Three-dimensional multi-parameter collaborative strong convective echo body identification method and computer equipment

By combining multiple radar parameters in a three-dimensional collaborative identification method, the problems of insufficient identification stability and high computational complexity in existing technologies are solved. This method achieves efficient and stable identification and real-time processing of convective echo bodies, and is suitable for identification and early warning applications of various strong convective systems.

CN122043401APending Publication Date: 2026-05-15CHENGDU UNIV OF INFORMATION TECH
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Patent Information

Application Number
CN202610183897.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-02-09
Publication Date
2026-05-15

AI Technical Summary

Technical Problem

Existing methods for identifying strong convection echoes lack stability under complex observation conditions, rely on a single radar physical quantity, are computationally complex and have low processing efficiency, making it difficult to meet the real-time identification requirements of high-resolution radar data.

Method used

A three-dimensional multi-parameter collaborative method for identifying strong convective echo bodies is adopted. This method combines multiple radar parameters such as dBZ, CR, SW, and MCV, and constructs a three-dimensional vertical consistency constraint through pixel-by-pixel and elevation-by-elevation angle identification. This generates multi-band binary raster data, simplifies the calculation process, and improves the stability and adaptability of the identification.

Benefits of technology

It significantly improves the stability and reliability of strong convection echo body identification, is applicable to different types of strong convection systems, reduces computational complexity, meets the real-time identification requirements at the minute-level time scale, and the results facilitate subsequent business applications.

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Abstract

The invention provides a three-dimensional multi-parameter collaborative strong convective echo recognition method and computer equipment, and belongs to the technical field of radars. The method comprises the following steps: step 1, inputting and preprocessing radar data; 2, identifying a single-elevation-angle severe convection pixel; step 3, marking a single elevation angle pixel; 4, performing multi-elevation three-dimensional consistency statistics and comprehensive judgment; and step 5, outputting and storing the strong convection echo body. The method aims at solving the technical problems that an existing strong convection echo body recognition method is complex in calculation process, the number of iteration segmentation times is large, and the real-time processing efficiency is insufficient.
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