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CEC
2008
IEEE
14 years 4 months ago
Direction matters in high-dimensional optimisation
Abstract— Directional biases are evident in many benchmarking problems for real-valued global optimisation, as well as many of the evolutionary and allied algorithms that have be...
Cara MacNish, Xin Yao
SIGSOFT
2008
ACM
14 years 10 months ago
Alchemy: transmuting base alloy specifications into implementations
Alloy specifications are used to define lightweight models of systems. We present Alchemy, which compiles Alloy specifications into implementations that execute against persistent...
Shriram Krishnamurthi, Kathi Fisler, Daniel J. Dou...
GECCO
2009
Springer
112views Optimization» more  GECCO 2009»
14 years 4 months ago
Approximating geometric crossover in semantic space
We propose a crossover operator that works with genetic programming trees and is approximately geometric crossover in the semantic space. By defining semantic as program’s eval...
Krzysztof Krawiec, Pawel Lichocki
SIGSOFT
2006
ACM
14 years 4 months ago
From multi-modal scenarios to code: compiling LSCs into aspectJ
We exploit the main similarity between the aspect-oriented programming paradigm and the inter-object, scenario-based approach to specification in order to construct a new way of ...
Shahar Maoz, David Harel
ICALP
2005
Springer
14 years 3 months ago
The Polyranking Principle
Although every terminating loop has a ranking function, not every loop has a ranking function of a restricted form, such as a lexicographic tuple of polynomials over program variab...
Aaron R. Bradley, Zohar Manna, Henny B. Sipma