Sciweavers

5981 search results - page 472 / 1197
» time 2006
Sort
View
BMCBI
2006
92views more  BMCBI 2006»
15 years 7 months ago
Recrafting the neighbor-joining method
Background: The neighbor-joining method by Saitou and Nei is a widely used method for constructing phylogenetic trees. The formulation of the method gives rise to a canonical (n3)...
Thomas Mailund, Gerth Stølting Brodal, Rolf...
IJMMS
2006
90views more  IJMMS 2006»
15 years 6 months ago
A framework for asynchronous change awareness in collaborative documents and workspaces
Change awareness is the ability of individuals to track the asynchronous changes made to a collaborative document or graphical workspace by other participants over time. We develo...
James Tam, Saul Greenberg
IJON
2006
87views more  IJON 2006»
15 years 6 months ago
Collective plasticity and individual stability in cultured neuronal networks
Cultured neuronal networks generate spontaneous activity in the form of synchronized bursting events (SBEs)--short time events during which most of the recorded neurons fire rapid...
Nadav Raichman, Vladislav Volman, Eshel Ben-Jacob
IJON
2006
90views more  IJON 2006»
15 years 6 months ago
Reinforcement learning of a simple control task using the spike response model
In this work, we propose a variation of a direct reinforcement learning algorithm, suitable for usage with spiking neurons based on the spike response model (SRM). The SRM is a bi...
Murilo Saraiva de Queiroz, Roberto Coelho de Berr&...
PR
2006
115views more  PR 2006»
15 years 6 months ago
Visual surveillance by dynamic visual attention method
This paper describes a method for visual surveillance based on biologically motivated dynamic visual attention in video image sequences. Our system is based on the extraction and ...
María T. López, Antonio Ferná...