River management range efficient demarcation method based on multi-source data fusion and spatial characteristic difference

By using multi-source data fusion and spatial characteristic differences, the limitations of single data sources and rigid rules in the delineation of river management areas have been solved, enabling accurate and efficient delineation of management lines for complex rivers and improving the precision and efficiency of river management.

CN121305384APending Publication Date: 2026-01-09CHINA THREE GORGES UNIV
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Patent Information

Application Number
CN202511305506.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-09-12
Publication Date
2026-01-09

AI Technical Summary

Technical Problem

Existing technologies for demarcating river management areas suffer from limitations such as single data sources, lack of systematic data fusion, and rigid demarcation rules. This results in low precision and efficiency in the management of complex rivers, making it difficult to meet the needs of refined management.

Method used

By employing a multi-source data fusion and spatial characteristic difference approach, a technical system is constructed that integrates multi-source data standardization fusion, intelligent feature parameter extraction, dynamic optimization of differentiated rules, and full-process error control. This system includes unified processing of satellite remote sensing, UAV aerial survey, and hydrological monitoring data, combined with Kriging interpolation algorithm and cross-validation, to generate high-precision management line and boundary marker coordinates.

Benefits of technology

It enables precise and efficient delineation of management lines for complex waterways, improves the accuracy and efficiency of waterway management, adapts to different waterway characteristics, reduces ineffective work, and ensures high consistency and reliability between management lines and actual terrain.

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Abstract

The invention provides an efficient riverway management range demarcation method based on multi-source data fusion and spatial characteristic difference, and the method comprises the steps: constructing a whole-process technical system of law and regulation analysis, multi-source data fusion, characteristic parameter extraction and dynamic optimization, integrating the multi-source data of satellite remote sensing, unmanned aerial vehicle aerial survey, hydrological monitoring, etc. Key parameters such as a central line, a gradient and a curvature of a river channel are extracted by utilizing an intelligent algorithm, and accurate delimiting of a management line is realized by combining design flood level calculation and Kriging interpolation optimization. The invention aims to break through the limitation of the traditional method, improve the demarcation efficiency and precision, provide standardized and executable technical support for scientific management of complex rivers, and assist the cooperative promotion of flood control safety and water resource protection.
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Citation Information

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