Abstract: In this paper we analyzed directional filter and pyramid filter in Contourlet transform, confirmed the different choices of filters directly ...

The new Contourlet transform algorithm can improve the result of image denoising, and the most important improvement is the great superiority shown by new ...

In this study, the noise of OCT heart tube image is first verified as being multiplicative based on the local statistics (i.e. the linear relationship between ...

A new image denoising algorithm based on the complex direction of filter bands and BlockShrink is proposed. The image is decomposed based on the complex ...

The image denoising in the transform domain has attracted considerable interest in view of its improved performance at recovering signals from noisy data. In ...

The contourlet transform can very well capture the directional geometrical structures of natural images. In this paper, by incorporating the ideas of ...

A new image denoising algorithm based on the complex direction of filter bands and BlockShrink is proposed. The image is decomposed based on the complex ...

During the reconstruction, the low-pass subband constructed image is further denoisied by the bilateral filtering in the spatial domain. Experimental results ...

May 7, 2021 · The flow chart of our proposed algorithm is presented in Figure 1. Compared with block-matching and 3-D filtering (BM3D) [2], discrete cosine ...

A new algorithm based on the transformation named "Contourlet Transform" is used which is more efficient than the wavelet algorithm in Image Denoising ...