Figure 9From: Magnitude-phase of the dual-tree quaternionic wavelet transform for multispectral satellite image denoisingMultichannel Sebkha satellite image denoising. (a) Noise-free image. (b) Noisy image 21.26Â dB. (c) Results of DWT and NeighShrink 22.18Â dB. (d) Results of DT-CWT and NeighShrink 23.32Â dB. (e) Results of DT-QWT and NeighShrink 23.36Â dB. (f) Results of DT-QWT and BiShrink 24.57Â dB. (g) Results of DT-QWT and NeighShrink/PhaseSmooth 26.14Â dB.Back to article page