2 heads, 2 faces, toy, sculpture, ugly, tiling, poorly drawn hands, poorly drawn, crossed eyes, poorly drawn face, out of frame, extra limbs,3D, cartoon, bad art,Traditional programming, rule-based systems, hand-crafted features, non-parametric models, shallow learning, non-adaptive algorithms, low-resolution, noise addition, image degradation, imperceptible changes, lossy compression, style destruction, random initialization, dataset reduction, and data corruption.