Fig. 2From: A hyperspectral image classification algorithm based on atrous convolutionGridding and non-gridding sketch map. a Atrous convolution cascade of three layers of the same size rate. b Three atrous convolution stitching of rate = 2, 4, and 8. c Three-layer rate = 1, 2, and 3 atrous convolution cascade. d Three-layer atrous convolution cascade after splicing of 1, 3, and 9 and 1, 3, and 18Back to article page