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ADBIS
2004
Springer
134views Database» more  ADBIS 2004»
13 years 10 months ago
Towards Quadtree-Based Moving Objects Databases
Nowadays, one of the main research issues of great interest is the efficient tracking of mobile objects that enables the effective answering of spatiotemporal queries. This line o...
Katerina Raptopoulou, Michael Vassilakopoulos, Yan...
CG
1998
Springer
13 years 9 months ago
Relevance Cuts: Localizing the Search
Humans can e ectively navigate through large search spaces, enabling them to solve problems with daunting complexity. This is largely due to an ability to successfully distinguish ...
Andreas Junghanns, Jonathan Schaeffer
CEC
2009
IEEE
13 years 9 months ago
Differential evolution: Difference vectors and movement in solution space
Abstract—In the commonly used DE/rand/1 variant of differential evolution the primary mechanism of generating new solutions is the perturbation of a randomly selected point by a ...
James Montgomery
ICDE
2008
IEEE
219views Database» more  ICDE 2008»
14 years 6 months ago
Never Walk Alone: Uncertainty for Anonymity in Moving Objects Databases
Preserving individual privacy when publishing data is a problem that is receiving increasing attention. According to the k-anonymity principle, each release of data must be such th...
Osman Abul, Francesco Bonchi, Mirco Nanni