248 search results - page 28 / 50 » Parameterized Algorithms for Directed Maximum Leaf Problems |
109
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ICML
2006
IEEE
16 years 17 days ago
2006
IEEE
We present a unified duality view of several recently emerged spectral methods for nonlinear dimensionality reduction, including Isomap, locally linear embedding, Laplacian eigenm...
115
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TKDE
2008
14 years 11 months ago
2008
We study a new data mining problem concerning the discovery of frequent agreement subtrees (FASTs) from a set of phylogenetic trees. A phylogenetic tree, or phylogeny, is an unorde...
110
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ISAAC
2003
Springer
15 years 5 months ago
2003
Springer
We consider all-optical networks with shortest-path routing that use wavelength-division multiplexing and employ wavelength conversion at specific nodes in order to maximize their...
101
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VC
2008
14 years 11 months ago
2008
It is difficult to render caustic patterns at interactive frame rates. This paper introduces new rendering techniques that relax current constraints, allowing scenes with moving, n...
ESA
2006
Springer
15 years 3 months ago
2006
Springer
We consider an optimization problem arising in the design of controllers for OLED displays. Our objective is to minimize amplitude of the electrical current through the diodes whic...