785 search results - page 67 / 157 » An Algebra of Hierarchical Graphs |
RSA
2002
13 years 9 months ago
2002
: The decycling number (G) of a graph G is the smallest number of vertices which can be removed from G so that the resultant graph contains no cycles. In this paper, we study the d...
CVPR
2009
IEEE
15 years 5 months ago
2009
IEEE
The visual world demonstrates organized spatial patterns,
among objects or regions in a scene, object-parts
in an object, and low-level features in object-parts. These
classes o...
GLOBECOM
2006
IEEE
14 years 4 months ago
2006
IEEE
—Distributed Denial of Service attacks have recently emerged as one of the most potent, if not the greatest, weaknesses of the Internet. Previous solutions for this problem try t...
EVOW
2009
Springer
14 years 1 months ago
2009
Springer
Abstract. This paper proposes a novel Ant Colony Optimisation algorithm for the hierarchical problem of predicting protein functions using the Gene Ontology (GO). The GO structure ...
EJC
2007
13 years 10 months ago
2007
We investigate the historical roots of the field of combinatorics on words. They comprise applications and interpretations in algebra, geometry and combinatorial enumeration. The...