Figure 5From: A novel image de-noising method based on spherical coordinates systemImage IOT and experimental results. (a) Original image IOT. (b) Gaussian white noising image. (c) Hyperbolic shrinkage in [15]. (d) MATS method in [14]. (e) Improved soft-threshold in [16]. (f) AdpMpMHard in [18]. (g) This article.Back to article page