895 search results - page 35 / 179 » Using graphs for some discrete tomography problems |
SIAMSC
2010
13 years 5 months ago
2010
Abstract. We develop in this paper some efficient algorithms which are essential to implementations of spectral methods on the sparse grid by Smolyak's construction based on a...
SODA
2010
ACM
14 years 8 months ago
2010
ACM
The quadratic assignment problem (QAP) is a central problem in combinatorial optimization. Several famous computationally hard tasks, such as graph matching, partitioning, and the...
GD
2009
Springer
13 years 8 months ago
2009
Springer
Much of the data generated and analyzed in the life sciences can be interpreted and represented by networks or graphs. Network analysis and visualization methods help in investigat...
AAIM
2007
Springer
14 years 2 months ago
2007
Springer
Given an acyclic directed graph and two distinct nodes s and t, we consider the problem of finding k disjoint paths from s to t satisfying some objective. We consider four objectiv...
JMLR
2008
13 years 11 months ago
2008
Harmonic analysis and diffusion on discrete data has been shown to lead to state-of-theart algorithms for machine learning tasks, especially in the context of semi-supervised and ...