult for traditional modeling and simulation methods based on the principle of similarity to perform high-confidence modeling and simulation on the electromagnetic characteristics of complex targets , the present invention proposes a method for modeling and simulating the electromagnetic characteristics of complex targets based on big data, the purpose of which is to use data to directly drive the modeling and simulation of complex target electromagnetic Increase confidence in models of electromagnetic properties of complex targets

Images