178 search results - page 21 / 36 » LSMR: An iterative algorithm for sparse least-squares proble... |
DAGSTUHL
2007
13 years 8 months ago
2007
Iterative aggregation/disaggregation methods (IAD) belong to competitive tools for computation the characteristics of Markov chains as shown in some publications devoted to testing...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
We design two different strategies for computing the unknown content preferences in an online social network based on a small set of nodes in the corresponding social graph for wh...
BMCBI
2010
13 years 7 months ago
2010
Background: This paper introduces the notion of optimizing different norms in the dual problem of support vector machines with multiple kernels. The selection of norms yields diff...
ICA
2010
Springer
13 years 8 months ago
2010
Springer
Abstract. A new dictionary learning method for exact sparse representation is presented in this paper. As the dictionary learning methods often iteratively update the sparse coeffi...
PE
2010
Springer
13 years 5 months ago
2010
Springer
Solution of large sparse linear fixed-point problems lies at the heart of many important performance analysis calculations. These calculations include steady-state, transient and...