650 search results - page 73 / 130 » Positive graphs |
FMSD
2007
13 years 10 months ago
2007
We study the cost-optimal reachability problem for weighted timed automata such that positive and negative costs are allowed on edges and locations. By optimality, we mean an infi...
SAGT
2010
Springer
13 years 8 months ago
2010
Springer
We study the computational complexity of finding stable outcomes in symmetric additively-separable hedonic games. These coalition formation games are specified by an undirected e...
BMCBI
2007
13 years 10 months ago
2007
Background: Matching functional sites is a key problem for the understanding of protein function and evolution. The commonly used graph theoretic approach, and other related appro...
BMCBI
2010
13 years 10 months ago
2010
Background: Several tools have been developed to explore and search Gene Ontology (GO) databases allowing efficient GO enrichment analysis and GO tree visualization. Nevertheless,...
INFOVIS
2005
IEEE
14 years 3 months ago
2005
IEEE
Cartographers have long used flow maps to show the movement of objects from one location to another, such as the number of people in a migration, the amount of goods being traded,...