178 search results - page 32 / 36 » LSMR: An iterative algorithm for sparse least-squares proble... |
ICIP
2010
IEEE
13 years 5 months ago
2010
IEEE
We propose a motion deblurring algorithm that exploits sparsity constraints of image patches using one single frame. In our formulation, each image patch is encoded with sparse co...
CORR
2011
Springer
13 years 1 months ago
2011
Springer
—Dual descent methods are commonly used to solve network optimization problems because their implementation can be distributed through the network. However, their convergence rat...
ICCV
2011
IEEE
12 years 7 months ago
2011
IEEE
We present a generalized subgraph preconditioning (GSP) technique to solve large-scale bundle adjustment problems efficiently. In contrast with previous work which uses either di...
ICASSP
2010
IEEE
13 years 7 months ago
2010
IEEE
The least-absolute shrinkage and selection operator (Lasso) is a popular tool for joint estimation and continuous variable selection, especially well-suited for the under-determin...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Designing and implementing efficient, provably correct parallel machine learning (ML) algorithms is challenging. Existing high-level parallel abstractions like MapReduce are insuf...