611 search results - page 33 / 123 » The Cardinality Matrix Constraint |
78
Voted
CORR
2008
Springer
14 years 9 months ago
2008
Springer
In this paper, we present several descent methods that can be applied to nonnegative matrix factorization and we analyze a recently developped fast block coordinate method. We als...
114
Voted
ICA
2007
Springer
15 years 3 months ago
2007
Springer
In the paper we present new Alternating Least Squares (ALS) algorithms for Nonnegative Matrix Factorization (NMF) and their extensions to 3D Nonnegative Tensor Factorization (NTF) ...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
Matrix optimization with orthogonal constraints appear in a variety of application fields including signal and image processing. Several researchers have developed algorithms for...
CVPR
1999
IEEE
15 years 11 months ago
1999
IEEE
This paper introduces an extension of Hartley's selfcalibration technique [8] based on properties of the essential matrix, allowing for the stable computation of varying foca...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
Multiplicative update algorithms have encountered a great success to solve optimization problems with non-negativity constraints, such as the famous non-negative matrix factorizat...