110 search results - page 4 / 22 » Group representation design of digital signals and sequences |
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Recent work has demonstrated that using a carefully designed dictionary instead of a predefined one, can improve the sparsity in jointly representing a class of signals. This has m...
SIGPRO
2008
13 years 7 months ago
2008
Digital filters with linear phase responses, that is, constant group delay responses are needed in many applications for signal and image processing. In this paper, a novel method...
TSP
2008
13 years 7 months ago
2008
We introduce a heuristic for designing filters that have low complexity coefficients, as measured by the total number of nonzeros digits in the binary or canonic signed digit (CSD)...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
We present a practical scheme for error-resilient digital video broadcasting, using the Wyner-Ziv coding paradigm. We apply the general framework of systematic lossy source-channe...
ASPDAC
2000
ACM
13 years 11 months ago
2000
ACM
Simulated annealing has been one of the most popular stochastic optimization methods used in the VLSI CAD field in the past two decades for handling NP-hard optimization problems...