746 search results - page 60 / 150 » Fast (Structured) Newton Computations |
CORR
2010
Springer
13 years 10 months ago
2010
Springer
We consider a class of learning problems that involve a structured sparsityinducing norm defined as the sum of -norms over groups of variables. Whereas a lot of effort has been pu...
CEC
2008
IEEE
14 years 4 months ago
2008
IEEE
—This paper presents an eavesdropper-proof algorithm that is capable of fast generating symmetric (secret) keys. Instead of literally exchanging secret keys, both the sender and ...
JMIV
2007
13 years 10 months ago
2007
High-quality image inpainting methods based on nonlinear higher-order partial differential equations have been developed in the last few years. These methods are iterative by natur...
PIMRC
2010
IEEE
13 years 8 months ago
2010
IEEE
This paper tackles the problem of fast varying channel estimation in LTE systems. Particular attention is given to downlink transmission where OFDMA is used as the multiple access ...
ICDE
2007
IEEE
14 years 11 months ago
2007
IEEE
We introduce a novel method of indexing graph databases in order to facilitate subgraph isomorphism and similarity queries. The index is comprised of two major data structures. Th...