Fig. 2From: A clinical utility assessment of the automatic measurement method of the quality of Meibomian glands h R mask defined for a σ m = 0.05,σ n = 0.05,σ α = 0.05; b σ m = 0.05,σ n = 0.1,σ α = 0.05; c σ m = 0.01,σ n = 0.1,σ α = 0.05; d σ m = 0.1,σ n = 0.05,σ α = 0.1; and its second derivative calculated after variable m Back to article page