Urban land greening coverage change detection method and system based on remote sensing image

By dividing the urban area into multiple greening detection areas, calculating the periodic greening coverage change rate and analyzing environmental factors, the timeliness and accuracy of greening coverage detection in the existing technology is solved, and a more scientific and accurate urban greening planning is achieved.

CN119048900BActive Publication Date: 2025-03-25NANJING JINGWEI DICHENG LAND PLANNING CONSULTING CO LTD
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Patent Information

Application Number
CN202411001549.2
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-07-25
Publication Date
2025-03-25
Estimated Expiration
2044-07-25

AI Technical Summary

Technical Problem

The existing detection methods for urban land greening coverage change have problems such as timeliness, accuracy and limited spatial coverage, and the failure to deeply analyze the local climate of the environment, resulting in blindness in urban greening planning.

Method used

By dividing urban areas into multiple greening detection areas, obtaining regional greening data for each area, calculating the periodic greening coverage change rate, dividing the greening change areas, and analyzing the environmental detection temperature difference and the difference in suspended particulate matter concentration, to obtain the coverage warning coefficient and issue a greening coverage detection warning.

Benefits of technology

It improves the comprehensiveness and pertinence of land greening coverage inspection, provides a scientific basis for urban greening construction, avoids the subjectivity and error of manual evaluation, and achieves more accurate detection of greening coverage changes.

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Abstract

The invention discloses a method and system for detecting changes in urban land greening coverage based on remote sensing images, relates to the field of environmental protection, solves the problem of poor effect of existing methods for detecting changes in urban land greening coverage, comprises step A1: acquiring urban land greening data, step A2: classifying greening detection areas according to the urban land greening data to obtain land greening detection data, step A3: acquiring periodic greening coverage change rate, environmental detection temperature difference and environmental suspended particulate matter concentration difference by analyzing the land greening detection data to obtain regional change analysis data, step A4: issuing coverage detection warning by analyzing the regional change analysis data, the invention can effectively improve the comprehensiveness and pertinence of land greening coverage detection, and provide a scientific basis for urban greening construction.
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