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TGC
2005
Springer
14 years 1 months ago
A Practical Formal Model for Safety Analysis in Capability-Based Systems
Abstract. We present a formal system that models programmable abstractions for access control. Composite abstractions and patterns of arbitrary complexity are modeled as a configu...
Fred Spiessens, Peter Van Roy
PR
2008
141views more  PR 2008»
13 years 7 months ago
Robust and efficient multiclass SVM models for phrase pattern recognition
Phrase pattern recognition (phrase chunking) refers to automatic approaches for identifying predefined phrase structures in a stream of text. Support vector machines (SVMs)-based ...
Yu-Chieh Wu, Yue-Shi Lee, Jie-Chi Yang
APPML
2007
45views more  APPML 2007»
13 years 7 months ago
Turing pattern outside of the Turing domain
There are two simple solutions to reaction-diffusion systems with limit-cycle reaction kinetics, producing oscillatory behaviour. The reaction parameter µ gives rise to a ‘spa...
E. H. Flach, Santiago Schnell, John Norbury
ICCS
2007
Springer
14 years 1 months ago
Dynamical Patterns in Scalefree Trees of Coupled 2D Chaotic Maps
New insights have been gained recently into the interplay between complex network architectures and the collective dynamics of simple elements coupled through them. The usual parad...
Zoran Levnajic, Bosiljka Tadic
COGSCI
2004
78views more  COGSCI 2004»
13 years 7 months ago
Varieties of sameness: the impact of relational complexity on perceptual comparisons
The fundamental relations that underlie cognitive comparisons--"same" and "different"--can be demultiple levels of abstraction, which vary in relational comple...
James K. Kroger, Keith J. Holyoak, John E. Hummel