Sciweavers

3373 search results - page 314 / 675
» Linear transformations on codes
Sort
View
DCC
2009
IEEE
16 years 5 months ago
The Posterior Matching Feedback Scheme for Joint Source-Channel Coding with Bandwidth Expansion
When transmitting a Gaussian source over an AWGN channel with an input power constraint and a quadratic distortion measure, it is well known that optimal performance can be obtain...
Ofer Shayevitz, Meir Feder
DCC
2005
IEEE
16 years 4 months ago
When is Bit Allocation for Predictive Video Coding Easy?
This paper addresses the problem of bit allocation among frames in a predictively encoded video sequence. Finding optimal solutions to this problem potentially requires making an ...
Yegnaswamy Sermadevi, Jun Chen, Sheila S. Hemami, ...
INFOCOM
2009
IEEE
15 years 11 months ago
Effective Delay Control in Online Network Coding
—Motivated by streaming applications with stringent delay constraints, we consider the design of online network coding algorithms with timely delivery guarantees. Assuming that t...
João Barros, Rui A. Costa, Daniele Munarett...
ECRTS
2008
IEEE
15 years 11 months ago
Predictable Code and Data Paging for Real Time Systems
There is a need for using virtual memory in real-time applications: using virtual addressing provides isolation between concurrent processes; in addition, paging allows the execut...
Damien Hardy, Isabelle Puaut
GLOBECOM
2008
IEEE
15 years 11 months ago
Low-Complexity SQR-Based Decoding Algorithm for Quasi-Orthogonal Space-Time Block Codes
— In this paper, we propose a new decoding algorithm for quasi-orthogonal space-time block codes (QOSTBCs) which achieves near Maximum Likelihood (ML) performance while substanti...
Luay Azzam, Ender Ayanoglu