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» Expressive power and abstraction in Essence
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GEOS
2005
Springer
15 years 6 months ago
Comparing Representations of Geographic Knowledge Expressed as Conceptual Graphs
Abstract. Conceptual Graphs are a very powerful knowledge and meaning representation formalism grounded on deep philosophical, linguistic and object oriented principles [1], [2]. C...
Athanasios Karalopoulos, Margarita Kokla, Marinos ...
TSP
2008
83views more  TSP 2008»
15 years 1 months ago
Bit and Power Allocation for Goodput Optimization in Coded Parallel Subchannels With ARQ
Abstract--This paper addresses the problem of adaptively allocating the bits and the power among a set of parallel subchannels. A frame-oriented transmission with convolutional cod...
B. Devillers, Jérôme Louveaux, Luc Va...
FORMATS
2006
Springer
15 years 5 months ago
On the Computational Power of Timed Differentiable Petri Nets
Abstract. Well-known hierarchies discriminate between the computational power of discrete time and space dynamical systems. A contrario the situation is more confused for dynamical...
Serge Haddad, Laura Recalde, Manuel Silva
CORR
2007
Springer
78views Education» more  CORR 2007»
15 years 1 months ago
Power Allocation for Discrete-Input Non-Ergodic Block-Fading Channels
Abstract— We consider power allocation algorithms for fixedrate transmission over Nakagami-m non-ergodic block-fading channels with perfect transmitter and receiver channel stat...
Khoa D. Nguyen, Albert Guillen i Fabregas, Lars K....
CEC
2003
IEEE
15 years 5 months ago
Dynamics of gene expression in an artificial genome
Abstract- Complex systems techniques provide a powerful tool to study the emergent properties of networks of interacting genes. In this study we extract models of genetic regulator...
Kai Willadsen, Janet Wiles