Paper
4 August 2022 Research and implementation of land use and cover change monitoring methods
Songyan Wang, Qi Xue, Ye Wen, Zhe Wang
Author Affiliations +
Proceedings Volume 12306, Second International Conference on Digital Signal and Computer Communications (DSCC 2022); 1230606 (2022) https://doi.org/10.1117/12.2641432
Event: Second International Conference on Digital Signal and Computer Communications (DSCC 2022), 2022, Changchun, China
Abstract
Concerning the monitoring of land use and cover changes, it is unable to achieve rapid intelligent dynamic monitoring through the traditional field survey method, though it can accurately reflect the condition of various types of ground objects. The paper uses remote sensing estimation technology to monitor change information and proposes reliable land use and cover change monitoring methods. First, the SPOT original images of two phases in the land cover change monitoring period are subjected to such preprocessing as geometric correction and image fusion to obtain remote sensing images with similar imaging conditions in different periods of the study area. Second, a change identification model is built through the spectral signature variation method, the image interpolation method, the principal component difference method and the classification and comparison method to get land cover change areas. Finally, the threshold method and the supervision and classification method are used to extract and qualitatively analyze land-use change identification information. Then a quantitative evaluation of the accuracy is performed. The adopted change information monitoring methods based on remote sensing can meet the requirements of monitoring with high accuracy, thereby achieving accurate automatic extraction and qualitative analysis of land use and cover change information.
© (2022) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Songyan Wang, Qi Xue, Ye Wen, and Zhe Wang "Research and implementation of land use and cover change monitoring methods", Proc. SPIE 12306, Second International Conference on Digital Signal and Computer Communications (DSCC 2022), 1230606 (4 August 2022); https://doi.org/10.1117/12.2641432
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KEYWORDS
Image fusion

Image classification

Remote sensing

Vegetation

Multispectral imaging

Visualization

Data fusion

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