48 search results - page 4 / 10 » Lifting-Based Directional DCT-Like Transform for Image Codin... |
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
In a previous work, we proposed a new family of nonredundant geometrical image transforms using Hybrid Wavelets and Directional filter banks (HWD). In this paper we further develo...
TCSV
2008
13 years 7 months ago
2008
This paper presents a 3-D shape-adaptive directional wavelet coding technique for object-based scalable video coding. This technique includes 3-D object-based directional threading...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
A lapped biorthogonal transform adapted for local directionality of an image is proposed. The proposed transform consists of overlapping basis functions and non-overlapping basis ...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
This paper presents a new coding technique based on a mixed contourlet and wavelet transform. The redundancy of the transform is controlled by using the contourlet at fine scales ...
TIP
2008
13 years 7 months ago
2008
In this paper, we explore the application of 2-D dual-tree discrete wavelet transform (DDWT), which is a directional and redundant transform, for image coding. Three methods for sp...