48 search results - page 5 / 10 » Lifting-Based Directional DCT-Like Transform for Image Codin... |
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
2000
IEEE
14 years 9 months ago
2000
IEEE
In this paper, a lapped orthogonal transform adapted for local directionality of an image is proposed and its application in adaptive image coding is presented. First, we address ...
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
2008
IEEE
14 years 9 months ago
2008
IEEE
We propose a block-based transform optimization and associated image compression technique that exploits regularity along directional image singularities. Unlike established work,...