1439 search results - page 82 / 288 » Fast approximation of centrality |
SIAMSC
2008
14 years 9 months ago
2008
To approximate convolutions which occur in evolution equations with memory terms, a variable-stepsize algorithm is presented for which advancing N steps requires only O(N log N) op...
IPPS
2010
IEEE
14 years 7 months ago
2010
IEEE
This work presents the first extensive study of singlenode performance optimization, tuning, and analysis of the fast multipole method (FMM) on modern multicore systems. We consid...
ICIP
2003
IEEE
15 years 11 months ago
2003
IEEE
The paper proposes a new wavelet-based Bayesian approach to image deconvolution, under the space-invariant blur and additive white Gaussian noise assumptions. Image deconvolution ...
ICIP
2001
IEEE
15 years 11 months ago
2001
IEEE
Thispaper presents a new hybrid range image segmentation approach. Two separate techniques are applied consecutively. First, iin edge based segmentation technique extracts the edg...
ICML
2005
IEEE
15 years 10 months ago
2005
IEEE
Maximum Margin Matrix Factorization (MMMF) was recently suggested (Srebro et al., 2005) as a convex, infinite dimensional alternative to low-rank approximations and standard facto...