Denoising Seismic Data via a Threshold Shrink Method in the Non-Subsampled Contourlet Transform Domain

Figure 6

Comparison of the NSCT, curvelet transform, and WT coefficients on the synthetic seismic data. (a) The original synthetic seismic data, and the fusion of HF coefficients of (b) NSCT, (c) discrete curvelet transform, and (d) WT.

(a)

(b)

(c)

(d)