57 search results - page 7 / 12 » Directional Lapped Transforms for Image Coding |
JVCIR
2010
13 years 6 months ago
2010
Efficient representation of images usually leads to improvements in storage efficiency, computational complexity and performance of image processing algorithms. Efficient represe...
ICIP
2007
IEEE
14 years 9 months ago
2007
IEEE
We propose an image coding scheme using 2-D anisotropic dual-tree discrete wavelet transform (DDWT). First, we extend 2-D DDWT to anisotropic decomposition, and obtain more direct...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
In this paper, we first propose a new family of geometrical image transforms that decompose images both radially and angularly. Our construction comprises two stages of filter ban...
ICIP
2010
IEEE
13 years 5 months ago
2010
IEEE
In this paper, we present 2-D direction-adaptive transforms for coding prediction residuals of video. These Direction-Adaptive Residual Transforms (DART) are shown to be more effe...
ICASSP
2010
IEEE
13 years 8 months ago
2010
IEEE
This paper proposes a new approach to combined spatial (Intra) prediction and adaptive transform coding in block-based video and image compression. Context-adaptive spatial predic...