Fig. 3From: Texture analysis of stereograms of diffuse-porous hardwood: identification of wood species used in Tripitaka KoreanaComparison of images before and after filtering. The images are shown a without any filtering process, and b, c after filtering with the average and median filters with r = 1 (AF r = 1 and MF r = 1), respectively. To clarify the differences, the images are enlargements of the bottom left area, as shown in Fig. 2, CjBack to article page