Proceedings

A Comparison of Structural CSP Decomposition Methods

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Proceedings of the Sixteenth International Joint Conference on Artificial Intelligence. Constraint Satisfaction. Pages 394-398.

Abstract

We compare tractab le classes of constraint satisfaction problems (CSPs) . We first give a uniform prese ntation of the major structural CSP decomposition m et hods. We then introduce a new class of tractable CSPs based on the concept of hypertree decomposition recently developed in Database Theory. We introduce a framework for comparing parametric decomposition-based m et hods according to tractability criteria and compare the most relevant methods. We show that the method of hypertree decomposition dominates the others in the case of general (nonbinary) CSPs.

Georg Gottlob, Nicola Leone, and Francesco Scarcello. 1999. A Comparison of Structural CSP Decomposition Methods. In Proceedings of the Sixteenth International Joint Conference on Artificial Intelligence, IJCAI-99. IJCAI, 394–398. https://ijcai.org/proceedings/1999/57
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