The application of ALOS images and GIS technology on landslide information extraction in Yanbian area
Quan Yu, Fang Rui & Zhiguo Feng
Department of Civil Engineering, Yanbian University, Yanji, Jilinsheng, China
Chunquan He
Lecturer, Department of Civil Engineering, Yanbian University, Yanji, Jilinsheng, China
ABSTRACT: This paper mainly introduces the methods of extracting landslide information using ALOS images and GIS (Geographical Information System) technology. In this study, we classified images using three different methods for extracting landslide information based on characteristics of ALOS image. The three different methods respectively were unsupervised, supervised, and PCA (Principal Components Analysis) classification. From the ...
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