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ICDE
2006
IEEE
119views Database» more  ICDE 2006»
15 years 11 months ago
Laws for Rewriting Queries Containing Division Operators
Relational division, also known as small divide, is a derived operator of the relational algebra that realizes a many-to-one set containment test, where a set is represented as a ...
Ralf Rantzau, Christoph Mangold
ICDE
2006
IEEE
144views Database» more  ICDE 2006»
15 years 11 months ago
Network-Aware Operator Placement for Stream-Processing Systems
To use their pool of resources efficiently, distributed stream-processing systems push query operators to nodes within the network. Currently, these operators, ranging from simple...
Peter R. Pietzuch, Jonathan Ledlie, Jeffrey Shneid...
IEICET
2010
96views more  IEICET 2010»
14 years 8 months ago
An Unsupervised Optimization of Structuring Elements for Noise Removal Using GA
—To recover texture images from impulse noise by the opening operation which is one of morphological operations, an suitable structuring element (SE) has to be estimated. Hithert...
Hiroyuki Okuno, Yoshiko Hanada, Mitsuji Muneyasu, ...
ISQED
2008
IEEE
112views Hardware» more  ISQED 2008»
15 years 4 months ago
Robust Analog Design for Automotive Applications by Design Centering with Safe Operating Areas
The effects of random variations during the manufacturing process on devices can be simulated as a variation of transistor parameters. Device degradation, due to temperature or vo...
Udo Sobe, Karl-Heinz Rooch, Andreas Ripp, Michael ...
GECCO
2003
Springer
128views Optimization» more  GECCO 2003»
15 years 2 months ago
Learning Biped Locomotion from First Principles on a Simulated Humanoid Robot Using Linear Genetic Programming
We describe the first instance of an approach for control programming of humanoid robots, based on evolution as the main adaptation mechanism. In an attempt to overcome some of th...
Krister Wolff, Peter Nordin