905 search results - page 52 / 181 » On the Complexity of uSPR Distance |
BMCBI
2005
14 years 9 months ago
2005
Background: Most proteins function by interacting with other molecules. Their interaction interfaces are highly conserved throughout evolution to avoid undesirable interactions th...
CORR
2011
Springer
14 years 4 months ago
2011
Springer
In this paper, we develop new methods for the analysis of decentralized control systems and we apply them to formation control problems. The basic set-up consists of a system with...
WADS
2007
Springer
15 years 3 months ago
2007
Springer
A ball graph is an intersection graph of a set of balls with arbitrary radii. Given a real number t > 1, we say that a subgraph G′ of a graph G is a t-spanner of G, if for eve...
CORR
1998
Springer
14 years 9 months ago
1998
Springer
Phrase structure trees have a hierarchical structure. In many subjects, most notably in taxonomy such tree structures have been studied using ultrametrics. Here syntactical hierar...
PR
2007
14 years 9 months ago
2007
In this paper, an evolutionary clustering technique is described that uses a new point symmetry-based distance measure. The algorithm is therefore able to detect both convex and n...