Perceptual Video Coding

Ubiquitous access to video is a big engineering achievement in the past decade. It is the accumulated success of research(e.g., video coding, media streaming, network communication), development (e.g., H264, 802.11, Cable Modem/ADSL) and commercialization (e.g., skype, Youtube). So is there still room left for video coding research? I am sure different people have very diverse [...]

Read Full Post »

Some Thoughts on Image Quality Assessment

If you do the citation search on TIP, you will find one of highly cited papers in the area of image processing is Zhou Wang et al.’s work on SSIM image  quality assessment (Ref. [1]). It is a very well written paper and contains very thought-provoking experiments on how traditional MSE/PSNR fails miserably in some [...]

Read Full Post »