315 search results - page 44 / 63 » Better Approximation of Betweenness Centrality |
ICALP
2007
Springer
14 years 4 months ago
2007
Springer
A spanner of an undirected unweighted graph is a subgraph that approximates the distance metric of the original graph with some specified accuracy. Specifically, we say H ⊆ G i...
NLDB
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. In this paper, we target document ranking in a highly technical field with the aim to approximate a ranking that is obtained through an existing ontology (knowledge stru...
CSB
2005
IEEE
14 years 3 months ago
2005
IEEE
Recently Bowers et al. [1] analyzed triplet logic relationships among 4873 Clusters of Orthologous Groups (COGS) from 67 fully sequenced organisms by calculating how well logic re...
SIBGRAPI
2005
IEEE
14 years 3 months ago
2005
IEEE
Point-based modeling and rendering is an active area of research in Computer Graphics. The concept of points with attributes (e.g. normals) is usually referred to as surfels, and ...
ATAL
2004
Springer
14 years 3 months ago
2004
Springer
Decentralized MDPs provide a powerful formal framework for planning in multi-agent systems, but the complexity of the model limits its usefulness. We study in this paper a class o...