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IJON
2006
97views more  IJON 2006»
15 years 6 months ago
Bifurcations in Morris-Lecar neuron model
We investigate bifurcations observed in a Morris-Lecar neuron model. Especially, we paid attention to the change of bifurcation structures between type I and type II models. We fo...
Kunichika Tsumoto, Hiroyuki Kitajima, Tetsuya Yosh...
ICPR
2008
IEEE
16 years 27 days ago
On-line novelty detection using the Kalman filter and extreme value theory
Novelty detection is concerned with identifying abnormal system behaviours and abrupt changes from one regime to another. This paper proposes an on-line (causal) novelty detection...
Hyoungjoo Lee, Stephen J. Roberts
DAWAK
2007
Springer
16 years 19 days ago
What-If Analysis for Data Warehouse Evolution
In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse We abstract software modules, queries, r...
George Papastefanatos, Panos Vassiliadis, Alkis Si...
JGAA
2007
88views more  JGAA 2007»
15 years 6 months ago
Dynamic Spectral Layout with an Application to Small Worlds
Spectral methods are naturally suited for dynamic graph layout because, usually, moderate changes of a graph yield moderate changes of the layout. We discuss some general principl...
Ulrik Brandes, Daniel Fleischer, Thomas Puppe
ICASSP
2011
IEEE
14 years 10 months ago
Smart grid monitoring for intrusion and fault detection with new locally optimum testing procedures
The vulnerability of smart grid systems is a growing concern. Signal detection theory is employed here to detect a change in the system. We employ a discrete-time linear state spa...
Qian He, Rick S. Blum