A road network-based meteorological warning information fusion method and system

CN121884557BActive Publication Date: 2026-08-28ROAD TRAFFIC SAFETY RES CENT THE MINIST OF PUBLIC SECURITY OF THE PEOPLES REPUBLIC OF CHINA
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Patent Information

Application Number
CN202610023053.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2026-01-08
Publication Date
2026-08-28
Estimated Expiration
2046-01-08

AI Technical Summary

Technical Problem

首先，路网的空间分区需要综合考虑道路等级、地形特征和交通流量等多重属性，但不同区域的气象影响差异巨大，难以形成既能反映局部特征又能保持整体协调的分区方式

Benefits of technology

[0075]本发明显著提升了气象预警的时空精准性和应急响应效率。通过深度融合路网拓扑结构与气象影响特征进行动态聚合单元划分，实现了预警阈值的区域一致性配置，消除了预警碎片化问题；采用统一数据模型与智能冲突消解机制，有效解决了多源异构预警数据的整合难题；基于天气系统移动参数计算差异化预警提前量序列，使预警发布时序与气象影响时空演化过程精准匹配；运用模糊逻辑推理融合实时交通状态不确定性信息，提高了路网风险等级判定的动态适应性和置信度量化能力；建立应急资源联动调配机制，实现了风险等级与应急能力的自动匹配与快速响应；构建闭环反馈优化模型，使系统能够根据历史响应数据自适应调整关键参数，持续优化预警效能。

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Abstract

The application discloses a kind of meteorological warning information fusion method and system based on road network, comprising: obtaining road network topology and meteorological characteristics, clustering forms aggregation unit and sets shared threshold;According to unit, obtain multi-source warning data and standardization;By scheduling mechanism, deduplicate, sequencing and conflict resolution get comprehensive result;Extract weather system movement parameter and calculate differentiated early warning advance;Determine risk level and confidence interval in combination with real-time traffic state fuzzy reasoning;Query emergency resource linkage traffic control system and push warning;Collect historical data closed-loop feedback optimization model parameters;Application optimization model realizes road network meteorological warning.The application significantly improves the spatiotemporal accuracy and response efficiency of meteorological warning, reduces the road network traffic risk under adverse weather.
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Citation Information

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