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91
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DAGSTUHL
2006
15 years 4 months ago
Competitive Online Searching for a Ray in the Plane
We consider the problem of a searcher that looks for a lost flashlight in a dusty environment. The search agent finds the flashlight as soon as it crosses the ray emanating from t...
Andrea Eubeler, Rudolf Fleischer, Thomas Kamphans,...
125
Voted
CEC
2008
IEEE
15 years 9 months ago
Evolutionary Multi-objective Simulated Annealing with adaptive and competitive search direction
— In this paper, we propose a population-based implementation of simulated annealing to tackle multi-objective optimisation problems, in particular those of combinatorial nature....
Hui Li, Dario Landa Silva
115
Voted
COMPGEOM
1995
ACM
15 years 6 months ago
Searching for the Kernel of a Polygon - A Competitive Strategy
We present a competitive strategy for walking into the kernel of an initially unknown star-shaped polygon. From an arbitrary start point, s, within the polygon, our strategy find...
Christian Icking, Rolf Klein
124
Voted
COMPGEOM
1994
ACM
15 years 6 months ago
Competitive Searching in a Generalized Street
We consider the problem of a robot which has to find a target in an unknown simple polygon, based only on what it has seen so far. A street is a polygon for which the two boundary...
Amitava Datta, Christian Icking
147
Voted
SWAT
2010
Springer
270views Algorithms» more  SWAT 2010»
15 years 7 months ago
An O(log log n)-Competitive Binary Search Tree with Optimal Worst-Case Access Times
We present the zipper tree, the first O(log log n)-competitive online binary search tree that performs each access in O(log n) worst-case time. This shows that for binary search ...
Prosenjit Bose, Karim Douïeb, Vida Dujmovic, ...