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WECWIS
2007
IEEE
119views ECommerce» more  WECWIS 2007»
15 years 4 months ago
Towards an Objective Assessment of Centrality Measures in Reputation Systems
Reputation systems facilitate cooperation in open environments. Centrality-based reputation systems use centrality measures to rank individuals, i.e., compute their reputation bas...
Christian von der Weth, Klemens Böhm
ICCV
2007
IEEE
15 years 4 months ago
On the Extraction of Curve Skeletons using Gradient Vector Flow
In this paper, we propose a new variational framework for computing continuous curve skeletons from discrete objects that are suitable for structural shape representation. We have...
M. Sabry Hassouna, Aly A. Farag
AUSAI
2007
Springer
15 years 4 months ago
The Detrimentality of Crossover
The traditional concept of a genetic algorithm (GA) is that of selection, crossover and mutation. However, a limited amount of data from the literature has suggested that the nich...
Andrew Czarn, Cara MacNish, Kaipillil Vijayan, Ber...
FIMH
2007
Springer
15 years 4 months ago
Statistical Comparison of Cardiac Fibre Architectures
Abstract. In this paper, a statistical atlas of DT-MRIs based on a population of nine ex vivo normal canine hearts is compared with a human cardiac DT-MRI and a commonly used synth...
Jean-Marc Peyrat, Maxime Sermesant, Xavier Pennec,...
ISAAC
2007
Springer
70views Algorithms» more  ISAAC 2007»
15 years 4 months ago
Kinetic Maintenance of Mobile k-Centres on Trees
Let C denote a set of n mobile clients, each of which follows a continuous trajectory on a weighted tree T. We establish tight bounds on the maximum relative velocity of the 1-cent...
Stephane Durocher, Christophe Paul