A typhoon continuous three-dimensional wind field inversion method

Abstract

The invention discloses a typhoon continuous stereoscopic wind field retrieval method. The method comprises the following steps of S100: obtaining one or more related vector parameters of a typhoon high-rise wind field and one or more related vector parameters of a typhoon sea surface wind field; S200: performing correlation testing on each related vector parameter of the typhoon high-rise wind field and each related vector parameter of the typhoon sea surface wind field, and selecting a group of typhoon high-rise wind field related vector parameters and typhoon sea surface wind field related vector parameters with highest correlation as research parameters; and S300: performing iterative testing according to the selected research parameters, determining a function equation and a coefficient of retrieval, building a retrieval model, and performing typhoon continuous stereoscopic wind field retrieval. The method is relatively high in time resolution, simple in retrieval process and low in requirements on retrieval parameters, and is suitable for research of the typhoon continuous stereoscopic wind field retrieval.

Description

technical field [0001] The invention relates to the technical field of remote sensing, in particular to a method for inversion of typhoon continuous three-dimensional wind field from the data of meteorological satellites and microwave scatterometers. Background technique [0002] The existing typhoon continuous three-dimensional wind field inversion technology is mainly aimed at the fusion of microwave scatterometer data, and the typhoon three-dimensional wind field inversion technology based on multi-source data is relatively lacking. Prior art methods are: [0003] 1. Inverse distance weighting method; [0004] 2. Gradual revision method; [0005] 3. Kriging interpolation method; [0006] 4. Excellent interpolation method; [0007] 5. Three-dimensional space-time interpolation method. [0008] These existing wind field inversion methods have the following defects: [0009] (1) The inversion method based on a single data source microwave scatterometer is limited by th...

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Problems solved by technology

[0014] The purpose of the present invention is to overcome the technical problems of the existing typhoon continuous three-dimensional wind field inversion method with low time resolution, complicated inversion process, and strict requirements on inversion parameters, and provide a method with high time resolution and inversion A typhoon continuous three-dimensional wind field inversion method with simple process and low requirements on inversion parameters

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