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Yardangs are ridge features of various scales indicating the direction of prevailing wind when they evolved. In this paper, we apply an integrated approach for the automatic extraction of yardangs in typical areas of the Qaidam Basin. Canny’s edge detection algorithm is used for yardangs in 15-m Landsat 8 Operational Land Imager (OLI) data to acquire the spatial distribution patterns of yardangs,...
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