A sea typhoon profile generating method based on a downward cast typhoon sounding data and deep learning

By using a method based on downdrop typhoon sounding data and deep learning, an implicit profile network is used to generate typhoon wind profiles at sea. This solves the problems of sparsity and complexity in the generation of typhoon profiles in existing technologies, and achieves high-precision typhoon profile reconstruction and completion, which is applicable to a variety of engineering application scenarios.

CN122413987APending Publication Date: 2026-07-17上海亚太台风研究中心
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Patent Information

Application Number
CN202610865968.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-06-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies struggle to generate continuous wind profiles of typhoons covering different radii, quadrants, intensities, and altitudes under conditions of scarce observations. Furthermore, traditional methods are insufficient in characterizing complex typhoon structures, do not make full use of discrete radiosonde data, and have weak profile continuity and generalization capabilities.

Method used

We employ a method based on downdrop typhoon sounding data and deep learning. Through an implicit profile network architecture, combined with conditional input features and normalized height, we generate radial and tangential wind components. We then use a deep learning model to generate high-precision offshore typhoon wind profiles, including conditional branching, height branching, shared trunk, dual output heads, and differential anchoring layers, and train the model using multiple loss functions.

Benefits of technology

It achieves high-precision generation of vertical profiles of typhoons at sea under sparse observation conditions, solving the problems of insufficient characterization of complex typhoon structures and inadequate utilization of discrete radiosonde data. It has strong continuous representation capabilities and physical consistency, and is suitable for engineering applications in multiple scenarios.

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Abstract

本发明公开了一种基于下投式台风探空数据与深度学习的海上台风廓线生成方法,包括:获取台风环境参数及探空观测点在预设参考高度处的地表风分量;对台风环境参数和地表风分量进行预处理,生成条件输入特征;确定目标生成高度,并将目标生成高度映射至归一化区间,得到归一化高度;将条件输入特征和归一化高度输入至训练好的深度学习模型中,输出目标生成高度处的径向风分量和切向风分量;基于径向风分量和切向风分量,生成目标生成高度对应的海上台风风廓线。该方法有效解决了现有方法对复杂台风结构刻画不足、对离散探空资料利用不充分、生成廓线连续性和泛化能力较弱等技术问题。
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