With the rapid growth of internet technology, image watermarking method has become a popular copyright protection method for digital images. In this paper, we propose a watermarking method based on $4\times 4$ image blocks using redundant wavelet ...${}_{\mathrm{}\mathrm{}}$${}_{\mathrm{}\mathrm{}}$

• A QA method for stereoscopic video in a free viewpoint video system is proposed.

It is challenging to develop an effective quality assessment method for the stereoscopic video (SV) in the free viewpoint video (FVV) system because of asymmetric distortion and the interactively changing combinations. This paper ...

In this paper, we propose a denoising method for color-noise reduction considering human visual characteristics for image noise. Our related work showed that there is an inverse correlation between contrast intensity of object edge signals and visual ...