674 search results - page 129 / 135 » An Efficient Key Management Scheme for Pervasive Computing |
SIAMMAX
2010
13 years 2 months ago
2010
Abstract. Given a symmetric positive definite matrix A, we compute a structured approximate Cholesky factorization A RT R up to any desired accuracy, where R is an upper triangula...
MSWIM
2009
ACM
14 years 3 days ago
2009
ACM
Cognitive Radio (CR) technology constitutes a new paradigm to provide additional spectrum utilization opportunities in wireless ad hoc networks. Recent research in this field has ...
EOR
2006
13 years 7 months ago
2006
One of the most important, common and critical management issues lies in determining the "best" project portfolio out of a given set of investment proposals. As this dec...
CRYPTO
2008
Springer
13 years 9 months ago
2008
Springer
Abstract. In this work, we introduce one-time programs, a new computational paradigm geared towards security applications. A one-time program can be executed on a single input, who...
IOR
2006
13 years 7 months ago
2006
Mixed-Integer Programs (MIP's) involving logical implications modelled through big-M coefficients, are notoriously among the hardest to solve. In this paper we propose and an...