Figure 3From: Computer-assisted analysis of painting brushstrokes: digital image processing for unsupervised extraction of visible features from van Gogh’s worksExperimental results. (a) Patch of 512×512 pixels extracted from the van Gogh painting Landscape at twilight, June 1890, used with permission of the Van Gogh Museum Amsterdam (Vincent van Gogh Foundation). (b) Valid brushstrokes obtained by running the proposed technique on 150 randomly selected seeds.Back to article page