Sciweavers

3735 search results - page 251 / 747
» Order compression schemes
Sort
View
TWC
2008
132views more  TWC 2008»
15 years 6 months ago
Asymptotic BER analysis of threshold digital relaying schemes in cooperative wireless systems
Threshold relaying is an effective technique to achieve cooperative diversity in uncoded cooperative wireless networks, which suffer from error propagation due to detection errors...
Furuzan Atay Onat, Yijia Fan, Halim Yanikomeroglu,...
ICCSA
2005
Springer
16 years 4 days ago
Hardware Accelerator for Vector Quantization by Using Pruned Look-Up Table
Vector quantization (VQ) is an elementary technique for image compression. However, searching for the nearest codeword in a codebook is time-consuming. The existing schemes focus o...
Pi-Chung Wang, Chun-Liang Lee, Hung-Yi Chang, Tung...
PCM
2004
Springer
106views Multimedia» more  PCM 2004»
15 years 12 months ago
Performance Improvement of Vector Quantization by Using Threshold
Abstract. Vector quantization (VQ) is an elementary technique for image compression. However, the complexity of searching the nearest codeword in a codebook is time-consuming. In t...
Hung-Yi Chang, Pi-Chung Wang, Rong-Chang Chen, Shu...
ICIP
2002
IEEE
15 years 11 months ago
Wavelet-domain reconstruction of lost blocks in wireless image transmission and packet-switched networks
— A fast scheme for wavelet-domain interpolation of lost image blocks in wireless image transmission is presented in this paper. The algorithm is designed to be compatible with t...
Shantanu Rane, Jeremiah Remus, Guillermo Sapiro
ICMCS
1995
IEEE
157views Multimedia» more  ICMCS 1995»
15 years 10 months ago
A Scalable Video-on-Demand Service for the Provision of VCR-Like Functions
– One approach to supporting continuous media traffic is via resource reservation at connection establishment time. The shortcomings of this approach are the lack of flexibility...
Huang-Jen Chen, A. Krishnamurthy, Thomas D. C. Lit...