183 search results - page 18 / 37 » Image Coding Using Dual-Tree Discrete Wavelet Transform |
ICIP
2006
IEEE
16 years 1 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...
DCC
2003
IEEE
15 years 11 months ago
2003
IEEE
: This paper proposes a new algorithm referred to as the Wavelet Packet-based Embedded Block coding (WPEB) scheme for SAR data compression. This algorithm combines the following pr...
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VTC
2007
IEEE
15 years 6 months ago
2007
IEEE
— In this paper, we characterize the achievable performance of a wavelet encoding-based videophone system, which further compresses and protects the wavelet-based video codec’s...
ISBI
2004
IEEE
16 years 12 days ago
2004
IEEE
Ultrasound images are corrupted by a multiplicative noise, the speckle, which makes high level analysis difficult. Within each resolution cell a number of elementary scatterers re...
ICIP
2009
IEEE
16 years 22 days ago
2009
IEEE
A multiplier-less low complexity reversible integer Karhunen-Lo?ve transform (Low-RKLT) is proposed based on multi-lifting. Conventional methods based on KLT suffer from high comp...