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AAAI
2007
15 years 8 months ago
On the Value of Good Advice: The Complexity of A* Search with Accurate Heuristics
We study the behavior of the classical A∗ search algorithm when coupled with a heuristic that provides estimates, accurate to within a small multiplicative factor, of the distan...
Hang T. Dinh, Alexander Russell, Yuan Su
IVA
2007
Springer
16 years 3 days ago
Searching for Prototypical Facial Feedback Signals
Embodied conversational agents should be able to provide feedback on what a human interlocutor is saying. We are compiling a list of facial feedback expressions that signal attenti...
Dirk Heylen, Elisabetta Bevacqua, Marion Tellier, ...
FLAIRS
2007
15 years 8 months ago
Guiding Inference with Policy Search Reinforcement Learning
Symbolic reasoning is a well understood and effective approach to handling reasoning over formally represented knowledge; however, simple symbolic inference systems necessarily sl...
Matthew E. Taylor, Cynthia Matuszek, Pace Reagan S...
ICAI
2004
15 years 7 months ago
Odin and Hodur: Using Bluetooth Communication for Coordinated Robotic Search
This paper describes a multi-robot system designed to use Bluetooth wireless communication to solve the "Honeybee" task. The Honeybee task is a simple search and navigat...
D. H. Barnhard, J. T. McClain, Bradley J. Wimpey, ...
IJCAI
2001
15 years 7 months ago
Local Search Topology in Planning Benchmarks: An Empirical Analysis
Many state-of-the-art heuristic planners derive their heuristic function by relaxing the planning task at hand, where the relaxation is to assume that all delete lists are empty. ...
Jörg Hoffmann