An Adaptive Self-Organizing Migration Algorithm for Parameter Optimization of Wavelet Transformation

Figure 4

The experimental results of salt-and-pepper noise with density of 0.3 being removed from image of Lena by using traditional wavelet system and ASOMA. (a) Salt-and-pepper noise, (b) denoising using Sym4, (c) denoising using Sym6, (d) denoising using Sym8, (e) denoising using Sym1, (f) denoising using Db4, (g) denoising using Db6, (h) denoising using Db8, (i) denoising using Coif2, (j) denoising using Coif4, and (k) denoising using ASOMA.

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