48 search results - page 4 / 10 » A Block Based Scheme for Enhancing Low Luminated Images |
ICIP
2008
IEEE
14 years 9 months ago
2008
IEEE
In this paper, we analyze the formation of blocking artifacts as a result of quantization of the discrete cosine transform (DCT) coefficients. These artifacts are known to be the ...
ISM
2008
IEEE
14 years 2 months ago
2008
IEEE
Many popular image compression schemes are based on block-transform coding, a technique where images are broken into small blocks of pixels prior to transformation and compression...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
This paper introduces a video object segmentation algorithm developed in the context of the European project Art.live1 where constraints on the quality of segmentation and the pro...
ICIP
1997
IEEE
14 years 9 months ago
1997
IEEE
Rate shaping plays an important role in transmitting compressed video on a network with dynamic bandwidth. In this paper, we present a scheme for rate shaping JPEG/MPEG-precompres...
ICIP
2000
IEEE
14 years 4 days ago
2000
IEEE
We have developed a scalable image compression scheme with a good performance-complexity trade-off. Like JPEG, it is based on the 8 × 8 block discrete cosine transform (DCT), but...