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» Towards an Analysis of Local Optimization Algorithms
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WICON
2010
13 years 5 months ago
Optimized Content Caching and Request Capture in CNF Networks
In order to meet the overwhelming demands of content retrieval for mobile end users, a novel architecture for the next-generation Internet called Cache-and-Forward (CNF) has been p...
Lijun Dong, Dan Zhang, Yanyong Zhang, Dipankar Ray...
ICCV
2009
IEEE
15 years 19 days ago
A Theory of Active Object Localization
We present some theoretical results related to the problem of actively searching for a target in a 3D environment, under the constraint of a maximum search time. We define the o...
Alexander Andreopoulos, John K. Tsotsos
GECCO
2008
Springer
141views Optimization» more  GECCO 2008»
13 years 8 months ago
A study of NK landscapes' basins and local optima networks
We propose a network characterization of combinatorial fitness landscapes by adapting the notion of inherent networks proposed for energy surfaces [5]. We use the well-known fami...
Gabriela Ochoa, Marco Tomassini, Sébastien ...
GECCO
2004
Springer
14 years 1 months ago
Subthreshold-Seeking Behavior and Robust Local Search
Subthreshold-seeking behavior occurs when the majority of the points that an algorithm samples have an evaluation less than some target threshold. We characterize sets of functions...
L. Darrell Whitley, Keith Bush, Jonathan E. Rowe
COR
2010
146views more  COR 2010»
13 years 7 months ago
A search space "cartography" for guiding graph coloring heuristics
We present a search space analysis and its application in improving local search algorithms for the graph coloring problem. Using a classical distance measure between colorings, w...
Daniel Cosmin Porumbel, Jin-Kao Hao, Pascale Kuntz