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GECCO
2003
Springer
15 years 7 months ago
Quad Search and Hybrid Genetic Algorithms
A bit climber using a Gray encoding is guaranteed to converge to a global optimum in fewer than ¢¤£¦¥¨§© evaluations on unimodal 1-D functions and on multi-dimensional sph...
L. Darrell Whitley, Deon Garrett, Jean-Paul Watson
GECCO
2005
Springer
139views Optimization» more  GECCO 2005»
15 years 7 months ago
Alternative implementations of the Griewangk function
The well-known Griewangk function, used for evaluation of evolutionary algorithms, becomes easier as the number of dimensions grows. This paper suggests three alternative implemen...
Artem Sokolov, L. Darrell Whitley, Monte Lunacek
FOCS
1999
IEEE
15 years 6 months ago
Learning Mixtures of Gaussians
Mixtures of Gaussians are among the most fundamental and widely used statistical models. Current techniques for learning such mixtures from data are local search heuristics with w...
Sanjoy Dasgupta
CHI
2005
ACM
16 years 2 months ago
Time quilt: scaling up zoomable photo browsers for large, unstructured photo collections
In the absence of manual organization of large digital photo collections, the photos' visual content and creation dates can help support time-based visual search tasks. Curre...
David Huynh, Steven M. Drucker, Patrick Baudisch, ...
UIST
2009
ACM
15 years 8 months ago
Relaxed selection techniques for querying time-series graphs
Time-series graphs are often used to visualize phenomena that change over time. Common tasks include comparing values at different points in time and searching for specified patte...
Christian Holz, Steven Feiner