15.1 Color Gabor Filtering15.2 Invariant Gabor Filters Under Lambertian Reflection15.3 Color-Based Texture Segmentation15.4 Material Recognition Using Invariant Anisotropic Filtering15.5 Color Invariant Codebooks and Material-Specific Adaptation15.6 Experiments15.7 Image Segmentation by Delaunay Triangulation15.8 Summary