Figure 3From: Complementary tensor-driven image coherence diffusion for oriented structure enhancementDiffusion for wood texture. (a) Original wood image, (b) complementary diffusion by our approach σ = 0.05, ρ = 2, iteration time = 6, (c) coherence-enhancing method by Weickert σ = 0.05, ρ = 2 iteration time = 6, (d) diffusion by P-M equation σ = 0.05, iteration time = 3.Back to article page