Surveying and mapping method based on low-altitude unmanned aerial vehicle remote sensing technology

By combining drone remote sensing technology and augmented reality technology, real-time visual remote sensing data display is achieved, which solves the problem of lack of data application in the existing technology and improves data visualization and application efficiency.

CN119309550AActive Publication Date: 2025-01-14CHINA UNIV OF GEOSCIENCES (BEIJING)
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Patent Information

Application Number
CN202411846686.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-16
Publication Date
2025-01-14
Estimated Expiration
2044-12-16

AI Technical Summary

Technical Problem

The existing technology does not combine augmented reality technology with drone remote sensing surveying and mapping, and lacks solutions for real-time visualization and data applications.

Method used

The surveying and mapping method based on low-altitude drone remote sensing technology is adopted, including flight path planning, remote sensing image acquisition and processing, feature extraction and matching, and real-time display of remote sensing data in a real environment through AR technology to realize map mapping and data application.

Benefits of technology

Real-time visual remote sensing data display is realized, which improves the efficiency and effectiveness of urban planning, disaster emergency and agricultural monitoring, and provides intuitive geographical information and data management.

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Abstract

The invention discloses a surveying and mapping method based on a low-altitude unmanned aerial vehicle remote sensing technology, and belongs to the field of surveying and mapping. S2, remote sensing image acquisition; s3, remote sensing image processing; s4, remote sensing image feature extraction; s41, constructing a three-dimensional scanning model, and extracting remote sensing image feature points; s42, matching and screening the extracted remote sensing image feature points; s43, obtaining a projection relation from a three-dimensional space to a two-dimensional remote sensing image plane based on the projection matrix of the camera; s44, performing coordinate transformation by using the projection matrix; s45, calculating the specific position and posture of the target object in the three-dimensional space, and completing the positioning of the target scene; and S5, drawing a map based on the positioning of the target scene. By adopting the surveying and mapping method based on the low-altitude unmanned aerial vehicle remote sensing technology, augmented reality and remote sensing surveying and mapping are combined, and the surveying and mapping method has the advantages of real-time visualization, accurate positioning, high working efficiency and the like, so that the surveying and mapping method has a wide application prospect.
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Citation Information

Patent Citations

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