291 search results - page 49 / 59 » Rate-SSIM optimization for video coding |
TIP
1998
13 years 7 months ago
1998
—We propose novel discrete cosine transform (DCT) pseudophase techniques to estimate shift/delay between two onedimensional (1-D) signals directly from their DCT coefficients by...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
Deblurring images of moving objects captured from a traditional camera is an ill-posed problem due to the loss of high spatial frequencies in the captured images. Recent techniques...
ICIP
2007
IEEE
14 years 9 months ago
2007
IEEE
Interactive navigation in image-based scenes requires random access to the compressed reference image data. When using state of the art block-based hybrid video coding techniques,...
ISCAPDCS
2007
13 years 9 months ago
2007
— Next generation multimedia mobile phones that use the high bandwidth 3G cellular radio network consume more power. Multimedia algorithms such as speech, video transcodecs have ...
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
In this paper, we present a no-reference blur metric for images and video. The blur metric is based on the analysis of the spread of the edges in an image. Its perceptual signific...