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TOG
2008
13 years 8 months ago
2008
We propose a simple but effective upsampling method for automatically enhancing the image/video resolution, while preserving the essential structural information. The main advanta...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
We present fast algorithms for constructing probabilistic embeddings and approximate distance oracles in sparse graphs. The main ingredient is a fast algorithm for sampling the pr...
GLOBECOM
2008
IEEE
14 years 3 months ago
2008
IEEE
—With the deployment of IPTV reliability for multicast is becoming an important research topic again. Even though it has been intensively investigated before, there is now an und...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
In many important problems, one uses the median instead of the mean to estimate a population's center, since the former is more robust. But in general, computing the median i...
SIAMSC
2008
13 years 8 months ago
2008
We present a fast direct solver methodology for the Dirichlet biharmonic problem in a rectangle. The solver is applicable in the case of the second order Stephenson scheme [34] as ...