Sciweavers

215 search results - page 7 / 43
» Sums of squares based approximation algorithms for MAX-SAT
Sort
View
82
Voted
ICC
2009
IEEE
210views Communications» more  ICC 2009»
15 years 6 months ago
Weighted Sum-Rate Maximization Using Weighted MMSE for MIMO-BC Beamforming Design
—This paper studies linear transmit filter design for Weighted Sum-Rate (WSR) maximization in the Multiple Input Multiple Output Broadcast Channel (MIMO-BC). The problem of fin...
Søren Skovgaard Christensen, Rajiv Agarwal,...
91
Voted
ICASSP
2008
IEEE
15 years 6 months ago
A fast approximate joint diagonalization algorithm using a criterion with a block diagonal weight matrix
We propose a new algorithm for Approximate Joint Diagonalization (AJD) with two main advantages over existing state-of-the-art algorithms: Improved overall running speed, especial...
Petr Tichavský, Arie Yeredor, Jan Nielsen
83
Voted
ICIAR
2010
Springer
15 years 4 months ago
Structural Similarity-Based Approximation of Signals and Images Using Orthogonal Bases
The structural similarity (SSIM) index has been shown to be an useful tool in a wide variety of applications that involve the assessment of image quality and similarity. However, i...
Dominique Brunet, Edward R. Vrscay, Zhou Wang
ICIP
2010
IEEE
14 years 9 months ago
Non-rigid image registration by using graph-cuts with mutual information
Non-rigid image registration plays an important role in medical image analysis. Recently, Tang and Chung proposed to model the non-rigid medical image registration problem as an e...
Ronald W. K. So, Albert C. S. Chung
CSDA
2006
98views more  CSDA 2006»
14 years 11 months ago
Frequency estimation of undamped exponential signals using genetic algorithms
: In this paper, we consider the problem of frequency estimation of undamped superimposed exponential signals model. We propose two iterative techniques of frequency estimation usi...
Amit Mitra, Debasis Kundu, Gunjan Agrawal