218 search results - page 36 / 44 » Directional Discrete Cosine Transforms for Image Coding |
IVC
2007
13 years 6 months ago
2007
We present a variation to the well studied SVD based image compression technique. Our variation can be viewed as a preprocessing step in which the input image is permuted as per a...
ICIP
2006
IEEE
14 years 8 months ago
2006
IEEE
In subband image and video compression, the issue of dyadic spatial scalability with a downsizing ratio of 2:1 has already been widely investigated. In some application scenarios,...
ICIP
2003
IEEE
14 years 8 months ago
2003
IEEE
For motion estimation (ME) and discrete cosine transform (DCT) of MPEG video encoding, content variation and perceptual tolerance in video signals can be exploited to gracefully t...
DAC
1997
ACM
13 years 11 months ago
1997
ACM
We describe an architectural design space exploration methodology that minimizes the energy dissipation of digital circuits. The centerpiece of our methodology is a Verilog-based ...
TCSV
2010
13 years 1 months ago
2010
Abstract--The rate control problem has been extensively studied in parallel to the development of the different video coding standards. The bit allocation via Cauchy-density-based ...