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DAM
2008
108views more  DAM 2008»
13 years 8 months ago
On the complexity of the multicut problem in bounded tree-width graphs and digraphs
Given an edge- or vertex-weighted graph or digraph and a list of source-sink pairs, the minimum multicut problem consists in selecting a minimum weight set of edges or vertices wh...
Cédric Bentz
REX
1991
13 years 12 months ago
The Theory of Timed Automata
Abstract. We consider an optimal-reachability problem for a timed automaton with respect to a linear cost function which results in a weighted timed automaton. Our solution to this...
Rajeev Alur, David L. Dill
APPROX
2010
Springer
176views Algorithms» more  APPROX 2010»
13 years 10 months ago
Approximation Algorithms for Min-Max Generalization Problems
Abstract. We provide improved approximation algorithms for the minmax generalization problems considered by Du, Eppstein, Goodrich, and Lueker [1]. In min-max generalization proble...
Piotr Berman, Sofya Raskhodnikova
APVIS
2008
13 years 10 months ago
Interactive Visual Analysis of the NSF Funding Information
This paper presents an interactive visualization toolkit for navigating and analyzing the National Science Foundation (NSF) funding information. Our design builds upon the treemap...
Shixia Liu, Nan Cao, Hao Lv
ICITA
2005
IEEE
14 years 2 months ago
Using Image Contour Recognition in GIS Navigation
This paper presents an approach of using image contour recognition in the navigation for enterprise geographic information systems (GIS). The extraction of object mark images is b...
Wei Lai, Donggang Yu, Jiro Tanaka, Cai Fei