Proceedings

Real-Time Search in Non-Deterministic Domains

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Proceedings of the Fourteenth International Joint Conference on Artificial Intelligence. Planning. Pages 1660-1668.

Abstract

Many search domains are non-deterministic. Although real-time search methods have traditionally been studied in deterministic domains, they are well suited for searching nondeterministic domains since they do not have to plan for every contingency - they can react to the actual outcomes of actions. In this paper, we introduce the min-max LRTA * algorithm, a simple extension of Korf's Learning Real- Time A* algorithm (LRTA *) to non-deterministic domains. We describe which non-deterministic domains min-max LRTA * can solve, and analyze its performance for these domains. We also give tight bounds on its worst-case performance and show how this performance depends on properties of both the domains and the heuristic functions used to encode prior information about the domains.

Sven Koenig, and Reid G. Simmons. 1995. Real-Time Search in Non-Deterministic Domains. In Proceedings of the Fourteenth International Joint Conference on Artificial Intelligence, IJCAI-95. IJCAI, 1660–1668. https://ijcai.org/proceedings/1995/214
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